AppController extends Controller implements AMParams { public void attempts() { try { requireJob(); } catch (Exception e) { renderText(e.getMessage()); return; } if (app.getJob() != null) { try { String taskType = $(TASK_TYPE); if (taskType.isEmpty()) { throw new RuntimeException("missing task-type."); } String attemptState = $(ATTEMPT_STATE); if (attemptState.isEmpty()) { throw new RuntimeException("missing attempt-state."); } setTitle(join(attemptState, " ", MRApps.taskType(taskType).toString(), " attempts in ", $(JOB_ID))); render(attemptsPage()); } catch (Exception e) { LOG.error("Failed to render attempts page with task type : " + $(TASK_TYPE) + " for job id : " + $(JOB_ID), e); badRequest(e.getMessage()); } } } protected  AppController(App app, Configuration conf, RequestContext ctx,
      String title); @Inject protected  AppController(App app, Configuration conf, RequestContext ctx); @Override void index(); void info(); void job(); void jobCounters(); void taskCounters(); void singleJobCounter(); void singleTaskCounter(); void tasks(); void task(); void attempts(); void conf(); void requireJob(); void requireTask();  }
@Test public void testAttempts() { appController.getProperty().remove(AMParams.TASK_TYPE); when(job.checkAccess(any(UserGroupInformation.class), any(JobACL.class))) .thenReturn(false); appController.attempts(); verify(appController.response()).setContentType(MimeType.TEXT); assertEquals( "Access denied: User user does not have permission to view job job_01_01", appController.getData()); when(job.checkAccess(any(UserGroupInformation.class), any(JobACL.class))) .thenReturn(true); appController.getProperty().remove(AMParams.TASK_ID); appController.attempts(); assertEquals( "Access denied: User user does not have permission to view job job_01_01", appController.getData()); appController.getProperty().put(AMParams.TASK_ID, taskId); appController.attempts(); assertEquals("Bad request: missing task-type.", appController.getProperty() .get("title")); appController.getProperty().put(AMParams.TASK_TYPE, "m"); appController.attempts(); assertEquals("Bad request: missing attempt-state.", appController .getProperty().get("title")); appController.getProperty().put(AMParams.ATTEMPT_STATE, "State"); appController.attempts(); assertEquals(AttemptsPage.class, appController.getClazz()); }