signals.py 文件源码

def test_request_exception_signal(self):
        app = flask.Flask(__name__)
        recorded = []

        @app.route('/')
        def index():
            1 // 0

        def record(sender, exception):
            recorded.append(exception)

        flask.got_request_exception.connect(record, app)
        try:
            self.assert_equal(app.test_client().get('/').status_code, 500)
            self.assert_equal(len(recorded), 1)
            self.assert_true(isinstance(recorded[0], ZeroDivisionError))
        finally:
            flask.got_request_exception.disconnect(record, app)