Add unit test for PDP groups

Unit test for the JPA concepts in models-pdp.

Issue-ID: POLICY-1095
Change-Id: Id33626f3789da45e36935edf564003651e9ce7c4
Signed-off-by: liamfallon <liam.fallon@est.tech>

10 files changed, 909 insertions, 70 deletions

diff --git a/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdp.java b/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdp.java
index 0a9aa5874..627641825 100644
--- a/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdp.java
+++ b/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdp.java
@@ -111,7 +111,7 @@ public class JpaPdp extends PfConcept implements PfAuthorative<Pdp>, Serializabl
      *
      * @param copyConcept the concept to copy from
      */
-    public JpaPdp(final JpaPdp copyConcept) {
+    public JpaPdp(@NonNull final JpaPdp copyConcept) {
         super(copyConcept);
     }
 
@@ -120,7 +120,7 @@ public class JpaPdp extends PfConcept implements PfAuthorative<Pdp>, Serializabl
      *
      * @param authorativeConcept the authorative concept to copy from
      */
-    public JpaPdp(final Pdp authorativeConcept) {
+    public JpaPdp(@NonNull final Pdp authorativeConcept) {
         this.fromAuthorative(authorativeConcept);
     }
 
@@ -137,8 +137,8 @@ public class JpaPdp extends PfConcept implements PfAuthorative<Pdp>, Serializabl
     }
 
     @Override
-    public void fromAuthorative(final Pdp pdp) {
-        if (this.getKey().isNullKey()) {
+    public void fromAuthorative(@NonNull final Pdp pdp) {
+        if (this.key == null || this.getKey().isNullKey()) {
             this.setKey(new PfReferenceKey());
             getKey().setLocalName(pdp.getInstanceId());
         }
@@ -163,7 +163,7 @@ public class JpaPdp extends PfConcept implements PfAuthorative<Pdp>, Serializabl
     }
 
     @Override
-    public PfValidationResult validate(final PfValidationResult resultIn) {
+    public PfValidationResult validate(@NonNull final PfValidationResult resultIn) {
         PfValidationResult result = resultIn;
 
         if (key.isNullKey()) {
diff --git a/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpGroup.java b/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpGroup.java
index 9c896a31b..71f27c48b 100644
--- a/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpGroup.java
+++ b/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpGroup.java
@@ -131,7 +131,7 @@ public class JpaPdpGroup extends PfConcept implements PfAuthorative<PdpGroup> {
      *
      * @param copyConcept the concept to copy from
      */
-    public JpaPdpGroup(final JpaPdpGroup copyConcept) {
+    public JpaPdpGroup(@NonNull final JpaPdpGroup copyConcept) {
         super(copyConcept);
     }
 
@@ -140,7 +140,7 @@ public class JpaPdpGroup extends PfConcept implements PfAuthorative<PdpGroup> {
      *
      * @param authorativeConcept the authorative concept to copy from
      */
-    public JpaPdpGroup(final PdpGroup authorativeConcept) {
+    public JpaPdpGroup(@NonNull final PdpGroup authorativeConcept) {
         this.fromAuthorative(authorativeConcept);
     }
 
@@ -164,8 +164,10 @@ public class JpaPdpGroup extends PfConcept implements PfAuthorative<PdpGroup> {
     }
 
     @Override
-    public void fromAuthorative(final PdpGroup pdpGroup) {
-        this.setKey(new PfConceptKey(pdpGroup.getName(), pdpGroup.getVersion()));
+    public void fromAuthorative(@NonNull final PdpGroup pdpGroup) {
+        if (this.key == null || this.getKey().isNullKey()) {
+            this.setKey(new PfConceptKey(pdpGroup.getName(), pdpGroup.getVersion()));
+        }
 
         this.description = pdpGroup.getDescription();
         this.pdpGroupState = pdpGroup.getPdpGroupState();
@@ -190,7 +192,6 @@ public class JpaPdpGroup extends PfConcept implements PfAuthorative<PdpGroup> {
             keyList.addAll(jpaPdpSubgroup.getKeys());
         }
 
-
         return keyList;
     }
 
@@ -214,7 +215,7 @@ public class JpaPdpGroup extends PfConcept implements PfAuthorative<PdpGroup> {
     }
 
     @Override
-    public PfValidationResult validate(final PfValidationResult resultIn) {
+    public PfValidationResult validate(@NonNull final PfValidationResult resultIn) {
         PfValidationResult result = resultIn;
 
         if (key.isNullKey()) {
@@ -224,11 +225,16 @@ public class JpaPdpGroup extends PfConcept implements PfAuthorative<PdpGroup> {
 
         result = key.validate(result);
 
-        if (StringUtils.isBlank(description)) {
+        if (description != null && StringUtils.isBlank(description)) {
             result.addValidationMessage(new PfValidationMessage(key, this.getClass(), ValidationResult.INVALID,
                     "description may not be blank"));
         }
 
+        if (pdpGroupState == null) {
+            result.addValidationMessage(new PfValidationMessage(key, this.getClass(), ValidationResult.INVALID,
+                    "pdpGroupState may not be null"));
+        }
+
         if (properties != null) {
             for (Entry<String, String> propertyEntry : properties.entrySet()) {
                 if (!ParameterValidationUtils.validateStringParameter(propertyEntry.getKey())) {
@@ -242,7 +248,6 @@ public class JpaPdpGroup extends PfConcept implements PfAuthorative<PdpGroup> {
             }
         }
 
-
         if (pdpSubGroups == null) {
             result.addValidationMessage(new PfValidationMessage(key, this.getClass(), ValidationResult.INVALID,
                     "a PDP group must have a list of PDP subgroups"));
diff --git a/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpSubGroup.java b/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpSubGroup.java
index 1937cbfbb..d51cfc67e 100644
--- a/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpSubGroup.java
+++ b/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpSubGroup.java
@@ -91,12 +91,11 @@ public class JpaPdpSubGroup extends PfConcept implements PfAuthorative<PdpSubGro
 
     // @formatter:ofF
     @OneToMany
-    @CollectionTable(joinColumns = {
-            @JoinColumn(name = "pdpSubGroupParentKeyName",    referencedColumnName = "parentKeyName"),
+    @CollectionTable(
+            joinColumns = { @JoinColumn(name = "pdpSubGroupParentKeyName", referencedColumnName = "parentKeyName"),
             @JoinColumn(name = "pdpSubGroupParentKeyVersion", referencedColumnName = "parentKeyVersion"),
-            @JoinColumn(name = "pdpSubGroupParentLocalName",  referencedColumnName = "parentLocalName"),
-            @JoinColumn(name = "pdpSubGroupLocalName",        referencedColumnName = "localName")
-        })
+            @JoinColumn(name = "pdpSubGroupParentLocalName", referencedColumnName = "parentLocalName"),
+            @JoinColumn(name = "pdpSubGroupLocalName", referencedColumnName = "localName") })
     // formatter:on
     private List<JpaPdp> pdpInstances;
 
@@ -137,7 +136,7 @@ public class JpaPdpSubGroup extends PfConcept implements PfAuthorative<PdpSubGro
      *
      * @param copyConcept the concept to copy from
      */
-    public JpaPdpSubGroup(final JpaPdpSubGroup copyConcept) {
+    public JpaPdpSubGroup(@NonNull final JpaPdpSubGroup copyConcept) {
         super(copyConcept);
     }
 
@@ -146,7 +145,7 @@ public class JpaPdpSubGroup extends PfConcept implements PfAuthorative<PdpSubGro
      *
      * @param authorativeConcept the authorative concept to copy from
      */
-    public JpaPdpSubGroup(final PdpSubGroup authorativeConcept) {
+    public JpaPdpSubGroup(@NonNull final PdpSubGroup authorativeConcept) {
         this.fromAuthorative(authorativeConcept);
     }
 
@@ -184,35 +183,40 @@ public class JpaPdpSubGroup extends PfConcept implements PfAuthorative<PdpSubGro
     }
 
     @Override
-    public void fromAuthorative(final PdpSubGroup pdpSubgroup) {
-        if (this.getKey().isNullKey()) {
+    public void fromAuthorative(@NonNull final PdpSubGroup pdpSubgroup) {
+        if (this.key == null || this.getKey().isNullKey()) {
             this.setKey(new PfReferenceKey());
             getKey().setLocalName(pdpSubgroup.getPdpType());
         }
 
         this.supportedPolicyTypes = new ArrayList<>();
-        for (ToscaPolicyTypeIdentifier supportedPolicyType : pdpSubgroup.getSupportedPolicyTypes()) {
-            this.supportedPolicyTypes
-                    .add(new PfConceptKey(supportedPolicyType.getName(), supportedPolicyType.getVersion()));
+        if (pdpSubgroup.getSupportedPolicyTypes() != null) {
+            for (ToscaPolicyTypeIdentifier supportedPolicyType : pdpSubgroup.getSupportedPolicyTypes()) {
+                this.supportedPolicyTypes
+                        .add(new PfConceptKey(supportedPolicyType.getName(), supportedPolicyType.getVersion()));
+            }
         }
 
-
         this.policies = new ArrayList<>();
-        for (ToscaPolicyIdentifier toscaPolicyIdentifier : pdpSubgroup.getPolicies()) {
-            this.policies.add(new PfConceptKey(toscaPolicyIdentifier.getName(), toscaPolicyIdentifier.getVersion()));
+        if (pdpSubgroup.getPolicies() != null) {
+            for (ToscaPolicyIdentifier toscaPolicyIdentifier : pdpSubgroup.getPolicies()) {
+                this.policies
+                        .add(new PfConceptKey(toscaPolicyIdentifier.getName(), toscaPolicyIdentifier.getVersion()));
+            }
         }
-
         this.currentInstanceCount = pdpSubgroup.getCurrentInstanceCount();
         this.desiredInstanceCount = pdpSubgroup.getDesiredInstanceCount();
         this.properties =
                 (pdpSubgroup.getProperties() == null ? null : new LinkedHashMap<>(pdpSubgroup.getProperties()));
 
         this.pdpInstances = new ArrayList<>();
-        for (Pdp pdp : pdpSubgroup.getPdpInstances()) {
-            JpaPdp jpaPdp = new JpaPdp();
-            jpaPdp.setKey(new PfReferenceKey(getKey(), pdp.getInstanceId()));
-            jpaPdp.fromAuthorative(pdp);
-            this.pdpInstances.add(jpaPdp);
+        if (pdpSubgroup.getPdpInstances() != null) {
+            for (Pdp pdp : pdpSubgroup.getPdpInstances()) {
+                JpaPdp jpaPdp = new JpaPdp();
+                jpaPdp.setKey(new PfReferenceKey(getKey(), pdp.getInstanceId()));
+                jpaPdp.fromAuthorative(pdp);
+                this.pdpInstances.add(jpaPdp);
+            }
         }
     }
 
@@ -262,7 +266,7 @@ public class JpaPdpSubGroup extends PfConcept implements PfAuthorative<PdpSubGro
     }
 
     @Override
-    public PfValidationResult validate(final PfValidationResult resultIn) {
+    public PfValidationResult validate(@NonNull final PfValidationResult resultIn) {
         PfValidationResult result = resultIn;
 
         if (key.isNullKey()) {
diff --git a/models-pdp/src/test/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpGroupTest.java b/models-pdp/src/test/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpGroupTest.java
new file mode 100644
index 000000000..e75743e40
--- /dev/null
+++ b/models-pdp/src/test/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpGroupTest.java
@@ -0,0 +1,237 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.models.pdp.persistence.concepts;
+
+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.assertTrue;
+
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+
+import org.junit.Test;
+import org.onap.policy.models.base.PfConceptKey;
+import org.onap.policy.models.base.PfReferenceKey;
+import org.onap.policy.models.base.PfValidationResult;
+import org.onap.policy.models.pdp.concepts.PdpGroup;
+import org.onap.policy.models.pdp.enums.PdpState;
+import org.onap.policy.models.pdp.testconcepts.DummyJpaPdpSubgroupChild;
+
+/**
+ * Test the {@link JpaPdpGroupSubGroup} class.
+ *
+ * @author Liam Fallon (liam.fallon@est.tech)
+ */
+public class JpaPdpGroupTest {
+
+    @Test
+    public void testJpaPdpGroup() {
+        assertThatThrownBy(() -> {
+            new JpaPdpGroup((JpaPdpGroup) null);
+        }).hasMessage("copyConcept is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpGroup((PfConceptKey) null);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpGroup((PdpGroup) null);
+        }).hasMessage("authorativeConcept is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpGroup((JpaPdpGroup) null);
+        }).hasMessage("copyConcept is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpGroup(null, null, null);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpGroup(new PfConceptKey(), null, null);
+        }).hasMessage("pdpGroupState is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpGroup(new PfConceptKey(), PdpState.PASSIVE, null);
+        }).hasMessage("pdpSubGroups is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpGroup(null, PdpState.PASSIVE, null);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpGroup(null, PdpState.PASSIVE, new ArrayList<>());
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpGroup(null, null, new ArrayList<>());
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertNotNull(new JpaPdpGroup((new PfConceptKey())));
+        assertNotNull(new JpaPdpGroup((new JpaPdpGroup())));
+
+        PdpGroup testPdpGroup = new PdpGroup();
+        testPdpGroup.setName("PDPGroup0");
+        testPdpGroup.setPdpSubgroups(new ArrayList<>());
+        JpaPdpGroup testJpaPdpGroup = new JpaPdpGroup();
+        testJpaPdpGroup.setKey(null);
+
+        assertThatThrownBy(() -> {
+            testJpaPdpGroup.fromAuthorative(testPdpGroup);
+        }).hasMessage("version is marked @NonNull but is null");
+
+        testJpaPdpGroup.setKey(new PfConceptKey());
+
+        assertThatThrownBy(() -> {
+            testJpaPdpGroup.fromAuthorative(testPdpGroup);
+        }).hasMessage("version is marked @NonNull but is null");
+
+        testPdpGroup.setVersion("1.0.0");
+        testJpaPdpGroup.fromAuthorative(testPdpGroup);
+
+        assertEquals("PDPGroup0", testJpaPdpGroup.getKey().getName());
+        testJpaPdpGroup.setKey(PfConceptKey.getNullKey());
+        testJpaPdpGroup.fromAuthorative(testPdpGroup);
+
+        assertThatThrownBy(() -> {
+            testJpaPdpGroup.fromAuthorative(null);
+        }).hasMessage("pdpGroup is marked @NonNull but is null");
+
+        testJpaPdpGroup.setKey(new PfConceptKey("PDPGroup0", "1.0.0"));
+        testJpaPdpGroup.fromAuthorative(testPdpGroup);
+
+        assertThatThrownBy(() -> {
+            testJpaPdpGroup.copyTo(null);
+        }).hasMessage("target is marked @NonNull but is null");
+
+        assertEquals("PDPGroup0", testJpaPdpGroup.getKey().getName());
+        assertEquals("PDPGroup0", new JpaPdpGroup(testPdpGroup).getKey().getName());
+        assertEquals("PDPGroup0", ((PfConceptKey) new JpaPdpGroup(testPdpGroup).getKeys().get(0)).getName());
+
+        testJpaPdpGroup.clean();
+        assertEquals("PDPGroup0", testJpaPdpGroup.getKey().getName());
+
+        assertThatThrownBy(() -> {
+            testJpaPdpGroup.validate(null);
+        }).hasMessage("resultIn is marked @NonNull but is null");
+
+        assertFalse(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpGroup.setPdpGroupState(PdpState.PASSIVE);
+        assertTrue(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+
+        testJpaPdpGroup.setKey(PfConceptKey.getNullKey());
+        assertFalse(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpGroup.setKey(new PfConceptKey("PdpGroup0", "1.0.0"));
+        assertTrue(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+
+        testJpaPdpGroup.setDescription("   ");
+        assertFalse(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpGroup.setDescription("  A Description ");
+        assertTrue(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpGroup.setDescription(null);
+        assertTrue(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+
+        testJpaPdpGroup.setProperties(new LinkedHashMap<>());
+        testJpaPdpGroup.getProperties().put(null, null);
+        assertFalse(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpGroup.getProperties().remove(null);
+        assertTrue(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+
+        testJpaPdpGroup.setProperties(new LinkedHashMap<>());
+        testJpaPdpGroup.getProperties().put("NullKey", null);
+        assertFalse(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpGroup.getProperties().remove("NullKey");
+        assertTrue(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+
+        List<JpaPdpSubGroup> jpaPdpSubgroups = testJpaPdpGroup.getPdpSubGroups();
+        assertNotNull(jpaPdpSubgroups);
+        testJpaPdpGroup.setPdpSubGroups(null);
+        assertFalse(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpGroup.setPdpSubGroups(new ArrayList<>());
+        assertTrue(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpGroup.setPdpSubGroups(jpaPdpSubgroups);
+        assertTrue(testJpaPdpGroup.validate(new PfValidationResult()).isOk());
+
+        JpaPdpGroup otherJpaPdpGroup = new JpaPdpGroup(testJpaPdpGroup);
+        assertEquals(0, testJpaPdpGroup.compareTo(otherJpaPdpGroup));
+        assertEquals(-1, testJpaPdpGroup.compareTo(null));
+        assertEquals(0, testJpaPdpGroup.compareTo(testJpaPdpGroup));
+        assertFalse(testJpaPdpGroup.compareTo(new DummyJpaPdpSubgroupChild()) == 0);
+
+        testJpaPdpGroup.getKey().setName("OtherName");
+        assertEquals(-1, testJpaPdpGroup.compareTo(otherJpaPdpGroup));
+        testJpaPdpGroup.getKey().setName("PdpGroup0");
+        assertEquals(0, testJpaPdpGroup.compareTo(otherJpaPdpGroup));
+
+        JpaPdpSubGroup anotherPdpSubgroup =
+                new JpaPdpSubGroup(new PfReferenceKey(testJpaPdpGroup.getKey(), "AnotherPdpSubgroup"));
+        testJpaPdpGroup.getPdpSubGroups().add(anotherPdpSubgroup);
+        assertNotEquals(0, testJpaPdpGroup.compareTo(otherJpaPdpGroup));
+        testJpaPdpGroup.getPdpSubGroups().remove(anotherPdpSubgroup);
+        assertEquals(0, testJpaPdpGroup.compareTo(otherJpaPdpGroup));
+
+        testJpaPdpGroup.setPdpGroupState(PdpState.ACTIVE);
+        assertNotEquals(0, testJpaPdpGroup.compareTo(otherJpaPdpGroup));
+        testJpaPdpGroup.setPdpGroupState(PdpState.PASSIVE);
+        assertEquals(0, testJpaPdpGroup.compareTo(otherJpaPdpGroup));
+
+        testJpaPdpGroup.setDescription("A Description");
+        assertNotEquals(0, testJpaPdpGroup.compareTo(otherJpaPdpGroup));
+        testJpaPdpGroup.setDescription(null);
+        assertEquals(0, testJpaPdpGroup.compareTo(otherJpaPdpGroup));
+
+        testJpaPdpGroup.getProperties().put("AnotherProperty", "Some String");
+        assertNotEquals(0, testJpaPdpGroup.compareTo(otherJpaPdpGroup));
+        testJpaPdpGroup.getProperties().remove("AnotherProperty");
+        assertEquals(0, testJpaPdpGroup.compareTo(otherJpaPdpGroup));
+
+        PdpGroup psg = testJpaPdpGroup.toAuthorative();
+        assertEquals(0, psg.getProperties().size());
+
+        testJpaPdpGroup.setProperties(new LinkedHashMap<>());
+        psg = testJpaPdpGroup.toAuthorative();
+        assertEquals(0, psg.getProperties().size());
+
+        testJpaPdpGroup.setProperties(null);
+        psg = testJpaPdpGroup.toAuthorative();
+        assertNull(psg.getProperties());
+        testJpaPdpGroup.setProperties(new LinkedHashMap<>());
+
+        testJpaPdpGroup.clean();
+        testJpaPdpGroup.getProperties().put(" PropKey ", " Prop Value ");
+        testJpaPdpGroup.clean();
+        assertEquals("PropKey", testJpaPdpGroup.getProperties().keySet().iterator().next());
+        assertEquals("Prop Value", testJpaPdpGroup.getProperties().get("PropKey"));
+        testJpaPdpGroup.setDescription(" A Description ");
+        testJpaPdpGroup.clean();
+        assertEquals("A Description", testJpaPdpGroup.getDescription());
+
+        assertEquals(1, testJpaPdpGroup.getKeys().size());
+        testJpaPdpGroup.getPdpSubGroups().add(anotherPdpSubgroup);
+        assertEquals(2, testJpaPdpGroup.getKeys().size());
+        testJpaPdpGroup.clean();
+        assertEquals(2, testJpaPdpGroup.getKeys().size());
+    }
+}
diff --git a/models-pdp/src/test/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpSubGroupTest.java b/models-pdp/src/test/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpSubGroupTest.java
new file mode 100644
index 000000000..d066d9be7
--- /dev/null
+++ b/models-pdp/src/test/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpSubGroupTest.java
@@ -0,0 +1,279 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.models.pdp.persistence.concepts;
+
+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.assertTrue;
+
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+
+import org.junit.Test;
+import org.onap.policy.models.base.PfConceptKey;
+import org.onap.policy.models.base.PfReferenceKey;
+import org.onap.policy.models.base.PfValidationResult;
+import org.onap.policy.models.pdp.concepts.PdpSubGroup;
+import org.onap.policy.models.pdp.testconcepts.DummyJpaPdpSubgroupChild;
+
+/**
+ * Test the {@link JpaPdpSubGroupSubGroup} class.
+ *
+ * @author Liam Fallon (liam.fallon@est.tech)
+ */
+public class JpaPdpSubGroupTest {
+
+    @Test
+    public void testJpaPdpSubGroup() {
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup((JpaPdpSubGroup) null);
+        }).hasMessage("copyConcept is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup((PfReferenceKey) null);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup((PdpSubGroup) null);
+        }).hasMessage("authorativeConcept is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup(null, null, null, null);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup(new PfReferenceKey(), null, null, null);
+        }).hasMessage("supportedPolicyTypes is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup(new PfReferenceKey(), new ArrayList<>(), null, null);
+        }).hasMessage("policies is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup(null, new ArrayList<>(), null, null);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup(null, new ArrayList<>(), new ArrayList<>(), null);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup(null, null, new ArrayList<>(), null);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup(null, null, null, new ArrayList<>());
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup(new PfReferenceKey(), null, null, new ArrayList<>());
+        }).hasMessage("supportedPolicyTypes is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup(new PfReferenceKey(), new ArrayList<>(), null, new ArrayList<>());
+        }).hasMessage("policies is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup(null, new ArrayList<>(), null, new ArrayList<>());
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup(null, new ArrayList<>(), new ArrayList<>(), new ArrayList<>());
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdpSubGroup(null, null, new ArrayList<>(), null);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertNotNull(new JpaPdpSubGroup((new PfReferenceKey())));
+
+        PdpSubGroup testPdpSubgroup = new PdpSubGroup();
+        testPdpSubgroup.setPdpType("PDP-A");
+        JpaPdpSubGroup testJpaPdpSubGroup = new JpaPdpSubGroup();
+        testJpaPdpSubGroup.setKey(null);
+        testJpaPdpSubGroup.fromAuthorative(testPdpSubgroup);
+        assertEquals("PDP-A", testJpaPdpSubGroup.getKey().getLocalName());
+        testJpaPdpSubGroup.setKey(PfReferenceKey.getNullKey());
+        testJpaPdpSubGroup.fromAuthorative(testPdpSubgroup);
+
+        assertThatThrownBy(() -> {
+            testJpaPdpSubGroup.fromAuthorative(null);
+        }).hasMessage("pdpSubgroup is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            testJpaPdpSubGroup.copyTo(null);
+        }).hasMessage("target is marked @NonNull but is null");
+
+        assertEquals("PDP-A", testJpaPdpSubGroup.getKey().getLocalName());
+        assertEquals("PDP-A", new JpaPdpSubGroup(testPdpSubgroup).getKey().getLocalName());
+        assertEquals("PDP-A", ((PfReferenceKey) new JpaPdpSubGroup(testPdpSubgroup).getKeys().get(0)).getLocalName());
+
+        testJpaPdpSubGroup.clean();
+        assertEquals("PDP-A", testJpaPdpSubGroup.getKey().getLocalName());
+
+        assertThatThrownBy(() -> {
+            testJpaPdpSubGroup.validate(null);
+        }).hasMessage("resultIn is marked @NonNull but is null");
+
+        assertFalse(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).toString()
+                .contains("INVALID:parent of key is a null key"));
+
+        testJpaPdpSubGroup.getKey().setParentConceptKey(new PfConceptKey("Parent:1.0.0"));
+        assertFalse(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        assertFalse(testJpaPdpSubGroup.validate(new PfValidationResult()).toString()
+                .contains("INVALID:parent of key is a null key"));
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).toString()
+                .contains("INVALID:a PDP subgroup must support at least one policy type"));
+
+        testJpaPdpSubGroup.setSupportedPolicyTypes(new ArrayList<>());
+        testJpaPdpSubGroup.getSupportedPolicyTypes().add(new PfConceptKey("APolicyType:1.0.0"));
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        assertFalse(testJpaPdpSubGroup.validate(new PfValidationResult()).toString()
+                .contains("INVALID:a PDP subgroup must support at least one policy type"));
+
+        PfReferenceKey savedKey = testJpaPdpSubGroup.getKey();
+        testJpaPdpSubGroup.setKey(PfReferenceKey.getNullKey());
+        assertFalse(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpSubGroup.setKey(savedKey);
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+
+        testJpaPdpSubGroup.setProperties(new LinkedHashMap<>());
+        testJpaPdpSubGroup.getProperties().put(null, null);
+        assertFalse(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpSubGroup.getProperties().remove(null);
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+
+        testJpaPdpSubGroup.setProperties(new LinkedHashMap<>());
+        testJpaPdpSubGroup.getProperties().put("NullKey", null);
+        assertFalse(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpSubGroup.getProperties().remove("NullKey");
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+
+        testJpaPdpSubGroup.setDesiredInstanceCount(-1);
+        assertFalse(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpSubGroup.setDesiredInstanceCount(0);
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpSubGroup.setProperties(null);
+
+        testJpaPdpSubGroup.setCurrentInstanceCount(-1);
+        assertFalse(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpSubGroup.setCurrentInstanceCount(0);
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpSubGroup.setProperties(null);
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+
+        List<PfConceptKey> supportedPolicyTypes = testJpaPdpSubGroup.getSupportedPolicyTypes();
+        assertNotNull(supportedPolicyTypes);
+        testJpaPdpSubGroup.setSupportedPolicyTypes(null);
+        assertFalse(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpSubGroup.setSupportedPolicyTypes(new ArrayList<>());
+        assertFalse(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpSubGroup.setSupportedPolicyTypes(supportedPolicyTypes);
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+
+        List<PfConceptKey> supportedPolicies = testJpaPdpSubGroup.getPolicies();
+        assertNotNull(supportedPolicies);
+        testJpaPdpSubGroup.setPolicies(null);
+        assertFalse(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpSubGroup.setPolicies(new ArrayList<>());
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpSubGroup.setPolicies(supportedPolicies);
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+
+        List<JpaPdp> pdpInstances = testJpaPdpSubGroup.getPdpInstances();
+        assertNotNull(pdpInstances);
+        testJpaPdpSubGroup.setPdpInstances(null);
+        assertFalse(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpSubGroup.setPdpInstances(new ArrayList<>());
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+        testJpaPdpSubGroup.setPdpInstances(pdpInstances);
+        assertTrue(testJpaPdpSubGroup.validate(new PfValidationResult()).isOk());
+
+        JpaPdpSubGroup otherJpaPdpSubGroup = new JpaPdpSubGroup(testJpaPdpSubGroup);
+        assertEquals(0, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+        assertEquals(-1, testJpaPdpSubGroup.compareTo(null));
+        assertEquals(0, testJpaPdpSubGroup.compareTo(testJpaPdpSubGroup));
+        assertFalse(testJpaPdpSubGroup.compareTo(new DummyJpaPdpSubgroupChild()) == 0);
+
+        testJpaPdpSubGroup.getKey().setParentKeyName("Parent1");
+        assertEquals(1, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+        testJpaPdpSubGroup.getKey().setParentKeyName("Parent");
+        assertEquals(0, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+
+        testJpaPdpSubGroup.setCurrentInstanceCount(1);
+        assertEquals(1, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+        testJpaPdpSubGroup.setCurrentInstanceCount(0);
+        assertEquals(0, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+
+        testJpaPdpSubGroup.setDesiredInstanceCount(1);
+        assertEquals(1, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+        testJpaPdpSubGroup.setDesiredInstanceCount(0);
+        assertEquals(0, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+
+        PfConceptKey anotherPolicyType = new PfConceptKey("AnotherPolicyType", "1.0.0");
+        testJpaPdpSubGroup.getSupportedPolicyTypes().add(anotherPolicyType);
+        assertNotEquals(0, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+        testJpaPdpSubGroup.getSupportedPolicyTypes().remove(anotherPolicyType);
+        assertEquals(0, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+
+        PfConceptKey anotherPolicy = new PfConceptKey("AnotherPolicy", "1.0.0");
+        testJpaPdpSubGroup.getPolicies().add(anotherPolicy);
+        assertNotEquals(0, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+        testJpaPdpSubGroup.getPolicies().remove(anotherPolicy);
+        assertEquals(0, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+
+        JpaPdp anotherPdp = new JpaPdp(new PfReferenceKey(testJpaPdpSubGroup.getKey(), "AnotherPdp"));
+        testJpaPdpSubGroup.getPdpInstances().add(anotherPdp);
+        assertNotEquals(0, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+        testJpaPdpSubGroup.getPdpInstances().remove(anotherPdp);
+        assertEquals(0, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+
+        testJpaPdpSubGroup.setProperties(new LinkedHashMap<>());
+        testJpaPdpSubGroup.getProperties().put("AnotherProperty", "Some String");
+        assertNotEquals(0, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+        testJpaPdpSubGroup.getProperties().remove("AnotherProperty");
+        testJpaPdpSubGroup.setProperties(null);
+        assertEquals(0, testJpaPdpSubGroup.compareTo(otherJpaPdpSubGroup));
+
+        PdpSubGroup psg = testJpaPdpSubGroup.toAuthorative();
+        assertNull(psg.getProperties());
+
+        testJpaPdpSubGroup.setProperties(new LinkedHashMap<>());
+        psg = testJpaPdpSubGroup.toAuthorative();
+        assertEquals(0, psg.getProperties().size());
+
+        testJpaPdpSubGroup.getPolicies().add(new PfConceptKey("APolicy:1.0.0"));
+        testJpaPdpSubGroup.getPdpInstances().add(new JpaPdp());
+
+        testJpaPdpSubGroup.getProperties().put(" PropKey ", " Prop Value ");
+        testJpaPdpSubGroup.clean();
+        assertEquals("PropKey", testJpaPdpSubGroup.getProperties().keySet().iterator().next());
+        assertEquals("Prop Value", testJpaPdpSubGroup.getProperties().get("PropKey"));
+
+        assertEquals(4, testJpaPdpSubGroup.getKeys().size());
+    }
+}
diff --git a/models-pdp/src/test/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpTest.java b/models-pdp/src/test/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpTest.java
new file mode 100644
index 000000000..5a27210fc
--- /dev/null
+++ b/models-pdp/src/test/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpTest.java
@@ -0,0 +1,183 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.models.pdp.persistence.concepts;
+
+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 org.junit.Test;
+import org.onap.policy.models.base.PfConceptKey;
+import org.onap.policy.models.base.PfReferenceKey;
+import org.onap.policy.models.base.PfValidationResult;
+import org.onap.policy.models.pdp.concepts.Pdp;
+import org.onap.policy.models.pdp.enums.PdpHealthStatus;
+import org.onap.policy.models.pdp.enums.PdpState;
+import org.onap.policy.models.pdp.persistence.concepts.JpaPdp;
+import org.onap.policy.models.pdp.testconcepts.DummyJpaPdpChild;
+
+/**
+ * Test the {@link JpaPdp} class.
+ *
+ * @author Liam Fallon (liam.fallon@est.tech)
+ */
+public class JpaPdpTest {
+
+    @Test
+    public void testJpaPdp() {
+        assertThatThrownBy(() -> {
+            new JpaPdp((JpaPdp) null);
+        }).hasMessage("copyConcept is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdp((PfReferenceKey) null);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdp(null, null, null);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdp(new PfReferenceKey(), null, null);
+        }).hasMessage("pdpState is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdp(new PfReferenceKey(), PdpState.ACTIVE, null);
+        }).hasMessage("healthy is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdp(null, PdpState.ACTIVE, null);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdp(null, PdpState.ACTIVE, PdpHealthStatus.UNKNOWN);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdp(null, null, PdpHealthStatus.UNKNOWN);
+        }).hasMessage("key is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new JpaPdp((Pdp) null);
+        }).hasMessage("authorativeConcept is marked @NonNull but is null");
+
+        assertNotNull(new JpaPdp((new PfReferenceKey())));
+
+        Pdp testPdp = new Pdp();
+        testPdp.setInstanceId("ThePDP");
+        JpaPdp testJpaPdp = new JpaPdp();
+        testJpaPdp.setKey(null);
+        testJpaPdp.fromAuthorative(testPdp);
+        assertEquals("ThePDP", testJpaPdp.getKey().getLocalName());
+        testJpaPdp.setKey(PfReferenceKey.getNullKey());
+        testJpaPdp.fromAuthorative(testPdp);
+
+        assertThatThrownBy(() -> {
+            testJpaPdp.fromAuthorative(null);
+        }).hasMessage("pdp is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            testJpaPdp.copyTo(null);
+        }).hasMessage("target is marked @NonNull but is null");
+
+        assertEquals("ThePDP", testJpaPdp.getKey().getLocalName());
+        assertEquals("ThePDP", new JpaPdp(testPdp).getKey().getLocalName());
+        assertEquals("ThePDP", ((PfReferenceKey) new JpaPdp(testPdp).getKeys().get(0)).getLocalName());
+
+        testJpaPdp.clean();
+        assertEquals("ThePDP", testJpaPdp.getKey().getLocalName());
+
+        testJpaPdp.setMessage("   A Message   ");
+        testJpaPdp.clean();
+        assertEquals("A Message", testJpaPdp.getMessage());
+
+        assertThatThrownBy(() -> {
+            testJpaPdp.validate(null);
+        }).hasMessage("resultIn is marked @NonNull but is null");
+
+        assertFalse(testJpaPdp.validate(new PfValidationResult()).isOk());
+        assertTrue(testJpaPdp.validate(new PfValidationResult()).toString()
+                .contains("INVALID:parent of key is a null key"));
+
+        testJpaPdp.getKey().setParentConceptKey(new PfConceptKey("Parent:1.0.0"));
+        assertFalse(testJpaPdp.validate(new PfValidationResult()).isOk());
+        assertFalse(testJpaPdp.validate(new PfValidationResult()).toString()
+                .contains("INVALID:parent of key is a null key"));
+        assertTrue(testJpaPdp.validate(new PfValidationResult()).toString()
+                .contains("INVALID:local name of parent of key is null"));
+
+        testJpaPdp.getKey().setParentLocalName("ParentLocal");
+        assertFalse(testJpaPdp.validate(new PfValidationResult()).isOk());
+        assertFalse(testJpaPdp.validate(new PfValidationResult()).toString()
+                .contains("INVALID:local name of parent of key is null"));
+        assertTrue(testJpaPdp.validate(new PfValidationResult()).toString()
+                .contains("INVALID:PDP state may not be null"));
+
+        testJpaPdp.setPdpState(PdpState.ACTIVE);
+        assertFalse(testJpaPdp.validate(new PfValidationResult()).isOk());
+        assertFalse(testJpaPdp.validate(new PfValidationResult()).toString()
+                .contains("INVALID:PDP state may not be null"));
+        assertTrue(testJpaPdp.validate(new PfValidationResult()).toString()
+                .contains("INVALID:PDP health status may not be null"));
+
+        testJpaPdp.setHealthy(PdpHealthStatus.HEALTHY);
+        assertTrue(testJpaPdp.validate(new PfValidationResult()).isOk());
+
+        PfReferenceKey savedKey = testJpaPdp.getKey();
+        testJpaPdp.setKey(PfReferenceKey.getNullKey());
+        assertFalse(testJpaPdp.validate(new PfValidationResult()).isOk());
+        testJpaPdp.setKey(savedKey);
+        assertTrue(testJpaPdp.validate(new PfValidationResult()).isOk());
+
+        testJpaPdp.setMessage("");
+        assertFalse(testJpaPdp.validate(new PfValidationResult()).isOk());
+        testJpaPdp.setMessage("Valid Message");
+        assertTrue(testJpaPdp.validate(new PfValidationResult()).isOk());
+
+        JpaPdp otherJpaPdp = new JpaPdp(testJpaPdp);
+        assertEquals(0, testJpaPdp.compareTo(otherJpaPdp));
+        assertEquals(-1, testJpaPdp.compareTo(null));
+        assertEquals(0, testJpaPdp.compareTo(testJpaPdp));
+        assertFalse(testJpaPdp.compareTo(new DummyJpaPdpChild()) == 0);
+
+        testJpaPdp.getKey().setParentLocalName("ParentLocal1");
+        assertEquals(1, testJpaPdp.compareTo(otherJpaPdp));
+        testJpaPdp.getKey().setParentLocalName("ParentLocal");
+        assertEquals(0, testJpaPdp.compareTo(otherJpaPdp));
+
+        testJpaPdp.setPdpState(PdpState.PASSIVE);
+        assertEquals(-3, testJpaPdp.compareTo(otherJpaPdp));
+        testJpaPdp.setPdpState(PdpState.ACTIVE);
+        assertEquals(0, testJpaPdp.compareTo(otherJpaPdp));
+
+        testJpaPdp.setHealthy(PdpHealthStatus.NOT_HEALTHY);
+        assertEquals(1, testJpaPdp.compareTo(otherJpaPdp));
+        testJpaPdp.setHealthy(PdpHealthStatus.HEALTHY);
+        assertEquals(0, testJpaPdp.compareTo(otherJpaPdp));
+
+        testJpaPdp.setMessage("Invalid Message");
+        assertEquals(-13, testJpaPdp.compareTo(otherJpaPdp));
+        testJpaPdp.setMessage("Valid Message");
+        assertEquals(0, testJpaPdp.compareTo(otherJpaPdp));
+    }
+}
diff --git a/models-pdp/src/test/java/org/onap/policy/models/persistence/provider/PdpProviderTest.java b/models-pdp/src/test/java/org/onap/policy/models/pdp/persistence/provider/PdpProviderTest.java
index 6f20882f4..468f3d4f9 100644
--- a/models-pdp/src/test/java/org/onap/policy/models/persistence/provider/PdpProviderTest.java
+++ b/models-pdp/src/test/java/org/onap/policy/models/pdp/persistence/provider/PdpProviderTest.java
@@ -19,12 +19,16 @@
  * ============LICENSE_END=========================================================
  */
 
-package org.onap.policy.models.persistence.provider;
+package org.onap.policy.models.pdp.persistence.provider;
 
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotEquals;
 
 import java.sql.Connection;
 import java.sql.DriverManager;
+import java.util.ArrayList;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -35,6 +39,7 @@ import org.onap.policy.models.dao.PfDao;
 import org.onap.policy.models.dao.PfDaoFactory;
 import org.onap.policy.models.dao.impl.DefaultPfDao;
 import org.onap.policy.models.pdp.concepts.PdpGroups;
+import org.onap.policy.models.pdp.persistence.concepts.JpaPdpGroup;
 import org.onap.policy.models.pdp.persistence.provider.PdpProvider;
 import org.onap.policy.models.tosca.simple.provider.SimpleToscaProvider;
 
@@ -87,17 +92,17 @@ public class PdpProviderTest {
 
     @Test
     public void testPoliciesGet() throws Exception {
-        /*
-         * try { new PdpProvider().gePdpGroupst(null, null); fail("test should throw an exception here"); } catch
-         * (Exception exc) { assertEquals("dao is marked @NonNull but is null", exc.getMessage()); }
-         *
-         * try { new SimpleToscaProvider().getPolicies(null, new PfConceptKey());
-         * fail("test should throw an exception here"); } catch (Exception exc) {
-         * assertEquals("dao is marked @NonNull but is null", exc.getMessage()); }
-         *
-         * try { new SimpleToscaProvider().getPolicies(pfDao, null); fail("test should throw an exception here"); }
-         * catch (Exception exc) { assertEquals("policyKey is marked @NonNull but is null", exc.getMessage()); }
-         */
+        assertThatThrownBy(() -> {
+            new PdpProvider().getPdpGroups(null, null, null);
+        }).hasMessage("dao is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new PdpProvider().getPdpGroups(null, null, "version");
+        }).hasMessage("dao is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new PdpProvider().getPdpGroups(null, "name", "version");
+        }).hasMessage("dao is marked @NonNull but is null");
 
         String originalJson = ResourceUtils.getResourceAsString("testdata/PdpGroups0.json");
 
@@ -114,32 +119,59 @@ public class PdpProviderTest {
         String gotJson = standardCoder.encode(gotPdpGroups0);
 
         assertEquals(originalJson.replaceAll("\\s+", ""), gotJson.replaceAll("\\s+", ""));
+    }
+
+    @Test
+    public void testPolicyCreate() throws Exception {
+        assertThatThrownBy(() -> {
+            new PdpProvider().createPdpGroups(null, null);
+        }).hasMessage("dao is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new PdpProvider().createPdpGroups(null, new ArrayList<>());
+        }).hasMessage("dao is marked @NonNull but is null");
+
+        assertThatThrownBy(() -> {
+            new PdpProvider().createPdpGroups(pfDao, null);
+        }).hasMessage("pdpGroups is marked @NonNull but is null");
+
+        String originalJson = ResourceUtils.getResourceAsString("testdata/PdpGroups0.json");
+
+        PdpGroups pdpGroups0 = standardCoder.decode(originalJson, PdpGroups.class);
+
+        PdpGroups createdPdpGroups0 = new PdpGroups();
+        createdPdpGroups0.setGroups(new PdpProvider().createPdpGroups(pfDao, pdpGroups0.getGroups()));
+        String createdJson = standardCoder.encode(createdPdpGroups0);
+        assertEquals(originalJson.replaceAll("\\s+", ""), createdJson.replaceAll("\\s+", ""));
+
+        PdpGroups gotPdpGroups0 = new PdpGroups();
+        gotPdpGroups0.setGroups(new PdpProvider().getPdpGroups(pfDao, "PdpGroup0", "1.2.3"));
+
+        String gotJson = standardCoder.encode(gotPdpGroups0);
+        assertEquals(originalJson.replaceAll("\\s+", ""), gotJson.replaceAll("\\s+", ""));
+    }
+
+    @Test
+    public void testPolicyCreateNoPdp() throws Exception {
+        String originalJson = ResourceUtils.getResourceAsString("testdata/PdpGroupsNoPDPs.json");
+
+        PdpGroups pdpGroups0 = standardCoder.decode(originalJson, PdpGroups.class);
+
+        PdpGroups createdPdpGroups0 = new PdpGroups();
+        createdPdpGroups0.setGroups(new PdpProvider().createPdpGroups(pfDao, pdpGroups0.getGroups()));
+        assertNotEquals(pdpGroups0, createdPdpGroups0);
+        pdpGroups0.getGroups().get(0).getPdpSubgroups().get(0).setPdpInstances(new ArrayList<>());
+        String originalTweakedJson = standardCoder.encode(pdpGroups0);
+        String createdJson = standardCoder.encode(createdPdpGroups0);
+        assertEquals(originalTweakedJson.replaceAll("\\s+", ""), createdJson.replaceAll("\\s+", ""));
+
+        PdpGroups gotPdpGroups0 = new PdpGroups();
+        gotPdpGroups0.setGroups(new PdpProvider().getPdpGroups(pfDao, "TestPdpGroup", "1.2.3"));
 
+        String gotJson = standardCoder.encode(gotPdpGroups0);
+        assertEquals(originalTweakedJson.replaceAll("\\s+", ""), gotJson.replaceAll("\\s+", ""));
     }
     /*
-     * @Test public void testPolicyCreate() throws Exception { try { new SimpleToscaProvider().createPolicies(null,
-     * null); fail("test should throw an exception here"); } catch (Exception exc) {
-     * assertEquals("dao is marked @NonNull but is null", exc.getMessage()); }
-     *
-     * try { new SimpleToscaProvider().createPolicies(null, new JpaToscaServiceTemplate());
-     * fail("test should throw an exception here"); } catch (Exception exc) {
-     * assertEquals("dao is marked @NonNull but is null", exc.getMessage()); }
-     *
-     * try { new SimpleToscaProvider().createPolicies(pfDao, null); fail("test should throw an exception here"); } catch
-     * (Exception exc) { assertEquals("serviceTemplate is marked @NonNull but is null", exc.getMessage()); }
-     *
-     * ToscaServiceTemplate toscaServiceTemplate = standardCoder.decode(
-     * ResourceUtils.getResourceAsString("policies/vCPE.policy.monitoring.input.tosca.json"),
-     * ToscaServiceTemplate.class);
-     *
-     * JpaToscaServiceTemplate originalServiceTemplate = new JpaToscaServiceTemplate();
-     * originalServiceTemplate.fromAuthorative(toscaServiceTemplate);
-     *
-     * assertNotNull(originalServiceTemplate); JpaToscaServiceTemplate createdServiceTemplate = new
-     * SimpleToscaProvider().createPolicies(pfDao, originalServiceTemplate);
-     *
-     * assertEquals(originalServiceTemplate, createdServiceTemplate); }
-     *
      * @Test public void testPolicyUpdate() throws Exception { try { new SimpleToscaProvider().updatePolicies(null,
      * null); fail("test should throw an exception here"); } catch (Exception exc) {
      * assertEquals("dao is marked @NonNull but is null", exc.getMessage()); }
diff --git a/models-pdp/src/test/java/org/onap/policy/models/pdp/testconcepts/DummyJpaPdpChild.java b/models-pdp/src/test/java/org/onap/policy/models/pdp/testconcepts/DummyJpaPdpChild.java
new file mode 100644
index 000000000..d9d55ddc2
--- /dev/null
+++ b/models-pdp/src/test/java/org/onap/policy/models/pdp/testconcepts/DummyJpaPdpChild.java
@@ -0,0 +1,32 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.models.pdp.testconcepts;
+
+import org.onap.policy.models.pdp.persistence.concepts.JpaPdp;
+
+/**
+ * Test class for JpaPdp comparisons.
+ *
+ * @author Liam Fallon (liam.fallon@est.tech)
+ */
+public class DummyJpaPdpChild extends JpaPdp {
+    private static final long serialVersionUID = -5101743610779424064L;
+}
diff --git a/models-pdp/src/test/java/org/onap/policy/models/pdp/testconcepts/DummyJpaPdpSubgroupChild.java b/models-pdp/src/test/java/org/onap/policy/models/pdp/testconcepts/DummyJpaPdpSubgroupChild.java
new file mode 100644
index 000000000..2791e44e7
--- /dev/null
+++ b/models-pdp/src/test/java/org/onap/policy/models/pdp/testconcepts/DummyJpaPdpSubgroupChild.java
@@ -0,0 +1,32 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.models.pdp.testconcepts;
+
+import org.onap.policy.models.pdp.persistence.concepts.JpaPdpSubGroup;
+
+/**
+ * Dummy sub PDPsubGroup class.
+ *
+ * @author Liam Fallon (liam.fallon@est.tech)
+ */
+public class DummyJpaPdpSubgroupChild extends JpaPdpSubGroup {
+    private static final long serialVersionUID = 1L;
+}
diff --git a/models-pdp/src/test/resources/testdata/PdpGroupsNoPDPs.json b/models-pdp/src/test/resources/testdata/PdpGroupsNoPDPs.json
new file mode 100644
index 000000000..e37b6c5a6
--- /dev/null
+++ b/models-pdp/src/test/resources/testdata/PdpGroupsNoPDPs.json
@@ -0,0 +1,35 @@
+{
+    "groups": [
+        {
+            "name": "TestPdpGroup",
+            "version": "1.2.3",
+            "description": "group description",
+            "pdpGroupState": "ACTIVE",
+            "properties": {
+                "groupProperty0": "Value of Group Property 0"
+            },
+            "pdpSubgroups": [
+                {
+                    "pdpType": "APEX",
+                    "supportedPolicyTypes": [
+                        {
+                            "name": "onap.policies.controlloop.Operational",
+                            "version": "1.0.0"
+                        }
+                    ],
+                    "policies": [
+                        {
+                            "name": "onap.policies.controlloop.Operational.apex.sampledomain",
+                            "version": "1.0.0"
+                        }
+                    ],
+                    "currentInstanceCount": 0,
+                    "desiredInstanceCount": 5,
+                    "properties": {
+                        "subgroupProperty0": "Value of sub Group Property 0"
+                    }
+                }
+            ]
+        }
+    ]
+}
\ No newline at end of file