Brian Kernighan Quote

It is a fundamental principle of testing that you must know in advance the answer each test case is supposed to produce. If you don't, you are not testing; you are experimenting.


Software Tools in Pascal (ed. Addison-Wesley Professional, 1981)


It is a fundamental principle of testing that you must know in advance the answer each test case is supposed to produce. If you don't, you are not...

It is a fundamental principle of testing that you must know in advance the answer each test case is supposed to produce. If you don't, you are not...

It is a fundamental principle of testing that you must know in advance the answer each test case is supposed to produce. If you don't, you are not...

It is a fundamental principle of testing that you must know in advance the answer each test case is supposed to produce. If you don't, you are not...