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  Writing unit tests for legacy code – an open letter to developers I work with

This is an email I sent today to developers who work with me, it is exactly as I wrote it except for project and developer names which I’ve redacted.Dear Developers,S asked me a difficult question today, and I think the answer (which took me a few minutes to arrive at) is worth sharing with all developers, mainly because many of you will surely face the exact same problem especially in [maintenance and enhancement] projects.By now I think it is crystal clear that one of our non-negotiable requirements for coding is that we write unit tests.For new projects it is easy – in fact fo...

10,067 0       UNIT TESTING OPEN LETTER