def test_flash_messages(self):
        form = {'url': 'http://abcd123hh.co.uk'}
        r = self.client.post('/form', data=form)
        self.assertEqual(r.status_code, 200)
        # Flash *Invalid Link* error incase of inactive link
        assert r.data in "Invalid Link"
dataset/ETHPy150Open itsnauman/shrt/test_shrt.py/TestShrt.test_flash_messages/swapped operands of `in`