assertTrue("expect the new Timestamp in the persistence object",
persistedFileTS.longValue() > createdFileTS);
// Delete the file and check it is noticed - should run the timertask once
addFile.delete();
scanner.run();
Thread.sleep(500);
assertFalse(rootTSP.getTimestamps().isEmpty());
assertTrue("expect the added directory in the Timestamp persistence",
rootTSP.getTimestamps().containsKey(testDir));
assertFalse("expect the added file in the Timestamp persistence",