Upgrade drools-applications to JUnit 5java-17

Issue-ID: POLICY-4819
Change-Id: I33e1f156a1ea0e98cb6386a7d10d06be4dc258d9
Signed-off-by: FrancescoFioraEst <francesco.fiora@est.tech>

49 files changed, 1114 insertions, 1324 deletions

diff --git a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/controlloop/UsecasesTest.java b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/controlloop/UsecasesTest.java
index 5077f8fb8..625a1a0f1 100644
--- a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/controlloop/UsecasesTest.java
+++ b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/controlloop/UsecasesTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2022 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,11 +21,11 @@
 
 package org.onap.policy.controlloop;
 
-import org.junit.After;
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.BeforeClass;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.extension.ExtendWith;
 import org.onap.policy.controlloop.common.rules.test.DroolsRuleTest;
 import org.onap.policy.controlloop.common.rules.test.Listener;
 import org.onap.policy.controlloop.common.rules.test.NamedRunner;
@@ -39,17 +40,16 @@ import org.onap.policy.simulators.Util;
  * <p/>
  * Note: this runs ALL tests (i.e., any whose names start with "test").
  */
-@RunWith(NamedRunner.class)
+@ExtendWith(NamedRunner.class)
 @TestNames(prefixes = {"test"})
-
-public class UsecasesTest extends DroolsRuleTest {
+class UsecasesTest extends DroolsRuleTest {
     protected static final String CONTROLLER_NAME = "usecases";
 
 
     /**
      * Sets up statics.
      */
-    @BeforeClass
+    @BeforeAll
     public static void setUpBeforeClass() {
         initStatics(CONTROLLER_NAME);
 
@@ -64,7 +64,7 @@ public class UsecasesTest extends DroolsRuleTest {
     /**
      * Cleans up statics.
      */
-    @AfterClass
+    @AfterAll
     public static void tearDownAfterClass() {
         finishStatics();
     }
@@ -72,7 +72,7 @@ public class UsecasesTest extends DroolsRuleTest {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         init();
     }
@@ -80,7 +80,7 @@ public class UsecasesTest extends DroolsRuleTest {
     /**
      * Tears down.
      */
-    @After
+    @AfterEach
     public void tearDown() {
         finish();
     }
diff --git a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/GetTargetEntityOperation2Test.java b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/GetTargetEntityOperation2Test.java
index efb7e74d3..d4dbbe271 100644
--- a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/GetTargetEntityOperation2Test.java
+++ b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/GetTargetEntityOperation2Test.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,20 +24,18 @@ package org.onap.policy.drools.apps.controller.usecases;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import java.util.List;
 import java.util.Map;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.aai.domain.yang.GenericVnf;
 import org.onap.policy.controlloop.VirtualControlLoopEvent;
 import org.onap.policy.controlloop.actorserviceprovider.OperationProperties;
@@ -44,8 +43,7 @@ import org.onap.policy.controlloop.actorserviceprovider.TargetType;
 import org.onap.policy.controlloop.actorserviceprovider.parameters.ControlLoopOperationParams;
 import org.onap.policy.controlloop.eventmanager.StepContext;
 
-@RunWith(MockitoJUnitRunner.class)
-public class GetTargetEntityOperation2Test {
+class GetTargetEntityOperation2Test {
     private static final String GENERIC_VNF_ID = "generic-vnf.vnf-id";
     private static final String VSERVER_NAME = "vserver.vserver-name";
     private static final String GENERIC_VNF_NAME = "generic-vnf.vnf-name";
@@ -54,10 +52,8 @@ public class GetTargetEntityOperation2Test {
     private static final String MY_ACTOR = "my-actor";
     private static final String MY_OPERATION = "my-operation";
 
-    @Mock
-    private StepContext stepContext;
-    @Mock
-    private ControlLoopOperationParams params;
+    private final StepContext stepContext = mock(StepContext.class);
+    private final ControlLoopOperationParams params = mock(ControlLoopOperationParams.class);
 
     private VirtualControlLoopEvent event;
     private GenericVnf vnf;
@@ -66,7 +62,7 @@ public class GetTargetEntityOperation2Test {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         event = new VirtualControlLoopEvent();
         event.setTarget("pnf.pnf-name");
@@ -83,7 +79,7 @@ public class GetTargetEntityOperation2Test {
     }
 
     @Test
-    public void testGetPropertyNames() {
+    void testGetPropertyNames() {
         // already have the data - no properties needed
         assertThat(oper.getPropertyNames()).isEmpty();
 
@@ -97,7 +93,7 @@ public class GetTargetEntityOperation2Test {
     }
 
     @Test
-    public void testStart() {
+    void testStart() {
         assertThatThrownBy(() -> oper.start()).isInstanceOf(UnsupportedOperationException.class)
                         .hasMessage("cannot start get-target-entity operation");
     }
@@ -106,7 +102,7 @@ public class GetTargetEntityOperation2Test {
      * Tests detmTarget() when the target has already been determined.
      */
     @Test
-    public void testDetmTargetRepeat() {
+    void testDetmTargetRepeat() {
         remakeWithoutData();
         assertFalse(oper.getPropertyNames().isEmpty());
 
@@ -122,7 +118,7 @@ public class GetTargetEntityOperation2Test {
      * Tests detmTarget() when the target type is {@code null}.
      */
     @Test
-    public void testDetmTargetNullType() {
+    void testDetmTargetNullType() {
         remakeWithoutData();
         when(params.getTargetType()).thenReturn(null);
 
@@ -134,7 +130,7 @@ public class GetTargetEntityOperation2Test {
      * Tests detmTarget() when the target type is VM and enrichment data is provided.
      */
     @Test
-    public void testDetmTargetVm() {
+    void testDetmTargetVm() {
         when(params.getTargetType()).thenReturn(TargetType.VM);
         enrichTarget(VSERVER_NAME);
         assertThat(oper.getPropertyNames()).isEmpty();
@@ -145,7 +141,7 @@ public class GetTargetEntityOperation2Test {
      * Tests detmTarget() when the target type is VNF and enrichment data is provided.
      */
     @Test
-    public void testDetmTargetVnf() {
+    void testDetmTargetVnf() {
         when(params.getTargetType()).thenReturn(TargetType.VNF);
         enrichTarget(VSERVER_NAME);
         assertThat(oper.getPropertyNames()).isEmpty();
@@ -157,7 +153,7 @@ public class GetTargetEntityOperation2Test {
      * provided.
      */
     @Test
-    public void testDetmTargetVfModule() {
+    void testDetmTargetVfModule() {
         when(params.getTargetType()).thenReturn(TargetType.VFMODULE);
         enrichTarget(VSERVER_NAME);
         assertThat(oper.getPropertyNames()).isEmpty();
@@ -168,7 +164,7 @@ public class GetTargetEntityOperation2Test {
      * Tests detmTarget() when the target type is unknown.
      */
     @Test
-    public void testDetmTargetUnknownType() {
+    void testDetmTargetUnknownType() {
         when(params.getTargetType()).thenReturn(TargetType.VFC);
         enrichTarget(VSERVER_NAME);
         assertThatIllegalArgumentException().isThrownBy(() -> oper.getPropertyNames())
@@ -176,7 +172,7 @@ public class GetTargetEntityOperation2Test {
     }
 
     @Test
-    public void testDetmPnfTargetPnf() {
+    void testDetmPnfTargetPnf() {
         assertThat(oper.getPropertyNames()).isEmpty();
         verifyTarget(MY_PNF);
     }
@@ -185,7 +181,7 @@ public class GetTargetEntityOperation2Test {
      * Tests detmPnfTarget() when the target name is incorrect.
      */
     @Test
-    public void testDetmPnfTargetInvalidName() {
+    void testDetmPnfTargetInvalidName() {
         event.setTarget("unknown-pnf");
         assertThatIllegalArgumentException().isThrownBy(() -> oper.getPropertyNames())
                         .withMessage("Target does not match target type");
@@ -195,7 +191,7 @@ public class GetTargetEntityOperation2Test {
      * Tests detmPnfTarget() when the enrichment data is missing.
      */
     @Test
-    public void testDetmPnfTargetPnfNoEnrichment() {
+    void testDetmPnfTargetPnfNoEnrichment() {
         event.setAai(Map.of());
         assertThatIllegalArgumentException().isThrownBy(() -> oper.getPropertyNames())
                         .withMessage("AAI section is missing pnf.pnf-name");
@@ -205,7 +201,7 @@ public class GetTargetEntityOperation2Test {
      * Tests detmVfModuleTarget() when the target is null.
      */
     @Test
-    public void testDetmVfModuleTargetNullTarget() {
+    void testDetmVfModuleTargetNullTarget() {
         when(params.getTargetType()).thenReturn(TargetType.VM);
         event.setTarget(null);
         assertThatIllegalArgumentException().isThrownBy(() -> oper.getPropertyNames()).withMessage("Target is null");
@@ -215,7 +211,7 @@ public class GetTargetEntityOperation2Test {
      * Tests detmVfModuleTarget() when the target is the vserver name.
      */
     @Test
-    public void testDetmVfModuleTargetVserverName() {
+    void testDetmVfModuleTargetVserverName() {
         when(params.getTargetType()).thenReturn(TargetType.VM);
         enrichTarget(VSERVER_NAME);
         assertThat(oper.getPropertyNames()).isEmpty();
@@ -226,7 +222,7 @@ public class GetTargetEntityOperation2Test {
      * Tests detmVfModuleTarget() when the target is the VNF ID.
      */
     @Test
-    public void testDetmVfModuleTargetVnfId() {
+    void testDetmVfModuleTargetVnfId() {
         when(params.getTargetType()).thenReturn(TargetType.VM);
         enrichTarget(GENERIC_VNF_ID);
         assertThat(oper.getPropertyNames()).isEmpty();
@@ -238,7 +234,7 @@ public class GetTargetEntityOperation2Test {
      * data is actually stored in the VNF ID field.
      */
     @Test
-    public void testDetmVfModuleTargetVnfName() {
+    void testDetmVfModuleTargetVnfName() {
         when(params.getTargetType()).thenReturn(TargetType.VM);
         enrichTarget(GENERIC_VNF_ID);
 
@@ -253,7 +249,7 @@ public class GetTargetEntityOperation2Test {
      * Tests detmVfModuleTarget() when the target is unknown.
      */
     @Test
-    public void testDetmVfModuleTargetUnknown() {
+    void testDetmVfModuleTargetUnknown() {
         when(params.getTargetType()).thenReturn(TargetType.VM);
         enrichTarget(VSERVER_NAME);
         event.setTarget("unknown-vnf");
@@ -265,7 +261,7 @@ public class GetTargetEntityOperation2Test {
      * Tests detmVfModuleTarget() when the enrichment data is missing.
      */
     @Test
-    public void testDetmVfModuleTargetMissingEnrichment() {
+    void testDetmVfModuleTargetMissingEnrichment() {
         when(params.getTargetType()).thenReturn(TargetType.VM);
         event.setTarget(VSERVER_NAME);
         assertThatIllegalArgumentException().isThrownBy(() -> oper.getPropertyNames())
@@ -276,7 +272,7 @@ public class GetTargetEntityOperation2Test {
      * Tests detmVnfName() when enrichment data is available.
      */
     @Test
-    public void testDetmVnfNameHaveData() {
+    void testDetmVnfNameHaveData() {
         when(params.getTargetType()).thenReturn(TargetType.VM);
         event.setTarget(GENERIC_VNF_NAME);
         event.setAai(Map.of(GENERIC_VNF_ID, MY_VNF));
@@ -288,14 +284,14 @@ public class GetTargetEntityOperation2Test {
      * Tests detmVnfName() when enrichment data is missing.
      */
     @Test
-    public void testDetmVnfNameNoData() {
+    void testDetmVnfNameNoData() {
         when(params.getTargetType()).thenReturn(TargetType.VM);
         event.setTarget(GENERIC_VNF_NAME);
         assertThat(oper.getPropertyNames()).isEqualTo(List.of(UsecasesConstants.AAI_DEFAULT_GENERIC_VNF));
     }
 
     @Test
-    public void testSetProperty() {
+    void testSetProperty() {
         event.setTarget(GENERIC_VNF_NAME);
 
         // not a property of interest - should be ignored
@@ -308,7 +304,7 @@ public class GetTargetEntityOperation2Test {
     }
 
     @Test
-    public void testGetActorName_testGetName() {
+    void testGetActorName_testGetName() {
         assertEquals(MY_ACTOR, oper.getActorName());
         assertEquals(MY_OPERATION, oper.getName());
     }
diff --git a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/LockOperation2Test.java b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/LockOperation2Test.java
index 3208d4c53..f0348ac9a 100644
--- a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/LockOperation2Test.java
+++ b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/LockOperation2Test.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,20 +23,18 @@ package org.onap.policy.drools.apps.controller.usecases;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertSame;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertSame;
 import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
 
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.CompletableFuture;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.aai.domain.yang.GenericVnf;
 import org.onap.policy.controlloop.VirtualControlLoopEvent;
 import org.onap.policy.controlloop.actorserviceprovider.OperationOutcome;
@@ -43,17 +42,14 @@ import org.onap.policy.controlloop.actorserviceprovider.OperationProperties;
 import org.onap.policy.controlloop.actorserviceprovider.parameters.ControlLoopOperationParams;
 import org.onap.policy.controlloop.eventmanager.StepContext;
 
-@RunWith(MockitoJUnitRunner.class)
-public class LockOperation2Test {
+class LockOperation2Test {
     private static final String MY_PNF = "my-pnf";
     private static final String MY_VNF = "my-vnf";
     private static final String MY_ACTOR = "my-actor";
     private static final String MY_OPERATION = "my-operation";
 
-    @Mock
-    private StepContext stepContext;
-    @Mock
-    private ControlLoopOperationParams params;
+    private final StepContext stepContext = mock(StepContext.class);
+    private final ControlLoopOperationParams params = mock(ControlLoopOperationParams.class);
 
     private VirtualControlLoopEvent event;
     private CompletableFuture<OperationOutcome> future;
@@ -63,7 +59,7 @@ public class LockOperation2Test {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         event = new VirtualControlLoopEvent();
         event.setTarget("pnf.pnf-name");
@@ -83,12 +79,12 @@ public class LockOperation2Test {
     }
 
     @Test
-    public void testGetPropertyNames() {
+    void testGetPropertyNames() {
         assertThat(oper.getPropertyNames()).isEqualTo(List.of(OperationProperties.AAI_TARGET_ENTITY));
     }
 
     @Test
-    public void testStart() {
+    void testStart() {
         // missing data
         assertThatIllegalStateException().isThrownBy(() -> oper.start())
                         .withMessage("target lock entity has not been determined yet");
@@ -98,7 +94,7 @@ public class LockOperation2Test {
     }
 
     @Test
-    public void testSetProperty() {
+    void testSetProperty() {
         oper.setProperty("unknown-property", "some data");
         assertNull(oper.getTargetEntity());
 
@@ -107,7 +103,7 @@ public class LockOperation2Test {
     }
 
     @Test
-    public void testGetActorName_testGetName() {
+    void testGetActorName_testGetName() {
         assertEquals(MY_ACTOR, oper.getActorName());
         assertEquals(MY_OPERATION, oper.getName());
     }
diff --git a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/UsecasesEventManagerTest.java b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/UsecasesEventManagerTest.java
index 07d168a05..3b6463819 100644
--- a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/UsecasesEventManagerTest.java
+++ b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/UsecasesEventManagerTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021, 2023 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,19 +24,19 @@ package org.onap.policy.drools.apps.controller.usecases;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatCode;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import java.time.Instant;
 import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.Deque;
 import java.util.List;
 import java.util.Map;
 import java.util.TreeMap;
@@ -43,18 +44,14 @@ import java.util.UUID;
 import java.util.concurrent.ExecutorService;
 import org.drools.core.WorkingMemory;
 import org.drools.core.common.InternalFactHandle;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.utils.coder.Coder;
 import org.onap.policy.common.utils.coder.CoderException;
 import org.onap.policy.common.utils.coder.StandardYamlCoder;
 import org.onap.policy.common.utils.resources.ResourceUtils;
 import org.onap.policy.controlloop.ControlLoopEventStatus;
 import org.onap.policy.controlloop.ControlLoopException;
-import org.onap.policy.controlloop.ControlLoopResponse;
 import org.onap.policy.controlloop.ControlLoopTargetType;
 import org.onap.policy.controlloop.VirtualControlLoopEvent;
 import org.onap.policy.controlloop.actorserviceprovider.Operation;
@@ -85,8 +82,7 @@ import org.onap.policy.sdnr.PciBody;
 import org.onap.policy.sdnr.PciMessage;
 import org.onap.policy.sdnr.PciResponse;
 
-@RunWith(MockitoJUnitRunner.class)
-public class UsecasesEventManagerTest {
+class UsecasesEventManagerTest {
     private static final UUID REQ_ID = UUID.randomUUID();
     private static final String CL_NAME = "my-closed-loop-name";
     private static final String POLICY_NAME = "my-policy-name";
@@ -100,28 +96,17 @@ public class UsecasesEventManagerTest {
     private static final Coder yamlCoder = new StandardYamlCoder();
     private static final String OUTCOME_MSG = "my outcome message";
 
-    @Mock
-    private PolicyEngine engineMgr;
-    @Mock
-    private WorkingMemory workMem;
-    @Mock
-    private InternalFactHandle factHandle;
-    @Mock
-    private Operator policyOperator;
-    @Mock
-    private Operation policyOperation;
-    @Mock
-    private Actor policyActor;
-    @Mock
-    private EventManagerServices services;
-    @Mock
-    private OperationHistoryDataManager dataMgr;
-    @Mock
-    private ExecutorService executor;
-    @Mock
-    private Step2 stepa;
-    @Mock
-    private Step2 stepb;
+    private final PolicyEngine engineMgr = mock(PolicyEngine.class);
+    private final WorkingMemory workMem = mock(WorkingMemory.class);
+    private final InternalFactHandle factHandle = mock(InternalFactHandle.class);
+    private final Operator policyOperator = mock(Operator.class);
+    private final Operation policyOperation = mock(Operation.class);
+    private final Actor policyActor = mock(Actor.class);
+    private final EventManagerServices services = mock(EventManagerServices.class);
+    private final OperationHistoryDataManager dataMgr = mock(OperationHistoryDataManager.class);
+    private final ExecutorService executor = mock(ExecutorService.class);
+    private Step2 stepa = mock(Step2.class);
+    private final Step2 stepb = mock(Step2.class);
 
     private List<LockImpl> locks;
     private ToscaPolicy tosca;
@@ -132,7 +117,7 @@ public class UsecasesEventManagerTest {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() throws ControlLoopException, CoderException {
         when(services.getDataManager()).thenReturn(dataMgr);
 
@@ -160,11 +145,11 @@ public class UsecasesEventManagerTest {
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         assertEquals(POLICY_NAME, mgr.getPolicyName());
         assertSame(event, mgr.getEvent());
 
-        Map<String, String> orig = event.getAai();
+        var orig = event.getAai();
 
         event.setAai(addAai(orig, UsecasesConstants.VSERVER_IS_CLOSED_LOOP_DISABLED, "true"));
         assertThatThrownBy(() -> new UsecasesEventManager(services, params, event, workMem))
@@ -211,7 +196,7 @@ public class UsecasesEventManagerTest {
     }
 
     @Test
-    public void testLoadPreprocessorSteps() {
+    void testLoadPreprocessorSteps() {
         stepa = new Step2(mgr, ControlLoopOperationParams.builder().build(), event) {
             @Override
             public List<String> getPropertyNames() {
@@ -229,7 +214,7 @@ public class UsecasesEventManagerTest {
 
         mgr.loadPreprocessorSteps();
 
-        Deque<Step2> steps = mgr.getSteps();
+        var steps = mgr.getSteps();
 
         Step2 lockStep = steps.poll();
         assertNotNull(lockStep);
@@ -245,11 +230,11 @@ public class UsecasesEventManagerTest {
      * Tests loadPreprocessorSteps() when no additional steps are needed.
      */
     @Test
-    public void testLoadPreprocessorStepsNothingToLoad() {
+    void testLoadPreprocessorStepsNothingToLoad() {
         when(stepa.isPolicyStep()).thenReturn(false);
         when(stepa.getPropertyNames()).thenReturn(List.of("unknown-property"));
 
-        Deque<Step2> steps = mgr.getSteps();
+        var steps = mgr.getSteps();
         steps.add(stepa);
         steps.add(stepb);
 
@@ -265,13 +250,13 @@ public class UsecasesEventManagerTest {
      * Tests loadPreprocessorSteps() when an A&AI custom query is needed.
      */
     @Test
-    public void testLoadPreprocessorStepsCq() {
+    void testLoadPreprocessorStepsCq() {
         loadStepsWithProperties(OperationProperties.AAI_DEFAULT_CLOUD_REGION, OperationProperties.AAI_DEFAULT_TENANT);
 
         setTargetEntity();
         mgr.loadPreprocessorSteps();
 
-        Deque<Step2> steps = mgr.getSteps();
+        var steps = mgr.getSteps();
 
         assertThat(steps.poll()).isInstanceOf(AaiCqStep2.class);
         assertSame(stepa, steps.poll());
@@ -283,14 +268,14 @@ public class UsecasesEventManagerTest {
      * Tests loadPreprocessorSteps() when an A&AI PNF query is needed.
      */
     @Test
-    public void testLoadPreprocessorStepsPnf() {
+    void testLoadPreprocessorStepsPnf() {
         // doubling up the property to check both branches
         loadStepsWithProperties(OperationProperties.AAI_PNF, OperationProperties.AAI_PNF);
 
         setTargetEntity();
         mgr.loadPreprocessorSteps();
 
-        Deque<Step2> steps = mgr.getSteps();
+        var steps = mgr.getSteps();
 
         assertThat(steps.poll()).isInstanceOf(AaiGetPnfStep2.class);
         assertSame(stepa, steps.poll());
@@ -302,7 +287,7 @@ public class UsecasesEventManagerTest {
      * Tests loadPreprocessorSteps() when an A&AI Tenant query is needed.
      */
     @Test
-    public void testLoadPreprocessorStepsTenant() {
+    void testLoadPreprocessorStepsTenant() {
         // doubling up the property to check both branches
         event.getAai().put(Step2.VSERVER_VSERVER_NAME, "my-vserver");
         loadStepsWithProperties(OperationProperties.AAI_VSERVER_LINK, OperationProperties.AAI_VSERVER_LINK);
@@ -310,7 +295,7 @@ public class UsecasesEventManagerTest {
         setTargetEntity();
         mgr.loadPreprocessorSteps();
 
-        Deque<Step2> steps = mgr.getSteps();
+        var steps = mgr.getSteps();
 
         assertThat(steps.poll()).isInstanceOf(AaiGetTenantStep2.class);
         assertSame(stepa, steps.poll());
@@ -322,7 +307,7 @@ public class UsecasesEventManagerTest {
      * Tests loadPreprocessorSteps() when the target entity is unset.
      */
     @Test
-    public void testLoadPreprocessorStepsNeedTargetEntity() {
+    void testLoadPreprocessorStepsNeedTargetEntity() {
         stepa = new Step2(mgr, ControlLoopOperationParams.builder()
                         .targetType(TargetType.toTargetType(event.getTargetType())).targetEntityIds(Map.of()).build(),
                         event) {
@@ -342,7 +327,7 @@ public class UsecasesEventManagerTest {
             }
         };
 
-        Deque<Step2> steps = mgr.getSteps();
+        var steps = mgr.getSteps();
         steps.add(stepa);
         steps.add(stepb);
 
@@ -363,8 +348,8 @@ public class UsecasesEventManagerTest {
     }
 
     @Test
-    public void testIsAbort() {
-        OperationOutcome outcome = makeCompletedOutcome();
+    void testIsAbort() {
+        var outcome = makeCompletedOutcome();
         outcome.setResult(OperationResult.FAILURE);
 
         // closed loop timeout
@@ -381,9 +366,9 @@ public class UsecasesEventManagerTest {
     }
 
     @Test
-    public void testStoreInDataBase() throws ControlLoopException {
+    void testStoreInDataBase() throws ControlLoopException {
         mgr.start();
-        OperationOutcome outcome = makeOutcome();
+        var outcome = makeOutcome();
         mgr.addToHistory(outcome);
 
         mgr.storeInDataBase(mgr.getPartialHistory().peekLast());
@@ -393,8 +378,8 @@ public class UsecasesEventManagerTest {
     }
 
     @Test
-    public void testMakeControlLoopResponse() {
-        final OperationOutcome outcome = new OperationOutcome();
+    void testMakeControlLoopResponse() {
+        final var outcome = new OperationOutcome();
 
         // no message - should return null
         checkResp(outcome, null);
@@ -406,13 +391,13 @@ public class UsecasesEventManagerTest {
         /*
          * now work with a PciMessage
          */
-        PciMessage msg = new PciMessage();
+        var msg = new PciMessage();
         outcome.setResponse(msg);
 
-        PciBody body = new PciBody();
+        var body = new PciBody();
         msg.setBody(body);
 
-        PciResponse output = new PciResponse();
+        var output = new PciResponse();
         body.setOutput(output);
 
         output.setPayload("my-payload");
@@ -437,7 +422,7 @@ public class UsecasesEventManagerTest {
     }
 
     @Test
-    public void testCheckEventSyntax() {
+    void testCheckEventSyntax() {
         /*
          * only need to check one success and one failure from the super class method
          */
@@ -459,7 +444,7 @@ public class UsecasesEventManagerTest {
     }
 
     @Test
-    public void testValidateStatus() {
+    void testValidateStatus() {
         /*
          * only need to check one success and one failure from the super class method
          */
@@ -472,7 +457,7 @@ public class UsecasesEventManagerTest {
     }
 
     @Test
-    public void testValidateAaiData() {
+    void testValidateAaiData() {
         event.setTargetType("unknown-target-type");
         assertThatCode(() -> mgr.checkEventSyntax(event)).isInstanceOf(ControlLoopException.class)
                         .hasMessage("The target type is not supported");
@@ -511,7 +496,7 @@ public class UsecasesEventManagerTest {
     }
 
     @Test
-    public void testValidateAaiVmVnfData() {
+    void testValidateAaiVmVnfData() {
         event.setTargetType(ControlLoopTargetType.VM);
         event.setAai(Map.of(UsecasesConstants.GENERIC_VNF_VNF_ID, MY_TARGET));
         assertThatCode(() -> mgr.checkEventSyntax(event)).doesNotThrowAnyException();
@@ -528,7 +513,7 @@ public class UsecasesEventManagerTest {
     }
 
     @Test
-    public void testValidateAaiPnfData() {
+    void testValidateAaiPnfData() {
         event.setTargetType(ControlLoopTargetType.PNF);
         event.setAai(Map.of(UsecasesConstants.PNF_NAME, MY_TARGET));
         assertThatCode(() -> mgr.checkEventSyntax(event)).doesNotThrowAnyException();
@@ -539,8 +524,8 @@ public class UsecasesEventManagerTest {
     }
 
     @Test
-    public void testIsClosedLoopDisabled() {
-        Map<String, String> orig = event.getAai();
+    void testIsClosedLoopDisabled() {
+        var orig = event.getAai();
 
         event.setAai(addAai(orig, UsecasesConstants.VSERVER_IS_CLOSED_LOOP_DISABLED, "true"));
         assertThatThrownBy(() -> new UsecasesEventManager(services, params, event, workMem))
@@ -556,8 +541,8 @@ public class UsecasesEventManagerTest {
     }
 
     @Test
-    public void testIsProvStatusInactive() {
-        Map<String, String> orig = event.getAai();
+    void testIsProvStatusInactive() {
+        var orig = event.getAai();
 
         event.setAai(addAai(orig, UsecasesConstants.VSERVER_PROV_STATUS, "ACTIVE"));
         assertThatCode(() -> new UsecasesEventManager(services, params, event, workMem)).doesNotThrowAnyException();
@@ -575,10 +560,10 @@ public class UsecasesEventManagerTest {
     }
 
     @Test
-    public void testIsAaiTrue() {
-        Map<String, String> orig = event.getAai();
+    void testIsAaiTrue() {
+        var orig = event.getAai();
 
-        for (String value : Arrays.asList("yes", "y", "true", "t", "yEs", "trUe")) {
+        for (var value : Arrays.asList("yes", "y", "true", "t", "yEs", "trUe")) {
             event.setAai(addAai(orig, UsecasesConstants.VSERVER_IS_CLOSED_LOOP_DISABLED, value));
             assertThatThrownBy(() -> new UsecasesEventManager(services, params, event, workMem))
                             .isInstanceOf(IllegalStateException.class);
@@ -600,8 +585,7 @@ public class UsecasesEventManagerTest {
     }
 
     private void loadPolicy(String fileName) throws CoderException {
-        ToscaServiceTemplate template =
-                        yamlCoder.decode(ResourceUtils.getResourceAsString(fileName), ToscaServiceTemplate.class);
+        var template = yamlCoder.decode(ResourceUtils.getResourceAsString(fileName), ToscaServiceTemplate.class);
         tosca = template.getToscaTopologyTemplate().getPolicies().get(0).values().iterator().next();
 
         params.setToscaPolicy(tosca);
@@ -631,14 +615,14 @@ public class UsecasesEventManagerTest {
     }
 
     private OperationOutcome makeCompletedOutcome() {
-        OperationOutcome outcome = makeOutcome();
+        var outcome = makeOutcome();
         outcome.setEnd(outcome.getStart());
 
         return outcome;
     }
 
     private OperationOutcome makeOutcome() {
-        OperationOutcome outcome = new OperationOutcome();
+        var outcome = new OperationOutcome();
         outcome.setActor(SIMPLE_ACTOR);
         outcome.setOperation(SIMPLE_OPERATION);
         outcome.setMessage(OUTCOME_MSG);
@@ -650,7 +634,7 @@ public class UsecasesEventManagerTest {
     }
 
     private void checkResp(OperationOutcome outcome, String expectedPayload) {
-        ControlLoopResponse resp = mgr.makeControlLoopResponse(outcome);
+        var resp = mgr.makeControlLoopResponse(outcome);
         assertNotNull(resp);
         assertEquals(REQ_ID, resp.getRequestId());
         assertEquals(expectedPayload, resp.getPayload());
@@ -680,7 +664,7 @@ public class UsecasesEventManagerTest {
 
         @Override
         protected void makeLock(String targetEntity, String requestId, int holdSec, LockCallback callback) {
-            LockImpl lock = new LockImpl(LockState.ACTIVE, targetEntity, requestId, holdSec, callback);
+            var lock = new LockImpl(LockState.ACTIVE, targetEntity, requestId, holdSec, callback);
             locks.add(lock);
             callback.lockAvailable(lock);
         }
diff --git a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/AaiCqStep2Test.java b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/AaiCqStep2Test.java
index 3c629591d..1f2d771cb 100644
--- a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/AaiCqStep2Test.java
+++ b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/AaiCqStep2Test.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,22 +21,20 @@
 
 package org.onap.policy.drools.apps.controller.usecases.step;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import java.util.UUID;
 import java.util.concurrent.CompletableFuture;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.aai.AaiCqResponse;
 import org.onap.policy.controlloop.VirtualControlLoopEvent;
 import org.onap.policy.controlloop.actor.aai.AaiActor;
@@ -48,24 +47,16 @@ import org.onap.policy.controlloop.actorserviceprovider.parameters.ControlLoopOp
 import org.onap.policy.controlloop.actorserviceprovider.spi.Actor;
 import org.onap.policy.controlloop.eventmanager.StepContext;
 
-@RunWith(MockitoJUnitRunner.class)
-public class AaiCqStep2Test {
+class AaiCqStep2Test {
     private static final UUID REQ_ID = UUID.randomUUID();
 
-    @Mock
-    private Operator policyOperator;
-    @Mock
-    private Operation policyOperation;
-    @Mock
-    private Actor policyActor;
-    @Mock
-    private ActorService actors;
-    @Mock
-    private ControlLoopOperationParams params;
-    @Mock
-    private StepContext stepContext;
-    @Mock
-    private VirtualControlLoopEvent event;
+    private final Operator policyOperator = mock(Operator.class);
+    private final Operation policyOperation = mock(Operation.class);
+    private final Actor policyActor = mock(Actor.class);
+    private final ActorService actors = mock(ActorService.class);
+    private final ControlLoopOperationParams params = mock(ControlLoopOperationParams.class);
+    private final StepContext stepContext = mock(StepContext.class);
+    private final VirtualControlLoopEvent event = mock(VirtualControlLoopEvent.class);
 
     private CompletableFuture<OperationOutcome> future;
     private Step2 master;
@@ -74,7 +65,7 @@ public class AaiCqStep2Test {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         future = new CompletableFuture<>();
 
@@ -92,7 +83,7 @@ public class AaiCqStep2Test {
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         assertEquals(AaiActor.NAME, step.getActorName());
         assertEquals(AaiCustomQueryOperation.NAME, step.getOperationName());
         assertSame(stepContext, step.stepContext);
@@ -100,7 +91,7 @@ public class AaiCqStep2Test {
     }
 
     @Test
-    public void testStart() {
+    void testStart() {
         step.init();
         assertTrue(step.start(100));
         verify(policyOperation).start();
@@ -110,7 +101,7 @@ public class AaiCqStep2Test {
      * Tests start() when the data has already been retrieved.
      */
     @Test
-    public void testStartAlreadyHaveData() {
+    void testStartAlreadyHaveData() {
         when(stepContext.contains(AaiCqResponse.CONTEXT_KEY)).thenReturn(true);
 
         step.init();
@@ -119,9 +110,9 @@ public class AaiCqStep2Test {
     }
 
     @Test
-    public void testSuccess() {
-        AaiCqResponse data = new AaiCqResponse("{}");
-        OperationOutcome outcome = new OperationOutcome();
+    void testSuccess() {
+        var data = new AaiCqResponse("{}");
+        var outcome = new OperationOutcome();
         outcome.setResponse(data);
 
         step.success(outcome);
diff --git a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/AaiGetPnfStep2Test.java b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/AaiGetPnfStep2Test.java
index 897650fb3..8f2559933 100644
--- a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/AaiGetPnfStep2Test.java
+++ b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/AaiGetPnfStep2Test.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,22 +21,20 @@
 
 package org.onap.policy.drools.apps.controller.usecases.step;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import java.util.UUID;
 import java.util.concurrent.CompletableFuture;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.utils.coder.StandardCoderObject;
 import org.onap.policy.controlloop.VirtualControlLoopEvent;
 import org.onap.policy.controlloop.actor.aai.AaiActor;
@@ -49,25 +48,17 @@ import org.onap.policy.controlloop.actorserviceprovider.parameters.ControlLoopOp
 import org.onap.policy.controlloop.actorserviceprovider.spi.Actor;
 import org.onap.policy.controlloop.eventmanager.StepContext;
 
-@RunWith(MockitoJUnitRunner.class)
-public class AaiGetPnfStep2Test {
+class AaiGetPnfStep2Test {
     private static final String MY_TARGET = "my-target";
     private static final UUID REQ_ID = UUID.randomUUID();
 
-    @Mock
-    private Operator policyOperator;
-    @Mock
-    private Operation policyOperation;
-    @Mock
-    private Actor policyActor;
-    @Mock
-    private ActorService actors;
-    @Mock
-    private ControlLoopOperationParams params;
-    @Mock
-    private StepContext stepContext;
-    @Mock
-    private VirtualControlLoopEvent event;
+    private final Operator policyOperator = mock(Operator.class);
+    private final Operation policyOperation = mock(Operation.class);
+    private final Actor policyActor = mock(Actor.class);
+    private final ActorService actors = mock(ActorService.class);
+    private final ControlLoopOperationParams params = mock(ControlLoopOperationParams.class);
+    private final StepContext stepContext = mock(StepContext.class);
+    private final VirtualControlLoopEvent event = mock(VirtualControlLoopEvent.class);
 
     private CompletableFuture<OperationOutcome> future;
     private Step2 master;
@@ -76,7 +67,7 @@ public class AaiGetPnfStep2Test {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         future = new CompletableFuture<>();
 
@@ -95,7 +86,7 @@ public class AaiGetPnfStep2Test {
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         assertEquals(AaiActor.NAME, step.getActorName());
         assertEquals(AaiGetPnfOperation.NAME, step.getOperationName());
         assertSame(stepContext, step.stepContext);
@@ -103,7 +94,7 @@ public class AaiGetPnfStep2Test {
     }
 
     @Test
-    public void testStart() {
+    void testStart() {
         step.init();
         assertTrue(step.start(100));
         verify(policyOperation).start();
@@ -113,7 +104,7 @@ public class AaiGetPnfStep2Test {
      * Tests start() when the data has already been retrieved.
      */
     @Test
-    public void testStartAlreadyHaveData() {
+    void testStartAlreadyHaveData() {
         when(stepContext.contains(AaiGetPnfOperation.getKey(MY_TARGET))).thenReturn(true);
 
         step.init();
@@ -122,9 +113,9 @@ public class AaiGetPnfStep2Test {
     }
 
     @Test
-    public void testSuccess() {
-        StandardCoderObject data = new StandardCoderObject();
-        OperationOutcome outcome = new OperationOutcome();
+    void testSuccess() {
+        var data = new StandardCoderObject();
+        var outcome = new OperationOutcome();
         outcome.setResponse(data);
 
         step.success(outcome);
diff --git a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/AaiGetTenantStep2Test.java b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/AaiGetTenantStep2Test.java
index bccfbb3be..9d95b0b68 100644
--- a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/AaiGetTenantStep2Test.java
+++ b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/AaiGetTenantStep2Test.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,11 +23,12 @@ package org.onap.policy.drools.apps.controller.usecases.step;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
@@ -34,11 +36,8 @@ import static org.mockito.Mockito.when;
 import java.util.Map;
 import java.util.UUID;
 import java.util.concurrent.CompletableFuture;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.utils.coder.StandardCoderObject;
 import org.onap.policy.controlloop.VirtualControlLoopEvent;
 import org.onap.policy.controlloop.actor.aai.AaiActor;
@@ -52,25 +51,17 @@ import org.onap.policy.controlloop.actorserviceprovider.parameters.ControlLoopOp
 import org.onap.policy.controlloop.actorserviceprovider.spi.Actor;
 import org.onap.policy.controlloop.eventmanager.StepContext;
 
-@RunWith(MockitoJUnitRunner.class)
-public class AaiGetTenantStep2Test {
+class AaiGetTenantStep2Test {
     private static final String MY_VSERVER = "my-vserver";
     private static final UUID REQ_ID = UUID.randomUUID();
 
-    @Mock
-    private Operator policyOperator;
-    @Mock
-    private Operation policyOperation;
-    @Mock
-    private Actor policyActor;
-    @Mock
-    private ActorService actors;
-    @Mock
-    private ControlLoopOperationParams params;
-    @Mock
-    private StepContext stepContext;
-    @Mock
-    private VirtualControlLoopEvent event;
+    private final Operator policyOperator = mock(Operator.class);
+    private final Operation policyOperation = mock(Operation.class);
+    private final Actor policyActor = mock(Actor.class);
+    private final ActorService actors = mock(ActorService.class);
+    private final ControlLoopOperationParams params = mock(ControlLoopOperationParams.class);
+    private final StepContext stepContext = mock(StepContext.class);
+    private final VirtualControlLoopEvent event = mock(VirtualControlLoopEvent.class);
 
     private CompletableFuture<OperationOutcome> future;
     private Step2 master;
@@ -79,7 +70,7 @@ public class AaiGetTenantStep2Test {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         future = new CompletableFuture<>();
 
@@ -99,7 +90,7 @@ public class AaiGetTenantStep2Test {
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         assertEquals(AaiActor.NAME, step.getActorName());
         assertEquals(AaiGetTenantOperation.NAME, step.getOperationName());
         assertSame(stepContext, step.stepContext);
@@ -117,12 +108,12 @@ public class AaiGetTenantStep2Test {
     }
 
     @Test
-    public void testGetPropertyNames() {
+    void testGetPropertyNames() {
         assertThat(step.getPropertyNames()).isEmpty();
     }
 
     @Test
-    public void testSetProperties() {
+    void testSetProperties() {
         step.init();
 
         step.setProperties();
@@ -131,7 +122,7 @@ public class AaiGetTenantStep2Test {
     }
 
     @Test
-    public void testStart() {
+    void testStart() {
         step.init();
         assertTrue(step.start(100));
         verify(policyOperation).start();
@@ -141,7 +132,7 @@ public class AaiGetTenantStep2Test {
      * Tests start() when the data has already been retrieved.
      */
     @Test
-    public void testStartAlreadyHaveData() {
+    void testStartAlreadyHaveData() {
         when(stepContext.contains(AaiGetTenantOperation.getKey(MY_VSERVER))).thenReturn(true);
 
         step.init();
@@ -150,9 +141,9 @@ public class AaiGetTenantStep2Test {
     }
 
     @Test
-    public void testSuccess() {
-        StandardCoderObject data = new StandardCoderObject();
-        OperationOutcome outcome = new OperationOutcome();
+    void testSuccess() {
+        var data = new StandardCoderObject();
+        var outcome = new OperationOutcome();
         outcome.setResponse(data);
 
         step.success(outcome);
diff --git a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/GetTargetEntityStep2Test.java b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/GetTargetEntityStep2Test.java
index ff9a38a81..a975e0bb3 100644
--- a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/GetTargetEntityStep2Test.java
+++ b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/GetTargetEntityStep2Test.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,32 +22,25 @@
 package org.onap.policy.drools.apps.controller.usecases.step;
 
 import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
 
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.controlloop.VirtualControlLoopEvent;
-import org.onap.policy.controlloop.actorserviceprovider.Operation;
 import org.onap.policy.controlloop.actorserviceprovider.parameters.ControlLoopOperationParams;
 import org.onap.policy.controlloop.eventmanager.StepContext;
 import org.onap.policy.drools.apps.controller.usecases.GetTargetEntityOperation2;
 import org.onap.policy.drools.apps.controller.usecases.UsecasesConstants;
 
-@RunWith(MockitoJUnitRunner.class)
-public class GetTargetEntityStep2Test {
-    @Mock
-    private ControlLoopOperationParams params;
-    @Mock
-    private StepContext stepContext;
-    @Mock
-    private VirtualControlLoopEvent event;
+class GetTargetEntityStep2Test {
+    private final ControlLoopOperationParams params = mock(ControlLoopOperationParams.class);
+    private final StepContext stepContext = mock(StepContext.class);
+    private final VirtualControlLoopEvent event = mock(VirtualControlLoopEvent.class);
 
     private Step2 master;
     private GetTargetEntityStep2 step;
@@ -54,7 +48,7 @@ public class GetTargetEntityStep2Test {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         when(params.toBuilder()).thenReturn(ControlLoopOperationParams.builder());
 
@@ -63,7 +57,7 @@ public class GetTargetEntityStep2Test {
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         assertEquals(UsecasesConstants.GET_TARGET_ENTITY_ACTOR, step.getActorName());
         assertEquals(UsecasesConstants.GET_TARGET_ENTITY_OPERATION, step.getOperationName());
         assertSame(stepContext, step.stepContext);
@@ -71,13 +65,13 @@ public class GetTargetEntityStep2Test {
     }
 
     @Test
-    public void testBuildOperation() {
-        Operation oper = step.buildOperation();
+    void testBuildOperation() {
+        var oper = step.buildOperation();
         assertTrue(oper instanceof GetTargetEntityOperation2);
     }
 
     @Test
-    public void testStart() {
+    void testStart() {
         assertThatIllegalStateException().isThrownBy(() -> step.start(200))
                         .withMessage("step has not been initialized");
 
diff --git a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/GuardStep2Test.java b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/GuardStep2Test.java
index ffd88d54d..4d158def3 100644
--- a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/GuardStep2Test.java
+++ b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/GuardStep2Test.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,20 +23,18 @@ package org.onap.policy.drools.apps.controller.usecases.step;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
 
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.UUID;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.aai.domain.yang.CloudRegion;
 import org.onap.aai.domain.yang.GenericVnf;
 import org.onap.aai.domain.yang.RelatedToProperty;
@@ -55,8 +54,7 @@ import org.onap.policy.controlloop.actorserviceprovider.parameters.ControlLoopOp
 import org.onap.policy.controlloop.eventmanager.StepContext;
 import org.onap.policy.drools.apps.controller.usecases.UsecasesConstants;
 
-@RunWith(MockitoJUnitRunner.class)
-public class GuardStep2Test {
+class GuardStep2Test {
     private static final String SOME_OTHER_VALUE = "some-other-value";
     private static final String SOME_OTHER_KEY = "some-other-key";
     private static final String CL_NAME = "my-closed-loop";
@@ -72,22 +70,16 @@ public class GuardStep2Test {
     private static final UUID REQ_ID = UUID.randomUUID();
     private static final int VF_COUNT = 10;
 
-    @Mock
-    private StepContext stepContext;
-    @Mock
-    private VirtualControlLoopEvent event;
-    @Mock
-    private Operation policyOper;
-    @Mock
-    private AaiCqResponse customQuery;
-    @Mock
-    private GenericVnf genericVnf;
-    @Mock
-    private CloudRegion cloudRegion;
-    @Mock Vserver theVserver;
-
-    TargetType target;
-    Map<String, String> aai = new HashMap<>();
+    private final StepContext stepContext = mock(StepContext.class);
+    private final VirtualControlLoopEvent event = mock(VirtualControlLoopEvent.class);
+    private final Operation policyOper = mock(Operation.class);
+    private final AaiCqResponse customQuery = mock(AaiCqResponse.class);
+    private final GenericVnf genericVnf = mock(GenericVnf.class);
+    private final CloudRegion cloudRegion = mock(CloudRegion.class);
+    private final Vserver theVserver = mock(Vserver.class);
+
+    private TargetType target;
+    private Map<String, String> aai = new HashMap<>();
 
     private ControlLoopOperationParams params;
     private Step2 master;
@@ -96,7 +88,7 @@ public class GuardStep2Test {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         aai.put("vserver.vserver-name", MY_SERVERNAME);
         when(event.getAai()).thenReturn(aai);
@@ -105,19 +97,19 @@ public class GuardStep2Test {
         when(genericVnf.getVnfType()).thenReturn(MY_TYPE);
         when(genericVnf.getNfNamingCode()).thenReturn(MY_CODE);
 
-        RelationshipList relList = new RelationshipList();
+        var relList = new RelationshipList();
         when(genericVnf.getRelationshipList()).thenReturn(relList);
 
         relList.getRelationship().add(new Relationship());
 
-        Relationship relationship = new Relationship();
+        var relationship = new Relationship();
         relList.getRelationship().add(relationship);
         relationship.setRelatedTo("vserver");
 
         relationship.getRelatedToProperty().add(new RelatedToProperty());
 
         // property key mismatch
-        RelatedToProperty relProp = new RelatedToProperty();
+        var relProp = new RelatedToProperty();
         relationship.getRelatedToProperty().add(relProp);
         relProp.setPropertyKey(SOME_OTHER_KEY);
         relProp.setPropertyValue(MY_NAME);
@@ -135,7 +127,7 @@ public class GuardStep2Test {
         relProp.setPropertyValue(MY_SERVERNAME);
 
         // data key mismatch
-        RelationshipData relData = new RelationshipData();
+        var relData = new RelationshipData();
         relationship.getRelationshipData().add(relData);
         relData.setRelationshipKey(SOME_OTHER_KEY);
         relData.setRelationshipValue(SOME_OTHER_VALUE);
@@ -181,7 +173,7 @@ public class GuardStep2Test {
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         assertEquals(XacmlActor.NAME, step.getActorName());
         assertEquals(GuardOperation.NAME, step.getOperationName());
         assertSame(stepContext, step.stepContext);
@@ -191,7 +183,7 @@ public class GuardStep2Test {
         master = new Step2(stepContext, params, event);
         assertThatIllegalStateException().isThrownBy(() -> new GuardStep2(master, CL_NAME));
 
-        ControlLoopOperationParams params2 = step.getParams();
+        var params2 = step.getParams();
 
         // @formatter:off
         assertThat(params2.getPayload()).isEqualTo(Map.of(
@@ -203,13 +195,13 @@ public class GuardStep2Test {
     }
 
     @Test
-    public void testAcceptsEvent() {
+    void testAcceptsEvent() {
         // it should always accept events
         assertTrue(step.acceptsEvent());
     }
 
     @Test
-    public void testGetPropertyNames() {
+    void testGetPropertyNames() {
         // unmatching property names
         when(policyOper.getPropertyNames()).thenReturn(List.of("propA", "propB"));
         assertThat(step.getPropertyNames())
@@ -225,13 +217,13 @@ public class GuardStep2Test {
     }
 
     @Test
-    public void testLoadTargetEntity() {
+    void testLoadTargetEntity() {
         step.loadTargetEntity(OperationProperties.AAI_TARGET_ENTITY);
         assertThat(step.getParams().getPayload()).containsEntry(GuardStep2.PAYLOAD_KEY_TARGET_ENTITY, MY_TARGET);
     }
 
     @Test
-    public void testLoadDefaultGenericVnf() {
+    void testLoadDefaultGenericVnf() {
         step.loadDefaultGenericVnf(OperationProperties.AAI_VNF);
         assertThat(step.getParams().getPayload())
                 .containsEntry(GuardStep2.PAYLOAD_KEY_VNF_ID, MY_TARGET)
@@ -242,7 +234,7 @@ public class GuardStep2Test {
     }
 
     @Test
-    public void testLoadCloudRegion() {
+    void testLoadCloudRegion() {
         step.loadCloudRegion(OperationProperties.AAI_DEFAULT_CLOUD_REGION);
         assertThat(step.getParams().getPayload()).containsEntry(GuardStep2.PAYLOAD_KEY_CLOUD_REGION_ID, MY_REGION);
     }
@@ -251,7 +243,7 @@ public class GuardStep2Test {
      * Tests loadVfCount() when the policy operation is NOT "VF Module Create".
      */
     @Test
-    public void testLoadVfCountNotVfModuleCreate() {
+    void testLoadVfCountNotVfModuleCreate() {
         // should decrement the count
         step.loadVfCount("");
         assertThat(step.getParams().getPayload()).containsEntry(GuardStep2.PAYLOAD_KEY_VF_COUNT, VF_COUNT - 1);
@@ -261,7 +253,7 @@ public class GuardStep2Test {
      * Tests loadVfCount() when the policy operation is "VF Module Create".
      */
     @Test
-    public void testLoadVfCountVfModuleCreate() {
+    void testLoadVfCountVfModuleCreate() {
         when(policyOper.getName()).thenReturn(VfModuleCreate.NAME);
 
         // should increment the count
diff --git a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/LockStep2Test.java b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/LockStep2Test.java
index fd7efe7bf..29401081e 100644
--- a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/LockStep2Test.java
+++ b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/LockStep2Test.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,20 +21,18 @@
 
 package org.onap.policy.drools.apps.controller.usecases.step;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import java.util.concurrent.CompletableFuture;
 import java.util.function.Consumer;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.controlloop.VirtualControlLoopEvent;
 import org.onap.policy.controlloop.actorserviceprovider.Operation;
 import org.onap.policy.controlloop.actorserviceprovider.OperationOutcome;
@@ -42,18 +41,13 @@ import org.onap.policy.controlloop.actorserviceprovider.parameters.ControlLoopOp
 import org.onap.policy.controlloop.eventmanager.ActorConstants;
 import org.onap.policy.controlloop.eventmanager.StepContext;
 
-@RunWith(MockitoJUnitRunner.class)
-public class LockStep2Test {
+class LockStep2Test {
     private static final String MY_TARGET = "my-target";
 
-    @Mock
-    private StepContext stepContext;
-    @Mock
-    private Operation policyOper;
-    @Mock
-    private VirtualControlLoopEvent event;
-    @Mock
-    private Consumer<OperationOutcome> callback;
+    private final StepContext stepContext = mock(StepContext.class);
+    private final Operation policyOper = mock(Operation.class);
+    private final VirtualControlLoopEvent event = mock(VirtualControlLoopEvent.class);
+    private final Consumer<OperationOutcome> callback = mock();
 
     private ControlLoopOperationParams params;
     private CompletableFuture<OperationOutcome> future;
@@ -63,7 +57,7 @@ public class LockStep2Test {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         future = new CompletableFuture<>();
 
@@ -86,7 +80,7 @@ public class LockStep2Test {
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         assertEquals(ActorConstants.LOCK_ACTOR, step.getActorName());
         assertEquals(ActorConstants.LOCK_OPERATION, step.getOperationName());
         assertSame(stepContext, step.stepContext);
@@ -94,20 +88,20 @@ public class LockStep2Test {
     }
 
     @Test
-    public void testAcceptsEvent() {
+    void testAcceptsEvent() {
         // it should always accept events
         assertTrue(step.acceptsEvent());
     }
 
     @Test
-    public void testStart() {
+    void testStart() {
         // start the operation
         step.init();
         step.setProperties();
         assertTrue(step.start(100));
 
         // complete the operation's future
-        OperationOutcome outcome = step.makeOutcome();
+        var outcome = step.makeOutcome();
         outcome.setTarget(MY_TARGET);
 
         future.complete(outcome);
@@ -120,7 +114,7 @@ public class LockStep2Test {
      * Tests start when the operation throws an exception.
      */
     @Test
-    public void testStartNoFuture() {
+    void testStartNoFuture() {
         // start the operation
         step.init();
 
diff --git a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/Step2Test.java b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/Step2Test.java
index d80484a2e..7a557c2af 100644
--- a/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/Step2Test.java
+++ b/controlloop/common/controller-usecases/src/test/java/org/onap/policy/drools/apps/controller/usecases/step/Step2Test.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,10 +24,10 @@ package org.onap.policy.drools.apps.controller.usecases.step;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatCode;
 import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.Mockito.mock;
@@ -43,11 +44,8 @@ import java.util.UUID;
 import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.ForkJoinPool;
 import java.util.concurrent.LinkedBlockingQueue;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.aai.domain.yang.CloudRegion;
 import org.onap.aai.domain.yang.GenericVnf;
 import org.onap.aai.domain.yang.ModelVer;
@@ -70,8 +68,7 @@ import org.onap.policy.controlloop.actorserviceprovider.spi.Actor;
 import org.onap.policy.controlloop.eventmanager.StepContext;
 import org.onap.policy.drools.apps.controller.usecases.UsecasesConstants;
 
-@RunWith(MockitoJUnitRunner.class)
-public class Step2Test {
+class Step2Test {
     private static final UUID REQ_ID = UUID.randomUUID();
     private static final String POLICY_ACTOR = "my-actor";
     private static final String POLICY_OPERATION = "my-operation";
@@ -81,18 +78,12 @@ public class Step2Test {
     private static final String NO_SLASH = "noslash";
     private static final String ONE_SLASH = "/one";
 
-    @Mock
-    private Operator policyOperator;
-    @Mock
-    private Operation policyOperation;
-    @Mock
-    private Actor policyActor;
-    @Mock
-    private ActorService actors;
-    @Mock
-    private StepContext stepContext;
-    @Mock
-    private AaiCqResponse aaicq;
+    private final Operator policyOperator = mock(Operator.class);
+    private final Operation policyOperation = mock(Operation.class);
+    private final Actor policyActor = mock(Actor.class);
+    private final ActorService actors = mock(ActorService.class);
+    private final StepContext stepContext = mock(StepContext.class);
+    private final AaiCqResponse aaicq = mock(AaiCqResponse.class);
 
     private Map<String, String> payload;
     private VirtualControlLoopEvent event;
@@ -104,7 +95,7 @@ public class Step2Test {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         // configure policy operation
         when(actors.getActor(POLICY_ACTOR)).thenReturn(policyActor);
@@ -136,14 +127,14 @@ public class Step2Test {
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         assertSame(stepContext, step.stepContext);
         assertSame(event, step.event);
         assertSame(actors, step.getParams().getActorService());
     }
 
     @Test
-    public void testConstructorStep2() {
+    void testConstructorStep2() {
         step = new Step2(step, "actorB", "operationB");
         assertSame(stepContext, step.stepContext);
         assertSame(event, step.event);
@@ -154,7 +145,7 @@ public class Step2Test {
     }
 
     @Test
-    public void testAcceptsEvent() {
+    void testAcceptsEvent() {
         // it's a policy step, thus it accepts events
         assertTrue(step.acceptsEvent());
 
@@ -165,12 +156,12 @@ public class Step2Test {
     }
 
     @Test
-    public void testSuccess() {
+    void testSuccess() {
         assertThatCode(() -> step.success(null)).doesNotThrowAnyException();
     }
 
     @Test
-    public void testGetPropertyNames() {
+    void testGetPropertyNames() {
         // empty property list
         assertThat(step.getPropertyNames()).isEmpty();
 
@@ -180,11 +171,11 @@ public class Step2Test {
     }
 
     @Test
-    public void testSetProperties() {
-        CloudRegion cloudRegion = new CloudRegion();
+    void testSetProperties() {
+        var cloudRegion = new CloudRegion();
         when(aaicq.getDefaultCloudRegion()).thenReturn(cloudRegion);
 
-        Tenant tenant = new Tenant();
+        var tenant = new Tenant();
         when(aaicq.getDefaultTenant()).thenReturn(tenant);
 
         when(policyOperation.getPropertyNames()).thenReturn(
@@ -202,7 +193,7 @@ public class Step2Test {
      * Tests setProperties() when the property is unknown.
      */
     @Test
-    public void testSetPropertiesUnknown() {
+    void testSetPropertiesUnknown() {
         when(policyOperation.getPropertyNames()).thenReturn(List.of("unknown-property"));
 
         assertThatIllegalArgumentException().isThrownBy(() -> step.setProperties())
@@ -210,8 +201,8 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadCloudRegion_testGetCloudRegion() {
-        CloudRegion data = new CloudRegion();
+    void testLoadCloudRegion_testGetCloudRegion() {
+        var data = new CloudRegion();
         when(aaicq.getDefaultCloudRegion()).thenReturn(data);
         when(policyOperation.getPropertyNames()).thenReturn(List.of(OperationProperties.AAI_DEFAULT_CLOUD_REGION));
 
@@ -224,8 +215,8 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadTenant_testGetTenant() {
-        Tenant data = new Tenant();
+    void testLoadTenant_testGetTenant() {
+        var data = new Tenant();
         when(aaicq.getDefaultTenant()).thenReturn(data);
         when(policyOperation.getPropertyNames()).thenReturn(List.of(OperationProperties.AAI_DEFAULT_TENANT));
 
@@ -238,8 +229,8 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadPnf_testGetPnf() {
-        StandardCoderObject data = new StandardCoderObject();
+    void testLoadPnf_testGetPnf() {
+        var data = new StandardCoderObject();
         when(stepContext.getProperty(OperationProperties.AAI_TARGET_ENTITY)).thenReturn(MY_TARGET);
         when(stepContext.getProperty(AaiGetPnfOperation.getKey(MY_TARGET))).thenReturn(data);
         when(policyOperation.getPropertyNames()).thenReturn(List.of(OperationProperties.AAI_PNF));
@@ -253,9 +244,9 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadResourceVnf_testGetResourceVnf() {
+    void testLoadResourceVnf_testGetResourceVnf() {
         params.getTargetEntityIds().put(Step2.TARGET_RESOURCE_ID, "my-resource");
-        GenericVnf data = new GenericVnf();
+        var data = new GenericVnf();
         when(aaicq.getGenericVnfByModelInvariantId("my-resource")).thenReturn(data);
         when(policyOperation.getPropertyNames()).thenReturn(List.of(OperationProperties.AAI_RESOURCE_VNF));
 
@@ -280,8 +271,8 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadService_testGetService() {
-        ServiceInstance data = new ServiceInstance();
+    void testLoadService_testGetService() {
+        var data = new ServiceInstance();
         when(aaicq.getServiceInstance()).thenReturn(data);
         when(policyOperation.getPropertyNames()).thenReturn(List.of(OperationProperties.AAI_SERVICE));
 
@@ -294,12 +285,12 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadServiceModel_testGetServiceModel() {
-        ServiceInstance service = new ServiceInstance();
+    void testLoadServiceModel_testGetServiceModel() {
+        var service = new ServiceInstance();
         service.setModelVersionId("my-service-version");
         when(aaicq.getServiceInstance()).thenReturn(service);
 
-        ModelVer data = new ModelVer();
+        var data = new ModelVer();
         when(aaicq.getModelVerByVersionId("my-service-version")).thenReturn(data);
         when(policyOperation.getPropertyNames()).thenReturn(List.of(OperationProperties.AAI_SERVICE_MODEL));
 
@@ -320,8 +311,8 @@ public class Step2Test {
     }
 
     @Test
-    public void testGetVserver() {
-        Vserver vserver = new Vserver();
+    void testGetVserver() {
+        var vserver = new Vserver();
         when(aaicq.getVserver()).thenReturn(vserver);
 
         assertSame(vserver, step.getVServer());
@@ -332,7 +323,7 @@ public class Step2Test {
     }
 
     @Test
-    public void testGetTargetEntity() {
+    void testGetTargetEntity() {
         when(stepContext.getProperty(OperationProperties.AAI_TARGET_ENTITY)).thenReturn(MY_TARGET);
 
         assertEquals(MY_TARGET, step.getTargetEntity());
@@ -343,9 +334,9 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadVnf_testGetVnf() {
+    void testLoadVnf_testGetVnf() {
         params.getTargetEntityIds().put(Step2.TARGET_MODEL_INVARIANT_ID, "my-model-invariant");
-        GenericVnf data = new GenericVnf();
+        var data = new GenericVnf();
         when(aaicq.getGenericVnfByVfModuleModelInvariantId("my-model-invariant")).thenReturn(data);
         when(policyOperation.getPropertyNames()).thenReturn(List.of(OperationProperties.AAI_VNF));
 
@@ -370,13 +361,13 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadVnfModel_testGetVnfModel() {
+    void testLoadVnfModel_testGetVnfModel() {
         params.getTargetEntityIds().put(Step2.TARGET_MODEL_INVARIANT_ID, "my-model-invariant");
-        GenericVnf vnf = new GenericVnf();
+        var vnf = new GenericVnf();
         when(aaicq.getGenericVnfByVfModuleModelInvariantId("my-model-invariant")).thenReturn(vnf);
 
         vnf.setModelVersionId("my-vnf-model-version-id");
-        ModelVer data = new ModelVer();
+        var data = new ModelVer();
         when(aaicq.getModelVerByVersionId("my-vnf-model-version-id")).thenReturn(data);
         when(policyOperation.getPropertyNames()).thenReturn(List.of(OperationProperties.AAI_VNF_MODEL));
 
@@ -393,10 +384,10 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadVserverLink_testGetVserverLink() {
+    void testLoadVserverLink_testGetVserverLink() {
         event.setAai(Map.of(Step2.VSERVER_VSERVER_NAME, "vserverB"));
 
-        StandardCoderObject tenant = mock(StandardCoderObject.class);
+        var tenant = mock(StandardCoderObject.class);
         when(stepContext.getProperty(AaiGetTenantOperation.getKey("vserverB"))).thenReturn(tenant);
 
         when(tenant.getString("result-data", 0, "resource-link")).thenReturn("/aai/v7/some/link/bbb");
@@ -428,7 +419,7 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadVfCount_testGetVfCount() {
+    void testLoadVfCount_testGetVfCount() {
         params.getTargetEntityIds().put(Step2.TARGET_MODEL_CUSTOMIZATION_ID, "vf-count-customization");
         params.getTargetEntityIds().put(Step2.TARGET_MODEL_INVARIANT_ID, "vf-count-invariant");
         params.getTargetEntityIds().put(Step2.TARGET_MODEL_VERSION_ID, "vf-count-version");
@@ -468,7 +459,7 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadEnrichment_testGetEnrichment() {
+    void testLoadEnrichment_testGetEnrichment() {
         event.setAai(Map.of("bandwidth", "bandwidth-value"));
         when(policyOperation.getPropertyNames()).thenReturn(List.of(OperationProperties.ENRICHMENT_BANDWIDTH));
 
@@ -481,7 +472,7 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadAdditionalEventParams_testGetAdditionalEventParams() {
+    void testLoadAdditionalEventParams_testGetAdditionalEventParams() {
         Map<String, String> data = Map.of("addA", "add-valueA", "addB", "add-valueB");
         event.setAdditionalEventParams(data);
         when(policyOperation.getPropertyNames()).thenReturn(List.of(OperationProperties.EVENT_ADDITIONAL_PARAMS));
@@ -491,7 +482,7 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadEventPayload_testGetEventPayload() {
+    void testLoadEventPayload_testGetEventPayload() {
         event.setPayload("some-event-payload");
         when(policyOperation.getPropertyNames()).thenReturn(List.of(OperationProperties.EVENT_PAYLOAD));
 
@@ -500,7 +491,7 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadOptCdsGrpcAaiProperties() {
+    void testLoadOptCdsGrpcAaiProperties() {
         when(policyOperation.getPropertyNames()).thenReturn(List.of(OperationProperties.OPT_CDS_GRPC_AAI_PROPERTIES));
 
         step.setProperties();
@@ -508,8 +499,8 @@ public class Step2Test {
     }
 
     @Test
-    public void testLoadDefaultGenericVnf_testGetDefaultGenericVnf() {
-        GenericVnf data = new GenericVnf();
+    void testLoadDefaultGenericVnf_testGetDefaultGenericVnf() {
+        var data = new GenericVnf();
         when(aaicq.getDefaultGenericVnf()).thenReturn(data);
         when(policyOperation.getPropertyNames()).thenReturn(List.of(UsecasesConstants.AAI_DEFAULT_GENERIC_VNF));
 
@@ -522,7 +513,7 @@ public class Step2Test {
     }
 
     @Test
-    public void testGetCustomQueryData() {
+    void testGetCustomQueryData() {
         assertSame(aaicq, step.getCustomQueryData());
 
         when(stepContext.getProperty(AaiCqResponse.CONTEXT_KEY)).thenReturn(null);
@@ -532,7 +523,7 @@ public class Step2Test {
     }
 
     @Test
-    public void testVerifyNotNull() {
+    void testVerifyNotNull() {
         assertThatCode(() -> step.verifyNotNull("verifyA", "verify-value-A")).doesNotThrowAnyException();
 
         assertThatIllegalArgumentException().isThrownBy(() -> step.verifyNotNull("verifyB", null))
@@ -540,7 +531,7 @@ public class Step2Test {
     }
 
     @Test
-    public void testStripPrefix() {
+    void testStripPrefix() {
         assertEquals(NO_SLASH, Step2.stripPrefix(NO_SLASH, 0));
         assertEquals(NO_SLASH, Step2.stripPrefix(NO_SLASH, 1));
         assertEquals(NO_SLASH, Step2.stripPrefix(NO_SLASH, 2));
@@ -555,5 +546,4 @@ public class Step2Test {
 
         assertEquals("/and/more", Step2.stripPrefix("prefix/three/slashes/and/more", 3));
     }
-
 }
diff --git a/controlloop/common/coordination/src/test/java/org/onap/policy/coordination/CoordinationDirectiveTest.java b/controlloop/common/coordination/src/test/java/org/onap/policy/coordination/CoordinationDirectiveTest.java
index 47d11dd62..96846ecb4 100644
--- a/controlloop/common/coordination/src/test/java/org/onap/policy/coordination/CoordinationDirectiveTest.java
+++ b/controlloop/common/coordination/src/test/java/org/onap/policy/coordination/CoordinationDirectiveTest.java
@@ -3,6 +3,7 @@
  * controlloop
  * ================================================================================
  * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,16 +22,16 @@
 package org.onap.policy.coordination;
 
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
 
 import java.util.Arrays;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
-public class CoordinationDirectiveTest {
+class CoordinationDirectiveTest {
 
     @Test
-    public void test() {
+    void test() {
 
         CoordinationDirective cd1 = new CoordinationDirective();
 
diff --git a/controlloop/common/coordination/src/test/java/org/onap/policy/coordination/UtilTest.java b/controlloop/common/coordination/src/test/java/org/onap/policy/coordination/UtilTest.java
index 21998a7b4..d1b99ab27 100644
--- a/controlloop/common/coordination/src/test/java/org/onap/policy/coordination/UtilTest.java
+++ b/controlloop/common/coordination/src/test/java/org/onap/policy/coordination/UtilTest.java
@@ -3,6 +3,7 @@
  * controlloop
  * ================================================================================
  * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,19 +22,19 @@
 package org.onap.policy.coordination;
 
 import static org.assertj.core.api.Assertions.assertThatNullPointerException;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
-public class UtilTest {
+class UtilTest {
 
     @Test
-    public void test() {
+    void test() {
 
-        String filename = "src/test/resources/test_coordination_directive.yaml";
-        CoordinationDirective cd1 = Util.loadCoordinationDirectiveFromFile(filename);
+        var filename = "src/test/resources/test_coordination_directive.yaml";
+        var cd1 = Util.loadCoordinationDirectiveFromFile(filename);
 
         assertNotNull(cd1);
 
@@ -46,7 +47,7 @@ public class UtilTest {
         assertEquals("cf", cd1.getCoordinationFunction());
 
         filename = "src/test/resources/non_existent_coordination_directive.yaml";
-        CoordinationDirective cd2 = Util.loadCoordinationDirectiveFromFile(filename);
+        var cd2 = Util.loadCoordinationDirectiveFromFile(filename);
 
         assertNull(cd2);
 
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ControlLoopExceptionTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ControlLoopExceptionTest.java
index 198af71b2..758084701 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ControlLoopExceptionTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ControlLoopExceptionTest.java
@@ -3,7 +3,8 @@
  * eventmanager
  * ================================================================================
  * Copyright (C) 2018 Ericsson. All rights reserved.
- * Modifications Copyright (C) 2019-20201 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,13 +22,13 @@
 
 package org.onap.policy.controlloop;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.utils.test.ExceptionsTester;
 
-public class ControlLoopExceptionTest {
+class ControlLoopExceptionTest {
 
     @Test
-    public void testControlLoopException() {
+    void testControlLoopException() {
         new ExceptionsTester().test(ControlLoopException.class);
     }
 }
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/drl/legacy/ControlLoopParamsTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/drl/legacy/ControlLoopParamsTest.java
index f636e08f6..a09ea8512 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/drl/legacy/ControlLoopParamsTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/drl/legacy/ControlLoopParamsTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,29 +21,28 @@
 
 package org.onap.policy.controlloop.drl.legacy;
 
-import static org.junit.Assert.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
-import com.openpojo.reflection.PojoClass;
 import com.openpojo.reflection.impl.PojoClassFactory;
-import com.openpojo.validation.Validator;
 import com.openpojo.validation.ValidatorBuilder;
 import com.openpojo.validation.test.impl.GetterTester;
 import com.openpojo.validation.test.impl.SetterTester;
-import org.junit.Before;
-import org.junit.Test;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 
-public class ControlLoopParamsTest {
+
+class ControlLoopParamsTest {
     private static final String CONTROL_LOOP_NAME = "c";
     private static final String POLICY_NAME = "m";
     private static final String POLICY_SCOPE = "s";
     private static final String POLICY_VERSION = "v";
 
-    private ControlLoopParams  clp = new ControlLoopParams();
+    private final ControlLoopParams  clp = new ControlLoopParams();
 
     /**
      * Prepare tests.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         clp.setClosedLoopControlName(CONTROL_LOOP_NAME);
         clp.setPolicyName(POLICY_NAME);
@@ -51,60 +51,60 @@ public class ControlLoopParamsTest {
     }
 
     @Test
-    public void testPojo() {
-        PojoClass controlLoopParams = PojoClassFactory.getPojoClass(ControlLoopParams.class);
-        Validator validator = ValidatorBuilder.create()
+    void testPojo() {
+        var controlLoopParams = PojoClassFactory.getPojoClass(ControlLoopParams.class);
+        var validator = ValidatorBuilder.create()
                                       .with(new SetterTester(), new GetterTester()).build();
         validator.validate(controlLoopParams);
     }
 
     @Test
-    public void getClosedLoopControlName() {
+    void getClosedLoopControlName() {
         assertEquals(CONTROL_LOOP_NAME, clp.getClosedLoopControlName());
     }
 
     @Test
-    public void getPolicyName() {
+    void getPolicyName() {
         assertEquals(POLICY_NAME, clp.getPolicyName());
     }
 
     @Test
-    public void getPolicyScope() {
+    void getPolicyScope() {
         assertEquals(POLICY_SCOPE, clp.getPolicyScope());
     }
 
     @Test
-    public void getPolicyVersion() {
+    void getPolicyVersion() {
         assertEquals(POLICY_VERSION, clp.getPolicyVersion());
     }
 
     @Test
-    public void setClosedLoopControlName() {
+    void setClosedLoopControlName() {
         clp.setClosedLoopControlName(CONTROL_LOOP_NAME.toUpperCase());
         assertEquals(CONTROL_LOOP_NAME.toUpperCase(), clp.getClosedLoopControlName());
     }
 
     @Test
-    public void setPolicyName() {
+    void setPolicyName() {
         clp.setPolicyName(POLICY_NAME.toUpperCase());
         assertEquals(POLICY_NAME.toUpperCase(), clp.getPolicyName());
     }
 
     @Test
-    public void setPolicyScope() {
+    void setPolicyScope() {
         clp.setPolicyScope(POLICY_SCOPE.toUpperCase());
         assertEquals(POLICY_SCOPE.toUpperCase(), clp.getPolicyScope());
     }
 
     @Test
-    public void setPolicyVersion() {
+    void setPolicyVersion() {
         clp.setPolicyVersion(POLICY_VERSION.toUpperCase());
         assertEquals(POLICY_VERSION.toUpperCase(), clp.getPolicyVersion());
     }
 
     @Test
-    public void testTwo() {
-        ControlLoopParams other = new ControlLoopParams();
+    void testTwo() {
+        var other = new ControlLoopParams();
         other.setClosedLoopControlName(CONTROL_LOOP_NAME);
         other.setPolicyName(POLICY_NAME);
         other.setPolicyScope(POLICY_SCOPE);
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ClEventManagerWithEventTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ClEventManagerWithEventTest.java
index ad01fee78..3b16f465b 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ClEventManagerWithEventTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ClEventManagerWithEventTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2021, 2023 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,11 +24,12 @@ package org.onap.policy.controlloop.eventmanager;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatCode;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertSame;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertSame;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
@@ -41,18 +43,14 @@ import java.util.concurrent.ExecutorService;
 import java.util.concurrent.atomic.AtomicReference;
 import org.drools.core.WorkingMemory;
 import org.drools.core.common.InternalFactHandle;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.utils.coder.Coder;
 import org.onap.policy.common.utils.coder.CoderException;
 import org.onap.policy.common.utils.coder.StandardYamlCoder;
 import org.onap.policy.common.utils.resources.ResourceUtils;
 import org.onap.policy.controlloop.ControlLoopEventStatus;
 import org.onap.policy.controlloop.ControlLoopException;
-import org.onap.policy.controlloop.ControlLoopResponse;
 import org.onap.policy.controlloop.ControlLoopTargetType;
 import org.onap.policy.controlloop.VirtualControlLoopEvent;
 import org.onap.policy.controlloop.VirtualControlLoopNotification;
@@ -73,8 +71,7 @@ import org.onap.policy.drools.system.PolicyEngine;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
 
-@RunWith(MockitoJUnitRunner.class)
-public class ClEventManagerWithEventTest {
+class ClEventManagerWithEventTest {
     private static final UUID REQ_ID = UUID.randomUUID();
     private static final String CL_NAME = "my-closed-loop-name";
     private static final String POLICY_NAME = "my-policy-name";
@@ -91,30 +88,18 @@ public class ClEventManagerWithEventTest {
     private static final Coder yamlCoder = new StandardYamlCoder();
     private static final String OUTCOME_MSG = "my outcome message";
 
-    @Mock
-    private PolicyEngine engineMgr;
-    @Mock
-    private WorkingMemory workMem;
-    @Mock
-    private InternalFactHandle factHandle;
-    @Mock
-    private Operator policyOperator;
-    @Mock
-    private Operation policyOperation;
-    @Mock
-    private Actor policyActor;
-    @Mock
-    private EventManagerServices services;
-    @Mock
-    private ActorService actors;
-    @Mock
-    private OperationHistoryDataManager dataMgr;
-    @Mock
-    private ExecutorService executor;
-    @Mock
-    private MyStep stepa;
-    @Mock
-    private MyStep stepb;
+    private final PolicyEngine engineMgr = mock(PolicyEngine.class);
+    private final WorkingMemory workMem = mock(WorkingMemory.class);
+    private final InternalFactHandle factHandle = mock(InternalFactHandle.class);
+    private final Operator policyOperator = mock(Operator.class);
+    private final Operation policyOperation = mock(Operation.class);
+    private final Actor policyActor = mock(Actor.class);
+    private final EventManagerServices services = mock(EventManagerServices.class);
+    private final ActorService actors = mock(ActorService.class);
+    private final OperationHistoryDataManager dataMgr = mock(OperationHistoryDataManager.class);
+    private final ExecutorService executor = mock(ExecutorService.class);
+    private final MyStep stepa = mock(MyStep.class);
+    private final MyStep stepb = mock(MyStep.class);
 
     private List<LockImpl> locks;
     private ToscaPolicy tosca;
@@ -125,7 +110,7 @@ public class ClEventManagerWithEventTest {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() throws ControlLoopException, CoderException {
         when(services.getActorService()).thenReturn(actors);
         when(services.getDataManager()).thenReturn(dataMgr);
@@ -154,7 +139,7 @@ public class ClEventManagerWithEventTest {
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         assertEquals(POLICY_NAME, mgr.getPolicyName());
         assertSame(event, mgr.getEvent());
 
@@ -168,7 +153,7 @@ public class ClEventManagerWithEventTest {
     }
 
     @Test
-    public void testPopulateNotification() throws Exception {
+    void testPopulateNotification() throws Exception {
         loadPolicy(EVENT_MGR_MULTI_YAML);
         mgr = new MyManager(services, params, event, workMem);
 
@@ -228,7 +213,7 @@ public class ClEventManagerWithEventTest {
     }
 
     @Test
-    public void testStoreInDataBase() throws ControlLoopException {
+    void testStoreInDataBase() throws ControlLoopException {
         mgr.start();
         OperationOutcome outcome = makeOutcome();
         mgr.addToHistory(outcome);
@@ -240,10 +225,10 @@ public class ClEventManagerWithEventTest {
     }
 
     @Test
-    public void testMakeControlLoopResponse() {
-        final OperationOutcome outcome = new OperationOutcome();
+    void testMakeControlLoopResponse() {
+        final var outcome = new OperationOutcome();
 
-        ControlLoopResponse resp = mgr.makeControlLoopResponse(outcome);
+        var resp = mgr.makeControlLoopResponse(outcome);
         assertNotNull(resp);
         assertEquals("DCAE", resp.getTarget());
         assertEquals(event.getClosedLoopControlName(), resp.getClosedLoopControlName());
@@ -254,8 +239,8 @@ public class ClEventManagerWithEventTest {
     }
 
     @Test
-    public void testOnNewEvent() {
-        VirtualControlLoopEvent event2 = new VirtualControlLoopEvent(event);
+    void testOnNewEvent() {
+        var event2 = new VirtualControlLoopEvent(event);
         assertEquals(NewEventStatus.FIRST_ONSET, mgr.onNewEvent(event2));
 
         event2.setPayload("other payload");
@@ -274,7 +259,7 @@ public class ClEventManagerWithEventTest {
     }
 
     @Test
-    public void testCheckEventSyntax() {
+    void testCheckEventSyntax() {
         // initially, it's valid
         assertThatCode(() -> mgr.checkEventSyntax(event)).doesNotThrowAnyException();
 
@@ -296,7 +281,7 @@ public class ClEventManagerWithEventTest {
     }
 
     @Test
-    public void testValidateStatus() {
+    void testValidateStatus() {
         event.setClosedLoopEventStatus(ControlLoopEventStatus.ONSET);
         assertThatCode(() -> mgr.checkEventSyntax(event)).doesNotThrowAnyException();
 
@@ -309,7 +294,7 @@ public class ClEventManagerWithEventTest {
     }
 
     private void loadPolicy(String fileName) throws CoderException {
-        ToscaServiceTemplate template =
+        var template =
                         yamlCoder.decode(ResourceUtils.getResourceAsString(fileName), ToscaServiceTemplate.class);
         tosca = template.getToscaTopologyTemplate().getPolicies().get(0).values().iterator().next();
 
@@ -317,14 +302,14 @@ public class ClEventManagerWithEventTest {
     }
 
     private OperationOutcome makeCompletedOutcome() {
-        OperationOutcome outcome = makeOutcome();
+        var outcome = makeOutcome();
         outcome.setEnd(outcome.getStart());
 
         return outcome;
     }
 
     private OperationOutcome makeOutcome() {
-        OperationOutcome outcome = new OperationOutcome();
+        var outcome = new OperationOutcome();
         outcome.setActor(SIMPLE_ACTOR);
         outcome.setOperation(SIMPLE_OPERATION);
         outcome.setMessage(OUTCOME_MSG);
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ClEventManagerWithOutcomeTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ClEventManagerWithOutcomeTest.java
index 7534635d1..17e81044d 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ClEventManagerWithOutcomeTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ClEventManagerWithOutcomeTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2021, 2023 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,13 +23,14 @@ package org.onap.policy.controlloop.eventmanager;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
 
 import java.time.Instant;
@@ -39,18 +41,13 @@ import java.util.concurrent.ExecutorService;
 import java.util.concurrent.atomic.AtomicReference;
 import org.drools.core.WorkingMemory;
 import org.drools.core.common.InternalFactHandle;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.utils.coder.Coder;
 import org.onap.policy.common.utils.coder.CoderException;
 import org.onap.policy.common.utils.coder.StandardYamlCoder;
 import org.onap.policy.common.utils.resources.ResourceUtils;
 import org.onap.policy.controlloop.ControlLoopException;
-import org.onap.policy.controlloop.ControlLoopResponse;
-import org.onap.policy.controlloop.VirtualControlLoopNotification;
 import org.onap.policy.controlloop.actorserviceprovider.Operation;
 import org.onap.policy.controlloop.actorserviceprovider.OperationOutcome;
 import org.onap.policy.controlloop.actorserviceprovider.OperationResult;
@@ -65,8 +62,7 @@ import org.onap.policy.drools.system.PolicyEngine;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
 
-@RunWith(MockitoJUnitRunner.class)
-public class ClEventManagerWithOutcomeTest {
+class ClEventManagerWithOutcomeTest {
     private static final UUID REQ_ID = UUID.randomUUID();
     private static final String CL_NAME = "my-closed-loop-name";
     private static final String POLICY_NAME = "my-policy-name";
@@ -82,26 +78,16 @@ public class ClEventManagerWithOutcomeTest {
     private static final Coder yamlCoder = new StandardYamlCoder();
     private static final String OUTCOME_MSG = "my outcome message";
 
-    @Mock
-    private PolicyEngine engineMgr;
-    @Mock
-    private WorkingMemory workMem;
-    @Mock
-    private InternalFactHandle factHandle;
-    @Mock
-    private Operator policyOperator;
-    @Mock
-    private Operation policyOperation;
-    @Mock
-    private Actor policyActor;
-    @Mock
-    private EventManagerServices services;
-    @Mock
-    private ExecutorService executor;
-    @Mock
-    private MyStep stepa;
-    @Mock
-    private MyStep stepb;
+    private final PolicyEngine engineMgr = mock(PolicyEngine.class);
+    private final WorkingMemory workMem = mock(WorkingMemory.class);
+    private final InternalFactHandle factHandle = mock(InternalFactHandle.class);
+    private final Operator policyOperator = mock(Operator.class);
+    private final Operation policyOperation = mock(Operation.class);
+    private final Actor policyActor = mock(Actor.class);
+    private final EventManagerServices services = mock(EventManagerServices.class);
+    private final ExecutorService executor = mock(ExecutorService.class);
+    private final MyStep stepa = mock(MyStep.class);
+    private final MyStep stepb = mock(MyStep.class);
 
     private List<LockImpl> locks;
     private ToscaPolicy tosca;
@@ -111,7 +97,7 @@ public class ClEventManagerWithOutcomeTest {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() throws ControlLoopException, CoderException {
         when(workMem.getFactHandle(any())).thenReturn(factHandle);
 
@@ -129,7 +115,7 @@ public class ClEventManagerWithOutcomeTest {
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         assertEquals(POLICY_NAME, mgr.getPolicyName());
 
         // invalid
@@ -138,7 +124,7 @@ public class ClEventManagerWithOutcomeTest {
     }
 
     @Test
-    public void testLoadNextPolicy_testGetFullHistory_testGetPartialHistory() throws Exception {
+    void testLoadNextPolicy_testGetFullHistory_testGetPartialHistory() throws Exception {
         loadPolicy(EVENT_MGR_MULTI_YAML);
         mgr = new MyManager(services, params, REQ_ID, workMem);
 
@@ -148,7 +134,7 @@ public class ClEventManagerWithOutcomeTest {
         assertNull(mgr.getFinalResult());
 
         // add an outcome
-        OperationOutcome outcome = makeOutcome();
+        var outcome = makeOutcome();
         mgr.addToHistory(outcome);
 
         // indicate success and load next policy
@@ -162,7 +148,7 @@ public class ClEventManagerWithOutcomeTest {
     }
 
     @Test
-    public void testExecuteStep() {
+    void testExecuteStep() {
         mgr.bumpAttempts();
 
         // no steps to execute
@@ -171,7 +157,7 @@ public class ClEventManagerWithOutcomeTest {
     }
 
     @Test
-    public void testBumpAttempts() {
+    void testBumpAttempts() {
         assertEquals(0, mgr.getAttempts());
 
         mgr.bumpAttempts();
@@ -180,8 +166,8 @@ public class ClEventManagerWithOutcomeTest {
     }
 
     @Test
-    public void testIsAbort() {
-        OperationOutcome outcome = makeCompletedOutcome();
+    void testIsAbort() {
+        var outcome = makeCompletedOutcome();
 
         outcome.setResult(OperationResult.FAILURE);
         assertTrue(mgr.isAbort(outcome));
@@ -192,11 +178,11 @@ public class ClEventManagerWithOutcomeTest {
     }
 
     @Test
-    public void testAddToHistory() throws ControlLoopException {
+    void testAddToHistory() throws ControlLoopException {
         mgr.start();
 
         // add a "start" outcome
-        OperationOutcome outcome = makeOutcome();
+        var outcome = makeOutcome();
         mgr.addToHistory(outcome);
 
         assertThat(mgr.getPartialHistory()).hasSize(1);
@@ -244,7 +230,7 @@ public class ClEventManagerWithOutcomeTest {
     }
 
     @Test
-    public void testMakeNotification() throws Exception {
+    void testMakeNotification() throws Exception {
         loadPolicy(EVENT_MGR_MULTI_YAML);
         mgr = new MyManager(services, params, REQ_ID, workMem);
 
@@ -258,7 +244,7 @@ public class ClEventManagerWithOutcomeTest {
         mgr.addToHistory(makeCompletedOutcome());
 
         // check notification while running
-        VirtualControlLoopNotification notif = mgr.makeNotification();
+        var notif = mgr.makeNotification();
         assertThat(notif.getMessage()).contains(SIMPLE_ACTOR);
         assertThat(notif.getHistory()).hasSize(3);
 
@@ -296,13 +282,13 @@ public class ClEventManagerWithOutcomeTest {
     }
 
     @Test
-    public void testGetOperationMessage() throws ControlLoopException {
+    void testGetOperationMessage() throws ControlLoopException {
         // no history yet
         assertNull(mgr.getOperationMessage());
 
         // add an outcome
         mgr.start();
-        OperationOutcome outcome = makeOutcome();
+        var outcome = makeOutcome();
         mgr.addToHistory(outcome);
 
         assertThat(mgr.getOperationMessage()).contains("actor=" + SIMPLE_ACTOR)
@@ -310,32 +296,31 @@ public class ClEventManagerWithOutcomeTest {
     }
 
     @Test
-    public void testMakeControlLoopResponse() {
-        final OperationOutcome outcome = new OperationOutcome();
+    void testMakeControlLoopResponse() {
+        final var outcome = new OperationOutcome();
         outcome.setActor(SIMPLE_ACTOR);
 
-        ControlLoopResponse resp = mgr.makeControlLoopResponse(outcome);
+        var resp = mgr.makeControlLoopResponse(outcome);
         assertNotNull(resp);
         assertEquals(SIMPLE_ACTOR, resp.getFrom());
     }
 
     private void loadPolicy(String fileName) throws CoderException {
-        ToscaServiceTemplate template =
-                        yamlCoder.decode(ResourceUtils.getResourceAsString(fileName), ToscaServiceTemplate.class);
+        var template = yamlCoder.decode(ResourceUtils.getResourceAsString(fileName), ToscaServiceTemplate.class);
         tosca = template.getToscaTopologyTemplate().getPolicies().get(0).values().iterator().next();
 
         params.setToscaPolicy(tosca);
     }
 
     private OperationOutcome makeCompletedOutcome() {
-        OperationOutcome outcome = makeOutcome();
+        var outcome = makeOutcome();
         outcome.setEnd(outcome.getStart());
 
         return outcome;
     }
 
     private OperationOutcome makeOutcome() {
-        OperationOutcome outcome = new OperationOutcome();
+        var outcome = new OperationOutcome();
         outcome.setActor(SIMPLE_ACTOR);
         outcome.setOperation(SIMPLE_OPERATION);
         outcome.setMessage(OUTCOME_MSG);
@@ -363,7 +348,7 @@ public class ClEventManagerWithOutcomeTest {
 
         @Override
         protected void makeLock(String targetEntity, String requestId, int holdSec, LockCallback callback) {
-            LockImpl lock = new LockImpl(LockState.ACTIVE, targetEntity, requestId, holdSec, callback);
+            var lock = new LockImpl(LockState.ACTIVE, targetEntity, requestId, holdSec, callback);
             locks.add(lock);
             callback.lockAvailable(lock);
         }
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ClEventManagerWithStepsTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ClEventManagerWithStepsTest.java
index 76e8167f4..95d4046ce 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ClEventManagerWithStepsTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ClEventManagerWithStepsTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2021, 2023 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -24,21 +25,21 @@ import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatCode;
 import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyLong;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import java.time.Instant;
 import java.util.ArrayList;
-import java.util.Deque;
 import java.util.List;
 import java.util.UUID;
 import java.util.concurrent.ExecutorService;
@@ -46,11 +47,8 @@ import java.util.concurrent.ForkJoinPool;
 import java.util.concurrent.atomic.AtomicReference;
 import org.drools.core.WorkingMemory;
 import org.drools.core.common.InternalFactHandle;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.utils.coder.Coder;
 import org.onap.policy.common.utils.coder.CoderException;
 import org.onap.policy.common.utils.coder.StandardYamlCoder;
@@ -73,8 +71,7 @@ import org.onap.policy.drools.system.PolicyEngine;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
 
-@RunWith(MockitoJUnitRunner.class)
-public class ClEventManagerWithStepsTest {
+class ClEventManagerWithStepsTest {
     private static final UUID REQ_ID = UUID.randomUUID();
     private static final String CL_NAME = "my-closed-loop-name";
     private static final String POLICY_NAME = "my-policy-name";
@@ -91,28 +88,17 @@ public class ClEventManagerWithStepsTest {
     private static final String OUTCOME_MSG = "my outcome message";
     private static final String MY_SINK = "my-topic-sink";
 
-    @Mock
-    private PolicyEngine engineMgr;
-    @Mock
-    private WorkingMemory workMem;
-    @Mock
-    private InternalFactHandle factHandle;
-    @Mock
-    private Operator policyOperator;
-    @Mock
-    private Operation policyOperation;
-    @Mock
-    private Actor policyActor;
-    @Mock
-    private ExecutorService executor;
-    @Mock
-    private EventManagerServices services;
-    @Mock
-    private ActorService actors;
-    @Mock
-    private MyStep stepa;
-    @Mock
-    private MyStep stepb;
+    private final PolicyEngine engineMgr = mock(PolicyEngine.class);
+    private final WorkingMemory workMem = mock(WorkingMemory.class);
+    private final InternalFactHandle factHandle = mock(InternalFactHandle.class);
+    private final Operator policyOperator = mock(Operator.class);
+    private final Operation policyOperation = mock(Operation.class);
+    private final Actor policyActor = mock(Actor.class);
+    private final ExecutorService executor = mock(ExecutorService.class);
+    private final EventManagerServices services = mock(EventManagerServices.class);
+    private final ActorService actors = mock(ActorService.class);
+    private MyStep stepa = mock(MyStep.class);
+    private final MyStep stepb = mock(MyStep.class);
 
     private List<LockImpl> locks;
     private ToscaPolicy tosca;
@@ -122,7 +108,7 @@ public class ClEventManagerWithStepsTest {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() throws ControlLoopException, CoderException {
         when(services.getActorService()).thenReturn(actors);
 
@@ -142,7 +128,7 @@ public class ClEventManagerWithStepsTest {
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         assertEquals(POLICY_NAME, mgr.getPolicyName());
 
         // invalid
@@ -151,7 +137,7 @@ public class ClEventManagerWithStepsTest {
     }
 
     @Test
-    public void testDestroy_testGetSteps() {
+    void testDestroy_testGetSteps() {
         // add some steps to the queue
         mgr.getSteps().add(stepa);
         mgr.getSteps().add(stepb);
@@ -167,8 +153,8 @@ public class ClEventManagerWithStepsTest {
     }
 
     @Test
-    public void testOnStart() throws ControlLoopException {
-        OperationOutcome outcome = makeOutcome();
+    void testOnStart() throws ControlLoopException {
+        var outcome = makeOutcome();
 
         mgr.start();
         mgr.onStart(outcome);
@@ -180,8 +166,8 @@ public class ClEventManagerWithStepsTest {
     }
 
     @Test
-    public void testOnComplete() throws ControlLoopException {
-        OperationOutcome outcome = makeCompletedOutcome();
+    void testOnComplete() throws ControlLoopException {
+        var outcome = makeCompletedOutcome();
 
         mgr.start();
         mgr.onComplete(outcome);
@@ -193,12 +179,12 @@ public class ClEventManagerWithStepsTest {
     }
 
     @Test
-    public void testToString() {
+    void testToString() {
         assertNotNull(mgr.toString());
     }
 
     @Test
-    public void testStart() throws ControlLoopException {
+    void testStart() throws ControlLoopException {
         // start it
         mgr.start();
 
@@ -211,7 +197,7 @@ public class ClEventManagerWithStepsTest {
      * Tests start() when the manager is not in working memory.
      */
     @Test
-    public void testStartNotInWorkingMemory() throws ControlLoopException {
+    void testStartNotInWorkingMemory() throws ControlLoopException {
         when(workMem.getFactHandle(any())).thenReturn(null);
 
         assertThatCode(() -> mgr.start()).isInstanceOf(IllegalStateException.class)
@@ -222,10 +208,9 @@ public class ClEventManagerWithStepsTest {
      * Tests start() when the manager is not active.
      */
     @Test
-    public void testStartInactive() throws Exception {
+    void testStartInactive() throws Exception {
         // make an inactive manager by deserializing it
-        RealManager mgr2 = Serializer.roundTrip(new RealManager(services, params, REQ_ID, workMem));
-        mgr = mgr2;
+        mgr = Serializer.roundTrip(new RealManager(services, params, REQ_ID, workMem));
 
         // cannot re-start
         assertThatCode(() -> mgr.start()).isInstanceOf(IllegalStateException.class)
@@ -233,7 +218,7 @@ public class ClEventManagerWithStepsTest {
     }
 
     @Test
-    public void testAbort() {
+    void testAbort() {
         mgr.abort(ClEventManagerWithSteps.State.DONE, OperationFinalResult.FINAL_FAILURE_GUARD, "some message");
 
         assertEquals(ClEventManagerWithSteps.State.DONE, mgr.getState());
@@ -266,18 +251,18 @@ public class ClEventManagerWithStepsTest {
     }
 
     @Test
-    public void testLoadPolicy() throws ControlLoopException {
+    void testLoadPolicy() throws ControlLoopException {
         // start() will invoke loadPolicy()
         mgr.start();
 
         assertNull(mgr.getFinalResult());
 
-        MyStep step = mgr.getSteps().peek();
+        var step = mgr.getSteps().peek();
         assertNotNull(step);
         assertEquals("First", step.getActorName());
         assertEquals("OperationA", step.getOperationName());
 
-        ControlLoopOperationParams params2 = step.getParams();
+        var params2 = step.getParams();
         assertSame(actors, params2.getActorService());
         assertSame(REQ_ID, params2.getRequestId());
         assertSame(ForkJoinPool.commonPool(), params2.getExecutor());
@@ -291,7 +276,7 @@ public class ClEventManagerWithStepsTest {
     }
 
     @Test
-    public void testLoadPreprocessorSteps() {
+    void testLoadPreprocessorSteps() {
         stepa = new MyStep(mgr, ControlLoopOperationParams.builder().build()) {
             @Override
             protected Operation buildOperation() {
@@ -299,7 +284,7 @@ public class ClEventManagerWithStepsTest {
             }
         };
 
-        Deque<MyStep> steps = mgr.getSteps();
+        var steps = mgr.getSteps();
         steps.add(stepa);
         steps.add(stepb);
 
@@ -320,7 +305,7 @@ public class ClEventManagerWithStepsTest {
      * Tests loadPreprocessorSteps() when there are too many steps in the queue.
      */
     @Test
-    public void testLoadPreprocessorStepsTooManySteps() {
+    void testLoadPreprocessorStepsTooManySteps() {
         stepa = new MyStep(mgr, ControlLoopOperationParams.builder().build()) {
             @Override
             protected Operation buildOperation() {
@@ -328,7 +313,7 @@ public class ClEventManagerWithStepsTest {
             }
         };
 
-        Deque<MyStep> steps = mgr.getSteps();
+        var steps = mgr.getSteps();
 
         // load up a bunch of steps
         for (int nsteps = 0; nsteps < ClEventManagerWithSteps.MAX_STEPS; ++nsteps) {
@@ -353,7 +338,7 @@ public class ClEventManagerWithStepsTest {
     }
 
     @Test
-    public void testExecuteStep() {
+    void testExecuteStep() {
         // no steps to execute
         assertFalse(mgr.executeStep());
 
@@ -370,7 +355,7 @@ public class ClEventManagerWithStepsTest {
     }
 
     @Test
-    public void testNextStep() {
+    void testNextStep() {
         mgr.getSteps().add(stepa);
 
         mgr.nextStep();
@@ -379,7 +364,7 @@ public class ClEventManagerWithStepsTest {
     }
 
     @Test
-    public void testDeliver() {
+    void testDeliver() {
         mgr.deliver(MY_SINK, null, "null notification", "null rule");
         verify(engineMgr, never()).deliver(any(), any());
 
@@ -392,22 +377,21 @@ public class ClEventManagerWithStepsTest {
     }
 
     private void loadPolicy(String fileName) throws CoderException {
-        ToscaServiceTemplate template =
-                        yamlCoder.decode(ResourceUtils.getResourceAsString(fileName), ToscaServiceTemplate.class);
+        var template = yamlCoder.decode(ResourceUtils.getResourceAsString(fileName), ToscaServiceTemplate.class);
         tosca = template.getToscaTopologyTemplate().getPolicies().get(0).values().iterator().next();
 
         params.setToscaPolicy(tosca);
     }
 
     private OperationOutcome makeCompletedOutcome() {
-        OperationOutcome outcome = makeOutcome();
+        var outcome = makeOutcome();
         outcome.setEnd(outcome.getStart());
 
         return outcome;
     }
 
     private OperationOutcome makeOutcome() {
-        OperationOutcome outcome = new OperationOutcome();
+        var outcome = new OperationOutcome();
         outcome.setActor(SIMPLE_ACTOR);
         outcome.setOperation(SIMPLE_OPERATION);
         outcome.setMessage(OUTCOME_MSG);
@@ -435,7 +419,7 @@ public class ClEventManagerWithStepsTest {
 
         @Override
         protected void makeLock(String targetEntity, String requestId, int holdSec, LockCallback callback) {
-            LockImpl lock = new LockImpl(LockState.ACTIVE, targetEntity, requestId, holdSec, callback);
+            var lock = new LockImpl(LockState.ACTIVE, targetEntity, requestId, holdSec, callback);
             locks.add(lock);
             callback.lockAvailable(lock);
         }
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ControlLoopEventManagerTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ControlLoopEventManagerTest.java
index ece13611b..d83c3fe78 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ControlLoopEventManagerTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/ControlLoopEventManagerTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,11 +23,12 @@ package org.onap.policy.controlloop.eventmanager;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatCode;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
@@ -34,14 +36,10 @@ import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.UUID;
-import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ExecutorService;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.mockito.ArgumentCaptor;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
 import org.onap.policy.common.utils.coder.Coder;
 import org.onap.policy.common.utils.coder.CoderException;
 import org.onap.policy.common.utils.coder.StandardYamlCoder;
@@ -59,8 +57,7 @@ import org.onap.policy.drools.core.lock.LockState;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
 
-@RunWith(MockitoJUnitRunner.class)
-public class ControlLoopEventManagerTest {
+class ControlLoopEventManagerTest {
     private static final UUID REQ_ID = UUID.randomUUID();
     private static final String EXPECTED_EXCEPTION = "expected exception";
     private static final String CL_NAME = "my-closed-loop-name";
@@ -72,12 +69,9 @@ public class ControlLoopEventManagerTest {
     private static final Coder yamlCoder = new StandardYamlCoder();
     private static final String MY_KEY = "def";
 
-    @Mock
-    private ExecutorService executor;
-    @Mock
-    private EventManagerServices services;
-    @Mock
-    private OperationHistoryDataManager dataMgr;
+    private final ExecutorService executor = mock(ExecutorService.class);
+    private final EventManagerServices services = mock(EventManagerServices.class);
+    private final OperationHistoryDataManager dataMgr = mock(OperationHistoryDataManager.class);
 
     private long preCreateTimeMs;
     private List<LockImpl> locks;
@@ -88,7 +82,7 @@ public class ControlLoopEventManagerTest {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() throws ControlLoopException, CoderException {
         when(services.getDataManager()).thenReturn(dataMgr);
 
@@ -111,7 +105,7 @@ public class ControlLoopEventManagerTest {
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         assertEquals(POLICY_NAME, mgr.getPolicyName());
 
         assertTrue(mgr.isActive());
@@ -124,7 +118,7 @@ public class ControlLoopEventManagerTest {
     }
 
     @Test
-    public void testGetCreateCount() throws ControlLoopException {
+    void testGetCreateCount() throws ControlLoopException {
         long original = ControlLoopEventManager.getCreateCount();
 
         new MyManager(services, params, REQ_ID);
@@ -135,26 +129,26 @@ public class ControlLoopEventManagerTest {
     }
 
     @Test
-    public void testIsActive() throws Exception {
+    void testIsActive() throws Exception {
         mgr = new ControlLoopEventManager(services, params, REQ_ID);
         assertTrue(mgr.isActive());
 
-        ControlLoopEventManager mgr2 = Serializer.roundTrip(mgr);
+        var mgr2 = Serializer.roundTrip(mgr);
         assertFalse(mgr2.isActive());
     }
 
     @Test
-    public void testDestroy() throws IOException {
+    void testDestroy() throws IOException {
         mgr.requestLock(LOCK1);
         mgr.requestLock(LOCK2);
         mgr.requestLock(LOCK1);
 
         // ensure destroy() doesn't throw an exception if the object is deserialized
-        ControlLoopEventManager mgr2 = Serializer.roundTrip(mgr);
+        var mgr2 = Serializer.roundTrip(mgr);
         assertThatCode(() -> mgr2.destroy()).doesNotThrowAnyException();
 
         // locks should not have been freed
-        for (LockImpl lock : locks) {
+        for (var lock : locks) {
             assertFalse(lock.isUnavailable());
         }
 
@@ -162,24 +156,24 @@ public class ControlLoopEventManagerTest {
 
         runExecutor();
 
-        for (LockImpl lock : locks) {
+        for (var lock : locks) {
             assertTrue(lock.isUnavailable());
         }
     }
 
     @Test
-    public void testDetmControlLoopTimeoutMs() throws Exception {
+    void testDetmControlLoopTimeoutMs() throws Exception {
         long timeMs = 1200 * 1000L;
         long end = mgr.getEndTimeMs();
         assertThat(end).isGreaterThanOrEqualTo(preCreateTimeMs + timeMs).isLessThan(preCreateTimeMs + timeMs + 5000);
     }
 
     @Test
-    public void testRequestLock() {
-        final CompletableFuture<OperationOutcome> future1 = mgr.requestLock(LOCK1);
+    void testRequestLock() {
+        final var future1 = mgr.requestLock(LOCK1);
         assertTrue(mgr.getOutcomes().isEmpty());
 
-        final CompletableFuture<OperationOutcome> future2 = mgr.requestLock(LOCK2);
+        final var future2 = mgr.requestLock(LOCK2);
         assertTrue(mgr.getOutcomes().isEmpty());
 
         assertSame(future1, mgr.requestLock(LOCK1));
@@ -198,18 +192,18 @@ public class ControlLoopEventManagerTest {
     }
 
     @Test
-    public void testReleaseLock() {
+    void testReleaseLock() {
         mgr.requestLock(LOCK1);
         mgr.requestLock(LOCK2);
 
         // release one lock
-        final CompletableFuture<OperationOutcome> future = mgr.releaseLock(LOCK1);
+        final var future = mgr.releaseLock(LOCK1);
 
         // asynchronous, thus should not have executed yet
         assertThat(future.isDone()).isFalse();
 
         // asynchronous, thus everything should still be locked
-        for (LockImpl lock : locks) {
+        for (var lock : locks) {
             assertThat(lock.isUnavailable()).isFalse();
         }
 
@@ -229,8 +223,8 @@ public class ControlLoopEventManagerTest {
      * Tests releaseLock() when there is no lock.
      */
     @Test
-    public void testReleaseLockNotLocked() {
-        final CompletableFuture<OperationOutcome> future = mgr.releaseLock(LOCK1);
+    void testReleaseLockNotLocked() {
+        final var future = mgr.releaseLock(LOCK1);
 
         // lock didn't exist, so the request should already be complete
         assertThat(future.isDone()).isTrue();
@@ -243,14 +237,14 @@ public class ControlLoopEventManagerTest {
      * Tests releaseLock() when lock.free() throws an exception.
      */
     @Test
-    public void testReleaseLockException() throws ControlLoopException {
+    void testReleaseLockException() throws ControlLoopException {
         mgr = new MyManager(services, params, REQ_ID) {
             private static final long serialVersionUID = 1L;
 
             @Override
             protected void makeLock(String targetEntity, String requestId, int holdSec, LockCallback callback) {
 
-                LockImpl lock = new LockImpl(LockState.ACTIVE, targetEntity, requestId, holdSec, callback) {
+                var lock = new LockImpl(LockState.ACTIVE, targetEntity, requestId, holdSec, callback) {
                     private static final long serialVersionUID = 1L;
 
                     @Override
@@ -267,7 +261,7 @@ public class ControlLoopEventManagerTest {
         mgr.requestLock(LOCK1);
 
         // release the lock
-        final CompletableFuture<OperationOutcome> future = mgr.releaseLock(LOCK1);
+        final var future = mgr.releaseLock(LOCK1);
 
         // asynchronous, thus should not have executed yet
         assertThat(future.isDone()).isFalse();
@@ -279,7 +273,7 @@ public class ControlLoopEventManagerTest {
     }
 
     private void verifyLock(OperationResult result, String lockOperation) {
-        OperationOutcome outcome = mgr.getOutcomes().poll();
+        var outcome = mgr.getOutcomes().poll();
         assertNotNull(outcome);
         assertEquals(ActorConstants.LOCK_ACTOR, outcome.getActor());
         assertEquals(lockOperation, outcome.getOperation());
@@ -289,9 +283,9 @@ public class ControlLoopEventManagerTest {
     }
 
     @Test
-    public void testOnStart() {
-        OperationOutcome outcome1 = new OperationOutcome();
-        OperationOutcome outcome2 = new OperationOutcome();
+    void testOnStart() {
+        var outcome1 = new OperationOutcome();
+        var outcome2 = new OperationOutcome();
 
         mgr.onStart(outcome1);
         mgr.onStart(outcome2);
@@ -302,9 +296,9 @@ public class ControlLoopEventManagerTest {
     }
 
     @Test
-    public void testOnComplete() {
-        OperationOutcome outcome1 = new OperationOutcome();
-        OperationOutcome outcome2 = new OperationOutcome();
+    void testOnComplete() {
+        var outcome1 = new OperationOutcome();
+        var outcome2 = new OperationOutcome();
 
         mgr.onComplete(outcome1);
         mgr.onComplete(outcome2);
@@ -315,14 +309,14 @@ public class ControlLoopEventManagerTest {
     }
 
     @Test
-    public void testContains_testGetProperty_testSetProperty_testRemoveProperty() {
+    void testContains_testGetProperty_testSetProperty_testRemoveProperty() {
         mgr.setProperty("abc", "a string");
         mgr.setProperty(MY_KEY, 100);
 
         assertTrue(mgr.contains(MY_KEY));
         assertFalse(mgr.contains("ghi"));
 
-        String strValue = mgr.getProperty("abc");
+        var strValue = mgr.getProperty("abc");
         assertEquals("a string", strValue);
 
         int intValue = mgr.getProperty(MY_KEY);
@@ -336,7 +330,7 @@ public class ControlLoopEventManagerTest {
      * Tests getDataManager() when not disabled.
      */
     @Test
-    public void testGetDataManagerNotDisabled() throws ControlLoopException {
+    void testGetDataManagerNotDisabled() throws ControlLoopException {
         assertThat(mgr.getDataManager()).isSameAs(dataMgr);
     }
 
@@ -344,7 +338,7 @@ public class ControlLoopEventManagerTest {
      * Tests getDataManager() when guard.disabled=true.
      */
     @Test
-    public void testGetDataManagerDisabled() throws ControlLoopException {
+    void testGetDataManagerDisabled() throws ControlLoopException {
         mgr = new MyManager(services, params, REQ_ID) {
             private static final long serialVersionUID = 1L;
 
@@ -358,20 +352,19 @@ public class ControlLoopEventManagerTest {
     }
 
     @Test
-    public void testToString() {
+    void testToString() {
         assertNotNull(mgr.toString());
     }
 
     private void loadPolicy(String fileName) throws CoderException {
-        ToscaServiceTemplate template =
-                        yamlCoder.decode(ResourceUtils.getResourceAsString(fileName), ToscaServiceTemplate.class);
+        var template = yamlCoder.decode(ResourceUtils.getResourceAsString(fileName), ToscaServiceTemplate.class);
         tosca = template.getToscaTopologyTemplate().getPolicies().get(0).values().iterator().next();
 
         params.setToscaPolicy(tosca);
     }
 
     private void runExecutor() {
-        ArgumentCaptor<Runnable> runCaptor = ArgumentCaptor.forClass(Runnable.class);
+        var runCaptor = ArgumentCaptor.forClass(Runnable.class);
         verify(executor).execute(runCaptor.capture());
 
         runCaptor.getValue().run();
@@ -396,7 +389,7 @@ public class ControlLoopEventManagerTest {
 
         @Override
         protected void makeLock(String targetEntity, String requestId, int holdSec, LockCallback callback) {
-            LockImpl lock = new LockImpl(LockState.ACTIVE, targetEntity, requestId, holdSec, callback);
+            var lock = new LockImpl(LockState.ACTIVE, targetEntity, requestId, holdSec, callback);
             locks.add(lock);
             callback.lockAvailable(lock);
         }
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/EventManagerServicesTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/EventManagerServicesTest.java
index a2f01344f..4af45e56c 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/EventManagerServicesTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/EventManagerServicesTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,24 +23,23 @@ package org.onap.policy.controlloop.eventmanager;
 
 import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
 
-import java.util.Properties;
-import org.junit.After;
-import org.junit.AfterClass;
-import org.junit.BeforeClass;
-import org.junit.Test;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.endpoints.http.client.HttpClientFactoryInstance;
 import org.onap.policy.controlloop.actorserviceprovider.ActorService;
 import org.onap.policy.controlloop.ophistory.OperationHistoryDataManagerImpl;
 import org.onap.policy.controlloop.ophistory.OperationHistoryDataManagerStub;
 import org.onap.policy.drools.persistence.SystemPersistenceConstants;
 
-public class EventManagerServicesTest {
+class EventManagerServicesTest {
     private static final String FILEPFX = "eventService/";
     private static final IllegalArgumentException EXPECTED_EXCEPTION =
                     new IllegalArgumentException("expected exception");
@@ -49,29 +49,29 @@ public class EventManagerServicesTest {
     /**
      * Configures HTTP clients.
      */
-    @BeforeClass
+    @BeforeAll
     public static void setUpBeforeClass() throws Exception {
         // start with a clean slate
         HttpClientFactoryInstance.getClientFactory().destroy();
 
         SystemPersistenceConstants.getManager().setConfigurationDir("src/test/resources");
 
-        Properties props = SystemPersistenceConstants.getManager().getProperties("eventService/event-svc-http-client");
+        var props = SystemPersistenceConstants.getManager().getProperties("eventService/event-svc-http-client");
         HttpClientFactoryInstance.getClientFactory().build(props);
     }
 
-    @AfterClass
+    @AfterAll
     public static void teatDownBeforeClass() {
         HttpClientFactoryInstance.getClientFactory().destroy();
     }
 
-    @After
+    @AfterEach
     public void tearDown() {
         closeDb();
     }
 
     @Test
-    public void testEventManagerServices_testGetActorService() {
+    void testEventManagerServices_testGetActorService() {
         // try with guard disabled - should use DB stub
         services = new EventManagerServices(FILEPFX + "event-svc-guard-disabled");
         assertTrue(services.getDataManager() instanceof OperationHistoryDataManagerStub);
@@ -84,13 +84,13 @@ public class EventManagerServicesTest {
     }
 
     @Test
-    public void testStartActorService() {
+    void testStartActorService() {
         // config file not found
         assertThatIllegalStateException().isThrownBy(() -> new EventManagerServices("missing-config-file"));
     }
 
     @Test
-    public void testIsGuardEnabled() {
+    void testIsGuardEnabled() {
         // cannot check guard
         services = new EventManagerServices(FILEPFX + "event-svc-no-guard-actor");
         assertTrue(services.getDataManager() instanceof OperationHistoryDataManagerStub);
@@ -99,7 +99,7 @@ public class EventManagerServicesTest {
         services = new EventManagerServices(FILEPFX + "event-svc-with-db") {
             @Override
             public ActorService getActorService() {
-                ActorService svc = mock(ActorService.class);
+                var svc = mock(ActorService.class);
                 when(svc.getActor(any())).thenThrow(EXPECTED_EXCEPTION);
                 return svc;
             }
@@ -108,7 +108,7 @@ public class EventManagerServicesTest {
     }
 
     @Test
-    public void testMakeDataManager() {
+    void testMakeDataManager() {
         assertThatThrownBy(() -> new EventManagerServices(FILEPFX + "event-svc-invalid-db"))
                         .isInstanceOf(IllegalArgumentException.class);
     }
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/LockDataTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/LockDataTest.java
index 7b0213107..609de5705 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/LockDataTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/LockDataTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,65 +22,56 @@
 package org.onap.policy.controlloop.eventmanager;
 
 import static org.assertj.core.api.Assertions.assertThatCode;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNotSame;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNotSame;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 
-import java.time.Instant;
 import java.util.UUID;
-import java.util.concurrent.CompletableFuture;
 import java.util.function.Consumer;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.controlloop.ControlLoopOperation;
 import org.onap.policy.controlloop.actorserviceprovider.OperationOutcome;
 import org.onap.policy.controlloop.actorserviceprovider.OperationResult;
 import org.onap.policy.drools.core.lock.Lock;
 
-@RunWith(MockitoJUnitRunner.class)
-public class LockDataTest {
+class LockDataTest {
 
     private static final String ENTITY = "my-entity";
     private static final UUID REQ_ID = UUID.randomUUID();
 
-    @Mock
-    private Lock lock;
-    @Mock
-    private Consumer<OperationOutcome> callback1;
-    @Mock
-    private Consumer<OperationOutcome> callback2;
-    @Mock
-    private Consumer<OperationOutcome> callback3;
+    private final Lock lock = mock(Lock.class);
+    private final Consumer<OperationOutcome> callback1 = mock();
+    private final Consumer<OperationOutcome> callback2 = mock();
+    private final Consumer<OperationOutcome> callback3 = mock();
 
     private LockData data;
 
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         data = new LockData(ENTITY, REQ_ID);
     }
 
     @Test
-    public void testGetFuture() {
-        CompletableFuture<OperationOutcome> future = data.getFuture();
+    void testGetFuture() {
+        var future = data.getFuture();
         assertNotNull(future);
         assertFalse(future.isDone());
     }
 
     @Test
-    public void testAddUnavailableCallback() {
+    void testAddUnavailableCallback() {
         data.addUnavailableCallback(callback1);
         data.addUnavailableCallback(callback2);
 
@@ -96,7 +88,7 @@ public class LockDataTest {
      * Tests addUnavailableCallback() when the lock never becomes available.
      */
     @Test
-    public void testAddUnavailableCallbackNeverAvailable() {
+    void testAddUnavailableCallbackNeverAvailable() {
         data.addUnavailableCallback(callback1);
         data.addUnavailableCallback(callback2);
 
@@ -109,7 +101,7 @@ public class LockDataTest {
     }
 
     @Test
-    public void testFree() {
+    void testFree() {
         // no lock yet
         assertThatCode(() -> data.free()).doesNotThrowAnyException();
 
@@ -120,27 +112,27 @@ public class LockDataTest {
     }
 
     @Test
-    public void testLockAvailable() throws Exception {
+    void testLockAvailable() throws Exception {
         data.addUnavailableCallback(callback1);
         data.addUnavailableCallback(callback2);
 
-        CompletableFuture<OperationOutcome> future = data.getFuture();
+        var future = data.getFuture();
         data.lockAvailable(lock);
 
         assertSame(future, data.getFuture());
 
         assertTrue(future.isDone());
-        OperationOutcome outcome = future.get();
+        var outcome = future.get();
         assertEquals(ActorConstants.LOCK_ACTOR, outcome.getActor());
         assertEquals(ActorConstants.LOCK_OPERATION, outcome.getOperation());
         assertEquals(ENTITY, outcome.getTarget());
         assertEquals(OperationResult.SUCCESS, outcome.getResult());
         assertEquals(ControlLoopOperation.SUCCESS_MSG, outcome.getMessage());
 
-        Instant start = outcome.getStart();
+        var start = outcome.getStart();
         assertNotNull(start);
 
-        Instant end = outcome.getEnd();
+        var end = outcome.getEnd();
         assertNotNull(end);
         assertTrue(start.compareTo(end) <= 0);
 
@@ -149,7 +141,7 @@ public class LockDataTest {
     }
 
     @Test
-    public void testLockUnavailable() throws Exception {
+    void testLockUnavailable() throws Exception {
         data.addUnavailableCallback(callback1);
         data.addUnavailableCallback(callback2);
         data.addUnavailableCallback(callback3);
@@ -157,17 +149,17 @@ public class LockDataTest {
         // arrange for callback2 to throw an exception
         doThrow(new IllegalStateException("expected exception")).when(callback2).accept(any());
 
-        CompletableFuture<OperationOutcome> future = data.getFuture();
+        var future = data.getFuture();
         assertNotNull(future);
         data.lockUnavailable(lock);
 
-        CompletableFuture<OperationOutcome> future2 = data.getFuture();
+        var future2 = data.getFuture();
         assertNotNull(future2);
 
         assertNotSame(future, future2);
 
         assertTrue(future.isDone());
-        OperationOutcome outcome = future.get();
+        var outcome = future.get();
 
         assertTrue(future2.isDone());
         assertSame(outcome, future2.get());
@@ -178,10 +170,10 @@ public class LockDataTest {
         assertEquals(OperationResult.FAILURE, outcome.getResult());
         assertEquals(ControlLoopOperation.FAILED_MSG, outcome.getMessage());
 
-        Instant start = outcome.getStart();
+        var start = outcome.getStart();
         assertNotNull(start);
 
-        Instant end = outcome.getEnd();
+        var end = outcome.getEnd();
         assertNotNull(end);
         assertTrue(start.compareTo(end) <= 0);
 
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/StepTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/StepTest.java
index 8037f0037..29c92a0e9 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/StepTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/eventmanager/StepTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,14 +23,15 @@ package org.onap.policy.controlloop.eventmanager;
 
 import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
 
 import java.time.Instant;
@@ -43,11 +45,8 @@ import java.util.concurrent.ForkJoinPool;
 import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicReference;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.controlloop.ControlLoopTargetType;
 import org.onap.policy.controlloop.VirtualControlLoopEvent;
 import org.onap.policy.controlloop.actorserviceprovider.ActorService;
@@ -61,8 +60,7 @@ import org.onap.policy.controlloop.actorserviceprovider.parameters.ControlLoopOp
 import org.onap.policy.controlloop.actorserviceprovider.spi.Actor;
 import org.onap.policy.drools.domain.models.operational.OperationalTarget;
 
-@RunWith(MockitoJUnitRunner.class)
-public class StepTest {
+class StepTest {
     private static final UUID REQ_ID = UUID.randomUUID();
     private static final String POLICY_ACTOR = "my-actor";
     private static final String POLICY_OPERATION = "my-operation";
@@ -72,14 +70,10 @@ public class StepTest {
     private static final long REMAINING_MS = 5000;
     private static final String EXPECTED_EXCEPTION = "expected exception";
 
-    @Mock
-    private Operator policyOperator;
-    @Mock
-    private Operation policyOperation;
-    @Mock
-    private Actor policyActor;
-    @Mock
-    private ActorService actors;
+    private final Operator policyOperator = mock(Operator.class);
+    private final Operation policyOperation = mock(Operation.class);
+    private final Actor policyActor = mock(Actor.class);
+    private final ActorService actors = mock(ActorService.class);
 
     private CompletableFuture<OperationOutcome> future;
     private OperationalTarget target;
@@ -95,7 +89,7 @@ public class StepTest {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         future = new CompletableFuture<>();
 
@@ -133,7 +127,7 @@ public class StepTest {
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         assertTrue(step.isPolicyStep());
         assertSame(params, step.getParams());
         assertNull(step.getParentStep());
@@ -150,12 +144,12 @@ public class StepTest {
     }
 
     @Test
-    public void testConstructorWithOtherStep_testInitStartTime_testGetStartTimeRef() {
-        Step step2 = new Step(step, "actorB", "operB");
+    void testConstructorWithOtherStep_testInitStartTime_testGetStartTimeRef() {
+        var step2 = new Step(step, "actorB", "operB");
         assertFalse(step2.isPolicyStep());
         assertSame(step, step2.getParentStep());
 
-        ControlLoopOperationParams params2 = step2.getParams();
+        var params2 = step2.getParams();
         assertEquals("actorB", params2.getActor());
         assertEquals("operB", params2.getOperation());
         assertNull(params2.getRetry());
@@ -173,7 +167,7 @@ public class StepTest {
         step2.init();
         step2.start(REMAINING_MS);
 
-        Instant instant = startTime.get();
+        var instant = startTime.get();
         assertNotNull(instant);
         assertSame(instant, step2.getStartTime());
 
@@ -187,13 +181,13 @@ public class StepTest {
     }
 
     @Test
-    public void testGetActorName_testGetOperationName() {
+    void testGetActorName_testGetOperationName() {
         assertEquals(POLICY_ACTOR, step.getActorName());
         assertEquals(POLICY_OPERATION, step.getOperationName());
     }
 
     @Test
-    public void testIsInitialized_testInit_testGetOperation() {
+    void testIsInitialized_testInit_testGetOperation() {
         assertFalse(step.isInitialized());
 
         // verify it's unchanged
@@ -217,7 +211,7 @@ public class StepTest {
     }
 
     @Test
-    public void testStart() {
+    void testStart() {
         assertThatIllegalStateException().isThrownBy(() -> step.start(REMAINING_MS))
                         .withMessage("step has not been initialized");
 
@@ -236,14 +230,14 @@ public class StepTest {
      * Tests start() when the operation.start() throws an exception.
      */
     @Test
-    public void testStartException() {
+    void testStartException() {
         when(policyOperation.start()).thenThrow(new RuntimeException());
         step.init();
 
         assertTrue(step.start(REMAINING_MS));
 
         // exception should be immediate
-        OperationOutcome outcome = completions.poll();
+        var outcome = completions.poll();
         assertNotNull(outcome);
 
         assertNotEquals(OperationResult.SUCCESS, outcome.getResult());
@@ -255,14 +249,14 @@ public class StepTest {
      * Tests start() when the operation throws an asynchronous exception.
      */
     @Test
-    public void testStartAsyncException() {
+    void testStartAsyncException() {
         step.init();
         step.start(REMAINING_MS);
 
         future.completeExceptionally(new RuntimeException(EXPECTED_EXCEPTION));
 
         // exception should be immediate
-        OperationOutcome outcome = completions.poll();
+        var outcome = completions.poll();
         assertNotNull(outcome);
 
         assertNotEquals(OperationResult.SUCCESS, outcome.getResult());
@@ -274,7 +268,7 @@ public class StepTest {
      * Tests handleException() when the exception is a CancellationException.
      */
     @Test
-    public void testHandleExceptionCancellationException() {
+    void testHandleExceptionCancellationException() {
         step.init();
         step.start(REMAINING_MS);
 
@@ -285,7 +279,7 @@ public class StepTest {
     }
 
     @Test
-    public void testHandleExceptionCauseCancellationException() {
+    void testHandleExceptionCauseCancellationException() {
         step.init();
         step.start(REMAINING_MS);
 
@@ -296,7 +290,7 @@ public class StepTest {
     }
 
     @Test
-    public void testHandleException() {
+    void testHandleException() {
         when(policyOperation.start()).thenThrow(new RuntimeException());
 
         step.init();
@@ -304,7 +298,7 @@ public class StepTest {
         assertTrue(step.start(REMAINING_MS));
 
         // exception should be immediate
-        OperationOutcome outcome = completions.poll();
+        var outcome = completions.poll();
         assertNotNull(outcome);
 
         assertNotEquals(OperationResult.SUCCESS, outcome.getResult());
@@ -317,7 +311,7 @@ public class StepTest {
     }
 
     @Test
-    public void testHandleTimeout() throws InterruptedException {
+    void testHandleTimeout() throws InterruptedException {
         step.init();
 
         long tstart = System.currentTimeMillis();
@@ -325,7 +319,7 @@ public class StepTest {
         // give it a short timeout
         step.start(100);
 
-        OperationOutcome outcome = completions.poll(5, TimeUnit.SECONDS);
+        var outcome = completions.poll(5, TimeUnit.SECONDS);
         assertNotNull(outcome);
 
         // should not have timed out before 100ms
@@ -347,7 +341,7 @@ public class StepTest {
     }
 
     @Test
-    public void testCancel() {
+    void testCancel() {
         // should have no effect
         step.cancel();
 
@@ -360,18 +354,18 @@ public class StepTest {
     }
 
     @Test
-    public void testBuildOperation() {
+    void testBuildOperation() {
         assertSame(policyOperation, step.buildOperation());
     }
 
     @Test
-    public void testMakeOutcome() {
+    void testMakeOutcome() {
         step.init();
         assertEquals(MY_TARGET, step.makeOutcome().getTarget());
     }
 
     @Test
-    public void testToString() {
+    void testToString() {
         assertNotNull(step.toString());
     }
 }
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ophistory/OperationHistoryDataManagerImplTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ophistory/OperationHistoryDataManagerImplTest.java
index a1fd85a23..22cfa643d 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ophistory/OperationHistoryDataManagerImplTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ophistory/OperationHistoryDataManagerImplTest.java
@@ -23,8 +23,8 @@ package org.onap.policy.controlloop.ophistory;
 
 import static org.assertj.core.api.Assertions.assertThatCode;
 import static org.awaitility.Awaitility.await;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.Mockito.doAnswer;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
@@ -40,17 +40,16 @@ import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicInteger;
 import java.util.function.Consumer;
-import org.junit.After;
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.BeforeClass;
-import org.junit.Test;
-import org.mockito.Mock;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.controlloop.ControlLoopOperation;
 import org.onap.policy.controlloop.VirtualControlLoopEvent;
 import org.onap.policy.controlloop.ophistory.OperationHistoryDataManagerParams.OperationHistoryDataManagerParamsBuilder;
 
-public class OperationHistoryDataManagerImplTest {
+class OperationHistoryDataManagerImplTest {
 
     private static final IllegalStateException EXPECTED_EXCEPTION = new IllegalStateException("expected exception");
     private static final String MY_LOOP_NAME = "my-loop-name";
@@ -81,9 +80,9 @@ public class OperationHistoryDataManagerImplTest {
     /**
      * Sets up for all tests.
      */
-    @BeforeClass
+    @BeforeAll
     public static void setUpBeforeClass() {
-        OperationHistoryDataManagerParams params = makeBuilder().build();
+        var params = makeBuilder().build();
 
         // capture the entity manager factory for re-use
         new OperationHistoryDataManagerImpl(params) {
@@ -98,7 +97,7 @@ public class OperationHistoryDataManagerImplTest {
     /**
      * Restores the environment after all tests.
      */
-    @AfterClass
+    @AfterAll
     public static void tearDownAfterClass() {
         emf.close();
     }
@@ -106,7 +105,7 @@ public class OperationHistoryDataManagerImplTest {
     /**
      * Sets up for an individual test.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         event = new VirtualControlLoopEvent();
         event.setClosedLoopControlName(MY_LOOP_NAME);
@@ -131,13 +130,13 @@ public class OperationHistoryDataManagerImplTest {
         mgr.start();
     }
 
-    @After
+    @AfterEach
     public void tearDown() {
         mgr.stop();
     }
 
     @Test
-    public void testConstructor() {
+    void testConstructor() {
         // use a thread and manager that haven't been started yet
         thread = mock(Thread.class);
         mgr = new PseudoThread();
@@ -157,7 +156,7 @@ public class OperationHistoryDataManagerImplTest {
     }
 
     @Test
-    public void testStart() {
+    void testStart() {
         // this should have no effect
         mgr.start();
 
@@ -168,7 +167,7 @@ public class OperationHistoryDataManagerImplTest {
     }
 
     @Test
-    public void testStore_testStop() throws InterruptedException {
+    void testStore_testStop() throws InterruptedException {
         // store
         mgr.store(REQ_ID, event.getClosedLoopControlName(), event, MY_ENTITY, operation);
 
@@ -181,7 +180,7 @@ public class OperationHistoryDataManagerImplTest {
      * Tests stop() when the manager isn't running.
      */
     @Test
-    public void testStopNotRunning() {
+    void testStopNotRunning() {
         // use a manager that hasn't been started yet
         mgr = new PseudoThread();
         mgr.stop();
@@ -193,7 +192,7 @@ public class OperationHistoryDataManagerImplTest {
      * Tests store() when it is already stopped.
      */
     @Test
-    public void testStoreAlreadyStopped() throws InterruptedException {
+    void testStoreAlreadyStopped() throws InterruptedException {
         mgr.stop();
 
         // store
@@ -206,7 +205,7 @@ public class OperationHistoryDataManagerImplTest {
      * Tests store() when when the queue is full.
      */
     @Test
-    public void testStoreTooManyItems() throws InterruptedException {
+    void testStoreTooManyItems() throws InterruptedException {
         final int nextra = 5;
         for (int nitems = 0; nitems < MAX_QUEUE_LENGTH + nextra; ++nitems) {
             mgr.store(REQ_ID, event.getClosedLoopControlName(), event, MY_ENTITY, operation);
@@ -218,7 +217,7 @@ public class OperationHistoryDataManagerImplTest {
     }
 
     @Test
-    public void testRun() throws InterruptedException {
+    void testRun() throws InterruptedException {
 
         // trigger thread shutdown when it completes this batch
         when(emfSpy.createEntityManager()).thenAnswer(ans -> {
@@ -249,8 +248,8 @@ public class OperationHistoryDataManagerImplTest {
      * Tests run() when the entity manager throws an exception.
      */
     @Test
-    public void testRunException() throws InterruptedException {
-        AtomicInteger count = new AtomicInteger(0);
+    void testRunException() throws InterruptedException {
+        var count = new AtomicInteger(0);
 
         when(emfSpy.createEntityManager()).thenAnswer(ans -> {
             if (count.incrementAndGet() == 2) {
@@ -279,7 +278,7 @@ public class OperationHistoryDataManagerImplTest {
      * Tests storeRemainingRecords() when the entity manager throws an exception.
      */
     @Test
-    public void testStoreRemainingRecordsException() throws InterruptedException {
+    void testStoreRemainingRecordsException() throws InterruptedException {
         // arrange to throw an exception
         when(emfSpy.createEntityManager()).thenThrow(EXPECTED_EXCEPTION);
 
@@ -289,7 +288,7 @@ public class OperationHistoryDataManagerImplTest {
     }
 
     @Test
-    public void testStoreRecord() throws InterruptedException {
+    void testStoreRecord() throws InterruptedException {
         /*
          * Note: we change sub-request ID each time to guarantee that the records are
          * unique.
@@ -330,7 +329,7 @@ public class OperationHistoryDataManagerImplTest {
      * Tests storeRecord() when records are updated.
      */
     @Test
-    public void testStoreRecordUpdate() throws InterruptedException {
+    void testStoreRecordUpdate() throws InterruptedException {
         /*
          * Note: we do NOT change sub-request ID, so that records all refer to the same DB
          * record.
@@ -372,7 +371,7 @@ public class OperationHistoryDataManagerImplTest {
             return;
         }
 
-        Thread thread2 = new Thread(() -> {
+        var thread2 = new Thread(() -> {
             threadFunction.accept(emfSpy);
             finished.countDown();
         });
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ophistory/OperationHistoryDataManagerParamsTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ophistory/OperationHistoryDataManagerParamsTest.java
index 97f306528..f0159aaff 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ophistory/OperationHistoryDataManagerParamsTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ophistory/OperationHistoryDataManagerParamsTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,17 +22,16 @@
 package org.onap.policy.controlloop.ophistory;
 
 import static org.assertj.core.api.Assertions.assertThat;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import java.util.function.Consumer;
-import org.junit.Before;
-import org.junit.Test;
-import org.onap.policy.common.parameters.ValidationResult;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.controlloop.ophistory.OperationHistoryDataManagerParams.OperationHistoryDataManagerParamsBuilder;
 
-public class OperationHistoryDataManagerParamsTest {
+class OperationHistoryDataManagerParamsTest {
     private static final String CONTAINER = "my-container";
     private static final int BATCH_SIZE = 10;
     private static final int MAX_QUEUE_LENGTH = 20;
@@ -44,13 +44,13 @@ public class OperationHistoryDataManagerParamsTest {
 
     private OperationHistoryDataManagerParams params;
 
-    @Before
+    @BeforeEach
     public void setUp() {
         params = makeBuilder().build();
     }
 
     @Test
-    public void test() {
+    void test() {
         assertEquals(BATCH_SIZE, params.getBatchSize());
         assertEquals(MAX_QUEUE_LENGTH, params.getMaxQueueLength());
         assertEquals(MY_PASS, params.getPassword());
@@ -71,7 +71,7 @@ public class OperationHistoryDataManagerParamsTest {
     }
 
     @Test
-    public void testValidate() {
+    void testValidate() {
         assertTrue(params.validate(CONTAINER).isValid());
 
         testValidateField("url", "null", params2 -> params2.setUrl(null));
@@ -103,14 +103,14 @@ public class OperationHistoryDataManagerParamsTest {
                     Consumer<OperationHistoryDataManagerParams> makeInvalid) {
 
         // original params should be valid
-        ValidationResult result = params.validate(CONTAINER);
-        assertTrue(fieldName, result.isValid());
+        var result = params.validate(CONTAINER);
+        assertTrue(result.isValid());
 
         // make invalid params
-        OperationHistoryDataManagerParams params2 = makeBuilder().build();
+        var params2 = makeBuilder().build();
         makeInvalid.accept(params2);
         result = params2.validate(CONTAINER);
-        assertFalse(fieldName, result.isValid());
+        assertFalse(result.isValid());
         assertThat(result.getResult()).contains(CONTAINER).contains(fieldName).contains(expected);
     }
 
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ophistory/OperationHistoryDataManagerStubTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ophistory/OperationHistoryDataManagerStubTest.java
index 4774af427..d4a5cfdd1 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ophistory/OperationHistoryDataManagerStubTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/ophistory/OperationHistoryDataManagerStubTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,13 +23,13 @@ package org.onap.policy.controlloop.ophistory;
 
 import static org.assertj.core.api.Assertions.assertThatCode;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
-public class OperationHistoryDataManagerStubTest {
+class OperationHistoryDataManagerStubTest {
 
     @Test
-    public void test() {
-        OperationHistoryDataManagerStub mgr = new OperationHistoryDataManagerStub();
+    void test() {
+        var mgr = new OperationHistoryDataManagerStub();
 
         assertThatCode(() -> mgr.store(null, null, null, null, null)).doesNotThrowAnyException();
         assertThatCode(() -> mgr.stop()).doesNotThrowAnyException();
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/processor/ControlLoopProcessorTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/processor/ControlLoopProcessorTest.java
index 0ca98720c..0ccaf105e 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/processor/ControlLoopProcessorTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/processor/ControlLoopProcessorTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2017-2020 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,45 +22,42 @@
 package org.onap.policy.controlloop.processor;
 
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
 
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
-import java.io.InputStream;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang3.StringUtils;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.utils.coder.CoderException;
 import org.onap.policy.common.utils.coder.StandardCoder;
 import org.onap.policy.common.utils.resources.ResourceUtils;
 import org.onap.policy.controlloop.ControlLoopException;
-import org.onap.policy.controlloop.actorserviceprovider.OperationFinalResult;
 import org.onap.policy.controlloop.actorserviceprovider.OperationResult;
-import org.onap.policy.drools.domain.models.operational.Operation;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-public class ControlLoopProcessorTest {
+class ControlLoopProcessorTest {
     private static final Logger logger = LoggerFactory.getLogger(ControlLoopProcessorTest.class);
     private static final StandardCoder coder = new StandardCoder();
 
     @Test
-    public void testControlLoopProcessor() throws IOException, ControlLoopException {
-        String yamlString = Files.readString(new File("src/test/resources/test.yaml").toPath(), StandardCharsets.UTF_8);
+    void testControlLoopProcessor() throws IOException, ControlLoopException {
+        var yamlString = Files.readString(new File("src/test/resources/test.yaml").toPath(), StandardCharsets.UTF_8);
         this.testSuccess(yamlString);
         this.testFailure(yamlString);
     }
 
     private ToscaPolicy getPolicyFromResource(String resourcePath, String policyName) throws CoderException {
-        String policyJson = ResourceUtils.getResourceAsString(resourcePath);
-        ToscaServiceTemplate serviceTemplate = coder.decode(policyJson, ToscaServiceTemplate.class);
-        ToscaPolicy policy = serviceTemplate.getToscaTopologyTemplate().getPolicies().get(0).get(policyName);
+        var policyJson = ResourceUtils.getResourceAsString(resourcePath);
+        var serviceTemplate = coder.decode(policyJson, ToscaServiceTemplate.class);
+        var policy = serviceTemplate.getToscaTopologyTemplate().getPolicies().get(0).get(policyName);
         assertNotNull(policy);
 
         /*
@@ -78,7 +76,7 @@ public class ControlLoopProcessorTest {
     }
 
     @Test
-    public void testControlLoopFromToscaCompliant()
+    void testControlLoopFromToscaCompliant()
             throws CoderException, ControlLoopException {
         assertNotNull(
                 new ControlLoopProcessor(
@@ -101,28 +99,28 @@ public class ControlLoopProcessorTest {
     }
 
     @Test
-    public void testControlLoopFromToscaCompliantBad() throws CoderException {
-        ToscaPolicy toscaPolicy = getPolicyFromResource(
+    void testControlLoopFromToscaCompliantBad() throws CoderException {
+        var toscaPolicy = getPolicyFromResource(
                 "policies/vCPE.policy.operational.input.tosca.json", "operational.restart");
         toscaPolicy.setVersion(null);
         assertThatThrownBy(() -> new ControlLoopProcessor(toscaPolicy)).hasCauseInstanceOf(CoderException.class);
     }
 
     @Test
-    public void testControlLoopProcessorBadYaml() throws IOException {
-        InputStream is = new FileInputStream(new File("src/test/resources/string.yaml"));
-        String yamlString = IOUtils.toString(is, StandardCharsets.UTF_8);
+    void testControlLoopProcessorBadYaml() throws IOException {
+        var is = new FileInputStream(new File("src/test/resources/string.yaml"));
+        var yamlString = IOUtils.toString(is, StandardCharsets.UTF_8);
 
         assertThatThrownBy(() -> new ControlLoopProcessor(yamlString))
             .hasMessageEndingWith("Cannot decode yaml into ToscaServiceTemplate");
     }
 
     @Test
-    public void testControlLoopProcessorBadTriggerYaml() throws IOException, ControlLoopException {
-        String yamlString = Files.readString(new File("src/test/resources/badtriggerpolicy.yaml").toPath(),
+    void testControlLoopProcessorBadTriggerYaml() throws IOException, ControlLoopException {
+        var yamlString = Files.readString(new File("src/test/resources/badtriggerpolicy.yaml").toPath(),
                         StandardCharsets.UTF_8);
 
-        ControlLoopProcessor clProcessor = new ControlLoopProcessor(yamlString);
+        var clProcessor = new ControlLoopProcessor(yamlString);
         assertNull(clProcessor.getCurrentPolicy());
 
         assertThatThrownBy(() -> clProcessor.nextPolicyForResult(OperationResult.SUCCESS))
@@ -130,27 +128,27 @@ public class ControlLoopProcessorTest {
     }
 
     @Test
-    public void testControlLoopProcessorNoPolicyYaml() throws IOException, ControlLoopException {
-        InputStream is = new FileInputStream(new File("src/test/resources/nopolicy.yaml"));
-        String yamlString = IOUtils.toString(is, StandardCharsets.UTF_8);
+    void testControlLoopProcessorNoPolicyYaml() throws IOException, ControlLoopException {
+        var is = new FileInputStream(new File("src/test/resources/nopolicy.yaml"));
+        var yamlString = IOUtils.toString(is, StandardCharsets.UTF_8);
 
-        ControlLoopProcessor clProcessor = new ControlLoopProcessor(yamlString);
+        var clProcessor = new ControlLoopProcessor(yamlString);
         assertThatThrownBy(clProcessor::getCurrentPolicy)
             .hasMessage("There are no policies defined.");
     }
 
     @Test
-    public void testControlLoopProcessorNextPolicyForResult() throws IOException, ControlLoopException {
-        InputStream is = new FileInputStream(new File("src/test/resources/test.yaml"));
-        String yamlString = IOUtils.toString(is, StandardCharsets.UTF_8);
+    void testControlLoopProcessorNextPolicyForResult() throws IOException, ControlLoopException {
+        var is = new FileInputStream(new File("src/test/resources/test.yaml"));
+        var yamlString = IOUtils.toString(is, StandardCharsets.UTF_8);
 
-        for (OperationResult result : OperationResult.values()) {
+        for (var result : OperationResult.values()) {
             checkResult(yamlString, result);
         }
     }
 
     private void checkResult(String yamlString, OperationResult result) throws ControlLoopException {
-        ControlLoopProcessor clProcessor = new ControlLoopProcessor(yamlString);
+        var clProcessor = new ControlLoopProcessor(yamlString);
         clProcessor.getCurrentPolicy();
         clProcessor.nextPolicyForResult(result);
     }
@@ -162,15 +160,15 @@ public class ControlLoopProcessorTest {
      * @throws ControlLoopException if an error occurs
      */
     public void testSuccess(String yaml) throws ControlLoopException {
-        ControlLoopProcessor processor = new ControlLoopProcessor(yaml);
+        var processor = new ControlLoopProcessor(yaml);
         logger.debug("testSuccess: {}", processor.getCurrentPolicy());
         while (true) {
-            OperationFinalResult result = processor.checkIsCurrentPolicyFinal();
+            var result = processor.checkIsCurrentPolicyFinal();
             if (result != null) {
                 logger.debug("{}", result);
                 break;
             }
-            Operation policy = processor.getCurrentPolicy();
+            var policy = processor.getCurrentPolicy();
             assertNotNull(policy);
             logger.debug("current policy is: {}", policy.getId());
             processor.nextPolicyForResult(OperationResult.SUCCESS);
@@ -184,15 +182,15 @@ public class ControlLoopProcessorTest {
      * @throws ControlLoopException if an error occurs
      */
     public void testFailure(String yaml) throws ControlLoopException {
-        ControlLoopProcessor processor = new ControlLoopProcessor(yaml);
+        var processor = new ControlLoopProcessor(yaml);
         logger.debug("testFailure: {}", processor.getCurrentPolicy());
         while (true) {
-            OperationFinalResult result = processor.checkIsCurrentPolicyFinal();
+            var result = processor.checkIsCurrentPolicyFinal();
             if (result != null) {
                 logger.debug("{}", result);
                 break;
             }
-            Operation policy = processor.getCurrentPolicy();
+            var policy = processor.getCurrentPolicy();
             assertNotNull(policy);
             logger.debug("current policy is: {}", policy.getId());
             processor.nextPolicyForResult(OperationResult.FAILURE);
diff --git a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/utils/ControlLoopUtilsTest.java b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/utils/ControlLoopUtilsTest.java
index 9e29af511..55e980337 100644
--- a/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/utils/ControlLoopUtilsTest.java
+++ b/controlloop/common/eventmanager/src/test/java/org/onap/policy/controlloop/utils/ControlLoopUtilsTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,28 +21,28 @@
 
 package org.onap.policy.controlloop.utils;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertSame;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertSame;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.utils.coder.StandardCoder;
 import org.onap.policy.common.utils.resources.ResourceUtils;
 import org.onap.policy.controlloop.drl.legacy.ControlLoopParams;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
 
-public class ControlLoopUtilsTest {
+class ControlLoopUtilsTest {
 
     @Test
-    public void testToControlLoopParams() throws Exception {
-        String policyJson =
+    void testToControlLoopParams() throws Exception {
+        var policyJson =
             ResourceUtils.getResourceAsString("policies/vCPE.policy.operational.input.tosca.json");
-        ToscaServiceTemplate serviceTemplate = new StandardCoder().decode(policyJson, ToscaServiceTemplate.class);
-        ToscaPolicy toscaPolicy =
+        var serviceTemplate = new StandardCoder().decode(policyJson, ToscaServiceTemplate.class);
+        var toscaPolicy =
             serviceTemplate.getToscaTopologyTemplate().getPolicies().get(0).get("operational.restart");
 
-        ControlLoopParams params = ControlLoopUtils.toControlLoopParams(toscaPolicy);
+        var params = ControlLoopUtils.toControlLoopParams(toscaPolicy);
         assertEquals("ControlLoop-vCPE-48f0c2c3-a172-4192-9ae3-052274181b6e", params.getClosedLoopControlName());
         assertEquals(toscaPolicy.getName(), params.getPolicyName());
         assertEquals(toscaPolicy.getVersion(), params.getPolicyVersion());
diff --git a/controlloop/common/feature-controlloop-management/src/test/java/org/onap/policy/drools/apps/controlloop/feature/management/ControlLoopManagementFeatureTest.java b/controlloop/common/feature-controlloop-management/src/test/java/org/onap/policy/drools/apps/controlloop/feature/management/ControlLoopManagementFeatureTest.java
index 2a9abafb8..e6bd7c368 100644
--- a/controlloop/common/feature-controlloop-management/src/test/java/org/onap/policy/drools/apps/controlloop/feature/management/ControlLoopManagementFeatureTest.java
+++ b/controlloop/common/feature-controlloop-management/src/test/java/org/onap/policy/drools/apps/controlloop/feature/management/ControlLoopManagementFeatureTest.java
@@ -22,15 +22,15 @@
 package org.onap.policy.drools.apps.controlloop.feature.management;
 
 import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
 
 import java.util.Collections;
-import org.junit.After;
-import org.junit.Assert;
-import org.junit.BeforeClass;
-import org.junit.Test;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.drools.apps.controlloop.feature.management.ControlLoopManagementFeature.Factory;
 import org.onap.policy.drools.controller.DroolsController;
 import org.onap.policy.drools.system.PolicyController;
@@ -39,19 +39,19 @@ import org.springframework.test.util.ReflectionTestUtils;
 /**
  * Control Loop Management Feature Test.
  */
-public class ControlLoopManagementFeatureTest {
+class ControlLoopManagementFeatureTest {
     private static final String FACTORY_FIELD = "factory";
     private static final String SESSION_NAME = "my-session";
     private static final String CONTROLLER_NAME = "my-controller";
 
     private static Factory saveFactory;
 
-    @BeforeClass
+    @BeforeAll
     public static void setUpBeforeClass() {
         saveFactory = (Factory) ReflectionTestUtils.getField(ControlLoopManagementFeature.class, FACTORY_FIELD);
     }
 
-    @After
+    @AfterEach
     public void tearDown() {
         ReflectionTestUtils.setField(ControlLoopManagementFeature.class, FACTORY_FIELD, saveFactory);
     }
@@ -60,21 +60,21 @@ public class ControlLoopManagementFeatureTest {
      * Sequence Number Test.
      */
     @Test
-    public void getSequenceNumber() {
-        Assert.assertEquals(1000, new ControlLoopManagementFeature().getSequenceNumber());
+    void getSequenceNumber() {
+        assertEquals(1000, new ControlLoopManagementFeature().getSequenceNumber());
     }
 
     /**
      * Name Test.
      */
     @Test
-    public void getName() {
-        Assert.assertEquals("controlloop-management", new ControlLoopManagementFeature().getName());
+    void getName() {
+        assertEquals("controlloop-management", new ControlLoopManagementFeature().getName());
     }
 
     @Test
-    public void testControlLoops_InvalidArgs() {
-        Factory factory = mock(Factory.class);
+    void testControlLoops_InvalidArgs() {
+        var factory = mock(Factory.class);
         ReflectionTestUtils.setField(ControlLoopManagementFeature.class, FACTORY_FIELD, factory);
 
         // returns null controller
@@ -84,9 +84,9 @@ public class ControlLoopManagementFeatureTest {
             .withMessage("Invalid Controller Name");
 
         // non-matching session name
-        PolicyController ctlr = mock(PolicyController.class);
-        DroolsController drools = mock(DroolsController.class);
+        var drools = mock(DroolsController.class);
         when(drools.getSessionNames()).thenReturn(Collections.emptyList());
+        var ctlr = mock(PolicyController.class);
         when(ctlr.getDrools()).thenReturn(drools);
         when(factory.getController(any())).thenReturn(ctlr);
         assertThatIllegalArgumentException()
@@ -95,7 +95,7 @@ public class ControlLoopManagementFeatureTest {
     }
 
     @Test
-    public void testFactoryGetController() {
+    void testFactoryGetController() {
         // invoking controlLoops() will invoke the factory.getController() method
         assertThatIllegalArgumentException().isThrownBy(
             () -> ControlLoopManagementFeature.controlLoops("unknown-controller", SESSION_NAME));
diff --git a/controlloop/common/feature-controlloop-management/src/test/java/org/onap/policy/drools/server/restful/RestControlLoopManagerTest.java b/controlloop/common/feature-controlloop-management/src/test/java/org/onap/policy/drools/server/restful/RestControlLoopManagerTest.java
index 2fc248ca1..1b37c3eee 100644
--- a/controlloop/common/feature-controlloop-management/src/test/java/org/onap/policy/drools/server/restful/RestControlLoopManagerTest.java
+++ b/controlloop/common/feature-controlloop-management/src/test/java/org/onap/policy/drools/server/restful/RestControlLoopManagerTest.java
@@ -23,20 +23,18 @@ package org.onap.policy.drools.server.restful;
 
 import static org.awaitility.Awaitility.await;
 import static org.hamcrest.Matchers.equalTo;
-import static org.junit.Assert.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
 import jakarta.ws.rs.core.Response.Status;
 import java.io.IOException;
 import java.nio.file.Files;
-import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.Properties;
 import java.util.concurrent.Callable;
 import java.util.concurrent.TimeUnit;
-import org.junit.AfterClass;
-import org.junit.BeforeClass;
-import org.junit.Test;
-import org.kie.api.builder.ReleaseId;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.endpoints.http.client.HttpClientFactoryInstance;
 import org.onap.policy.common.utils.coder.CoderException;
 import org.onap.policy.common.utils.logging.LoggerUtils;
@@ -52,7 +50,7 @@ import org.onap.policy.simulators.Util;
 /**
  * Test RestControlLoopManager.
  */
-public class RestControlLoopManagerTest {
+class RestControlLoopManagerTest {
 
     private static final String KSESSION = "op";
     private static final String KMODULE_DRL_PATH = "src/test/resources/op.drl";
@@ -92,7 +90,7 @@ public class RestControlLoopManagerTest {
      *
      * @throws Exception if failure to complete the set up.
      */
-    @BeforeClass
+    @BeforeAll
     public static void setUp() throws Exception {
         System.setProperty("kie.maven.settings.custom", "src/test/resources/settings.xml");
         LoggerUtils.setLevel(LoggerUtils.ROOT_LOGGER, "WARN");
@@ -101,11 +99,11 @@ public class RestControlLoopManagerTest {
         PolicyEngineConstants.getManager()
             .configure(PolicyEngineConstants.getManager().defaultTelemetryConfig());
 
-        ReleaseId releaseId = KieUtils.installArtifact(Paths.get(KMODULE_PATH).toFile(),
+        var releaseId = KieUtils.installArtifact(Paths.get(KMODULE_PATH).toFile(),
             Paths.get(KMODULE_POM_PATH).toFile(), KJAR_DRL_PATH,
             Paths.get(KMODULE_DRL_PATH).toFile());
 
-        Properties controllerProperties = new Properties();
+        var controllerProperties = new Properties();
         controllerProperties.put(DroolsPropertyConstants.RULES_GROUPID, releaseId.getGroupId());
         controllerProperties.put(DroolsPropertyConstants.RULES_ARTIFACTID,
             releaseId.getArtifactId());
@@ -134,7 +132,7 @@ public class RestControlLoopManagerTest {
     /**
      * test tear down.
      */
-    @AfterClass
+    @AfterAll
     public static void tearDown() {
         PolicyControllerConstants.getFactory().get(CONTROLLER).stop();
         await().atMost(1, TimeUnit.MINUTES).until(isContainerAlive(), equalTo(Boolean.FALSE));
@@ -142,7 +140,7 @@ public class RestControlLoopManagerTest {
         PolicyEngineConstants.getManager().removePolicyController(CONTROLLER);
         PolicyEngineConstants.getManager().stop();
 
-        final Path controllerPath =
+        final var controllerPath =
             Paths.get(SystemPersistenceConstants.getManager().getConfigurationPath().toString(),
                 CONTROLLER_FILE);
         try {
@@ -151,7 +149,7 @@ public class RestControlLoopManagerTest {
             /* to satisfy checkstyle */
         }
 
-        Path controllerBakPath =
+        var controllerBakPath =
             Paths.get(SystemPersistenceConstants.getManager().getConfigurationPath().toString(),
                 CONTROLLER_FILE_BAK);
 
@@ -166,7 +164,7 @@ public class RestControlLoopManagerTest {
      * Test Operational Policies.
      */
     @Test
-    public void testOperationalPolicy() throws IOException {
+    void testOperationalPolicy() throws IOException {
         assertEquals(Status.OK.getStatusCode(), HttpClientFactoryInstance.getClientFactory()
             .get(CONTROLLER).get(URL_CONTEXT_PATH_CONTROLLOOPS).getStatus());
 
@@ -181,7 +179,7 @@ public class RestControlLoopManagerTest {
      * Test AAI Custom Query.
      */
     @Test
-    public void testAaiCq() throws CoderException {
+    void testAaiCq() throws CoderException {
         assertEquals(Status.OK.getStatusCode(), HttpClientFactoryInstance.getClientFactory()
             .get(CONTROLLER).get(URL_CONTEXT_PATH_TOOLS_AAI_CQ + "dummy").getStatus());
     }
diff --git a/controlloop/common/feature-controlloop-trans/src/test/java/org/onap/policy/drools/apps/controlloop/feature/trans/ControlLoopMetricsFeatureTest.java b/controlloop/common/feature-controlloop-trans/src/test/java/org/onap/policy/drools/apps/controlloop/feature/trans/ControlLoopMetricsFeatureTest.java
index ba39b2799..77ce83b83 100644
--- a/controlloop/common/feature-controlloop-trans/src/test/java/org/onap/policy/drools/apps/controlloop/feature/trans/ControlLoopMetricsFeatureTest.java
+++ b/controlloop/common/feature-controlloop-trans/src/test/java/org/onap/policy/drools/apps/controlloop/feature/trans/ControlLoopMetricsFeatureTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2018-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,20 +22,20 @@
 package org.onap.policy.drools.apps.controlloop.feature.trans;
 
 import static org.awaitility.Awaitility.await;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import java.nio.file.Path;
 import java.util.UUID;
 import java.util.concurrent.TimeUnit;
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.BeforeClass;
-import org.junit.Test;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
 import org.onap.policy.common.utils.resources.ResourceUtils;
 import org.onap.policy.controlloop.ControlLoopNotificationType;
@@ -47,7 +48,7 @@ import org.onap.policy.drools.system.PolicyEngineConstants;
 /**
  * ControlLoopMetrics Tests.
  */
-public class ControlLoopMetricsFeatureTest {
+class ControlLoopMetricsFeatureTest {
 
     private static final String POLICY_CL_MGT = "POLICY-CL-MGT";
     private static final Path configPath = SystemPersistenceConstants.getManager().getConfigurationPath();
@@ -66,39 +67,39 @@ public class ControlLoopMetricsFeatureTest {
     /**
      * Setup method.
      */
-    @BeforeClass
+    @BeforeAll
     public static void setUp() {
         SystemPersistenceConstants.getManager().setConfigurationDir("src/test/resources");
         testController = PolicyEngineConstants.getManager().createPolicyController("metrics",
                 SystemPersistenceConstants.getManager().getControllerProperties("metrics"));
     }
 
-    @AfterClass
+    @AfterAll
     public static void tearDown() {
         SystemPersistenceConstants.getManager().setConfigurationDir(configPath.toString());
         resetStats();
     }
 
-    @Before
+    @BeforeEach
     public void beforeTest() {
         resetStats();
     }
 
     @Test
-    public void testCacheDefaults() {
+    void testCacheDefaults() {
         assertEquals(3, ControlLoopMetricsManager.getManager().getCacheSize());
         assertEquals(2, ControlLoopMetricsManager.getManager().getTransactionTimeout());
         assertEquals(0, ControlLoopMetricsManager.getManager().getCacheOccupancy());
     }
 
     @Test
-    public void testInvalidNotifications() {
-        ControlLoopMetricsFeature feature = new ControlLoopMetricsFeature();
-        VirtualControlLoopNotification notification = new VirtualControlLoopNotification();
+    void testInvalidNotifications() {
+        var feature = new ControlLoopMetricsFeature();
+        var notification = new VirtualControlLoopNotification();
         feature.beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT, notification);
         this.testCacheDefaults();
 
-        UUID requestId = UUID.randomUUID();
+        var requestId = UUID.randomUUID();
         notification.setRequestId(requestId);
 
         feature.beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT, notification);
@@ -107,10 +108,10 @@ public class ControlLoopMetricsFeatureTest {
     }
 
     @Test
-    public void testValidActiveNotification() {
-        ControlLoopMetricsFeature feature = new ControlLoopMetricsFeature();
-        VirtualControlLoopNotification notification = new VirtualControlLoopNotification();
-        UUID requestId = UUID.randomUUID();
+    void testValidActiveNotification() {
+        var feature = new ControlLoopMetricsFeature();
+        var notification = new VirtualControlLoopNotification();
+        var requestId = UUID.randomUUID();
         notification.setRequestId(requestId);
         notification.setNotification(ControlLoopNotificationType.ACTIVE);
 
@@ -129,8 +130,8 @@ public class ControlLoopMetricsFeatureTest {
     }
 
     @Test
-    public void testReset() {
-        VirtualControlLoopNotification notification = this.generateNotification();
+    void testReset() {
+        var notification = this.generateNotification();
         new ControlLoopMetricsFeature().beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT,
                 notification);
 
@@ -143,8 +144,8 @@ public class ControlLoopMetricsFeatureTest {
     }
 
     @Test
-    public void testRemoveTransaction() {
-        VirtualControlLoopNotification notification = this.generateNotification();
+    void testRemoveTransaction() {
+        var notification = this.generateNotification();
         assertNull(ControlLoopMetricsManager.getManager().getTransaction(notification.getRequestId()));
         ControlLoopMetricsManager.getManager().removeTransaction(notification.getRequestId());
 
@@ -155,10 +156,10 @@ public class ControlLoopMetricsFeatureTest {
     }
 
     @Test
-    public void testEviction() {
-        ControlLoopMetricsFeature feature = new ControlLoopMetricsFeature();
+    void testEviction() {
+        var feature = new ControlLoopMetricsFeature();
         for (int i = 0; i < ControlLoopMetricsManager.getManager().getCacheSize(); i++) {
-            VirtualControlLoopNotification notification = generateNotification();
+            var notification = generateNotification();
             feature.beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT, notification);
             assertNotNull(ControlLoopMetricsManager.getManager().getTransaction(notification.getRequestId()));
         }
@@ -166,7 +167,7 @@ public class ControlLoopMetricsFeatureTest {
         assertEquals(ControlLoopMetricsManager.getManager().getCacheOccupancy(),
                         ControlLoopMetricsManager.getManager().getCacheOccupancy());
 
-        VirtualControlLoopNotification overflowNotification = generateNotification();
+        var overflowNotification = generateNotification();
         feature.beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT, overflowNotification);
         assertEquals(ControlLoopMetricsManager.getManager().getCacheOccupancy(),
                         ControlLoopMetricsManager.getManager().getCacheOccupancy());
@@ -194,57 +195,57 @@ public class ControlLoopMetricsFeatureTest {
     }
 
     private VirtualControlLoopNotification generateNotification() {
-        VirtualControlLoopNotification notification = new VirtualControlLoopNotification();
-        UUID requestId = UUID.randomUUID();
+        var notification = new VirtualControlLoopNotification();
+        var requestId = UUID.randomUUID();
         notification.setRequestId(requestId);
         notification.setNotification(ControlLoopNotificationType.ACTIVE);
         return notification;
     }
 
     @Test
-    public void getSequenceNumber() {
-        ControlLoopMetricsFeature feature = new ControlLoopMetricsFeature();
+    void getSequenceNumber() {
+        var feature = new ControlLoopMetricsFeature();
         assertEquals(ControlLoopMetricsFeature.FEATURE_SEQUENCE_PRIORITY, feature.getSequenceNumber());
     }
 
     @Test
-    public void testSuccessControlLoop() {
-        ControlLoopMetricsFeature feature = new ControlLoopMetricsFeature();
+    void testSuccessControlLoop() {
+        var feature = new ControlLoopMetricsFeature();
 
-        String activeNotification = ResourceUtils.getResourceAsString("policy-cl-mgt-active.json");
-        VirtualControlLoopNotification active =
+        var activeNotification = ResourceUtils.getResourceAsString("policy-cl-mgt-active.json");
+        var active =
                 Serialization.gsonPretty.fromJson(activeNotification, VirtualControlLoopNotification.class);
         feature.beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT, active);
         assertEquals(1, ControlLoopMetricsManager.getManager().getTransactionIds().size());
 
-        String opStartNotification = ResourceUtils.getResourceAsString("policy-cl-mgt-operation.json");
-        VirtualControlLoopNotification opStart =
+        var opStartNotification = ResourceUtils.getResourceAsString("policy-cl-mgt-operation.json");
+        var opStart =
                 Serialization.gsonPretty.fromJson(opStartNotification, VirtualControlLoopNotification.class);
         feature.beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT, opStart);
         assertEquals(1, ControlLoopMetricsManager.getManager().getTransactionIds().size());
 
-        String permitNotification = ResourceUtils.getResourceAsString("policy-cl-mgt-permit.json");
-        VirtualControlLoopNotification permit =
+        var permitNotification = ResourceUtils.getResourceAsString("policy-cl-mgt-permit.json");
+        var permit =
                 Serialization.gsonPretty.fromJson(permitNotification, VirtualControlLoopNotification.class);
         feature.beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT, permit);
         assertEquals(1, ControlLoopMetricsManager.getManager().getTransactionIds().size());
 
-        String restartNotification = ResourceUtils.getResourceAsString("policy-cl-mgt-restart.json");
-        VirtualControlLoopNotification restart =
+        var restartNotification = ResourceUtils.getResourceAsString("policy-cl-mgt-restart.json");
+        var restart =
                 Serialization.gsonPretty.fromJson(restartNotification, VirtualControlLoopNotification.class);
         feature.beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT, restart);
         assertEquals(1, ControlLoopMetricsManager.getManager().getTransactionIds().size());
 
-        String restartSuccessNotification =
+        var restartSuccessNotification =
                 ResourceUtils.getResourceAsString("policy-cl-mgt-restart-success.json");
-        VirtualControlLoopNotification restartSuccess =
+        var restartSuccess =
                 Serialization.gsonPretty.fromJson(restartSuccessNotification, VirtualControlLoopNotification.class);
         feature.beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT, restartSuccess);
         assertEquals(1, ControlLoopMetricsManager.getManager().getTransactionIds().size());
 
-        String finalSuccessNotification =
+        var finalSuccessNotification =
                 ResourceUtils.getResourceAsString("policy-cl-mgt-final-success.json");
-        VirtualControlLoopNotification finalSuccess =
+        var finalSuccess =
                 Serialization.gsonPretty.fromJson(finalSuccessNotification, VirtualControlLoopNotification.class);
         feature.beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT, finalSuccess);
         assertEquals(0, ControlLoopMetricsManager.getManager().getTransactionIds().size());
@@ -264,20 +265,20 @@ public class ControlLoopMetricsFeatureTest {
     }
 
     @Test
-    public void testUntrackedNotifications() throws InterruptedException {
-        ControlLoopMetricsFeature feature = new ControlLoopMetricsFeature();
+    void testUntrackedNotifications() throws InterruptedException {
+        var feature = new ControlLoopMetricsFeature();
 
-        String finalSuccessNotification =
+        var finalSuccessNotification =
                 ResourceUtils.getResourceAsString("policy-cl-mgt-final-success.json");
-        VirtualControlLoopNotification finalSuccess =
+        var finalSuccess =
                 Serialization.gsonPretty.fromJson(finalSuccessNotification, VirtualControlLoopNotification.class);
         finalSuccess.setRequestId(UUID.randomUUID());
         feature.beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT, finalSuccess);
         assertEquals(0, ControlLoopMetricsManager.getManager().getTransactionIds().size());
 
-        String opStartNotification =
+        var opStartNotification =
                 ResourceUtils.getResourceAsString("policy-cl-mgt-operation.json");
-        VirtualControlLoopNotification opStart =
+        var opStart =
                 Serialization.gsonPretty.fromJson(opStartNotification, VirtualControlLoopNotification.class);
         feature.beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT, opStart);
         assertEquals(1, ControlLoopMetricsManager.getManager().getTransactionIds().size());
@@ -285,5 +286,4 @@ public class ControlLoopMetricsFeatureTest {
         Thread.sleep((ControlLoopMetricsManager.getManager().getTransactionTimeout() + 1) * 1000L);  // NOSONAR
         assertEquals(0, ControlLoopMetricsManager.getManager().getTransactionIds().size());
     }
-
 }
diff --git a/controlloop/common/feature-controlloop-trans/src/test/java/org/onap/policy/drools/server/restful/RestTransactionTrackerTest.java b/controlloop/common/feature-controlloop-trans/src/test/java/org/onap/policy/drools/server/restful/RestTransactionTrackerTest.java
index 7fed8f312..39adb8120 100644
--- a/controlloop/common/feature-controlloop-trans/src/test/java/org/onap/policy/drools/server/restful/RestTransactionTrackerTest.java
+++ b/controlloop/common/feature-controlloop-trans/src/test/java/org/onap/policy/drools/server/restful/RestTransactionTrackerTest.java
@@ -21,24 +21,23 @@
 
 package org.onap.policy.drools.server.restful;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import jakarta.ws.rs.client.Entity;
 import jakarta.ws.rs.core.Response;
 import java.util.Collections;
 import java.util.List;
 import org.jetbrains.annotations.NotNull;
-import org.junit.AfterClass;
-import org.junit.BeforeClass;
-import org.junit.Test;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.endpoints.event.comm.Topic;
 import org.onap.policy.common.endpoints.event.comm.bus.internal.BusTopicParams;
 import org.onap.policy.common.endpoints.http.client.HttpClient;
 import org.onap.policy.common.endpoints.http.client.HttpClientFactoryInstance;
-import org.onap.policy.common.endpoints.http.server.HttpServletServer;
 import org.onap.policy.common.endpoints.http.server.HttpServletServerFactoryInstance;
 import org.onap.policy.common.utils.network.NetworkUtil;
 import org.onap.policy.common.utils.resources.ResourceUtils;
@@ -50,12 +49,12 @@ import org.onap.policy.drools.persistence.SystemPersistenceConstants;
 import org.onap.policy.drools.system.PolicyController;
 import org.onap.policy.drools.system.PolicyEngineConstants;
 
-public class RestTransactionTrackerTest {
+class RestTransactionTrackerTest {
 
     private static PolicyController testController;
     private static HttpClient client;
 
-    @BeforeClass
+    @BeforeAll
     public static void testBeforeClass() throws Exception {
         SystemPersistenceConstants.getManager().setConfigurationDir("target/test-classes");
 
@@ -71,7 +70,7 @@ public class RestTransactionTrackerTest {
                         .managed(true)
                         .build());
 
-        HttpServletServer server =
+        var server =
                 HttpServletServerFactoryInstance
                         .getServerFactory()
                         .build("trans", "localhost", 8769, "/", true, true);
@@ -85,7 +84,7 @@ public class RestTransactionTrackerTest {
         client = HttpClientFactoryInstance.getClientFactory().get("trans");
     }
 
-    @AfterClass
+    @AfterAll
     public static void testAfterClass() {
         HttpClientFactoryInstance.getClientFactory().destroy();
         HttpServletServerFactoryInstance.getServerFactory().destroy();
@@ -94,7 +93,7 @@ public class RestTransactionTrackerTest {
     }
 
     @Test
-    public void testConfiguration() {
+    void testConfiguration() {
         equals(get("cacheSize", Response.Status.OK.getStatusCode()), Integer.class, 3);
         equals(get("timeout", Response.Status.OK.getStatusCode()), Integer.class, 2);
 
@@ -112,7 +111,7 @@ public class RestTransactionTrackerTest {
     }
 
     @Test
-    public void testTransactions() {
+    void testTransactions() {
         equals(get("/inprogress", Response.Status.OK.getStatusCode()), List.class, Collections.emptyList());
 
         ControlLoopMetricsFeature feature = new ControlLoopMetricsFeature();
@@ -121,8 +120,8 @@ public class RestTransactionTrackerTest {
                 List.class).isEmpty());
         get("/inprogress/664be3d2-6c12-4f4b-a3e7-c349acced200", Response.Status.NOT_FOUND.getStatusCode());
 
-        String activeNotification = ResourceUtils.getResourceAsString("policy-cl-mgt-active.json");
-        VirtualControlLoopNotification active =
+        var activeNotification = ResourceUtils.getResourceAsString("policy-cl-mgt-active.json");
+        var active =
                 Serialization.gsonPretty.fromJson(activeNotification, VirtualControlLoopNotification.class);
         feature.beforeDeliver(testController, Topic.CommInfrastructure.DMAAP, "POLICY-CL-MGT", active);
         assertEquals(1, ControlLoopMetricsManager.getManager().getTransactionIds().size());
@@ -134,12 +133,12 @@ public class RestTransactionTrackerTest {
     }
 
     private Response get(String contextPath, int statusCode) {
-        Response response = client.get(contextPath);
+        var response = client.get(contextPath);
         return checkResponse(statusCode, response);
     }
 
     private Response put(String contextPath, String body, int statusCode) {
-        Response response = client.put(contextPath, Entity.json(body), Collections.emptyMap());
+        var response = client.put(contextPath, Entity.json(body), Collections.emptyMap());
         return checkResponse(statusCode, response);
     }
 
diff --git a/controlloop/common/feature-controlloop-usecases/src/test/java/org/onap/policy/drools/apps/controlloop/feature/usecases/UsecasesFeatureTest.java b/controlloop/common/feature-controlloop-usecases/src/test/java/org/onap/policy/drools/apps/controlloop/feature/usecases/UsecasesFeatureTest.java
index ed1bba23d..8844dec0a 100644
--- a/controlloop/common/feature-controlloop-usecases/src/test/java/org/onap/policy/drools/apps/controlloop/feature/usecases/UsecasesFeatureTest.java
+++ b/controlloop/common/feature-controlloop-usecases/src/test/java/org/onap/policy/drools/apps/controlloop/feature/usecases/UsecasesFeatureTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,12 +21,14 @@
 
 package org.onap.policy.drools.apps.controlloop.feature.usecases;
 
-import static org.junit.Assert.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
-public class UsecasesFeatureTest {
+import org.junit.jupiter.api.Test;
 
-    @org.junit.Test
-    public void getSequenceNumber() {
+class UsecasesFeatureTest {
+
+    @Test
+    void getSequenceNumber() {
         assertEquals(UsecasesFeature.SEQNO, new UsecasesFeature().getSequenceNumber());
     }
 }
diff --git a/controlloop/common/feature-controlloop-utils/src/test/java/org/onap/policy/drools/apps/controlloop/feature/utils/ControlLoopUtilsFeatureTest.java b/controlloop/common/feature-controlloop-utils/src/test/java/org/onap/policy/drools/apps/controlloop/feature/utils/ControlLoopUtilsFeatureTest.java
index 069b370b6..5d1c52ca0 100644
--- a/controlloop/common/feature-controlloop-utils/src/test/java/org/onap/policy/drools/apps/controlloop/feature/utils/ControlLoopUtilsFeatureTest.java
+++ b/controlloop/common/feature-controlloop-utils/src/test/java/org/onap/policy/drools/apps/controlloop/feature/utils/ControlLoopUtilsFeatureTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2017-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,9 +21,9 @@
 
 package org.onap.policy.drools.apps.controlloop.feature.utils;
 
-import static org.junit.Assert.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.endpoints.http.server.HttpServletServerFactoryInstance;
 import org.onap.policy.common.utils.logging.LoggerUtils;
 import org.onap.policy.drools.system.PolicyEngineConstants;
@@ -31,13 +32,13 @@ import org.onap.policy.simulators.Util;
 /**
  * ControlLoopUtilsFeature JUnit Tests.
  */
-public class ControlLoopUtilsFeatureTest {
+class ControlLoopUtilsFeatureTest {
 
     @Test
-    public void testSimulate() {
+    void testSimulate() {
         LoggerUtils.setLevel("ROOT", "INFO");
         LoggerUtils.setLevel("org.eclipse.jetty", "WARN");
-        final ControlLoopUtilsFeature feature = new ControlLoopUtilsFeature();
+        final var feature = new ControlLoopUtilsFeature();
         feature.afterStart(PolicyEngineConstants.getManager());
         assertNotNull(HttpServletServerFactoryInstance.getServerFactory().get(Util.AAISIM_SERVER_PORT));
         assertNotNull(HttpServletServerFactoryInstance.getServerFactory().get(Util.SOSIM_SERVER_PORT));
diff --git a/controlloop/common/rules-test/pom.xml b/controlloop/common/rules-test/pom.xml
index 913d8fd8a..958b4b8ff 100644
--- a/controlloop/common/rules-test/pom.xml
+++ b/controlloop/common/rules-test/pom.xml
@@ -58,8 +58,9 @@
             <scope>provided</scope>
         </dependency>
         <dependency>
-            <groupId>junit</groupId>
-            <artifactId>junit</artifactId>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-junit-jupiter</artifactId>
+            <version>5.5.0</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
diff --git a/controlloop/common/rules-test/src/main/java/org/onap/policy/controlloop/common/rules/test/BaseTest.java b/controlloop/common/rules-test/src/main/java/org/onap/policy/controlloop/common/rules/test/BaseTest.java
index 771df1b63..c2e10dff6 100644
--- a/controlloop/common/rules-test/src/main/java/org/onap/policy/controlloop/common/rules/test/BaseTest.java
+++ b/controlloop/common/rules-test/src/main/java/org/onap/policy/controlloop/common/rules/test/BaseTest.java
@@ -21,7 +21,7 @@
 
 package org.onap.policy.controlloop.common.rules.test;
 
-import static org.junit.Assert.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
 import java.util.Collections;
 import java.util.List;
@@ -36,7 +36,7 @@ import lombok.Getter;
 import lombok.Setter;
 import org.apache.commons.collections.MapUtils;
 import org.awaitility.Awaitility;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.appc.Request;
 import org.onap.policy.appclcm.AppcLcmDmaapWrapper;
 import org.onap.policy.common.utils.coder.Coder;
diff --git a/controlloop/common/rules-test/src/main/java/org/onap/policy/controlloop/common/rules/test/NamedRunner.java b/controlloop/common/rules-test/src/main/java/org/onap/policy/controlloop/common/rules/test/NamedRunner.java
index 5642f35fd..4a974878e 100644
--- a/controlloop/common/rules-test/src/main/java/org/onap/policy/controlloop/common/rules/test/NamedRunner.java
+++ b/controlloop/common/rules-test/src/main/java/org/onap/policy/controlloop/common/rules/test/NamedRunner.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,36 +21,29 @@
 
 package org.onap.policy.controlloop.common.rules.test;
 
-import org.junit.Ignore;
-import org.junit.runner.notification.RunNotifier;
-import org.junit.runners.BlockJUnit4ClassRunner;
-import org.junit.runners.model.FrameworkMethod;
-import org.junit.runners.model.InitializationError;
+import org.junit.jupiter.api.extension.ConditionEvaluationResult;
+import org.junit.jupiter.api.extension.ExecutionCondition;
+import org.junit.jupiter.api.extension.ExtensionContext;
 
 /**
  * Runs tests listed via the {@link TestNames} annotation.
  */
-public class NamedRunner extends BlockJUnit4ClassRunner {
-
-    /**
-     * Constructs the object.
-     */
-    public NamedRunner(Class<?> testClass) throws InitializationError {
-        super(testClass);
-    }
+public class NamedRunner implements ExecutionCondition {
 
     @Override
-    protected void runChild(final FrameworkMethod method, RunNotifier notifier) {
-        var description = describeChild(method);
-
-        if (method.getAnnotation(Ignore.class) != null) {
-            notifier.fireTestIgnored(description);
-
-        } else if (!isNamed(description.getTestClass(), method.getName())) {
-            notifier.fireTestIgnored(description);
-
+    public ConditionEvaluationResult evaluateExecutionCondition(ExtensionContext extensionContext) {
+        var testClass = extensionContext.getTestClass();
+        if (testClass.isEmpty()) {
+            return ConditionEvaluationResult.enabled("Empty");
+        }
+        var method = extensionContext.getDisplayName().replace("()", "");
+        if (testClass.get().getSimpleName().equals(method)) {
+            return ConditionEvaluationResult.enabled("Class");
+        }
+        if (isNamed(testClass.get(), method)) {
+            return ConditionEvaluationResult.enabled("OK");
         } else {
-            runLeaf(methodBlock(method), description, notifier);
+            return ConditionEvaluationResult.disabled("Disabled");
         }
     }
 
@@ -61,7 +55,7 @@ public class NamedRunner extends BlockJUnit4ClassRunner {
      * @return {@code true} if the test is in the list, {@code false} otherwise
      */
     private boolean isNamed(Class<?> testClass, String testName) {
-        TestNames annot = testClass.getAnnotation(TestNames.class);
+        var annot = testClass.getAnnotation(TestNames.class);
         if (annot == null) {
             // no annotation - everything passes
             return true;
diff --git a/controlloop/common/rules-test/src/main/java/org/onap/policy/controlloop/common/rules/test/Rules.java b/controlloop/common/rules-test/src/main/java/org/onap/policy/controlloop/common/rules/test/Rules.java
index 111f00800..8272205d2 100644
--- a/controlloop/common/rules-test/src/main/java/org/onap/policy/controlloop/common/rules/test/Rules.java
+++ b/controlloop/common/rules-test/src/main/java/org/onap/policy/controlloop/common/rules/test/Rules.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2022 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,9 +22,9 @@
 package org.onap.policy.controlloop.common.rules.test;
 
 import static org.awaitility.Awaitility.await;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import java.io.File;
 import java.io.FileNotFoundException;
diff --git a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/BaseTestTest.java b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/BaseTestTest.java
index 0c8c6fb1c..cc2bda03e 100644
--- a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/BaseTestTest.java
+++ b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/BaseTestTest.java
@@ -21,11 +21,12 @@
 
 package org.onap.policy.controlloop.common.rules.test;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
@@ -37,14 +38,11 @@ import java.util.Queue;
 import java.util.concurrent.atomic.AtomicLong;
 import java.util.function.Predicate;
 import java.util.function.Supplier;
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.BeforeClass;
-import org.junit.Ignore;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Disabled;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.appc.CommonHeader;
 import org.onap.policy.appc.Request;
 import org.onap.policy.appclcm.AppcLcmBody;
@@ -64,8 +62,7 @@ import org.onap.policy.sdnr.PciMessage;
 import org.onap.policy.sdnr.PciRequest;
 import org.springframework.test.util.ReflectionTestUtils;
 
-@RunWith(MockitoJUnitRunner.class)
-public class BaseTestTest {
+class BaseTestTest {
     private static final String POLICY_NAME = "my-policy-name";
 
     // saved values
@@ -81,33 +78,22 @@ public class BaseTestTest {
     private int permitCount;
     private int finalCount;
 
-    @Mock
-    private HttpClients httpClients;
-    @Mock
-    private Simulators simulators;
-    @Mock
-    private Topics topics;
-    @Mock
-    private Listener<VirtualControlLoopNotification> policyClMgt;
-    @Mock
-    private Listener<Request> appcClSink;
-    @Mock
-    private Listener<AppcLcmDmaapWrapper> appcLcmRead;
-    @Mock
-    private Listener<PciMessage> sdnrClSink;
-    @Mock
-    private DroolsController drools;
-    @Mock
-    private ToscaPolicy policy;
-    @Mock
-    private ToscaConceptIdentifier policyIdent;
-
+    private final HttpClients httpClients = mock(HttpClients.class);
+    private final Simulators simulators = mock(Simulators.class);
+    private final Topics topics = mock(Topics.class);
+    private final Listener<VirtualControlLoopNotification> policyClMgt = mock();
+    private final Listener<Request> appcClSink = mock();
+    private final Listener<AppcLcmDmaapWrapper> appcLcmRead = mock();
+    private final Listener<PciMessage> sdnrClSink = mock();
+    private final DroolsController drools = mock(DroolsController.class);
+    private final ToscaPolicy policy = mock(ToscaPolicy.class);
+    private final ToscaConceptIdentifier policyIdent = mock(ToscaConceptIdentifier.class);
 
     /**
      * Saves static values from the class.
      */
     @SuppressWarnings("unchecked")
-    @BeforeClass
+    @BeforeAll
     public static void setUpBeforeClass() {
         httpClientMaker = (Supplier<HttpClients>) ReflectionTestUtils.getField(BaseTest.class, "httpClientMaker");
         simMaker = (Supplier<Simulators>) ReflectionTestUtils.getField(BaseTest.class, "simMaker");
@@ -117,7 +103,7 @@ public class BaseTestTest {
     /**
      * Restores static values.
      */
-    @AfterClass
+    @AfterAll
     public static void tearDownAfterClass() {
         ReflectionTestUtils.setField(BaseTest.class, "httpClientMaker", httpClientMaker);
         ReflectionTestUtils.setField(BaseTest.class, "simMaker", simMaker);
@@ -127,7 +113,7 @@ public class BaseTestTest {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         when(topics.createListener(eq(BaseTest.POLICY_CL_MGT_TOPIC), eq(VirtualControlLoopNotification.class),
                         any(StandardCoder.class))).thenReturn(policyClMgt);
@@ -189,31 +175,31 @@ public class BaseTestTest {
     }
 
     @Test
-    public void testInitStatics() {
+    void testInitStatics() {
         assertSame(httpClients, BaseTest.httpClients);
         assertSame(simulators, BaseTest.simulators);
     }
 
     @Test
-    public void testFinishStatics() {
+    void testFinishStatics() {
         BaseTest.finishStatics();
         verify(httpClients).destroy();
         verify(simulators).destroy();
     }
 
     @Test
-    public void testInit() {
+    void testInit() {
         assertSame(topics, BaseTest.getTopics());
     }
 
     @Test
-    public void testFinish() {
+    void testFinish() {
         base.finish();
         verify(topics).destroy();
     }
 
     @Test
-    public void testTestService123Compliant() {
+    void testTestService123Compliant() {
         enqueueAppcLcm("restart", "restart", "restart", "restart", "rebuild", "migrate");
         enqueueClMgt(ControlLoopNotificationType.OPERATION_SUCCESS);
         enqueueClMgt(ControlLoopNotificationType.FINAL_SUCCESS);
@@ -234,9 +220,9 @@ public class BaseTestTest {
     }
 
     @Test
-    public void testTestDuplicatesEvents() {
+    void testTestDuplicatesEvents() {
         // the test expects the count to be incremented by 2 between calls
-        AtomicLong count = new AtomicLong(5);
+        var count = new AtomicLong(5);
         base = spy(base);
         when(base.getCreateCount()).thenAnswer(args -> count.getAndAdd(2));
 
@@ -264,12 +250,12 @@ public class BaseTestTest {
     }
 
     @Test
-    public void testTestVcpeSunnyDayCompliant() {
+    void testTestVcpeSunnyDayCompliant() {
         checkAppcLcmPolicy("restart", base::testVcpeSunnyDayCompliant);
     }
 
     @Test
-    public void testTestVcpeOnsetFloodPrevention() {
+    void testTestVcpeOnsetFloodPrevention() {
         enqueueAppcLcm("restart");
         enqueueClMgt(ControlLoopNotificationType.OPERATION_SUCCESS);
         enqueueClMgt(ControlLoopNotificationType.FINAL_SUCCESS);
@@ -290,37 +276,37 @@ public class BaseTestTest {
     }
 
     @Test
-    public void testTestVdnsSunnyDayCompliant() {
+    void testTestVdnsSunnyDayCompliant() {
         checkHttpPolicy(base::testVdnsSunnyDayCompliant);
     }
 
     @Test
-    public void testTestVdnsRainyDayCompliant() {
+    void testTestVdnsRainyDayCompliant() {
         checkHttpPolicyCompliantFailure(base::testVdnsRainyDayCompliant);
     }
 
     @Test
-    public void testTestVfwSunnyDayCompliant() {
+    void testTestVfwSunnyDayCompliant() {
         checkAppcLegacyPolicy("ModifyConfig", base::testVfwSunnyDayCompliant);
     }
 
     @Test
-    public void testTestVfwRainyDayOverallTimeout() {
+    void testTestVfwRainyDayOverallTimeout() {
         checkAppcLegacyPolicyFinalFailure("ModifyConfig", base::testVfwRainyDayOverallTimeout);
     }
 
     @Test
-    public void testTestVfwRainyDayCompliantTimeout() {
+    void testTestVfwRainyDayCompliantTimeout() {
         checkAppcLegacyPolicyFinalFailure("ModifyConfig", base::testVfwRainyDayCompliantTimeout);
     }
 
     @Test
-    public void testTestVpciSunnyDayCompliant() {
+    void testTestVpciSunnyDayCompliant() {
         checkSdnrPolicy("ModifyConfig", base::testVpciSunnyDayCompliant);
     }
 
     @Test
-    public void testTestVsonhSunnyDayCompliant() {
+    void testTestVsonhSunnyDayCompliant() {
         checkSdnrPolicy("ModifyConfigANR", base::testVsonhSunnyDayCompliant);
     }
 
@@ -453,7 +439,7 @@ public class BaseTestTest {
     }
 
     private void enqueueClMgt(ControlLoopNotificationType type) {
-        VirtualControlLoopNotification notif = new VirtualControlLoopNotification();
+        var notif = new VirtualControlLoopNotification();
         notif.setNotification(type);
         notif.setPolicyName(POLICY_NAME + ".EVENT.MANAGER.FINAL");
 
@@ -461,17 +447,17 @@ public class BaseTestTest {
     }
 
     private void enqueueAppcLcm(String... operationNames) {
-        for (String oper : operationNames) {
-            AppcLcmDmaapWrapper req = new AppcLcmDmaapWrapper();
+        for (var oper : operationNames) {
+            var req = new AppcLcmDmaapWrapper();
             req.setRpcName(oper);
 
-            AppcLcmBody body = new AppcLcmBody();
+            var body = new AppcLcmBody();
             req.setBody(body);
 
-            AppcLcmInput input = new AppcLcmInput();
+            var input = new AppcLcmInput();
             body.setInput(input);
 
-            AppcLcmCommonHeader header = new AppcLcmCommonHeader();
+            var header = new AppcLcmCommonHeader();
             input.setCommonHeader(header);
 
             header.setSubRequestId("my-subrequest-id");
@@ -481,11 +467,11 @@ public class BaseTestTest {
     }
 
     private void enqueueAppcLegacy(String... operationNames) {
-        for (String oper : operationNames) {
-            Request req = new Request();
+        for (var oper : operationNames) {
+            var req = new Request();
             req.setAction(oper);
 
-            CommonHeader header = new CommonHeader();
+            var header = new CommonHeader();
             req.setCommonHeader(header);
 
             header.setSubRequestId("my-subrequest-id");
@@ -496,13 +482,13 @@ public class BaseTestTest {
 
     private void enqueueSdnr(String... operationNames) {
         for (String oper : operationNames) {
-            PciMessage pcimessage = new PciMessage();
-            PciRequest req = new PciRequest();
-            PciBody body = new PciBody();
+            var pcimessage = new PciMessage();
+            var req = new PciRequest();
+            var body = new PciBody();
             body.setInput(req);
             pcimessage.setBody(body);
             pcimessage.getBody().getInput().setAction(oper);
-            PciCommonHeader header = new PciCommonHeader();
+            var header = new PciCommonHeader();
             pcimessage.getBody().getInput().setCommonHeader(header);
 
             header.setSubRequestId("my-subrequest-id");
@@ -526,7 +512,7 @@ public class BaseTestTest {
     /*
      * We don't want junit trying to run this, so it's marked "Ignore".
      */
-    @Ignore
+    @Disabled
     private class MyTest extends BaseTest {
 
         @Override
diff --git a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/DroolsRuleTestTest.java b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/DroolsRuleTestTest.java
index 4b9f5774d..0b859adf0 100644
--- a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/DroolsRuleTestTest.java
+++ b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/DroolsRuleTestTest.java
@@ -21,11 +21,12 @@
 
 package org.onap.policy.controlloop.common.rules.test;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
@@ -35,15 +36,11 @@ import java.util.Queue;
 import java.util.function.Function;
 import java.util.function.Predicate;
 import java.util.function.Supplier;
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.BeforeClass;
-import org.junit.Ignore;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
-import org.onap.policy.appc.Request;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Disabled;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.appclcm.AppcLcmBody;
 import org.onap.policy.appclcm.AppcLcmCommonHeader;
 import org.onap.policy.appclcm.AppcLcmDmaapWrapper;
@@ -53,13 +50,10 @@ import org.onap.policy.controlloop.ControlLoopNotificationType;
 import org.onap.policy.controlloop.VirtualControlLoopNotification;
 import org.onap.policy.drools.controller.DroolsController;
 import org.onap.policy.drools.system.PolicyController;
-import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
-import org.onap.policy.sdnr.PciMessage;
 import org.springframework.test.util.ReflectionTestUtils;
 
-@RunWith(MockitoJUnitRunner.class)
-public class DroolsRuleTestTest {
+class DroolsRuleTestTest {
 
     private static final String CONTROLLER_NAME = "my-controller-name";
     private static final String POLICY_NAME = "my-policy-name";
@@ -76,37 +70,21 @@ public class DroolsRuleTestTest {
     private int permitCount;
     private int finalCount;
 
-    @Mock
-    private PolicyController controller;
-    @Mock
-    private Rules rules;
-    @Mock
-    private HttpClients httpClients;
-    @Mock
-    private Simulators simulators;
-    @Mock
-    private Topics topics;
-    @Mock
-    private Listener<VirtualControlLoopNotification> policyClMgt;
-    @Mock
-    private Listener<Request> appcClSink;
-    @Mock
-    private Listener<AppcLcmDmaapWrapper> appcLcmRead;
-    @Mock
-    private Listener<PciMessage> sdnrClSink;
-    @Mock
-    private DroolsController drools;
-    @Mock
-    private ToscaPolicy policy;
-    @Mock
-    private ToscaConceptIdentifier policyIdent;
-
+    private final PolicyController controller = mock(PolicyController.class);
+    private final Rules rules = mock(Rules.class);
+    private final HttpClients httpClients = mock(HttpClients.class);
+    private final Simulators simulators = mock(Simulators.class);
+    private final Topics topics = mock(Topics.class);
+    private final Listener<VirtualControlLoopNotification> policyClMgt = mock();
+    private final Listener<AppcLcmDmaapWrapper> appcLcmRead = mock();
+    private final DroolsController drools = mock(DroolsController.class);
+    private final ToscaPolicy policy = mock(ToscaPolicy.class);
 
     /**
      * Saves static values from the class.
      */
     @SuppressWarnings("unchecked")
-    @BeforeClass
+    @BeforeAll
     public static void setUpBeforeClass() {
         ruleMaker = (Function<String, Rules>) ReflectionTestUtils.getField(DroolsRuleTest.class, "ruleMaker");
         httpClientMaker = (Supplier<HttpClients>) ReflectionTestUtils.getField(DroolsRuleTest.class, "httpClientMaker");
@@ -117,7 +95,7 @@ public class DroolsRuleTestTest {
     /**
      * Restores static values.
      */
-    @AfterClass
+    @AfterAll
     public static void tearDownAfterClass() {
         ReflectionTestUtils.setField(DroolsRuleTest.class, "ruleMaker", ruleMaker);
         ReflectionTestUtils.setField(DroolsRuleTest.class, "httpClientMaker", httpClientMaker);
@@ -128,7 +106,7 @@ public class DroolsRuleTestTest {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         when(rules.getController()).thenReturn(controller);
         when(rules.setupPolicyFromFile(any())).thenReturn(policy);
@@ -174,14 +152,14 @@ public class DroolsRuleTestTest {
     }
 
     @Test
-    public void testInitStatics() {
+    void testInitStatics() {
         assertSame(rules, DroolsRuleTest.rules);
         assertSame(httpClients, DroolsRuleTest.httpClients);
         assertSame(simulators, DroolsRuleTest.simulators);
     }
 
     @Test
-    public void testFinishStatics() {
+    void testFinishStatics() {
         DroolsRuleTest.finishStatics();
 
         verify(rules).destroy();
@@ -190,13 +168,13 @@ public class DroolsRuleTestTest {
     }
 
     @Test
-    public void testInit() {
+    void testInit() {
         assertSame(topics, BaseTest.getTopics());
         assertSame(controller, base.controller);
     }
 
     @Test
-    public void testDroolsTestService123Compliant() {
+    void testDroolsTestService123Compliant() {
         enqueueAppcLcm("restart", "restart", "restart", "restart", "rebuild", "migrate");
         enqueueClMgt(ControlLoopNotificationType.OPERATION_SUCCESS);
         enqueueClMgt(ControlLoopNotificationType.FINAL_SUCCESS);
@@ -263,7 +241,7 @@ public class DroolsRuleTestTest {
      * We don't want junit trying to run this, so it's marked "Ignore".
      */
 
-    @Ignore
+    @Disabled
     private class MyDroolsTest extends DroolsRuleTest {
 
         @Override
diff --git a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/ExceptionsTest.java b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/ExceptionsTest.java
index 737005eaa..03fadff1d 100644
--- a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/ExceptionsTest.java
+++ b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/ExceptionsTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,15 +21,15 @@
 
 package org.onap.policy.controlloop.common.rules.test;
 
-import static org.junit.Assert.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.utils.test.ExceptionsTester;
 
-public class ExceptionsTest {
+class ExceptionsTest {
 
     @Test
-    public void test() {
+    void test() {
         assertEquals(4, new ExceptionsTester().testAllException(TopicException.class));
 
         assertEquals(4, new ExceptionsTester().testAllException(SimulatorException.class));
diff --git a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/HttpClientsTest.java b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/HttpClientsTest.java
index dac10df34..d4c068055 100644
--- a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/HttpClientsTest.java
+++ b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/HttpClientsTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,51 +22,46 @@
 package org.onap.policy.controlloop.common.rules.test;
 
 import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
-import static org.junit.Assert.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
 
 import java.util.Properties;
-import org.junit.After;
-import org.junit.BeforeClass;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
-import org.onap.policy.common.endpoints.http.client.HttpClient;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.endpoints.http.client.HttpClientConfigException;
 import org.onap.policy.common.endpoints.http.client.HttpClientFactory;
 import org.onap.policy.common.endpoints.http.client.HttpClientFactoryInstance;
 import org.onap.policy.drools.persistence.SystemPersistenceConstants;
 
-@RunWith(MockitoJUnitRunner.class)
-public class HttpClientsTest {
+class HttpClientsTest {
     private static final String CLIENT_NAME = "MY-CLIENT";
 
-    @Mock
-    private HttpClientFactory factory;
+    private final HttpClientFactory factory = mock(HttpClientFactory.class);
 
 
-    @BeforeClass
+    @BeforeAll
     public static void setUpBeforeClass() {
         SystemPersistenceConstants.getManager().setConfigurationDir("src/test/resources");
     }
 
-    @After
+    @AfterEach
     public void tearDown() {
         HttpClientFactoryInstance.getClientFactory().destroy();
     }
 
     @Test
-    public void test() throws HttpClientConfigException {
+    void test() throws HttpClientConfigException {
         HttpClientFactoryInstance.getClientFactory().destroy();
 
-        HttpClients clients = new HttpClients();
+        var clients = new HttpClients();
 
         clients.addClients("my");
 
         // should find the client now
-        HttpClient client = HttpClientFactoryInstance.getClientFactory().get(CLIENT_NAME);
+        var client = HttpClientFactoryInstance.getClientFactory().get(CLIENT_NAME);
         assertNotNull(client);
 
         clients.destroy();
@@ -78,7 +74,7 @@ public class HttpClientsTest {
         assertThatIllegalArgumentException().isThrownBy(() -> clients.addClients("unknown"));
 
         // force exception from builder
-        HttpClients clients2 = new HttpClients() {
+        var clients2 = new HttpClients() {
             @Override
             protected HttpClientFactory getClientFactory() {
                 return factory;
diff --git a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/ListenerTest.java b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/ListenerTest.java
index 7a7add5a7..ed30515bc 100644
--- a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/ListenerTest.java
+++ b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/ListenerTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,10 +23,11 @@ package org.onap.policy.controlloop.common.rules.test;
 
 import static org.assertj.core.api.Assertions.assertThatCode;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
@@ -33,21 +35,17 @@ import java.util.List;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicReference;
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.BeforeClass;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
 import org.onap.policy.common.endpoints.event.comm.TopicEndpoint;
 import org.onap.policy.common.endpoints.event.comm.TopicEndpointManager;
 import org.onap.policy.common.endpoints.event.comm.bus.NoopTopicSink;
 import org.onap.policy.common.endpoints.parameters.TopicParameters;
 
-@RunWith(MockitoJUnitRunner.class)
-public class ListenerTest {
+class ListenerTest {
     private static final String EXPECTED_EXCEPTION = "expected exception";
     private static final String MY_TOPIC = "my-topic";
     private static final String MESSAGE = "the-message";
@@ -55,21 +53,20 @@ public class ListenerTest {
     private static final String MSG_SUFFIX = "s";
     private static final String DECODED_MESSAGE = MESSAGE + MSG_SUFFIX;
 
-    @Mock
-    private NoopTopicSink sink;
-    @Mock
-    private TopicEndpoint mgr;
+    private final NoopTopicSink sink = mock(NoopTopicSink.class);
+
+    private final TopicEndpoint mgr = mock(TopicEndpoint.class);
 
     private Listener<String> listener;
 
     /**
      * Creates topics.
      */
-    @BeforeClass
+    @BeforeAll
     public static void setUpBeforeClass() {
         TopicEndpointManager.getManager().shutdown();
 
-        TopicParameters params = new TopicParameters();
+        var params = new TopicParameters();
         params.setTopic(MY_TOPIC);
         params.setManaged(true);
         params.setTopicCommInfrastructure("NOOP");
@@ -77,7 +74,7 @@ public class ListenerTest {
         TopicEndpointManager.getManager().addTopicSinks(List.of(params));
     }
 
-    @AfterClass
+    @AfterAll
     public static void tearDownAfterClass() {
         TopicEndpointManager.getManager().shutdown();
     }
@@ -85,7 +82,7 @@ public class ListenerTest {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         when(mgr.getNoopTopicSink(MY_TOPIC)).thenReturn(sink);
 
@@ -98,12 +95,12 @@ public class ListenerTest {
     }
 
     @Test
-    public void testListener() {
+    void testListener() {
         verify(sink).register(listener);
     }
 
     @Test
-    public void testAwait_testAwaitLongTimeUnit_testIsEmpty() {
+    void testAwait_testAwaitLongTimeUnit_testIsEmpty() {
         assertTrue(listener.isEmpty());
 
         listener.onTopicEvent(CommInfrastructure.NOOP, MY_TOPIC, MESSAGE);
@@ -115,7 +112,7 @@ public class ListenerTest {
     }
 
     @Test
-    public void testAwaitPredicateOfT() {
+    void testAwaitPredicateOfT() {
         listener.onTopicEvent(CommInfrastructure.NOOP, MY_TOPIC, MESSAGE);
         listener.onTopicEvent(CommInfrastructure.NOOP, MY_TOPIC, MESSAGE2);
         assertEquals(MESSAGE2 + MSG_SUFFIX, listener.await(msg -> msg.startsWith("other-")));
@@ -125,7 +122,7 @@ public class ListenerTest {
      * Tests await() when the remaining time is negative.
      */
     @Test
-    public void testAwaitLongTimeUnitPredicateNoTime() {
+    void testAwaitLongTimeUnitPredicateNoTime() {
         assertThatThrownBy(() -> listener.await(-1, TimeUnit.SECONDS)).isInstanceOf(TopicException.class);
     }
 
@@ -133,7 +130,7 @@ public class ListenerTest {
      * Tests await() when the poll() returns {@code null}.
      */
     @Test
-    public void testAwaitLongTimeUnitPredicateNoMessage() {
+    void testAwaitLongTimeUnitPredicateNoMessage() {
         assertThatThrownBy(() -> listener.await(1, TimeUnit.MILLISECONDS)).isInstanceOf(TopicException.class);
     }
 
@@ -141,7 +138,7 @@ public class ListenerTest {
      * Tests await() when the poll() is interrupted.
      */
     @Test
-    public void testAwaitLongTimeUnitPredicateInterrupted() throws InterruptedException {
+    void testAwaitLongTimeUnitPredicateInterrupted() throws InterruptedException {
         listener = new Listener<String>(MY_TOPIC, msg -> msg) {
             @Override
             protected String pollMessage(long remainingMs) throws InterruptedException {
@@ -150,9 +147,9 @@ public class ListenerTest {
         };
 
         AtomicReference<TopicException> exref = new AtomicReference<>();
-        CountDownLatch interrupted = new CountDownLatch(1);
+        var interrupted = new CountDownLatch(1);
 
-        Thread thread = new Thread() {
+        var thread = new Thread() {
             @Override
             public void run() {
                 try {
@@ -173,13 +170,13 @@ public class ListenerTest {
     }
 
     @Test
-    public void testUnregister() {
+    void testUnregister() {
         listener.unregister();
         verify(sink).unregister(listener);
     }
 
     @Test
-    public void testOnTopicEvent() {
+    void testOnTopicEvent() {
         listener = new Listener<>(MY_TOPIC, msg -> {
             throw new IllegalArgumentException(EXPECTED_EXCEPTION);
         });
@@ -193,7 +190,7 @@ public class ListenerTest {
     }
 
     @Test
-    public void testGetTopicManager() {
+    void testGetTopicManager() {
         // use a listener with a real manager
         assertNotNull(new Listener<>(MY_TOPIC, msg -> msg).getTopicManager());
     }
diff --git a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/NamedRunner2Test.java b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/NamedRunner2Test.java
index 91e19ce79..b61804c50 100644
--- a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/NamedRunner2Test.java
+++ b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/NamedRunner2Test.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,34 +21,33 @@
 
 package org.onap.policy.controlloop.common.rules.test;
 
-import static org.junit.Assert.assertEquals;
-
-import org.junit.AfterClass;
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
 
 /**
  * Tests NamedRunner when the TestNames annotation is missing - all tests should be
  * executed.
  */
-@RunWith(NamedRunner.class)
-public class NamedRunner2Test {
+@ExtendWith(NamedRunner.class)
+class NamedRunner2Test {
 
     private static int testCount = 0;
 
-    @AfterClass
+    @AfterAll
     public static void tearDownAfterClass() {
         assertEquals(2, testCount);
     }
 
     @Test
-    public void testAbc() {
+    void testAbc() {
         checkTest();
     }
 
     @Test
-    public void testDef() {
+    void testDef() {
         checkTest();
     }
 
diff --git a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/NamedRunnerTest.java b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/NamedRunnerTest.java
index fea440541..c9a13e225 100644
--- a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/NamedRunnerTest.java
+++ b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/NamedRunnerTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,42 +21,42 @@
 
 package org.onap.policy.controlloop.common.rules.test;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.fail;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.fail;
 
-import org.junit.AfterClass;
-import org.junit.Ignore;
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.Disabled;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
 
 
 /**
  * Tests NamedRunner. The tests don't do much, because all we really want to check is
  * which tests are executed based on the {@link TestNames} annotation.
  */
-@RunWith(NamedRunner.class)
+@ExtendWith(NamedRunner.class)
 @TestNames(names = {"testAbc", "testDef", "testIgnore"}, prefixes = {"testGhi", "testJkl"})
-public class NamedRunnerTest {
+class NamedRunnerTest {
 
     private static int testCount = 0;
 
-    @AfterClass
+    @AfterAll
     public static void tearDownAfterClass() {
         assertEquals(5, testCount);
     }
 
     @Test
-    public void testAbc() {
+    void testAbc() {
         checkTest();
     }
 
     @Test
-    public void testAbc2() {
+    void testAbc2() {
         fail("should not run");
     }
 
     @Test
-    public void testDef() {
+    void testDef() {
         checkTest();
     }
 
@@ -64,23 +65,23 @@ public class NamedRunnerTest {
      * NamedRunner skips over it, hence the sonar issue is being suppressed.
      */
     @Test
-    @Ignore
+    @Disabled
     public void testIgnore() {      // NOSONAR
         fail("should not run");
     }
 
     @Test
-    public void testGhi1() {
+    void testGhi1() {
         checkTest();
     }
 
     @Test
-    public void testGhi2() {
+    void testGhi2() {
         checkTest();
     }
 
     @Test
-    public void testJkl() {
+    void testJkl() {
         checkTest();
     }
 
diff --git a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/RulesTest.java b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/RulesTest.java
index a4767dfd9..82f39c189 100644
--- a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/RulesTest.java
+++ b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/RulesTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,10 +23,10 @@ package org.onap.policy.controlloop.common.rules.test;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.doAnswer;
@@ -42,11 +43,10 @@ import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.TimeUnit;
 import java.util.stream.Collectors;
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.BeforeClass;
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.kie.api.definition.rule.Rule;
 import org.kie.api.event.rule.AfterMatchFiredEvent;
 import org.kie.api.event.rule.AgendaEventListener;
@@ -59,8 +59,6 @@ import org.kie.api.event.rule.ObjectUpdatedEvent;
 import org.kie.api.event.rule.RuleRuntimeEventListener;
 import org.kie.api.runtime.KieSession;
 import org.kie.api.runtime.rule.Match;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
 import org.onap.policy.common.utils.test.log.logback.ExtractAppender;
 import org.onap.policy.controlloop.ControlLoopEvent;
 import org.onap.policy.controlloop.drl.legacy.ControlLoopParams;
@@ -73,8 +71,7 @@ import org.onap.policy.drools.system.PolicyEngine;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
 import org.slf4j.LoggerFactory;
 
-@RunWith(MockitoJUnitRunner.class)
-public class RulesTest {
+class RulesTest {
     private static final String EXPECTED_EXCEPTION = "expected exception";
     private static final String CONTROLLER_NAME = "rulesTest";
     private static final String POLICY_FILE = "src/test/resources/tosca-policy.json";
@@ -89,18 +86,12 @@ public class RulesTest {
     private static final Logger logger = (Logger) LoggerFactory.getLogger(Rules.class);
     private static final ExtractAppender appender = new ExtractAppender();
 
-    @Mock
-    private PolicyEngine engine;
-    @Mock
-    private SystemPersistence repo;
-    @Mock
-    private PolicyController controller;
-    @Mock
-    private KieSession kieSession;
-    @Mock
-    private PolicyControllerFactory controllerFactory;
-    @Mock
-    private DroolsController drools;
+    private final PolicyEngine engine = mock(PolicyEngine.class);
+    private final SystemPersistence repo = mock(SystemPersistence.class);
+    private final PolicyController controller = mock(PolicyController.class);
+    private final KieSession kieSession = mock(KieSession.class);
+    private final PolicyControllerFactory controllerFactory = mock(PolicyControllerFactory.class);
+    private final DroolsController drools = mock(DroolsController.class);
 
     private List<Object> facts;
     private List<RuleRuntimeEventListener> ruleListeners;
@@ -113,7 +104,7 @@ public class RulesTest {
     /**
      * Attaches the appender to the logger.
      */
-    @BeforeClass
+    @BeforeAll
     public static void setUpBeforeClass() throws Exception {
         /*
          * Attach appender to the logger.
@@ -127,7 +118,7 @@ public class RulesTest {
     /**
      * Stops the appender.
      */
-    @AfterClass
+    @AfterAll
     public static void tearDownAfterClass() {
         appender.stop();
     }
@@ -135,7 +126,7 @@ public class RulesTest {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         facts = new LinkedList<>();
         ruleListeners = new LinkedList<>();
@@ -148,13 +139,13 @@ public class RulesTest {
         when(controller.getDrools()).thenReturn(drools);
 
         when(drools.facts(eq(CONTROLLER_NAME), any())).thenAnswer(args -> {
-            Class<?> clazz = args.getArgument(1);
+            var clazz = args.getArgument(1);
             return facts.stream().filter(obj -> obj.getClass() == clazz).collect(Collectors.toList());
         });
 
         // notify listeners when objects are added to drools
         when(drools.offer(any())).thenAnswer(args -> {
-            Object object = args.getArgument(0);
+            var object = args.getArgument(0);
             notifyInserted(object);
 
             if (!(object instanceof ToscaPolicy)) {
@@ -162,8 +153,8 @@ public class RulesTest {
             }
 
             // "insert" Params objects associated with the policy (i.e., mimic the rules)
-            ToscaPolicy policy = (ToscaPolicy) object;
-            ControlLoopParams params = new ControlLoopParams();
+            var policy = (ToscaPolicy) object;
+            var params = new ControlLoopParams();
             params.setToscaPolicy(policy);
             notifyInserted(params);
 
@@ -171,7 +162,7 @@ public class RulesTest {
         });
 
         when(drools.delete(any())).thenAnswer(args -> {
-            Class<?> clazz = args.getArgument(0);
+            var clazz = args.getArgument(0);
             facts.removeIf(obj -> obj.getClass() == clazz);
             return null;
         });
@@ -200,7 +191,7 @@ public class RulesTest {
     }
 
     @Test
-    public void testRules() {
+    void testRules() {
         assertEquals(CONTROLLER_NAME, rules.getControllerName());
 
         assertSame(engine, rules.getPdpd());
@@ -209,7 +200,7 @@ public class RulesTest {
     }
 
     @Test
-    public void testStart() throws Exception {
+    void testStart() throws Exception {
         verify(repo).setConfigurationDir("src/test/resources/config");
         assertTrue(installed);
         verify(engine).configure(any(Properties.class));
@@ -221,7 +212,7 @@ public class RulesTest {
     }
 
     @Test
-    public void testDestroy() {
+    void testDestroy() {
         rules.destroy();
 
         verify(controllerFactory).shutdown(CONTROLLER_NAME);
@@ -229,7 +220,7 @@ public class RulesTest {
     }
 
     @Test
-    public void testResetFacts() {
+    void testResetFacts() {
         rules.resetFacts();
 
         verify(drools).delete(ToscaPolicy.class);
@@ -239,7 +230,7 @@ public class RulesTest {
     }
 
     @Test
-    public void testSetupPolicyFromTemplate_testGetPolicyFromTemplate() throws InterruptedException {
+    void testSetupPolicyFromTemplate_testGetPolicyFromTemplate() throws InterruptedException {
         rules.setupPolicyFromTemplate("tosca-template.json", MY_POLICY);
 
         assertThatIllegalArgumentException()
@@ -251,7 +242,7 @@ public class RulesTest {
     }
 
     @Test
-    public void testSetupPolicyFromFile_testGetPolicyFromFile_testSetupPolicy() throws InterruptedException {
+    void testSetupPolicyFromFile_testGetPolicyFromFile_testSetupPolicy() throws InterruptedException {
         assertNotNull(rules.setupPolicyFromFile(POLICY_FILE));
 
         assertThatIllegalArgumentException().isThrownBy(() -> rules.setupPolicyFromFile("missing-file.json"));
@@ -261,26 +252,26 @@ public class RulesTest {
     }
 
     @Test
-    public void testRuleListenerLogger() {
-        Rule rule = mock(Rule.class);
+    void testRuleListenerLogger() {
+        var rule = mock(Rule.class);
         when(rule.getName()).thenReturn(MY_RULE_NAME);
 
         // insertions - with and without rule name
-        ObjectInsertedEvent insert = mock(ObjectInsertedEvent.class);
+        var insert = mock(ObjectInsertedEvent.class);
         when(insert.getObject()).thenReturn(MY_TEXT);
         checkLogging("inserted", () -> ruleListeners.forEach(listener -> listener.objectInserted(insert)));
         when(insert.getRule()).thenReturn(rule);
         checkLogging("inserted", () -> ruleListeners.forEach(listener -> listener.objectInserted(insert)));
 
         // updates - with and without rule name
-        ObjectUpdatedEvent update = mock(ObjectUpdatedEvent.class);
+        var update = mock(ObjectUpdatedEvent.class);
         when(update.getObject()).thenReturn(MY_TEXT);
         checkLogging("updated", () -> ruleListeners.forEach(listener -> listener.objectUpdated(update)));
         when(update.getRule()).thenReturn(rule);
         checkLogging("updated", () -> ruleListeners.forEach(listener -> listener.objectUpdated(update)));
 
         // deletions - with and without rule name
-        ObjectDeletedEvent delete = mock(ObjectDeletedEvent.class);
+        var delete = mock(ObjectDeletedEvent.class);
         when(delete.getOldObject()).thenReturn(MY_TEXT);
         checkLogging("deleted", () -> ruleListeners.forEach(listener -> listener.objectDeleted(delete)));
         when(delete.getRule()).thenReturn(rule);
@@ -288,25 +279,25 @@ public class RulesTest {
     }
 
     @Test
-    public void testAgendaListenerLogger() {
-        Rule rule = mock(Rule.class);
+    void testAgendaListenerLogger() {
+        var rule = mock(Rule.class);
         when(rule.getName()).thenReturn(MY_RULE_NAME);
 
-        Match match = mock(Match.class);
+        var match = mock(Match.class);
         when(match.getRule()).thenReturn(rule);
 
         // create
-        MatchCreatedEvent create = mock(MatchCreatedEvent.class);
+        var create = mock(MatchCreatedEvent.class);
         when(create.getMatch()).thenReturn(match);
         checkLogging("match created", () -> agendaListeners.forEach(listener -> listener.matchCreated(create)));
 
         // cancel
-        MatchCancelledEvent cancel = mock(MatchCancelledEvent.class);
+        var cancel = mock(MatchCancelledEvent.class);
         when(cancel.getMatch()).thenReturn(match);
         checkLogging("match cancelled", () -> agendaListeners.forEach(listener -> listener.matchCancelled(cancel)));
 
         // before-fire
-        BeforeMatchFiredEvent before = mock(BeforeMatchFiredEvent.class);
+        var before = mock(BeforeMatchFiredEvent.class);
         when(before.getMatch()).thenReturn(match);
         // @formatter:off
         checkLogging("before match fired",
@@ -314,13 +305,13 @@ public class RulesTest {
         // @formatter:on
 
         // after-fire
-        AfterMatchFiredEvent after = mock(AfterMatchFiredEvent.class);
+        var after = mock(AfterMatchFiredEvent.class);
         when(after.getMatch()).thenReturn(match);
         checkLogging("after match fired", () -> agendaListeners.forEach(listener -> listener.afterMatchFired(after)));
     }
 
     @Test
-    public void testMakePdpd_testMakePdpdRepo() {
+    void testMakePdpd_testMakePdpdRepo() {
         // need rules that makes real objects
         rules = new Rules(CONTROLLER_NAME);
 
@@ -340,7 +331,7 @@ public class RulesTest {
 
         BlockingQueue<IllegalArgumentException> exceptions = new LinkedBlockingQueue<>();
 
-        Thread thread = new Thread(() -> {
+        var thread = new Thread(() -> {
             try {
                 command.run();
             } catch (IllegalArgumentException e) {
@@ -358,7 +349,7 @@ public class RulesTest {
     private void checkLogging(String expectedMsg, Runnable command) {
         appender.clearExtractions();
         command.run();
-        List<String> messages = appender.getExtracted();
+        var messages = appender.getExtracted();
         assertEquals(1, messages.size());
         assertThat(messages.get(0)).contains(expectedMsg);
     }
@@ -368,17 +359,17 @@ public class RulesTest {
         facts.add(object);
 
         // increase code coverage by adding random objects
-        ObjectInsertedEvent event0 = mock(ObjectInsertedEvent.class);
+        var event0 = mock(ObjectInsertedEvent.class);
         when(event0.getObject()).thenReturn(new Object());
         ruleListeners.forEach(listener -> listener.objectInserted(event0));
 
         // increase code coverage by adding a random object
-        ObjectInsertedEvent event = mock(ObjectInsertedEvent.class);
+        var event = mock(ObjectInsertedEvent.class);
         when(event.getObject()).thenReturn(object);
 
         if (object instanceof ToscaPolicy) {
             // increase code coverage by associating it with a random rule
-            Rule rule = mock(Rule.class);
+            var rule = mock(Rule.class);
             when(rule.getName()).thenReturn(MY_RULE_NAME);
             when(event.getRule()).thenReturn(rule);
         }
diff --git a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/SimulatorExceptionTest.java b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/SimulatorExceptionTest.java
index 0dee6d4be..b2e524463 100644
--- a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/SimulatorExceptionTest.java
+++ b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/SimulatorExceptionTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,13 +21,13 @@
 
 package org.onap.policy.controlloop.common.rules.test;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.utils.test.ExceptionsTester;
 
-public class SimulatorExceptionTest {
+class SimulatorExceptionTest {
 
     @Test
-    public void test() {
+    void test() {
         new ExceptionsTester().test(SimulatorException.class);
     }
 }
diff --git a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/SimulatorsTest.java b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/SimulatorsTest.java
index 3a98c0078..726f31105 100644
--- a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/SimulatorsTest.java
+++ b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/SimulatorsTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,44 +22,38 @@
 package org.onap.policy.controlloop.common.rules.test;
 
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 
 import java.util.List;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.endpoints.http.server.HttpServletServer;
 import org.onap.policy.controlloop.common.rules.test.Simulators.SimulatorBuilder;
 
-@RunWith(MockitoJUnitRunner.class)
-public class SimulatorsTest {
+class SimulatorsTest {
     private static final String EXPECTED_EXCEPTION = "expected exception";
 
-    @Mock
-    private HttpServletServer server1;
-    @Mock
-    private HttpServletServer server2;
-    @Mock
-    private HttpServletServer server3;
+    private final HttpServletServer server1 = mock(HttpServletServer.class);
+    private final HttpServletServer server2 = mock(HttpServletServer.class);
+    private final HttpServletServer server3 = mock(HttpServletServer.class);
 
     private Simulators simulators;
 
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         simulators = new Simulators();
     }
 
     @Test
-    public void testStart() {
+    void testStart() {
         simulators.start(() -> server1, () -> server2);
         assertEquals(List.of(server1, server2), simulators.getServers());
 
@@ -70,7 +65,7 @@ public class SimulatorsTest {
      * Tests start() when one of the builders throws an exception.
      */
     @Test
-    public void testStartException() {
+    void testStartException() {
         SimulatorBuilder exbuilder = () -> {
             throw new InterruptedException(EXPECTED_EXCEPTION);
         };
@@ -88,7 +83,7 @@ public class SimulatorsTest {
     }
 
     @Test
-    public void testDestroy() {
+    void testDestroy() {
         simulators.start(() -> server1, () -> server2, () -> server3);
 
         doThrow(new IllegalStateException(EXPECTED_EXCEPTION)).when(server2).shutdown();
diff --git a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/TopicsTest.java b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/TopicsTest.java
index 409c3d472..9bf0d22b7 100644
--- a/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/TopicsTest.java
+++ b/controlloop/common/rules-test/src/test/java/org/onap/policy/controlloop/common/rules/test/TopicsTest.java
@@ -3,6 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,8 +23,9 @@ package org.onap.policy.controlloop.common.rules.test;
 
 import static org.assertj.core.api.Assertions.assertThatCode;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
@@ -33,13 +35,10 @@ import java.nio.file.Paths;
 import java.util.List;
 import java.util.concurrent.TimeUnit;
 import lombok.ToString;
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.BeforeClass;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
 import org.onap.policy.common.endpoints.event.comm.TopicEndpoint;
 import org.onap.policy.common.endpoints.event.comm.TopicEndpointManager;
@@ -53,8 +52,7 @@ import org.onap.policy.drools.protocol.coders.EventProtocolCoder;
 import org.onap.policy.drools.system.PolicyController;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
 
-@RunWith(MockitoJUnitRunner.class)
-public class TopicsTest {
+class TopicsTest {
     private static final String EXPECTED_EXCEPTION = "expected exception";
     private static final String MY_SOURCE_TOPIC = "my-source-topic";
     private static final String MY_SINK_TOPIC = "my-sink-topic";
@@ -65,18 +63,12 @@ public class TopicsTest {
     private static final String INJECT_FILE = "src/test/resources/topics.json";
     private static final String POLICY_NAME = "my-policy";
 
-    @Mock
-    private DroolsController drools;
-    @Mock
-    private PolicyController controller;
-    @Mock
-    private EventProtocolCoder protocolCoder;
-    @Mock
-    private NoopTopicSink sink;
-    @Mock
-    private NoopTopicSource source;
-    @Mock
-    private TopicEndpoint mgr;
+    private final DroolsController drools = mock(DroolsController.class);
+    private final PolicyController controller = mock(PolicyController.class);
+    private final EventProtocolCoder protocolCoder = mock(EventProtocolCoder.class);
+    private final NoopTopicSink sink = mock(NoopTopicSink.class);
+    private final NoopTopicSource source = mock(NoopTopicSource.class);
+    private final TopicEndpoint mgr = mock(TopicEndpoint.class);
 
     private ToscaPolicy policy;
 
@@ -85,18 +77,18 @@ public class TopicsTest {
     /**
      * Creates topics.
      */
-    @BeforeClass
-    public static void setUpBeforeClass() {
+    @BeforeAll
+    static void setUpBeforeClass() {
         TopicEndpointManager.getManager().shutdown();
 
-        TopicParameters params = new TopicParameters();
+        var params = new TopicParameters();
         params.setTopic(MY_SOURCE_TOPIC);
         params.setManaged(true);
         params.setTopicCommInfrastructure("NOOP");
         TopicEndpointManager.getManager().addTopicSources(List.of(params));
     }
 
-    @AfterClass
+    @AfterAll
     public static void tearDownAfterClass() {
         TopicEndpointManager.getManager().shutdown();
     }
@@ -104,7 +96,7 @@ public class TopicsTest {
     /**
      * Sets up.
      */
-    @Before
+    @BeforeEach
     public void setUp() {
         policy = new ToscaPolicy();
         policy.setName(POLICY_NAME);
@@ -134,9 +126,9 @@ public class TopicsTest {
     }
 
     @Test
-    public void testDestroy() {
-        Listener<String> listener1 = topics.createListener(MY_SINK_TOPIC, msg -> msg);
-        Listener<String> listener2 = topics.createListener(MY_SINK_TOPIC, msg -> msg + "a suffix");
+    void testDestroy() {
+        var listener1 = topics.createListener(MY_SINK_TOPIC, msg -> msg);
+        var listener2 = topics.createListener(MY_SINK_TOPIC, msg -> msg + "a suffix");
 
         topics.destroy();
 
@@ -145,20 +137,20 @@ public class TopicsTest {
     }
 
     @Test
-    public void testInjectStringFile() throws IOException {
+    void testInjectStringFile() throws IOException {
         topics.inject(MY_SOURCE_TOPIC, INJECT_FILE);
 
         // nothing should have been replaced
-        String expected = new String(Files.readAllBytes(Paths.get(INJECT_FILE)));
+        var expected = new String(Files.readAllBytes(Paths.get(INJECT_FILE)));
         verify(source).offer(expected);
     }
 
     @Test
-    public void testInjectStringFileString() throws IOException {
+    void testInjectStringFileString() throws IOException {
         topics.inject(MY_SOURCE_TOPIC, INJECT_FILE, "hello");
 
         // text should have been replaced with "hello"
-        String expected = new String(Files.readAllBytes(Paths.get("src", "test", "resources", "topicsReplaced.json")));
+        var expected = new String(Files.readAllBytes(Paths.get("src", "test", "resources", "topicsReplaced.json")));
         verify(source).offer(expected);
 
         // exception reading file
@@ -167,19 +159,19 @@ public class TopicsTest {
     }
 
     @Test
-    public void testCreateListenerStringClassOfTPolicyController() {
-        Listener<String> listener = topics.createListener(MY_SINK_TOPIC, String.class, controller);
+    void testCreateListenerStringClassOfTPolicyController() {
+        var listener = topics.createListener(MY_SINK_TOPIC, String.class, controller);
         listener.onTopicEvent(CommInfrastructure.NOOP, MY_SINK_TOPIC, MESSAGE);
 
         assertEquals(TEXT, listener.await());
     }
 
     @Test
-    public void testCreateListenerStringClassOfTCoder() {
-        Listener<Data> listener = topics.createListener(MY_SINK_TOPIC, Data.class, new StandardCoder());
+    void testCreateListenerStringClassOfTCoder() {
+        var listener = topics.createListener(MY_SINK_TOPIC, Data.class, new StandardCoder());
         listener.onTopicEvent(CommInfrastructure.NOOP, MY_SINK_TOPIC, MESSAGE);
 
-        Data expected = new Data();
+        var expected = new Data();
         expected.text = TEXT;
         assertEquals(expected.toString(), listener.await().toString());
     }
@@ -188,15 +180,15 @@ public class TopicsTest {
      * Tests createListener() when the coder throws an exception.
      */
     @Test
-    public void testCreateListenerStringClassOfTCoderException() {
-        StandardCoder coder = new StandardCoder() {
+    void testCreateListenerStringClassOfTCoderException() {
+        var coder = new StandardCoder() {
             @Override
             public <T> T decode(String arg0, Class<T> arg1) throws CoderException {
                 throw new CoderException(EXPECTED_EXCEPTION);
             }
         };
 
-        Listener<Data> listener = topics.createListener(MY_SINK_TOPIC, Data.class, coder);
+        var listener = topics.createListener(MY_SINK_TOPIC, Data.class, coder);
 
         // onTopicEvent() should not throw an exception
         assertThatCode(() -> listener.onTopicEvent(CommInfrastructure.NOOP, MY_SINK_TOPIC, MESSAGE))
@@ -207,15 +199,15 @@ public class TopicsTest {
     }
 
     @Test
-    public void testCreateListenerStringFunctionOfStringT() {
-        Listener<String> listener = topics.createListener(MY_SINK_TOPIC, msg -> msg);
+    void testCreateListenerStringFunctionOfStringT() {
+        var listener = topics.createListener(MY_SINK_TOPIC, msg -> msg);
         listener.onTopicEvent(CommInfrastructure.NOOP, MY_SINK_TOPIC, MESSAGE);
 
         assertEquals(MESSAGE, listener.await());
     }
 
     @Test
-    public void testGetTopicManager_testGetProtocolCoder() {
+    void testGetTopicManager_testGetProtocolCoder() {
         // use a topic with a real manager
         topics = new Topics();
 
diff --git a/pom.xml b/pom.xml
index 7f5f96752..6be03151d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -116,8 +116,9 @@
             <scope>provided</scope>
         </dependency>
         <dependency>
-            <groupId>junit</groupId>
-            <artifactId>junit</artifactId>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-engine</artifactId>
+            <version>5.10.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>