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/*-
* ============LICENSE_START=======================================================
* ONAP : APPC
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Copyright (C) 2017 Amdocs
* =============================================================================
* 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.
*
* ECOMP is a trademark and service mark of AT&T Intellectual Property.
* ============LICENSE_END=========================================================
*/
package org.onap.appc.provider.lcm.service;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mockito;
import org.opendaylight.yang.gen.v1.org.onap.appc.lcm.rev160108.Payload;
import org.onap.appc.domainmodel.lcm.ActionLevel;
import org.onap.appc.domainmodel.lcm.CommonHeader;
import org.onap.appc.domainmodel.lcm.RequestContext;
import org.onap.appc.domainmodel.lcm.ResponseContext;
import org.onap.appc.domainmodel.lcm.Status;
import org.onap.appc.domainmodel.lcm.VNFOperation;
import org.onap.appc.executor.objects.LCMCommandStatus;
import org.onap.appc.executor.objects.Params;
import org.onap.appc.i18n.Msg;
import org.onap.appc.requesthandler.RequestHandler;
import org.onap.appc.requesthandler.objects.RequestHandlerInput;
import org.onap.appc.requesthandler.objects.RequestHandlerOutput;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import org.osgi.framework.FrameworkUtil;
import org.osgi.framework.InvalidSyntaxException;
import org.osgi.framework.ServiceReference;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import java.util.Collection;
import java.util.Iterator;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.anyString;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.times;
import static org.powermock.api.mockito.PowerMockito.mockStatic;
@RunWith(PowerMockRunner.class)
@PrepareForTest({FrameworkUtil.class})
public class RequestExecutorTest {
private final VNFOperation vnfOperation = VNFOperation.ActionStatus;
private final ActionLevel actionLevel = ActionLevel.MGMT;
private Bundle mockBundle = mock(Bundle.class);
private BundleContext mockBundleContext = mock(BundleContext.class);
private RequestHandlerInput mockInput = mock(RequestHandlerInput.class);
private RequestContext mockRequestContext = mock(RequestContext.class);
private CommonHeader mockCommonHeader = mock(CommonHeader.class);
private RequestHandler mockHandler = mock(RequestHandler.class);
private RequestExecutor requestExecutor;
@Before
public void setUp() throws Exception {
mockStatic(FrameworkUtil.class);
PowerMockito.when(FrameworkUtil.getBundle(any())).thenReturn(mockBundle);
Mockito.doReturn(mockRequestContext).when(mockInput).getRequestContext();
Mockito.doReturn(mockCommonHeader).when(mockRequestContext).getCommonHeader();
requestExecutor = spy(new RequestExecutor());
}
@Test
public void testExecuteRequest() throws Exception {
// test RequestHandler is null
Mockito.doReturn(null).when(mockBundle).getBundleContext();
Mockito.doReturn(actionLevel).when(mockRequestContext).getActionLevel();
Mockito.doReturn(vnfOperation).when(mockRequestContext).getAction();
Params params = new Params().addParam("errorMsg", requestExecutor.CANNOT_PROCESS);
LCMCommandStatus lcmCommandStatus = LCMCommandStatus.REJECTED;
Msg msg = Msg.REQUEST_HANDLER_UNAVAILABLE;
RequestHandlerOutput output = requestExecutor.executeRequest(mockInput);
ResponseContext responseContext = output.getResponseContext();
Status status = responseContext.getStatus();
Assert.assertEquals("Should have rejected status code",
lcmCommandStatus.getResponseCode(), status.getCode());
Assert.assertEquals("Should have rejected CANNOT_PROCESS status message",
lcmCommandStatus.getFormattedMessage(params), status.getMessage());
Assert.assertEquals("Should have the same commonHeader",
mockCommonHeader, responseContext.getCommonHeader());
Mockito.verify(requestExecutor, times(1)).getRequestHandler(any());
Mockito.verify(requestExecutor, times(1))
.createRequestHandlerOutput(any(), any(), any(), any());
// to get RequestHandler
ServiceReference<RequestHandler> mockSvcRefs = mock(ServiceReference.class);
Iterator mockIterator = mock(Iterator.class);
Mockito.doReturn(mockSvcRefs).when(mockIterator).next();
Collection<ServiceReference<RequestHandler>> mockSvcRefCollection = mock(Collection.class);
Mockito.doReturn(1).when(mockSvcRefCollection).size();
Mockito.doReturn(mockIterator).when(mockSvcRefCollection).iterator();
Mockito.doReturn(mockBundleContext).when(mockBundle).getBundleContext();
Mockito.doReturn(mockSvcRefCollection).when(mockBundleContext)
.getServiceReferences(eq(RequestHandler.class), anyString());
Mockito.doReturn(mockHandler).when(mockBundleContext).getService(mockSvcRefs);
// Skip test RequestHandler.quiesce throws exception as it does not throw exception
// test normal return
RequestHandlerOutput mockOutput = mock(RequestHandlerOutput.class);
Mockito.doReturn(mockOutput).when(mockHandler).handleRequest(mockInput);
output = requestExecutor.executeRequest(mockInput);
Assert.assertEquals("Should return mockOuput", mockOutput, output);
}
@Test
public void testGetRequestHandler() throws Exception {
// test null BundleContext
Mockito.doReturn(null).when(mockBundle).getBundleContext();
RequestHandler requestHandler = requestExecutor.getRequestHandler(actionLevel);
Assert.assertTrue("Should return null", requestHandler == null);
// test successful returning RequestHandler
ServiceReference<RequestHandler> mockSvcRefs = mock(ServiceReference.class);
Iterator mockIterator = mock(Iterator.class);
Mockito.doReturn(mockSvcRefs).when(mockIterator).next();
Collection<ServiceReference<RequestHandler>> mockSvcRefCollection = mock(Collection.class);
Mockito.doReturn(1).when(mockSvcRefCollection).size();
Mockito.doReturn(mockIterator).when(mockSvcRefCollection).iterator();
Mockito.doReturn(mockBundleContext).when(mockBundle).getBundleContext();
Mockito.doReturn(mockSvcRefCollection).when(mockBundleContext)
.getServiceReferences(eq(RequestHandler.class), anyString());
Mockito.doReturn(mockHandler).when(mockBundleContext).getService(mockSvcRefs);
requestHandler = requestExecutor.getRequestHandler(actionLevel);
Assert.assertEquals("Should return RequestHandler", mockHandler, requestHandler);
}
@Test(expected = RuntimeException.class)
public void testGetRequesetHandlerWithInvalidSyntaxException() throws Exception {
Mockito.doReturn(mockBundleContext).when(mockBundle).getBundleContext();
Mockito.doThrow(new InvalidSyntaxException("testing message", "testing filter"))
.when(mockBundleContext).getServiceReferences(eq(RequestHandler.class), anyString());
requestExecutor.getRequestHandler(actionLevel);
}
@Test(expected = RuntimeException.class)
public void testGetRequesetHandlerWithCannotFoundSvc() throws Exception {
Collection<ServiceReference<RequestHandler>> mockSvcRefCollection = mock(Collection.class);
Mockito.doReturn(2).when(mockSvcRefCollection).size();
Mockito.doReturn(mockBundleContext).when(mockBundle).getBundleContext();
Mockito.doReturn(mockSvcRefCollection).when(mockBundleContext)
.getServiceReferences(eq(RequestHandler.class), anyString());
requestExecutor.getRequestHandler(actionLevel);
}
@Test
public void testCreateRequestHandlerOutput() throws Exception {
// test exception without message
Exception testException = new Exception();
Params params = new Params().addParam("errorMsg", testException.toString());
LCMCommandStatus lcmCommandStatus = LCMCommandStatus.REJECTED;
Msg msg = Msg.REQUEST_HANDLER_UNAVAILABLE;
RequestHandlerOutput output =
requestExecutor.createRequestHandlerOutput(mockInput, lcmCommandStatus, msg, testException);
ResponseContext responseContext = output.getResponseContext();
Status status = responseContext.getStatus();
Assert.assertEquals("Should have the same status code",
lcmCommandStatus.getResponseCode(), status.getCode());
Assert.assertEquals("Should have the proper exception to String status message",
lcmCommandStatus.getFormattedMessage(params), status.getMessage());
Assert.assertEquals("Should have the same commonHeader",
mockCommonHeader, responseContext.getCommonHeader());
// test exception with message
testException = new Exception("testing exception");
params = new Params().addParam("errorMsg", testException.getMessage());
lcmCommandStatus = LCMCommandStatus.UNEXPECTED_ERROR;
msg = Msg.EXCEPTION_CALLING_DG;
output =
requestExecutor.createRequestHandlerOutput(mockInput, lcmCommandStatus, msg, testException);
responseContext = output.getResponseContext();
status = responseContext.getStatus();
Assert.assertEquals("Should have the same status code",
lcmCommandStatus.getResponseCode(), status.getCode());
Assert.assertEquals("Should have the proper exception to String status message",
lcmCommandStatus.getFormattedMessage(params), status.getMessage());
Assert.assertEquals("Should have the same commonHeader",
mockCommonHeader, responseContext.getCommonHeader());
}
@Test
public void testGetPayload() throws Exception {
RequestHandlerOutput mockOutput = mock(RequestHandlerOutput.class);
ResponseContext mockResponseContext = mock(ResponseContext.class);
// test null response context
Mockito.doReturn(null).when(mockOutput).getResponseContext();
Assert.assertTrue("Should return null with null requestContext",
requestExecutor.getPayload(mockOutput) == null);
// test null payload
Mockito.doReturn(mockResponseContext).when(mockOutput).getResponseContext();
Mockito.doReturn(null).when(mockResponseContext).getPayload();
Assert.assertTrue("Should return null with null payload",
requestExecutor.getPayload(mockOutput) == null);
// test empty payload
Mockito.doReturn("").when(mockResponseContext).getPayload();
Assert.assertTrue("Should return null with empty payload",
requestExecutor.getPayload(mockOutput) == null);
// test proper payload
String testingPayload = "testing payload";
Mockito.doReturn(testingPayload).when(mockResponseContext).getPayload();
Payload payload = requestExecutor.getPayload(mockOutput);
Assert.assertEquals("Should return null with empty payload", testingPayload, payload.getValue());
}
}
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