今天完成了PID
接着听eric讲unit testing。实况记录下他的板书。
STP=PLAN包括 how when what who
how = environment + configuration
when = scheduling + event
what = function + test case definition
who = testers
STD = description
input
process
output expected
STR = result
recorded responses
晚上还是很无聊，傻乐傻乐后就是空
