testing.py 文件源码

def test_test_client_calls_teardown_handlers(self):
        app = flask.Flask(__name__)
        called = []
        @app.teardown_request
        def remember(error):
            called.append(error)

        with app.test_client() as c:
            self.assert_equal(called, [])
            c.get('/')
            self.assert_equal(called, [])
        self.assert_equal(called, [None])

        del called[:]
        with app.test_client() as c:
            self.assert_equal(called, [])
            c.get('/')
            self.assert_equal(called, [])
            c.get('/')
            self.assert_equal(called, [None])
        self.assert_equal(called, [None, None])