Added more unit tests to reach the minimum threshold of 65 % coverage

Added unit tests for the class TcaPolicyDeleteDelegate

Change-Id: Iadd6e6f0600f3400f29ad21d7b84da09945b36cc
Issue-ID: CLAMP-355
Signed-off-by: p.borelowski <p.borelowski@partner.samsung.com>

diff --git a/src/test/java/org/onap/clamp/clds/client/TcaPolicyDeleteDelegateTest.java b/src/test/java/org/onap/clamp/clds/client/TcaPolicyDeleteDelegateTest.java
new file mode 100644 (file)
index 0000000..70edabe
--- /dev/null
+++ b/src/test/java/org/onap/clamp/clds/client/TcaPolicyDeleteDelegateTest.java
@@ -0,0 +1,103 @@
+/*-
+ * ============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 org.apache.camel.Exchange;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.runners.MockitoJUnitRunner;
+import org.onap.clamp.clds.client.req.policy.PolicyClient;
+import org.onap.clamp.clds.exception.ModelBpmnException;
+
+@RunWith(MockitoJUnitRunner.class)
+public class TcaPolicyDeleteDelegateTest {
+
+    private static final String TCA_ID_FROM_JSON = "{\"tca\":[{\"id\":\"\",\"from\":\"\"}]}";
+    private static final String HOLMES_ID_FROM_JSON = "{\"holmes\":[{\"id\":\"\",\"from\":\"\"}]}";
+    private static final String ID_JSON = "{\"id\":\"\"}";
+    private static final String NOT_JSON = "not json";
+    private static final String MODEL_BPMN_KEY = "modelBpmnProp";
+    private static final String MODEL_PROP_KEY = "modelProp";
+    private static final String TEST_KEY = "isTest";
+    private static final String PROPERTY_NAME = "tcaPolicyDeleteResponseMessage";
+    private static final String MESSAGE = "message";
+
+    @Mock
+    private Exchange camelExchange;
+
+    @Mock
+    private PolicyClient policyClient;
+
+    @InjectMocks
+    private TcaPolicyDeleteDelegate tcaPolicyDeleteDelegate;
+
+    @Test
+    public void shouldExecuteSuccessfully() {
+        //given
+        Mockito.when(camelExchange.getProperty(MODEL_BPMN_KEY)).thenReturn(TCA_ID_FROM_JSON);
+        Mockito.when(camelExchange.getProperty(MODEL_PROP_KEY)).thenReturn(ID_JSON);
+        Mockito.when(camelExchange.getProperty(TEST_KEY)).thenReturn(false);
+
+        Mockito.when(policyClient.deleteMicrosService(Mockito.any())).thenReturn(MESSAGE);
+
+        //when
+        tcaPolicyDeleteDelegate.execute(camelExchange);
+
+        //then
+        Mockito.verify(camelExchange).setProperty(PROPERTY_NAME, MESSAGE.getBytes());
+    }
+
+    @Test
+    public void shouldExecuteTcaNotFound() {
+        //given
+        Mockito.when(camelExchange.getProperty(MODEL_BPMN_KEY)).thenReturn(HOLMES_ID_FROM_JSON);
+        Mockito.when(camelExchange.getProperty(MODEL_PROP_KEY)).thenReturn(ID_JSON);
+        Mockito.when(camelExchange.getProperty(TEST_KEY)).thenReturn(false);
+
+        //when
+        tcaPolicyDeleteDelegate.execute(camelExchange);
+
+        //then
+        Mockito.verify(policyClient, Mockito.never()).deleteMicrosService(Mockito.any());
+        Mockito.verify(camelExchange, Mockito.never()).setProperty(Mockito.any(), Mockito.any());
+    }
+
+    @Test(expected = ModelBpmnException.class)
+    public void shouldThrowModelBpmnException() {
+        //given
+        Mockito.when(camelExchange.getProperty(MODEL_BPMN_KEY)).thenReturn(NOT_JSON);
+        Mockito.when(camelExchange.getProperty(TEST_KEY)).thenReturn(false);
+
+        //when
+        tcaPolicyDeleteDelegate.execute(camelExchange);
+    }
+
+    @Test(expected = NullPointerException.class)
+    public void shouldThrowNullPointerException() {
+        //when
+        tcaPolicyDeleteDelegate.execute(camelExchange);
+    }
+}