Method record_done

tornado/test/locks_test.py:28–38

Record the resolution of a Future returned by Condition.wait.

(self, future, key)

        self.history = []  # type: typing.List[typing.Union[int, str]]

    def record_done(self, future, key):
        """Record the resolution of a Future returned by Condition.wait."""

        def callback(_):
            if not future.result():
                # wait() resolved to False, meaning it timed out.
                self.history.append("timeout")
            else:
                self.history.append(key)

        future.add_done_callback(callback)

    def loop_briefly(self):
        """Run all queued callbacks on the IOLoop.