软件测试是一种实际输出与预期输出之间的审核或者比较过程。软件测试的经典定义是：在规定的条件下对程序进行操作，以发现程序错误，衡量软件质量，并对其是否能满足设计要求进行评估(Software testing is a process of verification or comparison between actual output and expected output. A classic definition of software testing is to operate a program under specified conditions to detect program errors, measure software quality, and evaluate whether it meets design requirements.)