@Test (timeout = 30000) public void testDeletionofStagingOnKill() throws IOException { conf.set(MRJobConfig.MAPREDUCE_JOB_DIR, stagingJobDir); fs = mock(FileSystem.class); when(fs.delete(any(Path.class), anyBoolean())).thenReturn(true); //Staging Dir exists String user = UserGroupInformation.getCurrentUser().getShortUserName(); Path stagingDir = MRApps.getStagingAreaDir(conf, user); when(fs.exists(stagingDir)).thenReturn(true); ApplicationId appId = ApplicationId.newInstance(System.currentTimeMillis(), 0); ApplicationAttemptId attemptId = ApplicationAttemptId.newInstance(appId, 0); JobId jobid = recordFactory.newRecordInstance(JobId.class); jobid.setAppId(appId); ContainerAllocator mockAlloc = mock(ContainerAllocator.class); MRAppMaster appMaster = new TestMRApp(attemptId, mockAlloc); appMaster.init(conf); //simulate the process being killed MRAppMaster.MRAppMasterShutdownHook hook = new MRAppMaster.MRAppMasterShutdownHook(appMaster); hook.run(); verify(fs, times(0)).delete(stagingJobPath, true); }
public void testDeletionofStagingOnKillLastTry() throws IOException { conf.set(MRJobConfig.MAPREDUCE_JOB_DIR, stagingJobDir); fs = mock(FileSystem.class); when(fs.delete(any(Path.class), anyBoolean())).thenReturn(true); //Staging Dir exists String user = UserGroupInformation.getCurrentUser().getShortUserName(); Path stagingDir = MRApps.getStagingAreaDir(conf, user); when(fs.exists(stagingDir)).thenReturn(true); ApplicationId appId = ApplicationId.newInstance(System.currentTimeMillis(), 0); ApplicationAttemptId attemptId = ApplicationAttemptId.newInstance(appId, 1); JobId jobid = recordFactory.newRecordInstance(JobId.class); jobid.setAppId(appId); ContainerAllocator mockAlloc = mock(ContainerAllocator.class); MRAppMaster appMaster = new TestMRApp(attemptId, mockAlloc); //no retry appMaster.init(conf); assertTrue("appMaster.isLastAMRetry() is false", appMaster.isLastAMRetry()); //simulate the process being killed MRAppMaster.MRAppMasterShutdownHook hook = new MRAppMaster.MRAppMasterShutdownHook(appMaster); hook.run(); assertTrue("MRAppMaster isn't stopped", appMaster.isInState(Service.STATE.STOPPED)); verify(fs).delete(stagingJobPath, true); }