def test_content_not_modified_verifies_ok(self):
record = Record('a')
self.assertTrue(record.verify(),
'Verify must go ok since content has not changed')
def test_if_content_of_an_existing_record_is_changed_verify_fails(self):
record = Record('a')
record._Record__content = 'b'
self.assertFalse(record.verify(), 'Change should have been detected')
