Added unit tests for TcaPolicyDelegate

Added unit tests for the class TcaPolicyDelegate (4)

Change-Id: I720f4411ec198c7e7a555f2ede9e48bfa210fdcf
Issue-ID: CLAMP-355
Signed-off-by: p.borelowski <p.borelowski@partner.samsung.com>

1 files changed, 166 insertions, 0 deletions

diff --git a/src/test/java/org/onap/clamp/clds/client/TcaPolicyDelegateTest.java b/src/test/java/org/onap/clamp/clds/client/TcaPolicyDelegateTest.java
new file mode 100644
index 00000000..a8851992
--- /dev/null
+++ b/src/test/java/org/onap/clamp/clds/client/TcaPolicyDelegateTest.java
@@ -0,0 +1,166 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP CLAMP
+ * ================================================================================
+ * Copyright (C) 2019 Samsung. 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.clamp.clds.client;
+
+import static org.mockito.Mockito.any;
+import static org.mockito.Mockito.anyString;
+import static org.mockito.Mockito.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+
+import java.io.IOException;
+
+import org.apache.camel.Exchange;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.runners.MockitoJUnitRunner;
+import org.onap.clamp.clds.client.req.policy.PolicyClient;
+import org.onap.clamp.clds.config.ClampProperties;
+import org.onap.clamp.clds.dao.CldsDao;
+import org.onap.clamp.clds.exception.ModelBpmnException;
+import org.onap.clamp.clds.model.CldsModel;
+import org.onap.clamp.clds.util.JsonUtils;
+
+@RunWith(MockitoJUnitRunner.class)
+public class TcaPolicyDelegateTest {
+
+    private static final String MODEL_BPMN_KEY = "modelBpmnProp";
+    private static final String MODEL_PROP_KEY = "modelProp";
+    private static final String MODEL_NAME_KEY = "modelName";
+    private static final String TEST_KEY = "isTest";
+    private static final String USERID_KEY = "userid";
+    private static final String TCA_TEMPLATE_KEY = "tca.template";
+    private static final String TCA_POLICY_TEMPLATE_KEY = "tca.policy.template";
+    private static final String TCA_THRESHOLDS_TEMPLATE_KEY = "tca.thresholds.template";
+    private static final String TCA_POLICY_RESPONSE_MESSAGE_KEY = "tcaPolicyResponseMessage";
+
+    private static final String TCA_ID_FROM_JSON = "{\"tca\":[{\"id\":\"id\",\"from\":\"\"}]}";
+    private static final String ID_JSON = "{\"id\":{\"r\":[{},{\"serviceConfigurations\":"
+            + "[[\"x\",\"+\",\"2\",\"y\"]]}]}}";
+    private static final String TCA_TEMPLATE_JSON = "{\"metricsPerEventName\":[{\"thresholds\":[]}]}";
+    private static final String TCA_POLICY_TEMPLATE_JSON = "{\"content\":{}}";
+    private static final String TCA_THRESHOLDS_TEMPLATE_JSON = "{}";
+    private static final String HOLMES_ID_FROM_JSON = "{\"holmes\":[{\"id\":\"\",\"from\":\"\"}]}";
+    private static final String NOT_JSON = "not json";
+
+    private static final String RESPONSE_MESSAGE_VALUE = "responseMessage";
+    private static final String MODEL_NAME_VALUE = "ModelName";
+    private static final String USERID_VALUE = "user";
+
+    private static final String CLDS_MODEL_ID = "id";
+    private static final String CLDS_MODEL_PROP_TEXT = "propText";
+
+    @Mock
+    private Exchange camelExchange;
+
+    @Mock
+    private ClampProperties refProp;
+
+    @Mock
+    private PolicyClient policyClient;
+
+    @Mock
+    private CldsDao cldsDao;
+
+    @InjectMocks
+    private TcaPolicyDelegate tcaPolicyDelegate;
+
+    @Test
+    public void shouldExecuteSuccessfully() throws IOException {
+        //given
+        when(camelExchange.getProperty(eq(MODEL_BPMN_KEY))).thenReturn(TCA_ID_FROM_JSON);
+        when(camelExchange.getProperty(eq(MODEL_PROP_KEY))).thenReturn(ID_JSON);
+        when(camelExchange.getProperty(eq(MODEL_NAME_KEY))).thenReturn(MODEL_NAME_VALUE);
+        when(camelExchange.getProperty(eq(TEST_KEY))).thenReturn(false);
+        when(camelExchange.getProperty(eq(USERID_KEY))).thenReturn(USERID_VALUE);
+
+        JsonElement jsonTemplate;
+        JsonObject jsonObject;
+
+        jsonTemplate = mock(JsonElement.class);
+        when(refProp.getJsonTemplate(eq(TCA_TEMPLATE_KEY), anyString())).thenReturn(jsonTemplate);
+        jsonObject = JsonUtils.GSON.fromJson(TCA_TEMPLATE_JSON, JsonObject.class);
+        when(jsonTemplate.getAsJsonObject()).thenReturn(jsonObject);
+
+        jsonTemplate = mock(JsonElement.class);
+        when(refProp.getJsonTemplate(eq(TCA_POLICY_TEMPLATE_KEY), anyString())).thenReturn(jsonTemplate);
+        jsonObject = JsonUtils.GSON.fromJson(TCA_POLICY_TEMPLATE_JSON, JsonObject.class);
+        when(jsonTemplate.getAsJsonObject()).thenReturn(jsonObject);
+
+        jsonTemplate = mock(JsonElement.class);
+        when(refProp.getJsonTemplate(eq(TCA_THRESHOLDS_TEMPLATE_KEY), anyString())).thenReturn(jsonTemplate);
+        jsonObject = JsonUtils.GSON.fromJson(TCA_THRESHOLDS_TEMPLATE_JSON, JsonObject.class);
+        when(jsonTemplate.getAsJsonObject()).thenReturn(jsonObject);
+
+        when(policyClient.sendMicroServiceInOther(anyString(), any())).thenReturn(RESPONSE_MESSAGE_VALUE);
+
+        CldsModel cldsModel = new CldsModel();
+        cldsModel.setId(CLDS_MODEL_ID);
+        cldsModel.setPropText(CLDS_MODEL_PROP_TEXT);
+        when(cldsDao.getModelTemplate(eq(MODEL_NAME_VALUE))).thenReturn(cldsModel);
+
+        //when
+        tcaPolicyDelegate.execute(camelExchange);
+
+        //then
+        verify(camelExchange).setProperty(eq(TCA_POLICY_RESPONSE_MESSAGE_KEY), eq(RESPONSE_MESSAGE_VALUE.getBytes()));
+        verify(cldsDao).setModel(eq(cldsModel), eq(USERID_VALUE));
+    }
+
+    @Test
+    public void shouldExecuteTcaNotFound() {
+        //given
+        when(camelExchange.getProperty(eq(MODEL_BPMN_KEY))).thenReturn(HOLMES_ID_FROM_JSON);
+        when(camelExchange.getProperty(eq(MODEL_PROP_KEY))).thenReturn(ID_JSON);
+        when(camelExchange.getProperty(eq(TEST_KEY))).thenReturn(false);
+
+        //when
+        tcaPolicyDelegate.execute(camelExchange);
+
+        //then
+        verify(policyClient, never()).sendMicroServiceInOther(any(), any());
+    }
+
+    @Test(expected = ModelBpmnException.class)
+    public void shouldThrowModelBpmnException() {
+        //given
+        when(camelExchange.getProperty(eq(MODEL_BPMN_KEY))).thenReturn(NOT_JSON);
+        when(camelExchange.getProperty(eq(TEST_KEY))).thenReturn(false);
+
+        //when
+        tcaPolicyDelegate.execute(camelExchange);
+    }
+
+    @Test(expected = NullPointerException.class)
+    public void shouldThrowNullPointerException() {
+        //when
+        tcaPolicyDelegate.execute(camelExchange);
+    }
+}