code: @Test public void assertNewJobExecutionEvent(){
    JobExecutionEvent actual=new JobExecutionEvent("fake_task_id","test_job",JobExecutionEvent.ExecutionSource.NORMAL_TRIGGER,0);
    assertThat(actual.getJobName(),is("test_job"));
    assertThat(actual.getSource(),is(JobExecutionEvent.ExecutionSource.NORMAL_TRIGGER));
    assertThat(actual.getShardingItem(),is(0));
    assertNotNull(actual.getHostname());
    assertNotNull(actual.getStartTime());
    assertNull(actual.getCompleteTime());
    assertFalse(actual.isSuccess());
    assertThat(actual.getFailureCause(),is(""));
  }
  