¥Class: SuiteContext
新增于: v18.7.0, v16.17.0
SuiteContext 的实例被传给每个套件函数，以便与测试运行器进行交互。但是，SuiteContext 构造函数没有作为 API 的一部分公开。
¥An instance of SuiteContext is passed to each suite function in order to
interact with the test runner. However, the SuiteContext constructor is not
exposed as part of the API.