doThrow(new IOException("forcefail"))
.when(committer).setupJob(any(JobContext.class));
CommitterEventHandler commitHandler =
createCommitterEventHandler(dispatcher, committer);
commitHandler.init(conf);
commitHandler.start();
AppContext mockContext = mock(AppContext.class);
when(mockContext.hasSuccessfullyUnregistered()).thenReturn(false);
JobImpl job = createStubbedJob(conf, dispatcher, 2, mockContext);
JobId jobId = job.getID();