"So we’re supposed to be writing a game, right? But in order to make progress, we have to fix a bug. And in order to fix the bug, we have to write a test. And i

"So we’re supposed to be writing a game, right? But in order to make progress, we have to fix a bug. And in order to fix the bug, we have to write a test. And in order to write a test, we have to write a test framework. And in order to write a test framework, we have to understand a thing or two about macros." You could just fix the bug? Game development is a different architecture to 'regular' system development (especially if it is a solo project). If you are testing to ensure the bug isn't reintroduced then you haven't fixed the bug.