test register user mismatched passwords

1    def test_register_user_mismatched_passwords(self):
2        response = self.client.post('/auth/register', data={
3            'username': 'alice',
4            'email': 'alice@example.com',
5            'password': 'foo',
6            'password2': 'bar',
7        })
8        assert response.status_code == 200
9        html = response.get_data(as_text=True)
10        assert 'Field must be equal to password.' in html