def test_verify_false_checksum(self):
"""Verify checksums fail."""
for d in self.data:
stream, checksum = d[3][:-1], ord(d[3][-1])
stream += [chr(checksum + 1)]
self.assertFalse(Package.verify_checksum(stream))
def test_verify_checksum(self):
"""Verify checksum sucessfully."""
for d in self.data:
stream = d[3]
self.assertTrue(Package.verify_checksum(stream))