We also need our test module to invoke the components we are testing, which we will do by importing suitable interfaces to our test module and wiring them properly.

还需要使用测试模块调用正在测试的组件，我们通过将合适的接口导入到测试模块并将它们正确地连接来执行此任务。

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SCA imports of an external service — Enable a mediation component or an SCA service component in a mediation module to reference and invoke a service external to the module.

外部服务的SCA导入——允许中介模块中的中介组件或SCA服务组件引用和调用该模块的外部服务。

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The custom login module is the first to invoke.

首先调用自定义登录模块。

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