test_service_account.py 文件源码

def test_before_request_refreshes(self, jwt_grant):
        credentials = self.make_credentials()
        token = 'token'
        jwt_grant.return_value = (
            token, _helpers.utcnow() + datetime.timedelta(seconds=500), None)
        request = mock.create_autospec(transport.Request, instance=True)

        # Credentials should start as invalid
        assert not credentials.valid

        # before_request should cause a refresh
        credentials.before_request(
            request, 'GET', 'http://example.com?a=1#3', {})

        # The refresh endpoint should've been called.
        assert jwt_grant.called

        # Credentials should now be valid.
        assert credentials.valid