单元测试 - 测试单个单元，例如类中的方法(函数)，并模拟所有依赖项.

Unit Test - testing an individual unit, such as a method (function) in a class, with all dependencies mocked up.

功能测试 - 又名集成测试，测试系统中的一部分功能.这将测试许多方法，并可能与数据库或 Web 服务等依赖项进行交互.

Functional Test - AKA Integration Test, testing a slice of functionality in a system. This will test many methods and may interact with dependencies like Databases or Web Services.