@Test public void testTaskIDtoString() {
TaskId tid = RecordFactoryProvider.getRecordFactory(null).newRecordInstance(TaskId.class);
tid.setJobId(RecordFactoryProvider.getRecordFactory(null).newRecordInstance(JobId.class));
tid.getJobId().setAppId(RecordFactoryProvider.getRecordFactory(null).newRecordInstance(ApplicationId.class));
tid.setTaskType(TaskType.MAP);
TaskType type = tid.getTaskType();
System.err.println(type);
type = TaskType.REDUCE;
System.err.println(type);
System.err.println(tid.getTaskType());
assertEquals("task_0_0000_m_000000", MRApps.toString(tid));