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diff --git a/runtime/src/test/java/org/onap/policy/clamp/tosca/DictionaryServiceItCase.java b/runtime/src/test/java/org/onap/policy/clamp/tosca/DictionaryServiceItCase.java
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+++ b/runtime/src/test/java/org/onap/policy/clamp/tosca/DictionaryServiceItCase.java
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+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP CLAMP
+ * ================================================================================
+ * Copyright (C) 2020 AT&T Intellectual Property. All rights
+ *                             reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END============================================
+ * ===================================================================
+ *
+ */
+
+package org.onap.policy.clamp.tosca;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+import java.util.List;
+import javax.persistence.EntityNotFoundException;
+import javax.transaction.Transactional;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.onap.policy.clamp.clds.Application;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest(classes = Application.class)
+public class DictionaryServiceItCase {
+
+    @Autowired
+    private DictionaryService dictionaryService;
+
+    @Autowired
+    private DictionaryElementsRepository dictionaryElementsRepository;
+
+    private DictionaryElement getDictionaryElement(String shortName, String name,
+        String description, String type, String subDictionaryName) {
+
+        return new DictionaryElement(name, shortName, description, type, subDictionaryName);
+
+    }
+
+    private Dictionary getSimpleDictionaryExample() {
+
+        Dictionary dictionary = new Dictionary("Dictionary1", 0, null);
+
+        dictionary.addDictionaryElements(getDictionaryElement("DE1", "DictionaryElement1",
+            "DictionaryElement1", "string", null));
+
+        dictionary.addDictionaryElements(getDictionaryElement("DE2", "DictionaryElement2",
+            "DictionaryElement2", "number", null));
+
+        return dictionary;
+    }
+
+    private Dictionary getSecondaryDictionaryExample() {
+
+        Dictionary dictionary = new Dictionary("SecondaryDict", 1, "string");
+
+        dictionary.addDictionaryElements(getDictionaryElement("SDE1", "SecondaryDictElement1",
+            "SecondaryDictElement1", "string", null));
+
+        dictionary.addDictionaryElements(getDictionaryElement("SDE2", "SecondaryDictElement2",
+            "SecondaryDictElement2", "string", null));
+
+        return dictionary;
+    }
+
+    /**
+     * Test to validate that Dictionary is created.
+     */
+    @Test
+    @Transactional
+    public void shouldCreateDictionary() {
+        Dictionary dictionary = getSimpleDictionaryExample();
+        Dictionary actualDictionary = dictionaryService.saveOrUpdateDictionary(dictionary);
+        assertNotNull(actualDictionary);
+        assertThat(actualDictionary).isEqualTo(dictionary);
+        assertThat(actualDictionary.getName()).isEqualTo(dictionary.getName());
+
+        assertThat(actualDictionary.getDictionaryElements()).contains(
+            dictionaryElementsRepository.findById("DE1").get(),
+            dictionaryElementsRepository.findById("DE2").get());
+    }
+
+    /**
+     * Test to validate a DictionaryElement is created for a Dictionary.
+     */
+    @Test
+    @Transactional
+    public void shouldCreateorUpdateDictionaryElement() {
+        Dictionary dictionary = getSimpleDictionaryExample();
+        Dictionary actualDictionary = dictionaryService.saveOrUpdateDictionary(dictionary);
+        DictionaryElement dictionaryElement =
+            getDictionaryElement("DictionaryElement3", "DE3", "DictionaryElement3", "date", null);
+        actualDictionary.addDictionaryElements(dictionaryElement);
+        Dictionary updatedDictionary = dictionaryService
+            .saveOrUpdateDictionaryElement(actualDictionary.getName(), actualDictionary);
+        assertNotNull(updatedDictionary);
+        assertTrue(updatedDictionary.getDictionaryElements().contains(dictionaryElement));
+        assertThat(updatedDictionary.getName()).isEqualTo(actualDictionary.getName());
+        // update the dictionary element.
+        dictionaryElement.setDescription("DictionaryElement3 New Description");
+        Dictionary dictionary3 = new Dictionary("Dictionary1", 0, null);
+        dictionary3.addDictionaryElements(dictionaryElement);
+        Dictionary updatedDictionary2 =
+            dictionaryService.saveOrUpdateDictionaryElement(dictionary3.getName(), dictionary3);
+
+        assertNotNull(updatedDictionary2);
+        assertTrue(updatedDictionary2.getDictionaryElements().contains(dictionaryElement));
+        updatedDictionary2.getDictionaryElements().forEach(element -> {
+            if (element.equals(dictionaryElement)) {
+                assertTrue(element.getDescription().equals(dictionaryElement.getDescription()));
+            }
+        });
+
+    }
+
+    /**
+     * Test to validate that All Dictionaries are retrieved.
+     */
+    @Test
+    @Transactional
+    public void shouldReturnAllDictionaries() {
+        Dictionary dictionary = getSimpleDictionaryExample();
+        Dictionary secondaryDictionary = getSecondaryDictionaryExample();
+        dictionaryService.saveOrUpdateDictionary(dictionary);
+        dictionaryService.saveOrUpdateDictionary(secondaryDictionary);
+
+        List<Dictionary> list = dictionaryService.getAllDictionaries();
+        assertNotNull(list);
+        assertThat(list).contains(dictionary, secondaryDictionary);
+    }
+
+    /**
+     * Test to validate one Dictionary is returned.
+     */
+    @Test
+    @Transactional
+    public void shouldReturnOneDictionary() {
+        Dictionary dictionary = getSimpleDictionaryExample();
+        dictionaryService.saveOrUpdateDictionary(dictionary);
+
+        Dictionary returnedDictionary = dictionaryService.getDictionary("Dictionary1");
+        assertNotNull(returnedDictionary);
+        assertThat(returnedDictionary).isEqualTo(dictionary);
+        assertThat(returnedDictionary.getDictionaryElements())
+            .isEqualTo(dictionary.getDictionaryElements());
+    }
+
+    /**
+     * Test to validate one Dictionary is returned.
+     */
+    @Test
+    @Transactional
+    public void shouldReturnEntityNotFoundException() {
+        try {
+            dictionaryService.getDictionary("Test");
+        } catch (Exception e) {
+            assertThat(e).isInstanceOf(EntityNotFoundException.class);
+            assertTrue(e.getMessage().equals("Couldn't find Dictionary named: Test"));
+        }
+    }
+
+    /**
+     * Test to validate Dictionary is deleted.
+     */
+    @Test
+    @Transactional
+    public void shouldDeleteDictionaryByObject() {
+        Dictionary dictionary = getSimpleDictionaryExample();
+        Dictionary returnedDictionary = dictionaryService.saveOrUpdateDictionary(dictionary);
+
+        dictionaryService.deleteDictionary(returnedDictionary);
+        try {
+            dictionaryService.getDictionary("Dictionary1");
+        } catch (EntityNotFoundException e) {
+            assertTrue(e.getMessage().equals("Couldn't find Dictionary named: Dictionary1"));
+        }
+    }
+
+    /**
+     * Test to validate Dictionary is deleted by Name.
+     */
+    @Test
+    @Transactional
+    public void shouldDeleteDictionaryByName() {
+        Dictionary dictionary = getSimpleDictionaryExample();
+        dictionaryService.saveOrUpdateDictionary(dictionary);
+        dictionaryService.deleteDictionary(dictionary.getName());
+        try {
+            dictionaryService.getDictionary("Dictionary1");
+        } catch (EntityNotFoundException e) {
+            assertTrue(e.getMessage().equals("Couldn't find Dictionary named: Dictionary1"));
+        }
+    }
+
+    /**
+     * Test to validate DictionaryElements is deleted by Name.
+     */
+    @Test
+    @Transactional
+    public void shouldDeleteDictionaryElementsByName() {
+        Dictionary dictionary = getSimpleDictionaryExample();
+        dictionaryService.saveOrUpdateDictionary(dictionary);
+        DictionaryElement dictionaryElement =
+            dictionaryElementsRepository.findById("DE1").orElse(null);
+        assertNotNull(dictionaryElement);
+        dictionaryService.deleteDictionaryElement("Dictionary1", "DE1");
+        dictionary = dictionaryService.getDictionary("Dictionary1");
+        DictionaryElement deletedDictionaryElement =
+            dictionaryElementsRepository.findById("DE1").orElse(null);
+        assertThat(deletedDictionaryElement).isNotIn(dictionary.getDictionaryElements());
+    }
+
+    /**
+     * Test to validate all secondary level dictionary names are returned.
+     */
+    @Test
+    @Transactional
+    public void shouldReturnAllSecondaryLevelDictionaryNames() {
+        Dictionary dictionary = getSecondaryDictionaryExample();
+        dictionaryService.saveOrUpdateDictionary(dictionary);
+
+        Dictionary dictionary2 = new Dictionary("SecondaryDict2", 1, "string");
+        dictionaryService.saveOrUpdateDictionary(dictionary2);
+        List<String> secondaryDictionaryNames =
+            dictionaryService.getAllSecondaryLevelDictionaryNames();
+
+        assertNotNull(secondaryDictionaryNames);
+        assertThat(secondaryDictionaryNames).contains(dictionary.getName(), dictionary2.getName());
+    }
+}