basic.py 文件源码

def test_trapping_of_bad_request_key_errors(self):
        app = flask.Flask(__name__)
        app.testing = True
        @app.route('/fail')
        def fail():
            flask.request.form['missing_key']
        c = app.test_client()
        self.assert_equal(c.get('/fail').status_code, 400)

        app.config['TRAP_BAD_REQUEST_ERRORS'] = True
        c = app.test_client()
        try:
            c.get('/fail')
        except KeyError as e:
            self.assert_true(isinstance(e, BadRequest))
        else:
            self.fail('Expected exception')