test_auth_backends.py 文件源码

def test_changed_backend_settings(self):
        """
        Tests that removing a backend configured in AUTHENTICATION_BACKENDS
        make already logged-in users disconnect.
        """

        # Get a session for the test user
        self.assertTrue(self.client.login(
            username=self.TEST_USERNAME,
            password=self.TEST_PASSWORD)
        )

        # Prepare a request object
        request = HttpRequest()
        request.session = self.client.session

        # Remove NewModelBackend
        with self.settings(AUTHENTICATION_BACKENDS=(
                'django.contrib.auth.backends.ModelBackend',)):
            # Get the user from the request
            user = get_user(request)

            # Assert that the user retrieval is successful and the user is
            # anonymous as the backend is not longer available.
            self.assertIsNotNone(user)
            self.assertTrue(user.is_anonymous())