Add JUnit tests policy/engine PolicyEngineAPI

Change-Id: I8d7a76836759b042c83349c2b875fb77085b531c
Issue-ID: POLICY-606
Signed-off-by: waqas.ikram <waqas.ikram@ericsson.com>

2 files changed, 1298 insertions, 133 deletions

diff --git a/PolicyEngineAPI/src/test/java/org/onap/policy/std/StdPolicyEngineTest.java b/PolicyEngineAPI/src/test/java/org/onap/policy/std/StdPolicyEngineTest.java
new file mode 100644
index 000000000..d4c1012cf
--- /dev/null
+++ b/PolicyEngineAPI/src/test/java/org/onap/policy/std/StdPolicyEngineTest.java
@@ -0,0 +1,912 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * PolicyEngineAPI
+ * ================================================================================
+ * Copyright (C) 2018 Ericsson. 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.std;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.spy;
+import static org.onap.policy.std.utils.PolicyCommonConfigConstants.CONFIG_NAME;
+import static org.onap.policy.std.utils.PolicyCommonConfigConstants.ONAP_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.CLIENT_ID_PROP_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.CLIENT_KEY_PROP_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.COMMA;
+import static org.onap.policy.std.utils.PolicyConfigConstants.CREATE_DICTIONARY_ITEM_RESOURCE_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.CREATE_POLICY_RESOURCE_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.DELETE_POLICY_RESOURCE_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.DMAAP;
+import static org.onap.policy.std.utils.PolicyConfigConstants.ENVIRONMENT_PROP_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.GET_CONFIG_RESOURCE_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.GET_DECISION_RESOURCE_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.GET_DICTIONARY_ITEMS_RESOURCE_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.GET_METRICS_RESOURCE_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.NOTIFICATION_SERVERS_PROP_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.NOTIFICATION_TOPIC_PROP_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.NOTIFICATION_TYPE_PROP_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.PDP_URL_PROP_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.POLICY_ENGINE_IMPORT_RESOURCE_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.PUSH_POLICY_RESOURCE_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.SEND_EVENT_RESOURCE_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.UEB;
+import static org.onap.policy.std.utils.PolicyConfigConstants.UPDATE_DICTIONARY_ITEM_RESOURCE_NAME;
+import static org.onap.policy.std.utils.PolicyConfigConstants.UPDATE_POLICY_RESOURCE_NAME;
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.IOException;
+import java.io.StringReader;
+import java.nio.file.Files;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Properties;
+import java.util.UUID;
+import javax.json.Json;
+import javax.json.JsonObject;
+import javax.json.JsonReader;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+import org.junit.runner.RunWith;
+import org.mockito.Mockito;
+import org.mockito.junit.MockitoJUnitRunner;
+import org.onap.policy.api.ConfigRequestParameters;
+import org.onap.policy.api.DecisionRequestParameters;
+import org.onap.policy.api.DecisionResponse;
+import org.onap.policy.api.DeletePolicyParameters;
+import org.onap.policy.api.DictionaryParameters;
+import org.onap.policy.api.DictionaryResponse;
+import org.onap.policy.api.EventRequestParameters;
+import org.onap.policy.api.ImportParameters;
+import org.onap.policy.api.MetricsRequestParameters;
+import org.onap.policy.api.MetricsResponse;
+import org.onap.policy.api.NotificationScheme;
+import org.onap.policy.api.PolicyChangeResponse;
+import org.onap.policy.api.PolicyConfig;
+import org.onap.policy.api.PolicyConfigException;
+import org.onap.policy.api.PolicyConfigStatus;
+import org.onap.policy.api.PolicyConfigType;
+import org.onap.policy.api.PolicyDecision;
+import org.onap.policy.api.PolicyDecisionException;
+import org.onap.policy.api.PolicyEngineException;
+import org.onap.policy.api.PolicyEventException;
+import org.onap.policy.api.PolicyException;
+import org.onap.policy.api.PolicyParameters;
+import org.onap.policy.api.PolicyResponse;
+import org.onap.policy.api.PolicyResponseStatus;
+import org.onap.policy.api.PolicyType;
+import org.onap.policy.api.PushPolicyParameters;
+import org.onap.policy.models.APIDictionaryResponse;
+import org.onap.policy.models.APIPolicyConfigResponse;
+import org.onap.policy.std.utils.PolicyConfigConstants;
+import org.springframework.http.HttpMethod;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.client.HttpClientErrorException;
+import org.springframework.web.client.RestClientException;
+
+@RunWith(MockitoJUnitRunner.class)
+public class StdPolicyEngineTest {
+
+    private static final String ONAP_NAME_VAL = "ONAP_NAME";
+    private static final String POLICY_VERSION = "1.0.0";
+    private static final String POLICY_NAME = "ONAP";
+    private static final String COMMENTS = "";
+    private static final UUID REQUEST_UUID = UUID.randomUUID();
+    private static final String SERVER_NAME = "localhost.com";
+    private static final String PDP_PROP_VALUE = "http://localhost:8092/pdp/ , test, test";
+    private static final String PDP_PROP_VALUE_1 = "https://localhost:8091/pdp/ , onap, onap";
+    private static final String JSON_CONFIGURATION = "{\"name\":\"value\"}";
+    private static final String XML_CONFIGURATION =
+            "<map><entry><string>name</string><string>value</string></entry></map>";
+
+    @Rule
+    public TemporaryFolder temporaryFolder = new TemporaryFolder();
+
+    private static final String CONFIG_PROPERTIES_FILE = "config_pass.properties";
+    private static final String INVALID_CONFIG_PROPERTY_FILE = "config_fail.properties";
+
+    @Test
+    public void testStdPolicyEngineInitialize_noException() throws Exception {
+        final File file = temporaryFolder.newFile(CONFIG_PROPERTIES_FILE);
+
+        creatPropertyFile(file, getDefaultProperties());
+
+        final StdPolicyEngine policyEngine = new StdPolicyEngine(file.toString(), (String) null);
+        policyEngine.setScheme(NotificationScheme.MANUAL_NOTIFICATIONS);
+        assertEquals("TEST", StdPolicyEngine.getEnvironment());
+        assertEquals("http://localhost:8092/pdp/", StdPolicyEngine.getPDPURL());
+        assertEquals(Arrays.asList(UEB, DMAAP), policyEngine.getNotificationType());
+        assertEquals(Arrays.asList(SERVER_NAME, SERVER_NAME), policyEngine.getNotificationURLList());
+    }
+
+    @Test
+    public void testStdPolicyEngineInitializeWithSingleServerName_noException() throws Exception {
+        final File file = temporaryFolder.newFile(CONFIG_PROPERTIES_FILE);
+
+        final Properties properties = new Properties();
+        properties.setProperty(PDP_URL_PROP_NAME, PDP_PROP_VALUE);
+        properties.setProperty(CLIENT_ID_PROP_NAME, "test");
+        properties.setProperty(CLIENT_KEY_PROP_NAME, "test");
+        properties.setProperty(NOTIFICATION_TYPE_PROP_NAME, UEB);
+        properties.setProperty(NOTIFICATION_SERVERS_PROP_NAME, SERVER_NAME);
+        properties.setProperty(NOTIFICATION_TOPIC_PROP_NAME, "test");
+        properties.setProperty(ENVIRONMENT_PROP_NAME, "TEST");
+        creatPropertyFile(file, properties);
+
+        final StdPolicyEngine policyEngine = new StdPolicyEngine(file.toString(), (String) null);
+        policyEngine.setScheme(NotificationScheme.MANUAL_NOTIFICATIONS);
+        assertEquals(Arrays.asList(SERVER_NAME), policyEngine.getNotificationURLList());
+    }
+
+    @Test
+    public void testStdPolicyEngineInitializeWithSingleNotificationType_noException() throws Exception {
+        final File file = temporaryFolder.newFile(CONFIG_PROPERTIES_FILE);
+
+        final Properties properties = new Properties();
+        properties.setProperty(PDP_URL_PROP_NAME, PDP_PROP_VALUE);
+        properties.setProperty(CLIENT_ID_PROP_NAME, "test");
+        properties.setProperty(CLIENT_KEY_PROP_NAME, "test");
+        properties.setProperty(NOTIFICATION_TYPE_PROP_NAME, UEB);
+        properties.setProperty(NOTIFICATION_SERVERS_PROP_NAME, SERVER_NAME);
+        properties.setProperty(NOTIFICATION_TOPIC_PROP_NAME, "test");
+        properties.setProperty(ENVIRONMENT_PROP_NAME, "TEST");
+        creatPropertyFile(file, properties);
+
+        final StdPolicyEngine policyEngine = new StdPolicyEngine(file.toString(), (String) null);
+        policyEngine.setScheme(NotificationScheme.MANUAL_NOTIFICATIONS);
+        assertEquals(Arrays.asList(UEB), policyEngine.getNotificationType());
+    }
+
+    @Test(expected = PolicyEngineException.class)
+    public void testStdPolicyEngineInitialize_InvalidPropertyFile_Exception() throws PolicyEngineException {
+        new StdPolicyEngine("Invalid.properties", (String) null);
+    }
+
+    @Test(expected = PolicyEngineException.class)
+    public void testStdPolicyEngineInitialize_InvalidPropertyFileWithExt_Exception() throws Exception {
+        final File emptyFile = temporaryFolder.newFile("EmptyFile.txt");
+        new StdPolicyEngine(emptyFile.toString(), (String) null);
+    }
+
+    @Test(expected = PolicyEngineException.class)
+    public void testStdPolicyEngineInitialize_NullArguments_Exception() throws Exception {
+        new StdPolicyEngine(null, (String) null);
+    }
+
+    @Test(expected = PolicyEngineException.class)
+    public void testStdPolicyEngineInitialize_PropertyFileMissingMandatoryProperties_Exception() throws Exception {
+        final File file = temporaryFolder.newFile(INVALID_CONFIG_PROPERTY_FILE);
+        final Properties properties = new Properties();
+        properties.setProperty(PDP_URL_PROP_NAME, PDP_PROP_VALUE);
+        creatPropertyFile(file, properties);
+
+        new StdPolicyEngine(file.toString(), (String) null);
+    }
+
+    @Test
+    public void testStdPolicyEngineInitialize_MultiplePdp_noException() throws Exception {
+        final File file = temporaryFolder.newFile(CONFIG_PROPERTIES_FILE);
+
+        final Properties properties = new Properties();
+        properties.setProperty(PDP_URL_PROP_NAME, PDP_PROP_VALUE + PolicyConfigConstants.SEMICOLLON + PDP_PROP_VALUE_1);
+        properties.setProperty(CLIENT_ID_PROP_NAME, "test");
+        properties.setProperty(CLIENT_KEY_PROP_NAME, "test");
+        properties.setProperty(NOTIFICATION_TYPE_PROP_NAME, UEB + COMMA + DMAAP);
+        properties.setProperty(NOTIFICATION_SERVERS_PROP_NAME, SERVER_NAME + COMMA + SERVER_NAME);
+        properties.setProperty(NOTIFICATION_TOPIC_PROP_NAME, "test");
+        properties.setProperty(ENVIRONMENT_PROP_NAME, "TEST");
+        creatPropertyFile(file, properties);
+
+        final StdPolicyEngine policyEngine = new StdPolicyEngine(file.toString(), (String) null);
+        policyEngine.setScheme(NotificationScheme.MANUAL_NOTIFICATIONS);
+        assertEquals("http://localhost:8092/pdp/", StdPolicyEngine.getPDPURL());
+        StdPolicyEngine.rotatePDPList();
+        assertEquals("https://localhost:8091/pdp/", StdPolicyEngine.getPDPURL());
+        assertEquals(Arrays.asList(UEB, DMAAP), policyEngine.getNotificationType());
+        assertEquals(Arrays.asList(SERVER_NAME, SERVER_NAME), policyEngine.getNotificationURLList());
+    }
+
+    @Test(expected = PolicyEngineException.class)
+    public void testStdPolicyEngineInitialize_NoPDP_noException() throws Exception {
+        final File file = temporaryFolder.newFile(CONFIG_PROPERTIES_FILE);
+
+        final Properties properties = new Properties();
+        properties.setProperty(CLIENT_ID_PROP_NAME, "test");
+        properties.setProperty(CLIENT_KEY_PROP_NAME, "test");
+        properties.setProperty(NOTIFICATION_TYPE_PROP_NAME, UEB + COMMA + DMAAP);
+        properties.setProperty(NOTIFICATION_SERVERS_PROP_NAME, SERVER_NAME + COMMA + SERVER_NAME);
+        properties.setProperty(NOTIFICATION_TOPIC_PROP_NAME, "test");
+        properties.setProperty(ENVIRONMENT_PROP_NAME, "TEST");
+        creatPropertyFile(file, properties);
+
+        new StdPolicyEngine(file.toString(), (String) null);
+    }
+
+    @Test
+    public void testStdPolicyEngineInitializeNotificationTypeDMMAP_noException() throws Exception {
+        final File file = temporaryFolder.newFile(CONFIG_PROPERTIES_FILE);
+
+        final Properties properties = new Properties();
+        properties.setProperty(PDP_URL_PROP_NAME, PDP_PROP_VALUE);
+        properties.setProperty(CLIENT_ID_PROP_NAME, "test");
+        properties.setProperty(CLIENT_KEY_PROP_NAME, "test");
+        properties.setProperty(NOTIFICATION_TYPE_PROP_NAME, DMAAP);
+        properties.setProperty(NOTIFICATION_SERVERS_PROP_NAME, SERVER_NAME + COMMA + SERVER_NAME);
+        properties.setProperty(NOTIFICATION_TOPIC_PROP_NAME, "test");
+        properties.setProperty(ENVIRONMENT_PROP_NAME, "TEST");
+        creatPropertyFile(file, properties);
+
+        final StdPolicyEngine policyEngine = new StdPolicyEngine(file.toString(), (String) null);
+        policyEngine.setScheme(NotificationScheme.MANUAL_NOTIFICATIONS);
+
+        assertEquals(Arrays.asList(DMAAP), policyEngine.getNotificationType());
+
+    }
+
+    @Test
+    public void testStdPolicyEngineSendEvent_noException() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+        doReturn(new ResponseEntity<>(getStdPolicyResponse(), HttpStatus.ACCEPTED)).when(spyPolicyEngine)
+                .callNewPDP(eq(SEND_EVENT_RESOURCE_NAME), any(), any(), any());
+
+        final Collection<PolicyResponse> actualPolicyResponses =
+                spyPolicyEngine.sendEvent(Collections.emptyMap(), REQUEST_UUID);
+
+        assertEquals(1, actualPolicyResponses.size());
+
+    }
+
+    @Test(expected = PolicyEventException.class)
+    public void testStdPolicyEngineSendEvent_NullEventRequestParameters_Exception() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+        spyPolicyEngine.sendEvent((EventRequestParameters) null);
+    }
+
+    @Test(expected = PolicyEventException.class)
+    public void testStdPolicyEngineSendEvent_EventRequestParameters_CallPDPThrow401Exception_Exception()
+            throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+        Mockito.doThrow(new RuntimeException(new RestClientException("Error 401"))).when(spyPolicyEngine)
+                .callNewPDP(any(), any(), any(), any());
+        spyPolicyEngine.sendEvent(Collections.emptyMap(), REQUEST_UUID);
+    }
+
+    @Test
+    public void testStdPolicyEngineSendEvent_EventRequestParameters_noException() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<StdPolicyResponse[]> stubbedResponse =
+                new ResponseEntity<>(getStdPolicyResponse(), HttpStatus.ACCEPTED);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(SEND_EVENT_RESOURCE_NAME), any(), any(), any());
+
+        final EventRequestParameters eventRequestParameters = new EventRequestParameters();
+        eventRequestParameters.setEventAttributes(Collections.emptyMap());
+        eventRequestParameters.setRequestID(REQUEST_UUID);
+
+        final Collection<PolicyResponse> actualPolicyResponses = spyPolicyEngine.sendEvent(eventRequestParameters);
+
+        assertEquals(1, actualPolicyResponses.size());
+
+    }
+
+    @Test
+    public void testStdPolicyEngineGetConfig_ConfigRequestParametersPolicyConfigJSON_noException() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<APIPolicyConfigResponse[]> stubbedResponse = new ResponseEntity<>(
+                getAPIPolicyConfigResponse(PolicyType.JSON, JSON_CONFIGURATION), HttpStatus.ACCEPTED);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(GET_CONFIG_RESOURCE_NAME), eq(HttpMethod.POST),
+                any(), any());
+
+        final Collection<PolicyConfig> actualPolicyResponses = spyPolicyEngine.getConfig(new ConfigRequestParameters());
+
+        assertEquals(1, actualPolicyResponses.size());
+
+        final PolicyConfig actualPolicyConfig = actualPolicyResponses.iterator().next();
+        assertNotNull(actualPolicyConfig.toJSON());
+
+    }
+
+    @Test
+    public void testStdPolicyEngineGetConfig_ConfigRequestParametersPolicyConfigOther_noException() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<APIPolicyConfigResponse[]> stubbedResponse =
+                new ResponseEntity<>(getAPIPolicyConfigResponse(PolicyType.OTHER, COMMENTS), HttpStatus.ACCEPTED);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(GET_CONFIG_RESOURCE_NAME), eq(HttpMethod.POST),
+                any(), any());
+
+        final Collection<PolicyConfig> actualPolicyResponses = spyPolicyEngine.getConfig(new ConfigRequestParameters());
+
+        assertEquals(1, actualPolicyResponses.size());
+
+        final PolicyConfig actualPolicyConfig = actualPolicyResponses.iterator().next();
+        assertNotNull(actualPolicyConfig.toOther());
+
+    }
+
+    @Test
+    public void testStdPolicyEngineGetConfig_ConfigRequestParametersPolicyConfigXML_noException() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<APIPolicyConfigResponse[]> stubbedResponse = new ResponseEntity<>(
+                getAPIPolicyConfigResponse(PolicyType.XML, XML_CONFIGURATION), HttpStatus.ACCEPTED);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(GET_CONFIG_RESOURCE_NAME), eq(HttpMethod.POST),
+                any(), any());
+
+        final Collection<PolicyConfig> actualPolicyResponses = spyPolicyEngine.getConfig(new ConfigRequestParameters());
+
+        assertEquals(1, actualPolicyResponses.size());
+
+        final PolicyConfig actualPolicyConfig = actualPolicyResponses.iterator().next();
+        assertNotNull(actualPolicyConfig.toXML());
+
+    }
+
+    @Test
+    public void testStdPolicyEngineGetConfig_ConfigRequestParametersPolicyConfigProperties_noException()
+            throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<APIPolicyConfigResponse[]> stubbedResponse =
+                new ResponseEntity<>(getAPIPolicyConfigResponse(PolicyType.PROPERTIES, COMMENTS), HttpStatus.ACCEPTED);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(GET_CONFIG_RESOURCE_NAME), eq(HttpMethod.POST),
+                any(), any());
+
+        final Collection<PolicyConfig> actualPolicyResponses = spyPolicyEngine.getConfig(new ConfigRequestParameters());
+
+        assertEquals(1, actualPolicyResponses.size());
+
+        final PolicyConfig actualPolicyConfig = actualPolicyResponses.iterator().next();
+        assertNotNull(actualPolicyConfig.toProperties());
+
+    }
+
+    @Test(expected = PolicyConfigException.class)
+    public void testStdPolicyEngineSendEvent_ConfigRequestParameters_CallPDPThrow404Exception_Exception()
+            throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+        doThrow(new RuntimeException(new RestClientException("Error 404"))).when(spyPolicyEngine).callNewPDP(any(),
+                any(), any(), any());
+        spyPolicyEngine.getConfig(new ConfigRequestParameters());
+    }
+
+    @Test
+    public void testStdPolicyEngineListConfig_ConfigRequestParametersPolicyConfigProperties_noException()
+            throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final APIPolicyConfigResponse[] apiPolicyConfigResponse =
+                getAPIPolicyConfigResponse(PolicyType.JSON, JSON_CONFIGURATION);
+
+        final ResponseEntity<APIPolicyConfigResponse[]> stubbedResponse =
+                new ResponseEntity<>(apiPolicyConfigResponse, HttpStatus.ACCEPTED);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(GET_CONFIG_RESOURCE_NAME), eq(HttpMethod.POST),
+                any(), any());
+
+        final Collection<String> actualResponse = spyPolicyEngine.listConfig(new ConfigRequestParameters());
+        assertEquals(1, actualResponse.size());
+        assertNotNull(actualResponse.iterator().next());
+
+    }
+
+    @Test
+    public void testStdPolicyEngineListConfig_ConfigRequestParametersMessageConfigContainsPE300_noException()
+            throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final APIPolicyConfigResponse[] apiPolicyConfigResponse =
+                getAPIPolicyConfigResponse(PolicyType.JSON, JSON_CONFIGURATION, PolicyConfigConstants.PE300);
+
+        final ResponseEntity<APIPolicyConfigResponse[]> stubbedResponse =
+                new ResponseEntity<>(apiPolicyConfigResponse, HttpStatus.ACCEPTED);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(GET_CONFIG_RESOURCE_NAME), eq(HttpMethod.POST),
+                any(), any());
+
+        final Collection<String> actualResponse = spyPolicyEngine.listConfig(new ConfigRequestParameters());
+
+        assertEquals(1, actualResponse.size());
+
+    }
+
+    @Test
+    public void testStdPolicyEngineListConfig_ConfigRequestParametersWithTestProperty_noException() throws Exception {
+        final Properties defaultProperties = getDefaultProperties();
+        defaultProperties.setProperty(PolicyConfigConstants.JUNIT_PROP_NAME, "test");
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine("test" + CONFIG_PROPERTIES_FILE, defaultProperties);
+
+        final Collection<String> actualResponse = spyPolicyEngine.listConfig(new ConfigRequestParameters());
+
+        assertEquals(1, actualResponse.size());
+
+    }
+
+    @Test
+    public void testStdPolicyEnginGetDecision_PolicyDecision_noException() throws Exception {
+
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<StdDecisionResponse> stubbedResponse =
+                new ResponseEntity<>(getStdDecisionResponse(), HttpStatus.ACCEPTED);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(GET_DECISION_RESOURCE_NAME), eq(HttpMethod.POST),
+                any(), any());
+
+        final DecisionResponse actualResponse =
+                spyPolicyEngine.getDecision(ONAP_NAME_VAL, Collections.emptyMap(), REQUEST_UUID);
+
+        assertNotNull(actualResponse);
+    }
+
+    @Test(expected = PolicyDecisionException.class)
+    public void testStdPolicyEngineGetDecision_PolicyDecision_CallPDPThrow400Exception_Exception() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+        doThrow(new RuntimeException(new RestClientException("Error 400"))).when(spyPolicyEngine)
+                .callNewPDP(eq(GET_DECISION_RESOURCE_NAME), eq(HttpMethod.POST), any(), any());
+        spyPolicyEngine.getDecision(ONAP_NAME_VAL, Collections.emptyMap(), REQUEST_UUID);
+    }
+
+    @Test
+    public void testStdPolicyEnginGetDecision_DecisionRequestParameters_noException() throws Exception {
+
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<StdDecisionResponse> stubbedResponse =
+                new ResponseEntity<>(getStdDecisionResponse(), HttpStatus.ACCEPTED);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(GET_DECISION_RESOURCE_NAME), eq(HttpMethod.POST),
+                any(), any());
+
+        final DecisionRequestParameters requestParameters = new DecisionRequestParameters();
+        requestParameters.setOnapName(ONAP_NAME_VAL);
+        requestParameters.setRequestID(REQUEST_UUID);
+        requestParameters.setDecisionAttributes(Collections.emptyMap());
+
+        final DecisionResponse actualResponse = spyPolicyEngine.getDecision(requestParameters);
+
+        assertNotNull(actualResponse);
+    }
+
+    @Test(expected = PolicyDecisionException.class)
+    public void ttestStdPolicyEnginGetDecision_NullDecisionRequestParameters_Exception() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+        spyPolicyEngine.getDecision((DecisionRequestParameters) null);
+    }
+
+    @Test
+    public void testStdPolicyEnginGetMetrics_MetricsRequestParameters_noException() throws Exception {
+
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<String> stubbedResponse = new ResponseEntity<>("Metrics", HttpStatus.ACCEPTED);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(GET_METRICS_RESOURCE_NAME), eq(HttpMethod.GET),
+                any(), any());
+
+        final MetricsResponse actualResponse = spyPolicyEngine.getMetrics(new MetricsRequestParameters());
+        assertNotNull(actualResponse);
+        assertEquals(HttpStatus.ACCEPTED.value(), actualResponse.getResponseCode());
+
+    }
+
+    @Test
+    public void testStdPolicyEngineGetMetrics_MetricsRequestParametersCallPDPThrowHttpException_ResponseWithHttpCode()
+            throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+        doThrow(new PolicyException(new HttpClientErrorException(HttpStatus.BAD_GATEWAY))).when(spyPolicyEngine)
+                .callNewPDP(eq(GET_METRICS_RESOURCE_NAME), eq(HttpMethod.GET), any(), any());
+
+        final MetricsResponse actualResponse = spyPolicyEngine.getMetrics(new MetricsRequestParameters());
+        assertNotNull(actualResponse);
+        assertEquals(HttpStatus.BAD_GATEWAY.value(), actualResponse.getResponseCode());
+
+    }
+
+    @Test(expected = PolicyException.class)
+    public void testStdPolicyEngineGetMetrics_MetricsRequestParametersCallPDPThrowPolicyException_Exception()
+            throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+        doThrow(PolicyException.class).when(spyPolicyEngine).callNewPDP(eq(GET_METRICS_RESOURCE_NAME),
+                eq(HttpMethod.GET), any(), any());
+
+        spyPolicyEngine.getMetrics(new MetricsRequestParameters());
+
+    }
+
+    @Test
+    public void testStdPolicyEnginPushPolicy_PushPolicyParameters_noException() throws Exception {
+
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<String> stubbedResponse = new ResponseEntity<>("Successful", HttpStatus.OK);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(PUSH_POLICY_RESOURCE_NAME), eq(HttpMethod.PUT),
+                any(), any());
+
+        final PolicyChangeResponse actualResponse = spyPolicyEngine.pushPolicy(new PushPolicyParameters());
+
+        assertNotNull(actualResponse);
+        assertEquals(HttpStatus.OK.value(), actualResponse.getResponseCode());
+    }
+
+    @Test
+    public void testStdPolicyEnginePushPolicy_PushPolicyParametersThrowsHttpClientErrorException_ResponseWithHttpCode()
+            throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+        doThrow(new PolicyException(new HttpClientErrorException(HttpStatus.BAD_GATEWAY))).when(spyPolicyEngine)
+                .callNewPDP(eq(PUSH_POLICY_RESOURCE_NAME), eq(HttpMethod.PUT), any(), any());
+
+        final PolicyChangeResponse actualResponse = spyPolicyEngine.pushPolicy(new PushPolicyParameters());
+
+        assertNotNull(actualResponse);
+        assertEquals(HttpStatus.BAD_GATEWAY.value(), actualResponse.getResponseCode());
+
+    }
+
+    @Test(expected = PolicyException.class)
+    public void testStdPolicyEnginePushPolicy_PushPolicyParameters_Exception() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+        doThrow(PolicyException.class).when(spyPolicyEngine).callNewPDP(eq(PUSH_POLICY_RESOURCE_NAME),
+                eq(HttpMethod.PUT), any(), any());
+
+        spyPolicyEngine.pushPolicy(new PushPolicyParameters());
+
+    }
+
+    @Test
+    public void testStdPolicyEnginDeletePolicy_DeletePolicyParameters_noException() throws Exception {
+
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<String> stubbedResponse = new ResponseEntity<>("Successful", HttpStatus.OK);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(DELETE_POLICY_RESOURCE_NAME),
+                eq(HttpMethod.DELETE), any(), any());
+
+        final PolicyChangeResponse actualResponse = spyPolicyEngine.deletePolicy(new DeletePolicyParameters());
+
+        assertNotNull(actualResponse);
+        assertEquals(HttpStatus.OK.value(), actualResponse.getResponseCode());
+    }
+
+    @Test
+    public void testStdPolicyEnginGetDictionaryItem_DictionaryParameters_noException() throws Exception {
+
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<APIDictionaryResponse> stubbedResponse =
+                new ResponseEntity<>(getAPIDictionaryResponse(), HttpStatus.OK);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(GET_DICTIONARY_ITEMS_RESOURCE_NAME),
+                eq(HttpMethod.POST), any(), any());
+
+        final DictionaryResponse actualResponse = spyPolicyEngine.getDictionaryItem(new DictionaryParameters());
+
+        assertNotNull(actualResponse);
+    }
+
+    @Test
+    public void testStdPolicyGetDictionaryItem_DictionaryParametersWithHttp400ExceptionThrown_ResponseWithHttpCode()
+            throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+        doThrow(new RuntimeException(new HttpClientErrorException(HttpStatus.BAD_REQUEST, "Error 400")))
+                .when(spyPolicyEngine)
+                .callNewPDP(eq(GET_DICTIONARY_ITEMS_RESOURCE_NAME), eq(HttpMethod.POST), any(), any());
+
+        final DictionaryResponse actualResponse = spyPolicyEngine.getDictionaryItem(new DictionaryParameters());
+
+        assertNotNull(actualResponse);
+        assertEquals(HttpStatus.BAD_REQUEST.value(), actualResponse.getResponseCode());
+
+    }
+
+    @Test
+    public void testStdPolicyGetDictionaryItem_DictionaryParametersWithHttp401ExceptionThrown_ResponseWithHttpCode()
+            throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+        doThrow(new RuntimeException(new HttpClientErrorException(HttpStatus.UNAUTHORIZED, "Error 401")))
+                .when(spyPolicyEngine)
+                .callNewPDP(eq(GET_DICTIONARY_ITEMS_RESOURCE_NAME), eq(HttpMethod.POST), any(), any());
+
+        final DictionaryResponse actualResponse = spyPolicyEngine.getDictionaryItem(new DictionaryParameters());
+
+        assertNotNull(actualResponse);
+        assertEquals(HttpStatus.UNAUTHORIZED.value(), actualResponse.getResponseCode());
+
+    }
+
+    @Test
+    public void testStdPolicyGetDictionaryItem_DictionaryParametersWithRunTimeExceptionThrown_ResponseWithHttpCode()
+            throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+        doThrow(new RuntimeException(new HttpClientErrorException(HttpStatus.INTERNAL_SERVER_ERROR, "Error")))
+                .when(spyPolicyEngine)
+                .callNewPDP(eq(GET_DICTIONARY_ITEMS_RESOURCE_NAME), eq(HttpMethod.POST), any(), any());
+
+        final DictionaryResponse actualResponse = spyPolicyEngine.getDictionaryItem(new DictionaryParameters());
+
+        assertNotNull(actualResponse);
+        assertEquals(HttpStatus.INTERNAL_SERVER_ERROR.value(), actualResponse.getResponseCode());
+
+    }
+
+    @Test
+    public void testStdPolicyEnginCreateDictionaryItem_DictionaryParameters_noException() throws Exception {
+
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<String> stubbedResponse = new ResponseEntity<>("Successful", HttpStatus.OK);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(CREATE_DICTIONARY_ITEM_RESOURCE_NAME),
+                eq(HttpMethod.PUT), any(), any());
+
+        final PolicyChangeResponse actualResponse = spyPolicyEngine.createDictionaryItem(new DictionaryParameters());
+
+        assertNotNull(actualResponse);
+        assertEquals(HttpStatus.OK.value(), actualResponse.getResponseCode());
+    }
+
+    @Test
+    public void testStdPolicyEnginUpdateDictionaryItem_DictionaryParameters_noException() throws Exception {
+
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<String> stubbedResponse = new ResponseEntity<>("Successful", HttpStatus.OK);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(UPDATE_DICTIONARY_ITEM_RESOURCE_NAME),
+                eq(HttpMethod.PUT), any(), any());
+
+        final PolicyChangeResponse actualResponse = spyPolicyEngine.updateDictionaryItem(new DictionaryParameters());
+
+        assertNotNull(actualResponse);
+        assertEquals(HttpStatus.OK.value(), actualResponse.getResponseCode());
+    }
+
+    @Test
+    public void testStdPolicyEnginPolicyEngineImport_ImportParameters_noException() throws Exception {
+        final File emptyfile = temporaryFolder.newFile("emptyFile.txt");
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<String> stubbedResponse = new ResponseEntity<>("Successful", HttpStatus.OK);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(POLICY_ENGINE_IMPORT_RESOURCE_NAME),
+                eq(HttpMethod.POST), any(), any());
+
+        final ImportParameters importParameters = new ImportParameters();
+        importParameters.setFilePath(emptyfile.toString());
+        final PolicyChangeResponse actualResponse = spyPolicyEngine.policyEngineImport(importParameters);
+
+        assertNotNull(actualResponse);
+        assertEquals(HttpStatus.OK.value(), actualResponse.getResponseCode());
+    }
+
+    @Test
+    public void testStdPolicyEnginCreatePolicy_PolicyParameters_noException() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<String> stubbedResponse = new ResponseEntity<>("Successful", HttpStatus.OK);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(CREATE_POLICY_RESOURCE_NAME), eq(HttpMethod.PUT),
+                any(), any());
+
+        final PolicyChangeResponse actualResponse = spyPolicyEngine.createPolicy(new PolicyParameters());
+
+        assertNotNull(actualResponse);
+        assertEquals(HttpStatus.OK.value(), actualResponse.getResponseCode());
+    }
+
+    @Test
+    public void testStdPolicyEnginUpdatePolicy_PolicyParameters_noException() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<String> stubbedResponse = new ResponseEntity<>("Successful", HttpStatus.OK);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(UPDATE_POLICY_RESOURCE_NAME), eq(HttpMethod.PUT),
+                any(), any());
+
+        final PolicyChangeResponse actualResponse = spyPolicyEngine.updatePolicy(new PolicyParameters());
+
+        assertNotNull(actualResponse);
+        assertEquals(HttpStatus.OK.value(), actualResponse.getResponseCode());
+    }
+
+    @Test(expected = PolicyException.class)
+    public void testStdPolicyEnginPushPolicy_NullValues_Exception() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        spyPolicyEngine.pushPolicy(null, null, null, null, null);
+    }
+
+    @Test(expected = PolicyException.class)
+    public void testStdPolicyEnginPushPolicy_EmptyPolicyScope_Exception() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        spyPolicyEngine.pushPolicy("", null, null, null, null);
+    }
+
+    @Test(expected = PolicyException.class)
+    public void testStdPolicyEnginPushPolicy_EmptyPolicyName_Exception() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        spyPolicyEngine.pushPolicy("POLICY_SCOPE", "", null, null, null);
+    }
+
+    @Test
+    public void testStdPolicyEnginPushPolicy_PolicyParameters_noException() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<String> stubbedResponse = new ResponseEntity<>("Successful", HttpStatus.OK);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(PUSH_POLICY_RESOURCE_NAME), eq(HttpMethod.PUT),
+                any(), any());
+
+        final String actualResponse =
+                spyPolicyEngine.pushPolicy("POLICY_SCOPE", ONAP_NAME_VAL, "POLICY_TYPE", "POLICY_GROUP", REQUEST_UUID);
+
+        assertNotNull(actualResponse);
+    }
+
+    @Test
+    public void testStdPolicyEnginCreateUpdateConfigPolicy_PolicyParameters_noException() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<String> stubbedResponse = new ResponseEntity<>("Successful", HttpStatus.OK);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(UPDATE_POLICY_RESOURCE_NAME), eq(HttpMethod.PUT),
+                any(), any());
+
+        final String actualResponse = spyPolicyEngine.createUpdateConfigPolicy("POLICY_NAME", ONAP_NAME_VAL,
+                ONAP_NAME_VAL, "CONFIG_NAME", Collections.emptyMap(), PolicyType.JSON.toString().toUpperCase(), "",
+                "POLICY_SCOPE", REQUEST_UUID, "", "", "", new Date().toString(), true);
+
+        assertNotNull(actualResponse);
+    }
+
+    @Test(expected = PolicyException.class)
+    public void testStdPolicyEnginCreateUpdateConfigPolicy_NullPolicyName_Exception() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        spyPolicyEngine.createUpdateConfigPolicy(null, null, null, null, null, null, null, null, null, null, null, null,
+                null, true);
+    }
+
+    @Test
+    public void testStdPolicyEnginCreateUpdateConfigFirewallPolicy_PolicyParameters_noException() throws Exception {
+        final StdPolicyEngine spyPolicyEngine = getSpyPolicyEngine();
+
+        final ResponseEntity<String> stubbedResponse = new ResponseEntity<>("Successful", HttpStatus.OK);
+
+        doReturn(stubbedResponse).when(spyPolicyEngine).callNewPDP(eq(UPDATE_POLICY_RESOURCE_NAME), eq(HttpMethod.PUT),
+                any(), any());
+
+        final String actualResponse =
+                spyPolicyEngine.createUpdateConfigFirewallPolicy("POLICY_NAME", getJsonObject(JSON_CONFIGURATION),
+                        "POLICY_SCOPE", REQUEST_UUID, "", "", "", new Date().toString(), true);
+
+        assertNotNull(actualResponse);
+    }
+
+    private JsonObject getJsonObject(final String jsonString) {
+        try (final JsonReader jsonReader = Json.createReader(new StringReader(jsonString));) {
+            return jsonReader.readObject();
+        }
+    }
+
+    private StdPolicyEngine getSpyPolicyEngine() throws IOException, PolicyEngineException {
+        return getSpyPolicyEngine(CONFIG_PROPERTIES_FILE, getDefaultProperties());
+    }
+
+    private StdPolicyEngine getSpyPolicyEngine(final String filename, final Properties properties)
+            throws IOException, PolicyEngineException {
+        final File file = temporaryFolder.newFile(filename);
+
+        creatPropertyFile(file, properties);
+
+        final StdPolicyEngine spyPolicyEngine = spy(new StdPolicyEngine(file.toString(), (String) null));
+        spyPolicyEngine.setScheme(NotificationScheme.MANUAL_NOTIFICATIONS);
+        return spyPolicyEngine;
+    }
+
+    private Properties getDefaultProperties() {
+        final Properties properties = new Properties();
+        properties.setProperty(PDP_URL_PROP_NAME, PDP_PROP_VALUE);
+        properties.setProperty(CLIENT_ID_PROP_NAME, "test");
+        properties.setProperty(CLIENT_KEY_PROP_NAME, "test");
+        properties.setProperty(NOTIFICATION_TYPE_PROP_NAME, UEB + COMMA + DMAAP);
+        properties.setProperty(NOTIFICATION_SERVERS_PROP_NAME, SERVER_NAME + COMMA + SERVER_NAME);
+        properties.setProperty(NOTIFICATION_TOPIC_PROP_NAME, "test");
+        properties.setProperty(ENVIRONMENT_PROP_NAME, "TEST");
+        properties.setProperty(PolicyConfigConstants.JUNIT_PROP_NAME, "false");
+        return properties;
+    }
+
+    private StdDecisionResponse getStdDecisionResponse() {
+        final StdDecisionResponse response = new StdDecisionResponse();
+        response.setDecision(PolicyDecision.PERMIT);
+        response.setDetails(PolicyDecision.PERMIT.name());
+
+        return response;
+    }
+
+    private APIDictionaryResponse getAPIDictionaryResponse() {
+        final APIDictionaryResponse response = new APIDictionaryResponse();
+        response.setResponseCode(0);
+        response.setResponseMessage("");
+        response.setDictionaryData(Collections.<String, String>emptyMap());
+        response.setDictionaryJson(Collections.<String, String>emptyMap());
+        return response;
+    }
+
+    private StdPolicyResponse[] getStdPolicyResponse() {
+        final StdPolicyResponse response = new StdPolicyResponse();
+        response.setPolicyResponseStatus(PolicyResponseStatus.ACTION_TAKEN);
+        return new StdPolicyResponse[] {response};
+    }
+
+    private void creatPropertyFile(final File file, final Properties properties) throws IOException {
+        try (final BufferedWriter bufferedWriter = Files.newBufferedWriter(file.toPath());) {
+            properties.store(bufferedWriter, COMMENTS);
+        }
+    }
+
+    private APIPolicyConfigResponse[] getAPIPolicyConfigResponse(final PolicyType policyType,
+            final String configuration) {
+
+        return getAPIPolicyConfigResponse(policyType, configuration, null);
+    }
+
+    private APIPolicyConfigResponse[] getAPIPolicyConfigResponse(final PolicyType policyType,
+            final String configuration, final String policyConfigMessage) {
+        final APIPolicyConfigResponse configResponse = new APIPolicyConfigResponse();
+        configResponse.setConfig(configuration);
+        configResponse.setMatchingConditions(getMatchingConditions());
+        configResponse.setPolicyConfigStatus(PolicyConfigStatus.CONFIG_RETRIEVED);
+        configResponse.setPolicyName(POLICY_NAME);
+        configResponse.setPolicyType(PolicyConfigType.BRMS_RAW);
+        configResponse.setType(policyType);
+        configResponse.setPolicyVersion(POLICY_VERSION);
+        configResponse.setProperty(Collections.emptyMap());
+        configResponse.setPolicyConfigMessage(policyConfigMessage);
+
+        return new APIPolicyConfigResponse[] {configResponse};
+    }
+
+    private Map<String, String> getMatchingConditions() {
+        final Map<String, String> attributes = new HashMap<>();
+        attributes.put(ONAP_NAME, POLICY_NAME);
+        attributes.put(CONFIG_NAME, "Configuration_name");
+        return attributes;
+    }
+
+}
diff --git a/PolicyEngineAPI/src/test/java/org/onap/policy/test/PolicyEngineTest.java b/PolicyEngineAPI/src/test/java/org/onap/policy/test/PolicyEngineTest.java
index abfab075b..5c6094b01 100644
--- a/PolicyEngineAPI/src/test/java/org/onap/policy/test/PolicyEngineTest.java
+++ b/PolicyEngineAPI/src/test/java/org/onap/policy/test/PolicyEngineTest.java
@@ -23,148 +23,401 @@ package org.onap.policy.test;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertNull;
 import static org.junit.Assert.fail;
-
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.eq;
+import static org.mockito.Mockito.any;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
-
+import java.util.Collections;
+import java.util.UUID;
 import org.junit.Test;
+import org.mockito.Mockito;
+import org.mockito.internal.util.reflection.Whitebox;
+import org.onap.policy.api.ConfigRequestParameters;
+import org.onap.policy.api.DecisionRequestParameters;
+import org.onap.policy.api.DeletePolicyParameters;
+import org.onap.policy.api.DictionaryParameters;
+import org.onap.policy.api.EventRequestParameters;
+import org.onap.policy.api.ImportParameters;
+import org.onap.policy.api.MetricsRequestParameters;
 import org.onap.policy.api.NotificationScheme;
+import org.onap.policy.api.PolicyConfigException;
 import org.onap.policy.api.PolicyEngine;
 import org.onap.policy.api.PolicyEngineException;
+import org.onap.policy.api.PolicyParameters;
+import org.onap.policy.api.PushPolicyParameters;
 import org.onap.policy.common.logging.flexlogger.FlexLogger;
-import org.onap.policy.common.logging.flexlogger.Logger; 
+import org.onap.policy.common.logging.flexlogger.Logger;
+import org.onap.policy.std.StdPolicyEngine;
 
 public class PolicyEngineTest {
 
-	private static final Logger logger = FlexLogger.getLogger(PolicyEngineTest.class);
-	private PolicyEngine policyEngine = null;
-	private String filePath = null;
-	
-	@Test
-	public void testPolicyEngineForFail() {
-		filePath = null;
-		try {
-			policyEngine = new PolicyEngine(filePath);
-		} catch (PolicyEngineException e) {
-			logger.warn(e.getMessage());
-		}
-		assertNull(policyEngine);
-		// Test even for this case.
-		filePath = "NotNull";
-		try {
-			policyEngine = new PolicyEngine(filePath);
-		} catch (PolicyEngineException e) {
-			logger.warn(e.getMessage());
-		}
-		assertNull(policyEngine);
-	}
-	
-	@Test
-	public void testPolicyEngineforPropertyFileError() {
-		filePath = "Test/config_error.property";
-		isFileAvailable(filePath);
-		try {
-			policyEngine = new PolicyEngine(filePath);
-		} catch (PolicyEngineException e) {
-			logger.warn(e.getMessage());
-		}
-		assertNull(policyEngine);
-	}
-	
-	@Test
-	public void testPolicyEngineforPDPURLError() {
-		String filePath = "Test/config_fail.properties";
-		isFileAvailable(filePath);
-		try {
-			policyEngine = new PolicyEngine(filePath);
-		} catch (PolicyEngineException e) {
-			logger.warn(e.getMessage());
-		}
-		assertNull(policyEngine);
-	}
-	
-	@Test
-	public void testPolicyEngineForPass() {
-		String filePath = "Test/config_pass.properties";
-		isFileAvailable(filePath);
-		try {
-			policyEngine = new PolicyEngine(filePath);
-		} catch (PolicyEngineException e) {
-			logger.warn(e.getMessage());
-		}
-		assertNotNull(policyEngine);
-	}
-	
-	@Test
-	public void testPolicyEngineForUEBPass() {
-		String filePath = "Test/config_UEB_pass.properties";
-		isFileAvailable(filePath);
-		try {
-			policyEngine = new PolicyEngine(filePath);
-		} catch (PolicyEngineException e) {
-			logger.warn(e.getMessage());
-		}
-		assertNotNull(policyEngine);
-	}
-	
-	
-	@Test
-	public void testPolicyEngineForUEBBadType() {
-		String filePath = "Test/config_UEB_bad_type.properties";
-		isFileAvailable(filePath);
-		try {
-			policyEngine = new PolicyEngine(filePath);
-		} catch (PolicyEngineException e) {
-			logger.warn(e.getMessage());
-		}
-		assertNotNull(policyEngine);
-	}
-	
-	@Test
-	public void testPolicyEngineForUEBBadServerType() {
-		String filePath = "Test/config_UEB_badservers.properties";
-		isFileAvailable(filePath);
-		try {
-			policyEngine = new PolicyEngine(filePath);
-		} catch (PolicyEngineException e) {
-			logger.warn(e.getMessage());
-		}
-		assertNotNull(policyEngine);
-	}
-	
-	@Test
-	public void testPolicyEngineNotficationAutoUEB() {
-		String filePath = "Test/config_UEB_pass.properties";
-		isFileAvailable(filePath);
-		try {
-			policyEngine = new PolicyEngine(filePath);
-			policyEngine.setScheme(NotificationScheme.AUTO_ALL_NOTIFICATIONS);
-		} catch (PolicyEngineException e) {
-			logger.warn(e.getMessage());
-		}
-		assertNotNull(policyEngine);
-	}
-	
-	@Test
-	public void testPolicyEngineNotficationAuto() {
-		String filePath = "Test/config_pass.properties";
-		isFileAvailable(filePath);
-		try {
-			policyEngine = new PolicyEngine(filePath);
-			policyEngine.setScheme(NotificationScheme.AUTO_ALL_NOTIFICATIONS);
-			//policyEngine.getNotification();
-		} catch (PolicyEngineException e) {
-			logger.warn(e.getMessage());
-		}
-		assertNotNull(policyEngine);
-	}
-
-	public void isFileAvailable(String filePath) {
-		Path file = Paths.get(filePath);
-		if (Files.notExists(file)) {
-			logger.error("File Doesn't Exist "+ file.toString());
-			fail("File: " +filePath + " Not found");
-		}
-	}
+    private static final String ONAP_NAME_VALUE = "ONAP";
+    private static final String STD_POLICY_ENGINE_LOCAL_VARIABLE = "stdPolicyEngine";
+    private static final UUID REQUEST_UUID = UUID.randomUUID();
+    private static final String TEST_CONFIG_PASS_PROPERTIES = "Test/config_pass.properties";
+    private static final Logger logger = FlexLogger.getLogger(PolicyEngineTest.class);
+    private PolicyEngine policyEngine = null;
+    private String filePath = null;
+
+    private final StdPolicyEngine mockedStdPolicyEngine = Mockito.mock(StdPolicyEngine.class);
+
+    @Test
+    public void testPolicyEngineForFail() {
+        PolicyEngine policyEngine = null;
+        try {
+            policyEngine = new PolicyEngine(filePath);
+        } catch (final PolicyEngineException e) {
+            logger.warn(e.getMessage());
+        }
+        assertNull(policyEngine);
+        // Test even for this case.
+        filePath = "NotNull";
+        try {
+            policyEngine = new PolicyEngine(filePath);
+        } catch (final PolicyEngineException e) {
+            logger.warn(e.getMessage());
+        }
+        assertNull(policyEngine);
+    }
+
+    @Test
+    public void testPolicyEngineforPropertyFileError() {
+        filePath = "Test/config_error.property";
+        isFileAvailable(filePath);
+        try {
+            policyEngine = new PolicyEngine(filePath);
+        } catch (final PolicyEngineException e) {
+            logger.warn(e.getMessage());
+        }
+        assertNull(policyEngine);
+    }
+
+    @Test
+    public void testPolicyEngineforPDPURLError() {
+        final String filePath = "Test/config_fail.properties";
+        isFileAvailable(filePath);
+        try {
+            policyEngine = new PolicyEngine(filePath);
+        } catch (final PolicyEngineException e) {
+            logger.warn(e.getMessage());
+        }
+        assertNull(policyEngine);
+    }
+
+    @Test
+    public void testPolicyEngineForPass() {
+        final String filePath = TEST_CONFIG_PASS_PROPERTIES;
+        isFileAvailable(filePath);
+        try {
+            policyEngine = new PolicyEngine(filePath);
+        } catch (final PolicyEngineException e) {
+            logger.warn(e.getMessage());
+        }
+        assertNotNull(policyEngine);
+    }
+
+    @Test
+    public void testPolicyEngineForUEBPass() {
+        final String filePath = "Test/config_UEB_pass.properties";
+        isFileAvailable(filePath);
+        try {
+            policyEngine = new PolicyEngine(filePath);
+        } catch (final PolicyEngineException e) {
+            logger.warn(e.getMessage());
+        }
+        assertNotNull(policyEngine);
+    }
+
+    @Test
+    public void testPolicyEngineForUEBBadType() {
+        final String filePath = "Test/config_UEB_bad_type.properties";
+        isFileAvailable(filePath);
+        try {
+            policyEngine = new PolicyEngine(filePath);
+        } catch (final PolicyEngineException e) {
+            logger.warn(e.getMessage());
+        }
+        assertNotNull(policyEngine);
+    }
+
+    @Test
+    public void testPolicyEngineForUEBBadServerType() {
+        final String filePath = "Test/config_UEB_badservers.properties";
+        isFileAvailable(filePath);
+        try {
+            policyEngine = new PolicyEngine(filePath);
+        } catch (final PolicyEngineException e) {
+            logger.warn(e.getMessage());
+        }
+        assertNotNull(policyEngine);
+    }
+
+    @Test
+    public void testPolicyEngineNotficationAutoUEB() {
+        final String filePath = "Test/config_UEB_pass.properties";
+        isFileAvailable(filePath);
+        try {
+            policyEngine = new PolicyEngine(filePath);
+            policyEngine.setScheme(NotificationScheme.AUTO_ALL_NOTIFICATIONS);
+        } catch (final PolicyEngineException e) {
+            logger.warn(e.getMessage());
+        }
+        assertNotNull(policyEngine);
+    }
+
+    @Test
+    public void testPolicyEngineNotficationAuto() {
+        final String filePath = TEST_CONFIG_PASS_PROPERTIES;
+        isFileAvailable(filePath);
+        try {
+            policyEngine = new PolicyEngine(filePath);
+            policyEngine.setScheme(NotificationScheme.AUTO_ALL_NOTIFICATIONS);
+            // policyEngine.getNotification();
+        } catch (final PolicyEngineException e) {
+            logger.warn(e.getMessage());
+        }
+        assertNotNull(policyEngine);
+    }
+
+    @Test
+    public void testGetConfig_ConfigRequestParameters_StdPolicyEngineGetConfigCalled()
+            throws PolicyEngineException, PolicyConfigException {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.getConfig(new ConfigRequestParameters());
+
+        verify(mockedStdPolicyEngine).getConfig(Mockito.any(ConfigRequestParameters.class));
+
+    }
+
+    @Test
+    public void testlistConfig_ConfigRequestParameters_StdPolicyEngineListConfigCalled()
+            throws PolicyEngineException, PolicyConfigException {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.listConfig(new ConfigRequestParameters());
+
+        verify(mockedStdPolicyEngine).listConfig(any(ConfigRequestParameters.class));
+    }
+
+    @Test
+    public void testSendEvent_EventAttributes_StdPolicyEngineSendEventCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.sendEvent(Collections.emptyMap());
+
+        verify(mockedStdPolicyEngine).sendEvent(eq(Collections.emptyMap()), eq(null));
+    }
+
+    @Test
+    public void testSendEvent_EventAttributesWithUUID_StdPolicyEngineSendEventCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.sendEvent(Collections.emptyMap(), REQUEST_UUID);
+
+        verify(mockedStdPolicyEngine).sendEvent(eq(Collections.emptyMap()), eq(REQUEST_UUID));
+    }
+
+    @Test
+    public void testSendEvent_EventRequestParameters_StdPolicyEngineSendEventCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.sendEvent(new EventRequestParameters());
+
+        verify(mockedStdPolicyEngine).sendEvent(any(EventRequestParameters.class));
+    }
+
+    @Test
+    public void testGetDecision_RequestParameters_StdPolicyEngineGetDecisionCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.getDecision(ONAP_NAME_VALUE, Collections.emptyMap());
+
+        verify(mockedStdPolicyEngine).getDecision(eq(ONAP_NAME_VALUE), eq(Collections.emptyMap()), eq(null));
+    }
+
+    @Test
+    public void testGetDecision_RequestParametersWithUUID_StdPolicyEngineGetDecisionCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.getDecision(ONAP_NAME_VALUE, Collections.emptyMap(), REQUEST_UUID);
+
+        verify(mockedStdPolicyEngine).getDecision(eq(ONAP_NAME_VALUE), eq(Collections.emptyMap()), eq(REQUEST_UUID));
+    }
+
+    @Test
+    public void testGetDecision_DecisionRequestParameters_StdPolicyEngineGetDecisionCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.getDecision(new DecisionRequestParameters());
+
+        verify(mockedStdPolicyEngine).getDecision(any(DecisionRequestParameters.class));
+    }
+
+    @Test
+    public void testGetDecision_MetricsRequestParameters_StdPolicyEngineGetMetricsCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.getMetrics(new MetricsRequestParameters());
+
+        verify(mockedStdPolicyEngine).getMetrics(any(MetricsRequestParameters.class));
+    }
+
+    @Test
+    public void testGetDecision_DictionaryParameters_StdPolicyEngineGetDictionaryItemCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.getDictionaryItem(new DictionaryParameters());
+
+        verify(mockedStdPolicyEngine).getDictionaryItem(any(DictionaryParameters.class));
+    }
+
+    @Test
+    public void testCreateDictionaryItem_DictionaryParameters_StdPolicyEngineCreateDictionaryItemCalled()
+            throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.createDictionaryItem(new DictionaryParameters());
+
+        verify(mockedStdPolicyEngine).createDictionaryItem(any(DictionaryParameters.class));
+    }
+
+    @Test
+    public void testUpdateDictionaryItem_DictionaryParameters_StdPolicyEngineDictionaryItemCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.updateDictionaryItem(new DictionaryParameters());
+
+        verify(mockedStdPolicyEngine).updateDictionaryItem(any(DictionaryParameters.class));
+    }
+
+    @Test
+    public void testCreatePolicy_PolicyParameters_StdPolicyEngineCreatePolicyCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.createPolicy(new PolicyParameters());
+
+        verify(mockedStdPolicyEngine).createPolicy(any(PolicyParameters.class));
+    }
+
+    @Test
+    public void testUpdatePolicy_PolicyParameters_StdPolicyEngineUpdatePolicyCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.updatePolicy(new PolicyParameters());
+
+        verify(mockedStdPolicyEngine).updatePolicy(any(PolicyParameters.class));
+    }
+
+    @Test
+    public void testPushPolicy_PushPolicyParameters_StdPolicyEnginePushPolicyCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.pushPolicy(new PushPolicyParameters());
+
+        verify(mockedStdPolicyEngine).pushPolicy(any(PushPolicyParameters.class));
+    }
+
+    @Test
+    public void testDeletePolicy_DeletePolicyParameters_StdPolicyEngineDeletePolicyCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.deletePolicy(new DeletePolicyParameters());
+
+        verify(mockedStdPolicyEngine).deletePolicy(any(DeletePolicyParameters.class));
+    }
+
+    @Test
+    public void testPolicyEngineImport_DictionaryParameters_StdPolicyEnginePolicyEngineImportCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.policyEngineImport(new ImportParameters());
+
+        verify(mockedStdPolicyEngine).policyEngineImport(any(ImportParameters.class));
+    }
+
+    @Test
+    public void testGetNotification_StdPolicyEngineGetNotificationCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.getNotification();
+
+        verify(mockedStdPolicyEngine, Mockito.atLeastOnce()).getNotification();
+    }
+
+    @Test
+    public void testClearNotification_StdPolicyEngineClearNotificationCalled() throws Exception {
+        isFileAvailable(TEST_CONFIG_PASS_PROPERTIES);
+
+        final PolicyEngine objUnderTest = new PolicyEngine(TEST_CONFIG_PASS_PROPERTIES);
+        Whitebox.setInternalState(objUnderTest, STD_POLICY_ENGINE_LOCAL_VARIABLE, mockedStdPolicyEngine);
+
+        objUnderTest.clearNotification();
+
+        verify(mockedStdPolicyEngine, Mockito.atLeastOnce()).stopNotification();
+    }
+
+    public void isFileAvailable(final String filePath) {
+        final Path file = Paths.get(filePath);
+        if (Files.notExists(file)) {
+            logger.error("File Doesn't Exist " + file.toString());
+            fail("File: " + filePath + " Not found");
+        }
+    }
 }