If you do perform unit tests, you already know what a difference it makes: fewer bugs, better-designed software, and fewer surprises when you make a change.

如果你进行了单元测试，你已经知道它会产生什么不同：更少的bug、更好的软件设计、以及在你进行修改时更少出现奇怪现象。

youdao

Install the system to ensure smooth running of programs and be able to customise and modify the programs to customer requirements and perform unit and module testing;

安装系统确保顺利运行，能跟据客户需求做客户化开发和修改程序，进行单元和模块测试；

youdao

If you deploy a database when you perform unit tests, the database is created by using the connection string information that is specified in your unit test configuration.

如果在执行单元测试时部署数据库，则将使用单元测试配置中指定的连接字符串信息来创建数据库。

youdao

Unit trusts on average perform about 1.5 percentage points a year worse than whatever index they are intending to outperform.

ECONOMIST: Mutual suspicion