	@Test(expected = RuntimeException.class)
	public void testValidateChecksumFailsOnFalseChecksum() {

		ChecksumHelper checksumHelper = new ChecksumHelper();
		byte[] withChecksum = "foobarbaz#444082092".getBytes(); 
		log.debug("withChecksum: " + new String(withChecksum));
		assertNotNull(withChecksum);
		checksumHelper.validateAndStripChecksum(withChecksum);
		fail("should have thrown an exception by now");
	}