code: func It(text string, body interface{}, timeout ...float64) bool {
  	globalSuite.PushItNode(text, body, types.FlagTypeNone, codelocation.New(1), parseTimeout(timeout...))
  	return true
  }
docs: //It blocks contain your test code and assertions.  You cannot nest any other Ginkgo blocks
  //within an It block.
  //
  //Ginkgo will normally run It blocks synchronously.  To perform asynchronous tests, pass a
  //function that accepts a Done channel.  When you do this, you can also provide an optional timeout.