@Test
public void testGetApplicationAttempts() throws YarnException, IOException {

  ClientRMService rmService = createRMService();
  RecordFactory recordFactory = RecordFactoryProvider.getRecordFactory(null);
  GetApplicationAttemptsRequest request = recordFactory
      .newRecordInstance(GetApplicationAttemptsRequest.class);
  ApplicationAttemptId attemptId = ApplicationAttemptId.newInstance(
      ApplicationId.newInstance(123456, 1), 1);
  request.setApplicationId(ApplicationId.newInstance(123456, 1));
  try {
    GetApplicationAttemptsResponse response = rmService
        .getApplicationAttempts(request);
    Assert.assertEquals(1, response.getApplicationAttemptList().size());
    Assert.assertEquals(attemptId, response.getApplicationAttemptList()
        .get(0).getApplicationAttemptId());
  } catch (ApplicationNotFoundException ex) {
    Assert.fail(ex.getMessage());
  }
}