With the development in the domestic software industry, software test has already become the important part of the soft project. The study on software test has become the concerned subject too, software test is to guarantee the quality important means of the software. This thesis takes graduation thesis administrative system of teachers college of Hengyang as an example, the system is based on B/S mode and developed. Main introduction go on purpose, method, tactics, step that test,etc. to system among thesis, provide software test spend example, test environment, test tool, implement, test, analyze with the example and test result that gives an example. And use the test tool in software test and test defect and mistake found and existed in the system with exampled.