dispatcher.init(new Configuration());
ContainerExecutor exec = mock(ContainerExecutor.class);
DeletionService delService = spy(new DeletionService(exec));
delService.init(new Configuration());
delService.start();
AbstractFileSystem spylfs =
spy(FileContext.getLocalFSFileContext().getDefaultFileSystem());
FileContext lfs = FileContext.getFileContext(spylfs, conf);
doNothing().when(spylfs).mkdir(