VID-266 added stub server for testing

Change-Id: I39b8fca2df4c45123e2308142dfbb43c737f7707
Issue-ID: VID-266
Signed-off-by: Koblosz, Sandra <sandra.koblosz@nokia.com>

2 files changed, 248 insertions, 0 deletions

diff --git a/vid-app-common/src/test/java/org/onap/vid/scheduler/SchedulerRestInterfaceTest.java b/vid-app-common/src/test/java/org/onap/vid/scheduler/SchedulerRestInterfaceTest.java
new file mode 100644
index 000000000..7becf8b7e
--- /dev/null
+++ b/vid-app-common/src/test/java/org/onap/vid/scheduler/SchedulerRestInterfaceTest.java
@@ -0,0 +1,158 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * VID
+ * ================================================================================
+ * Copyright (C) 2018 Nokia 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.vid.scheduler;
+
+import com.xebialabs.restito.semantics.Action;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.*;
+import org.mockito.runners.MockitoJUnitRunner;
+import org.onap.vid.aai.util.HttpClientMode;
+import org.onap.vid.aai.util.HttpsAuthClient;
+import org.onap.vid.testUtils.StubServerUtil;
+import org.testng.annotations.BeforeMethod;
+
+import javax.ws.rs.client.Client;
+import javax.ws.rs.client.Invocation;
+import javax.ws.rs.client.WebTarget;
+import javax.ws.rs.core.MultivaluedHashMap;
+import javax.ws.rs.core.Response;
+import java.io.IOException;
+import java.security.GeneralSecurityException;
+import java.util.Collections;
+import java.util.function.Function;
+
+import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
+
+
+@RunWith(MockitoJUnitRunner.class)
+public class SchedulerRestInterfaceTest {
+
+    private static final String USR_PWD_AUTH_STRING = "c2FtcGxlOnBhUyR3MFJk";
+    private static final String APPLICATION_JSON = "application/json";
+    private static MultivaluedHashMap<String, Object> commonHeaders = new MultivaluedHashMap<>();
+    private static StubServerUtil serverUtil;
+    private String sampleBaseUrl;
+    @Mock
+    private HttpsAuthClient mockedHttpsAuthClient;
+    @Mock
+    private Client mockedClient;
+    @Mock
+    private Invocation.Builder mockedBuilder;
+    @Mock
+    private Response mockedResponse;
+    @Mock
+    private WebTarget mockedWebTarget;
+
+    @Mock
+    private Function<String, String> propertyGetter;
+
+    @InjectMocks
+    private SchedulerRestInterface schedulerInterface = new SchedulerRestInterface();
+
+    @BeforeClass
+    public static void setUpClass() {
+        serverUtil = new StubServerUtil();
+        serverUtil.runServer();
+        commonHeaders.put("Authorization", Collections.singletonList("Basic " + USR_PWD_AUTH_STRING));
+    }
+
+    @AfterClass
+    public static void tearDownClass() {
+        serverUtil.stopServer();
+    }
+
+    @BeforeMethod
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        sampleBaseUrl = serverUtil.constructTargetUrl("http", "");
+    }
+
+    @Test
+    public void testShouldGetOKWhenStringIsExpected() throws IOException, GeneralSecurityException {
+        String sampleSourceId = "AAI";
+        RestObject<String> sampleRestObj = new RestObject<>();
+        String resultHolder = "";
+
+        String responseContent = "sample : SAMPLE RESULT STRING";
+        Mockito.doReturn(mockedClient).when(mockedHttpsAuthClient).getClient(HttpClientMode.WITHOUT_KEYSTORE);
+        Mockito.doReturn("sample").when(propertyGetter).apply(SchedulerProperties.SCHEDULER_USER_NAME_VAL);
+        Mockito.doReturn("paS$w0Rd").when(propertyGetter).apply(SchedulerProperties.SCHEDULER_PASSWORD_VAL);
+        Mockito.doReturn(sampleBaseUrl).when(propertyGetter).apply(SchedulerProperties.SCHEDULER_SERVER_URL_VAL);
+        Mockito.doReturn(200).when(mockedResponse).getStatus();
+        Mockito.doReturn(responseContent).when(mockedResponse).readEntity(String.class);
+        Mockito.doReturn(mockedResponse).when(mockedBuilder).get();
+        Mockito.when(mockedBuilder.header(Matchers.any(), Matchers.any())).thenReturn(mockedBuilder);
+        Mockito.doReturn(mockedBuilder).when(mockedBuilder).headers(commonHeaders);
+        Mockito.doReturn(mockedBuilder).when(mockedBuilder).accept(APPLICATION_JSON);
+        Mockito.doReturn(mockedBuilder).when(mockedWebTarget).request();
+        Mockito.doReturn(mockedWebTarget).when(mockedClient).target(sampleBaseUrl + "test");
+
+        serverUtil.prepareGetCall("/test", responseContent, Action.ok());
+
+        schedulerInterface.Get(resultHolder, sampleSourceId, "test", sampleRestObj);
+
+        assertResponseData(sampleRestObj, responseContent, 200);
+    }
+
+
+    @Test
+    public void testShouldDeleteSuccessfully() throws IOException, GeneralSecurityException {
+        String sampleTargetUrl = serverUtil.constructTargetUrl("http", "");
+        String sampleSourceId = "AAI";
+        RestObject<String> sampleRestObj = new RestObject<>();
+        String resultHolder = "";
+
+        String responseContent = "sample : SAMPLE RESULT STRING";
+        Mockito.doReturn(mockedClient).when(mockedHttpsAuthClient).getClient(HttpClientMode.WITHOUT_KEYSTORE);
+        Mockito.doReturn("sample").when(propertyGetter).apply(SchedulerProperties.SCHEDULER_USER_NAME_VAL);
+        Mockito.doReturn("paS$w0Rd").when(propertyGetter).apply(SchedulerProperties.SCHEDULER_PASSWORD_VAL);
+        Mockito.doReturn(sampleTargetUrl).when(propertyGetter).apply(SchedulerProperties.SCHEDULER_SERVER_URL_VAL);
+        Mockito.doReturn(200).when(mockedResponse).getStatus();
+        Mockito.doReturn(responseContent).when(mockedResponse).readEntity(String.class);
+        Mockito.doReturn(mockedResponse).when(mockedBuilder).delete();
+        Mockito.when(mockedBuilder.header(Matchers.any(), Matchers.any())).thenReturn(mockedBuilder);
+        Mockito.doReturn(mockedBuilder).when(mockedBuilder).headers(commonHeaders);
+        Mockito.doReturn(mockedBuilder).when(mockedBuilder).accept(APPLICATION_JSON);
+        Mockito.doReturn(mockedBuilder).when(mockedWebTarget).request();
+        Mockito.doReturn(mockedWebTarget).when(mockedClient).target(sampleTargetUrl + "test");
+
+        serverUtil.prepareDeleteCall("/test", responseContent, Action.ok());
+
+        schedulerInterface.Delete(resultHolder, sampleSourceId, "test", sampleRestObj);
+
+        assertResponseData(sampleRestObj, responseContent, 200);
+    }
+
+
+    private void assertResponseData(RestObject<String> sampleRestObj, String expectedResponse, int expectedStatusCode) {
+
+        assertThat(sampleRestObj.getStatusCode()).isEqualTo(expectedStatusCode);
+        assertThat(sampleRestObj.get()).isInstanceOf(String.class).isEqualTo(expectedResponse);
+        assertThat(sampleRestObj.getUUID()).isNull();
+
+    }
+
+}
diff --git a/vid-app-common/src/test/java/org/onap/vid/testUtils/StubServerUtil.java b/vid-app-common/src/test/java/org/onap/vid/testUtils/StubServerUtil.java
new file mode 100644
index 000000000..e84655f7e
--- /dev/null
+++ b/vid-app-common/src/test/java/org/onap/vid/testUtils/StubServerUtil.java
@@ -0,0 +1,90 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * VID
+ * ================================================================================
+ * Copyright (C) 2018 Nokia 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.vid.testUtils;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.xebialabs.restito.semantics.Action;
+import com.xebialabs.restito.semantics.Condition;
+import com.xebialabs.restito.server.StubServer;
+
+import static com.xebialabs.restito.builder.stub.StubHttp.whenHttp;
+import static com.xebialabs.restito.semantics.Action.contentType;
+import static com.xebialabs.restito.semantics.Action.stringContent;
+
+public class StubServerUtil {
+
+    private static final String APPLICATION_JSON = "application/json";
+    private ObjectMapper objectMapper;
+
+
+    private StubServer stubServer;
+
+    public StubServerUtil() {
+        this.objectMapper = new ObjectMapper();
+        this.stubServer = new StubServer();
+    }
+
+
+    public void runServer() {
+        stubServer.run();
+    }
+
+    public void stopServer() {
+        stubServer.stop();
+    }
+
+
+    public String constructTargetUrl(String protocol, String relativePath) {
+        return String.format("%s://localhost:%s/%s", protocol, stubServer.getPort(), relativePath);
+    }
+
+    public void prepareGetCall(String path, Object returnObj, Action expectedAction) throws JsonProcessingException {
+        whenHttp(stubServer)
+                .match(Condition.get(path))
+                .then(expectedAction, jsonContent(returnObj), contentType(APPLICATION_JSON));
+    }
+
+    public void prepareDeleteCall(String path, Object returnObj, Action expectedAction) throws JsonProcessingException {
+        whenHttp(stubServer)
+                .match(Condition.delete(path))
+                .then(expectedAction, jsonContent(returnObj), contentType(APPLICATION_JSON));
+    }
+
+    public void preparePostCall(String path, Object returnObj, Action expectedAction) throws JsonProcessingException {
+        whenHttp(stubServer)
+                .match(Condition.post(path),
+                        Condition.withPostBodyContaining(objectMapper.writeValueAsString(returnObj)))
+                .then(expectedAction, jsonContent(returnObj), contentType(APPLICATION_JSON));
+    }
+
+    public void preparePutCall(String path, Object returnObj, Action expectedStatus) throws JsonProcessingException {
+        whenHttp(stubServer)
+                .match(Condition.put(path),
+                        Condition.withPostBodyContaining(objectMapper.writeValueAsString(returnObj)))
+                .then(expectedStatus, jsonContent(returnObj), contentType(APPLICATION_JSON));
+    }
+
+    private Action jsonContent(Object returnObj) throws JsonProcessingException {
+        return stringContent(objectMapper.writeValueAsString(returnObj));
+    }
+
+}