| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| package org.apache.hadoop.mapreduce.v2.app.rm; |
| |
| import org.apache.hadoop.mapreduce.v2.app.AppContext; |
| import org.apache.hadoop.mapreduce.v2.app.client.ClientService; |
| import org.apache.hadoop.mapreduce.v2.app.rm.RMCommunicator.AllocatorRunnable; |
| import org.apache.hadoop.yarn.exceptions.YarnRuntimeException; |
| import org.apache.hadoop.yarn.util.Clock; |
| import org.junit.Test; |
| import org.mockito.invocation.InvocationOnMock; |
| import org.mockito.stubbing.Answer; |
| |
| import static org.mockito.Mockito.doThrow; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.spy; |
| import static org.mockito.Mockito.times; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.when; |
| |
| public class TestRMCommunicator { |
| |
| class MockRMCommunicator extends RMCommunicator { |
| public MockRMCommunicator(ClientService clientService, AppContext context) { |
| super(clientService, context); |
| } |
| |
| @Override |
| protected void heartbeat() throws Exception { |
| } |
| } |
| |
| @Test(timeout = 2000) |
| public void testRMContainerAllocatorExceptionIsHandled() throws Exception { |
| ClientService mockClientService = mock(ClientService.class); |
| AppContext mockContext = mock(AppContext.class); |
| MockRMCommunicator mockRMCommunicator = |
| new MockRMCommunicator(mockClientService, mockContext); |
| RMCommunicator communicator = spy(mockRMCommunicator); |
| Clock mockClock = mock(Clock.class); |
| when(mockContext.getClock()).thenReturn(mockClock); |
| |
| doThrow(new RMContainerAllocationException("Test")).doNothing() |
| .when(communicator).heartbeat(); |
| |
| when(mockClock.getTime()).thenReturn(1L).thenThrow(new AssertionError( |
| "GetClock called second time, when it should not have since the " + |
| "thread should have quit")); |
| |
| AllocatorRunnable testRunnable = communicator.new AllocatorRunnable(); |
| testRunnable.run(); |
| } |
| |
| @Test(timeout = 2000) |
| public void testRMContainerAllocatorYarnRuntimeExceptionIsHandled() |
| throws Exception { |
| ClientService mockClientService = mock(ClientService.class); |
| AppContext mockContext = mock(AppContext.class); |
| MockRMCommunicator mockRMCommunicator = |
| new MockRMCommunicator(mockClientService, mockContext); |
| final RMCommunicator communicator = spy(mockRMCommunicator); |
| Clock mockClock = mock(Clock.class); |
| when(mockContext.getClock()).thenReturn(mockClock); |
| |
| doThrow(new YarnRuntimeException("Test")).doNothing() |
| .when(communicator).heartbeat(); |
| |
| when(mockClock.getTime()).thenReturn(1L).thenAnswer(new Answer<Integer>() { |
| @Override |
| public Integer answer(InvocationOnMock invocation) throws Throwable { |
| communicator.stop(); |
| return 2; |
| } |
| }).thenThrow(new AssertionError( |
| "GetClock called second time, when it should not have since the thread " + |
| "should have quit")); |
| |
| AllocatorRunnable testRunnable = communicator.new AllocatorRunnable(); |
| testRunnable.run(); |
| |
| verify(mockClock, times(2)).getTime(); |
| } |
| } |