### Question:
DefaultWikiProvisioningJobExecutor implements WikiProvisioningJobExecutor, Initializable { @Override public WikiProvisioningJob getJob(List<String> jobId) throws WikiProvisioningJobException { WikiProvisioningJob job = jobs.get(jobId); return job; }  @Override void initialize(); @Override WikiProvisioningJob createAndExecuteJob(String wikiId, String provisioningJobName, Object parameter); @Override WikiProvisioningJob getJob(List<String> jobId);  }### Answer:
@Test public void getJobWhenNoJob() throws Exception { List<String> jobId = new ArrayList<String>(); assertNull(mocker.getComponentUnderTest().getJob(jobId)); }