上浒充通大学 SJTU School Of Software 2009-2-3 2.1 Goals of testing Testing is a process of executing a program with the intent of finding an error. A good test is one that has a high probability of finding an as yet undiscovered error. A successful test is one that uncovers an as yet undiscovered error. The objective is to design tests that systematically uncover different classes of errors and do so with a minimum amount of time and effort. 软件学院SJTU School Of Software 2009-2-3 软件学院 2.1 Goals of testing ‹ Testing is a process of executing a program with the intent of finding an error. ‹ A good test is one that has a high probability of finding an as yet undiscovered error. ‹ A successful test is one that uncovers an as yet undiscovered error. ‹ The objective is to design tests that systematically uncover different classes of errors and do so with a minimum amount of time and effort