Convert junit4 to junit5

- examples module

Issue-ID: POLICY-5041
Change-Id: Ia46a6590149571d31dde918e1ea77753ab330f90
Signed-off-by: adheli.tavares <adheli.tavares@est.tech>

5 files changed, 92 insertions, 105 deletions

diff --git a/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AnomalyDetectionConceptTest.java b/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AnomalyDetectionConceptTest.java
index 1237537fd..384d6f912 100644
--- a/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AnomalyDetectionConceptTest.java
+++ b/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AnomalyDetectionConceptTest.java
@@ -1,7 +1,6 @@
 /*-
  * ============LICENSE_START=======================================================
- *  Copyright (c) 2020 Nordix Foundation.
- *  Modifications Copyright (C) 2020 Nordix Foundation.
+ *  Copyright (c) 2020, 2024 Nordix Foundation.
  *  Modifications Copyright (C) 2021 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -22,21 +21,22 @@
 
 package org.onap.policy.apex.examples.adaptive;
 
-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.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.util.LinkedList;
 import java.util.List;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.apex.examples.adaptive.concepts.AnomalyDetection;
 
-public class AnomalyDetectionConceptTest {
+class AnomalyDetectionConceptTest {
 
     @Test
-    public void testToString() {
+    void testToString() {
         AnomalyDetection anomalyDetection = new AnomalyDetection();
         List<Double> newAnomalyScores = new LinkedList<>();
         newAnomalyScores.add((double) 55);
@@ -45,13 +45,13 @@ public class AnomalyDetectionConceptTest {
         assertEquals(newAnomalyScores, anomalyDetection.getAnomalyScores());
         assertTrue(anomalyDetection.checkSetAnomalyScores());
         assertEquals(55, anomalyDetection.getFrequency());
-        assertEquals(true, anomalyDetection.isFirstRound());
+        assertTrue(anomalyDetection.isFirstRound());
         assertEquals("AnomalyDetection(firstRound=true, frequency=55, anomalyScores=[55.0], frequencyForecasted=null)",
             anomalyDetection.toString());
     }
 
     @Test
-    public void testHashCode() {
+    void testHashCode() {
         AnomalyDetection detection = new AnomalyDetection();
         AnomalyDetection compareDetection = new AnomalyDetection();
         assertEquals(detection.hashCode(), compareDetection.hashCode());
@@ -65,7 +65,7 @@ public class AnomalyDetectionConceptTest {
     }
 
     @Test
-    public void testEquals() {
+    void testEquals() {
         AnomalyDetection anomalyDetection = new AnomalyDetection();
         AnomalyDetection comparisonDetection = new AnomalyDetection();
         assertEquals(anomalyDetection, comparisonDetection);
@@ -74,7 +74,7 @@ public class AnomalyDetectionConceptTest {
         //Compare object to null
         assertNotNull(anomalyDetection);
         //compare object to string
-        assertNotEquals(anomalyDetection, "test");
+        assertNotEquals("test", anomalyDetection);
         // Anomaly Scores comparison
         anomalyDetection.setAnomalyScores(null);
         assertNotEquals(anomalyDetection, comparisonDetection);
@@ -105,7 +105,7 @@ public class AnomalyDetectionConceptTest {
     }
 
     @Test
-    public void testCheckSets() {
+    void testCheckSets() {
         AnomalyDetection anomalyDetection = new AnomalyDetection();
         assertFalse(anomalyDetection.checkSetAnomalyScores());
         List<Double> anomalyScores = new LinkedList<>();
@@ -116,7 +116,7 @@ public class AnomalyDetectionConceptTest {
         assertTrue(anomalyDetection.checkSetAnomalyScores());
         anomalyDetection.unsetAnomalyScores();
         assertFalse(anomalyDetection.checkSetAnomalyScores());
-        assertEquals(null, anomalyDetection.getFrequencyForecasted());
+        assertNull(anomalyDetection.getFrequencyForecasted());
         assertFalse(anomalyDetection.checkSetFrequencyForecasted());
         List<Double> frequencyForecasted = new LinkedList<>();
         anomalyDetection.setFrequencyForecasted(frequencyForecasted);
diff --git a/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AnomalyDetectionModelTest.java b/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AnomalyDetectionModelTest.java
index 4f9c58cc6..fb5459b40 100644
--- a/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AnomalyDetectionModelTest.java
+++ b/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AnomalyDetectionModelTest.java
@@ -1,7 +1,7 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
- *  Modifications Copyright (C) 2020,2022 Nordix Foundation.
+ *  Modifications Copyright (C) 2020, 2022, 2024 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,36 +21,35 @@
 
 package org.onap.policy.apex.examples.adaptive;
 
-import static org.junit.Assert.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
-import org.junit.Before;
-import org.junit.Test;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.apex.model.basicmodel.concepts.AxValidationResult;
 import org.onap.policy.apex.model.basicmodel.test.TestApexModel;
 import org.onap.policy.apex.model.policymodel.concepts.AxPolicyModel;
 
-public class AnomalyDetectionModelTest {
+class AnomalyDetectionModelTest {
     private static final String VALID_MODEL_STRING = "***validation of model successful***";
 
     TestApexModel<AxPolicyModel> testApexModel;
 
     /**
      * Sets up embedded Derby database and the Apex anomaly detection model for the tests.
-     * @throws Exception exception to be thrown while setting up the database connection
      */
-    @Before
-    public void setup() throws Exception {
+    @BeforeEach
+    void setup() {
         testApexModel = new TestApexModel<>(AxPolicyModel.class, new TestAnomalyDetectionModelCreator());
     }
 
     @Test
-    public void testModelValid() throws Exception {
+    void testModelValid() throws Exception {
         final AxValidationResult result = testApexModel.testApexModelValid();
         assertEquals(VALID_MODEL_STRING, result.toString());
     }
 
     @Test
-    public void testModelWriteReadJson() throws Exception {
+    void testModelWriteReadJson() throws Exception {
         testApexModel.testApexModelWriteReadJson();
     }
 }
diff --git a/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AnomalyDetectionTslUseCaseTest.java b/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AnomalyDetectionTslUseCaseTest.java
index 5beab7724..e4d0c2640 100644
--- a/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AnomalyDetectionTslUseCaseTest.java
+++ b/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AnomalyDetectionTslUseCaseTest.java
@@ -1,7 +1,7 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
- *  Modifications Copyright (C) 2019-2020 Nordix Foundation.
+ *  Modifications Copyright (C) 2019-2020, 2024 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,16 +22,15 @@
 package org.onap.policy.apex.examples.adaptive;
 
 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.IOException;
 import java.util.Random;
 import java.util.concurrent.TimeUnit;
-import org.junit.After;
-import org.junit.Before;
-import org.junit.Test;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.apex.context.impl.schema.java.JavaSchemaHelperParameters;
 import org.onap.policy.apex.context.parameters.ContextParameterConstants;
 import org.onap.policy.apex.context.parameters.ContextParameters;
@@ -53,13 +52,13 @@ import org.slf4j.ext.XLogger;
 import org.slf4j.ext.XLoggerFactory;
 
 /**
- * This policy passes, and recieves a Double event context filed called "EVCDouble".<br>
+ * This policy passes, and receives a Double event context filed called "EVCDouble".<br>
  * The policy tries to detect anomalies in the pattern of values for EVCDouble<br>
  * See the 2 test cases below (1 short, 1 long)
  *
  * @author John Keeney (John.Keeney@ericsson.com)
  */
-public class AnomalyDetectionTslUseCaseTest {
+class AnomalyDetectionTslUseCaseTest {
     private static final XLogger LOGGER = XLoggerFactory.getXLogger(AnomalyDetectionTslUseCaseTest.class);
 
     private static final int MAXITERATIONS = 3660;
@@ -72,8 +71,8 @@ public class AnomalyDetectionTslUseCaseTest {
     /**
      * Before test.
      */
-    @Before
-    public void beforeTest() {
+    @BeforeEach
+    void beforeTest() {
         schemaParameters = new SchemaParameters();
 
         schemaParameters.setName(ContextParameterConstants.SCHEMA_GROUP_NAME);
@@ -102,8 +101,8 @@ public class AnomalyDetectionTslUseCaseTest {
     /**
      * After test.
      */
-    @After
-    public void afterTest() {
+    @AfterEach
+    void afterTest() {
         ParameterService.deregister(engineParameters);
 
         ParameterService.deregister(contextParameters.getDistributorParameters());
@@ -118,12 +117,10 @@ public class AnomalyDetectionTslUseCaseTest {
      * Test anomaly detection tsl.
      *
      * @throws ApexException the apex exception
-     * @throws InterruptedException the interrupted exception
-     * @throws IOException Signals that an I/O exception has occurred.
      */
     @Test
-    // once through the long running test below
-    public void testAnomalyDetectionTsl() throws ApexException, InterruptedException, IOException {
+    // once through the long-running test below
+    void testAnomalyDetectionTsl() throws ApexException {
         final AxPolicyModel apexPolicyModel = new AdaptiveDomainModelFactory().getAnomalyDetectionPolicyModel();
         assertNotNull(apexPolicyModel);
 
@@ -140,34 +137,32 @@ public class AnomalyDetectionTslUseCaseTest {
         apexEngine1.updateModel(apexPolicyModel, false);
         apexEngine1.start();
         final EnEvent triggerEvent =
-                apexEngine1.createEvent(new AxArtifactKey("AnomalyDetectionTriggerEvent", "0.0.1"));
+            apexEngine1.createEvent(new AxArtifactKey("AnomalyDetectionTriggerEvent", "0.0.1"));
         final double rval = RAND.nextGaussian();
         triggerEvent.put("Iteration", 0);
         triggerEvent.put("MonitoredValue", rval);
-        LOGGER.info("Triggering policy in Engine 1 with " + triggerEvent);
+        LOGGER.info("Triggering policy in Engine 1 with {}", triggerEvent);
         apexEngine1.handleEvent(triggerEvent);
         final EnEvent result = listener1.getResult();
         LOGGER.info("Receiving action event {} ", result);
-        assertEquals("ExecutionIDs are different", triggerEvent.getExecutionId(), result.getExecutionId());
+        assertEquals(triggerEvent.getExecutionId(), result.getExecutionId(), "ExecutionIDs are different");
         triggerEvent.clear();
         result.clear();
-        await().atLeast(1, TimeUnit.MILLISECONDS).until(() -> result.isEmpty());
+        await().atLeast(1, TimeUnit.MILLISECONDS).until(result::isEmpty);
         apexEngine1.stop();
     }
 
     /**
-     * This policy passes, and recieves a Double event context filed called "EVCDouble"<br>
+     * This policy passes, and receives a Double event context filed called "EVCDouble"<br>
      * The policy tries to detect anomalies in the pattern of values for EVCDouble <br>
      * This test case generates a SineWave-like pattern for the parameter, repeating every 360 iterations. (These Period
      * should probably be set using TaskParameters!) Every 361st value is a random number!, so should be identified as
      * an Anomaly. The policy has 3 Decide Tasks, and the Decide TaskSelectionLogic picks one depending on the
      * 'Anomaliness' of the input data. <br>
-     * To plot the results grep debug results for the string "************", paste into excel and delete non-relevant
+     * To plot the results grep debug results for the string "************", paste into Excel and delete non-relevant
      * columns<br>
      *
      * @throws ApexException the apex exception
-     * @throws InterruptedException the interrupted exception
-     * @throws IOException Signals that an I/O exception has occurred.
      */
     // Test is disabled by default. uncomment below, or execute using the main() method
     // @Test
@@ -175,7 +170,7 @@ public class AnomalyDetectionTslUseCaseTest {
     // -Dtest=org.onap.policy.apex.core.engine.ml.TestAnomalyDetectionTslUseCase test | findstr /L /C:"Apex [main] DEBUG
     // c.e.a.e.TaskSelectionExecutionLogging -
     // TestAnomalyDetectionTSL_Policy0000DecideStateTaskSelectionLogic.getTask():"
-    public void testAnomalyDetectionTslmain() throws ApexException, InterruptedException, IOException {
+    void testAnomalyDetectionTslMain() throws ApexException {
 
         final AxPolicyModel apexPolicyModel = new AdaptiveDomainModelFactory().getAnomalyDetectionPolicyModel();
         assertNotNull(apexPolicyModel);
@@ -197,23 +192,23 @@ public class AnomalyDetectionTslUseCaseTest {
         apexEngine1.start();
 
         final EnEvent triggerEvent =
-                apexEngine1.createEvent(new AxArtifactKey("AnomalyDetectionTriggerEvent", "0.0.1"));
+            apexEngine1.createEvent(new AxArtifactKey("AnomalyDetectionTriggerEvent", "0.0.1"));
         assertNotNull(triggerEvent);
 
         for (int iteration = 0; iteration < MAXITERATIONS; iteration++) {
             // Trigger the policy in engine 1
 
             double value = (Math.sin(Math.toRadians(iteration))) + (RAND.nextGaussian() / 25.0);
-            // lets make every 361st number a random value to perhaps flag as an anomaly
+            // let's make every 361st number a random value to perhaps flag as an anomaly
             if (((iteration + 45) % 361) == 0) {
                 value = (RAND.nextGaussian() * 2.0);
             }
             triggerEvent.put("Iteration", iteration);
             triggerEvent.put("MonitoredValue", value);
-            LOGGER.info("Iteration " + iteration + ":\tTriggering policy in Engine 1 with " + triggerEvent);
+            LOGGER.info("Iteration {}:\tTriggering policy in Engine 1 with {}", iteration, triggerEvent);
             apexEngine1.handleEvent(triggerEvent);
             final EnEvent result = listener1.getResult();
-            LOGGER.info("Iteration " + iteration + ":\tReceiving action event {} ", result);
+            LOGGER.info("Iteration {}:\tReceiving action event {} ", iteration, result);
             triggerEvent.clear();
             result.clear();
         }
@@ -226,10 +221,8 @@ public class AnomalyDetectionTslUseCaseTest {
      *
      * @param args the arguments
      * @throws ApexException the apex exception
-     * @throws InterruptedException the interrupted exception
-     * @throws IOException Signals that an I/O exception has occurred.
      */
-    public static void main(final String[] args) throws ApexException, InterruptedException, IOException {
-        new AnomalyDetectionTslUseCaseTest().testAnomalyDetectionTslmain();
+    public static void main(final String[] args) throws ApexException {
+        new AnomalyDetectionTslUseCaseTest().testAnomalyDetectionTslMain();
     }
 }
diff --git a/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AutoLearnModelTest.java b/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AutoLearnModelTest.java
index c69fa0678..c864de150 100644
--- a/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AutoLearnModelTest.java
+++ b/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AutoLearnModelTest.java
@@ -1,7 +1,7 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
- *  Modifications Copyright (C) 2020,2022 Nordix Foundation.
+ *  Modifications Copyright (C) 2020, 2022, 2024 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,36 +21,35 @@
 
 package org.onap.policy.apex.examples.adaptive;
 
-import static org.junit.Assert.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
-import org.junit.Before;
-import org.junit.Test;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.apex.model.basicmodel.concepts.AxValidationResult;
 import org.onap.policy.apex.model.basicmodel.test.TestApexModel;
 import org.onap.policy.apex.model.policymodel.concepts.AxPolicyModel;
 
-public class AutoLearnModelTest {
+class AutoLearnModelTest {
     private static final String VALID_MODEL_STRING = "***validation of model successful***";
 
     TestApexModel<AxPolicyModel> testApexModel;
 
     /**
      * Sets up embedded Derby database and the Apex AutoLearn model for the tests.
-     * @throws Exception exception to be thrown while setting up the database connection
      */
-    @Before
-    public void setup() throws Exception {
+    @BeforeEach
+    void setup() {
         testApexModel = new TestApexModel<>(AxPolicyModel.class, new TestAutoLearnModelCreator());
     }
 
     @Test
-    public void testModelValid() throws Exception {
+    void testModelValid() throws Exception {
         final AxValidationResult result = testApexModel.testApexModelValid();
         assertEquals(VALID_MODEL_STRING, result.toString());
     }
 
     @Test
-    public void testModelWriteReadJson() throws Exception {
+    void testModelWriteReadJson() throws Exception {
         testApexModel.testApexModelWriteReadJson();
     }
 }
diff --git a/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AutoLearnTslUseCaseTest.java b/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AutoLearnTslUseCaseTest.java
index 52d1b7ff8..bcb953a81 100644
--- a/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AutoLearnTslUseCaseTest.java
+++ b/examples/examples-adaptive/src/test/java/org/onap/policy/apex/examples/adaptive/AutoLearnTslUseCaseTest.java
@@ -1,7 +1,7 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
- *  Modifications Copyright (C) 2019-2020 Nordix Foundation.
+ *  Modifications Copyright (C) 2019-2020, 2024 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,16 +22,15 @@
 package org.onap.policy.apex.examples.adaptive;
 
 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.IOException;
 import java.util.Random;
 import java.util.concurrent.TimeUnit;
-import org.junit.After;
-import org.junit.Before;
-import org.junit.Test;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.onap.policy.apex.context.impl.schema.java.JavaSchemaHelperParameters;
 import org.onap.policy.apex.context.parameters.ContextParameterConstants;
 import org.onap.policy.apex.context.parameters.ContextParameters;
@@ -52,34 +51,36 @@ import org.onap.policy.common.parameters.ParameterService;
 import org.slf4j.ext.XLogger;
 import org.slf4j.ext.XLoggerFactory;
 
-// TODO: Auto-generated Javadoc
 /**
  * Test Auto learning in TSL.
  *
  * @author John Keeney (John.Keeney@ericsson.com)
  */
-public class AutoLearnTslUseCaseTest {
+class AutoLearnTslUseCaseTest {
     private static final XLogger LOGGER = XLoggerFactory.getXLogger(AutoLearnTslUseCaseTest.class);
 
     private static final int MAXITERATIONS = 1000;
     private static final Random rand = new Random(System.currentTimeMillis());
+    private static final String RECEIVING_ACTION_EVENT = "Receiving action event {} ";
+    private static final String TRIGGER_MESSAGE = "Triggering policy in Engine 1 with {}";
 
     private SchemaParameters schemaParameters;
     private ContextParameters contextParameters;
     private EngineParameters engineParameters;
 
+
     /**
      * Before test.
      */
-    @Before
-    public void beforeTest() {
+    @BeforeEach
+    void beforeTest() {
         schemaParameters = new SchemaParameters();
-        
+
         schemaParameters.setName(ContextParameterConstants.SCHEMA_GROUP_NAME);
         schemaParameters.getSchemaHelperParameterMap().put("JAVA", new JavaSchemaHelperParameters());
 
         ParameterService.register(schemaParameters);
-        
+
         contextParameters = new ContextParameters();
 
         contextParameters.setName(ContextParameterConstants.MAIN_GROUP_NAME);
@@ -91,7 +92,7 @@ public class AutoLearnTslUseCaseTest {
         ParameterService.register(contextParameters.getDistributorParameters());
         ParameterService.register(contextParameters.getLockManagerParameters());
         ParameterService.register(contextParameters.getPersistorParameters());
-        
+
         engineParameters = new EngineParameters();
         engineParameters.getExecutorParameterMap().put("MVEL", new MvelExecutorParameters());
         engineParameters.getExecutorParameterMap().put("JAVA", new JavaExecutorParameters());
@@ -101,10 +102,10 @@ public class AutoLearnTslUseCaseTest {
     /**
      * After test.
      */
-    @After
-    public void afterTest() {
+    @AfterEach
+    void afterTest() {
         ParameterService.deregister(engineParameters);
-        
+
         ParameterService.deregister(contextParameters.getDistributorParameters());
         ParameterService.deregister(contextParameters.getLockManagerParameters());
         ParameterService.deregister(contextParameters.getPersistorParameters());
@@ -117,12 +118,10 @@ public class AutoLearnTslUseCaseTest {
      * Test auto learn tsl.
      *
      * @throws ApexException the apex exception
-     * @throws InterruptedException the interrupted exception
-     * @throws IOException Signals that an I/O exception has occurred.
      */
     @Test
-    // once through the long running test below
-    public void testAutoLearnTsl() throws ApexException, InterruptedException, IOException {
+    // once through the long-running test below
+    void testAutoLearnTsl() throws ApexException {
         final AxPolicyModel apexPolicyModel = new AdaptiveDomainModelFactory().getAutoLearnPolicyModel();
         assertNotNull(apexPolicyModel);
 
@@ -142,11 +141,12 @@ public class AutoLearnTslUseCaseTest {
         final double rval = rand.nextGaussian();
         triggerEvent.put("MonitoredValue", rval);
         triggerEvent.put("LastMonitoredValue", 0D);
-        LOGGER.info("Triggering policy in Engine 1 with " + triggerEvent);
+
+        LOGGER.info(TRIGGER_MESSAGE, triggerEvent);
         apexEngine1.handleEvent(triggerEvent);
         final EnEvent result = listener1.getResult();
-        LOGGER.info("Receiving action event {} ", result);
-        assertEquals("ExecutionIDs are different", triggerEvent.getExecutionId(), result.getExecutionId());
+        LOGGER.info(RECEIVING_ACTION_EVENT, result);
+        assertEquals(triggerEvent.getExecutionId(), result.getExecutionId(), "ExecutionIDs are different");
         triggerEvent.clear();
         result.clear();
         await().atLeast(10, TimeUnit.MILLISECONDS).until(() -> triggerEvent.isEmpty() && result.isEmpty());
@@ -166,11 +166,9 @@ public class AutoLearnTslUseCaseTest {
      * columns<br>
      *
      * @throws ApexException the apex exception
-     * @throws InterruptedException the interrupted exception
-     * @throws IOException Signals that an I/O exception has occurred.
      */
     // @Test
-    public void testAutoLearnTslMain() throws ApexException, InterruptedException, IOException {
+    void testAutoLearnTslMain() throws ApexException {
 
         final double dwant = 50.0;
         final double toleranceTileJump = 3.0;
@@ -209,10 +207,10 @@ public class AutoLearnTslUseCaseTest {
 
         for (int iteration = 0; iteration < MAXITERATIONS; iteration++) {
             // Trigger the policy in engine 1
-            LOGGER.info("Triggering policy in Engine 1 with " + triggerEvent);
+            LOGGER.info(TRIGGER_MESSAGE, triggerEvent);
             apexEngine1.handleEvent(triggerEvent);
             final EnEvent result = listener1.getResult();
-            LOGGER.info("Receiving action event {} ", result);
+            LOGGER.info(RECEIVING_ACTION_EVENT, result);
             triggerEvent.clear();
 
             double val = (Double) result.get("MonitoredValue");
@@ -230,7 +228,7 @@ public class AutoLearnTslUseCaseTest {
                 val = rval;
                 triggerEvent.put("MonitoredValue", val);
                 LOGGER.info("Iteration " + iteration + ": Average " + avval + " has become closer (" + distance
-                        + ") than " + toleranceTileJump + " to " + dwant + " so reseting val:\t\t\t\t\t\t\t\t" + val);
+                    + ") than " + toleranceTileJump + " to " + dwant + " so reseting val:\t\t\t\t\t\t\t\t" + val);
                 avval = 0;
                 avcount = 0;
             }
@@ -249,10 +247,8 @@ public class AutoLearnTslUseCaseTest {
      *
      * @param args the arguments
      * @throws ApexException the apex exception
-     * @throws InterruptedException the interrupted exception
-     * @throws IOException Signals that an I/O exception has occurred.
      */
-    public static void main(final String[] args) throws ApexException, InterruptedException, IOException {
+    public static void main(final String[] args) throws ApexException {
         new AutoLearnTslUseCaseTest().testAutoLearnTslMain();
     }
 }