docs: def got(self, *args, **kwargs):
          """Does `.request` match the given :ref:`message spec <message spec>`?
  
          >>> s = MockupDB(auto_ismaster=True)
          >>> port = s.run()
          >>> s.got(timeout=0)  # No request enqueued.
          False
          >>> from pymongo import MongoClient
          >>> client = MongoClient(s.uri)
          >>> future = go(client.db.command, 'foo')
          >>> s.got('foo')
          True
          >>> s.got(OpMsg('foo', namespace='db'))
          True
          >>> s.got(OpMsg('foo', key='value'))
          False
          >>> s.ok()
          >>> future() == {'ok': 1}
          True
          >>> s.stop()
          """
          timeout = kwargs.pop('timeout', self._request_timeout)
          end = time.time() + timeout
          matcher = make_matcher(*args, **kwargs)
  
          while not self._stopped:
              try:
                  # Short timeout so we notice if the server is stopped.
                  request = self._request_q.peek(timeout=timeout)
              except Empty:
                  if time.time() > end:
                      return False
              else:
                  return matcher.matches(request)