def test_good_json(self):
        response = self.get_response(action='test_good_json')
        assert response in '{"fred": 42}'
        assert response.header('Content-Type') == 'application/json; charset=utf-8'
dataset/ETHPy150Open Pylons/pylons/tests/test_units/test_decorator_jsonify.py/TestJsonifyDecorator.test_good_json/swapped operands of `in`