Separating integration tests from unit tests
Update 2024-12-15 This blog is obviously very OO-centric, focusing on the notion of a class as the smallest “unit”. Obviously, in non-OO languages, what a “unit” is will vary e.g. it could be a compilation unit. But the idea still holds, that you are trying to test individual units of behavior without pulling in dependencies that may result in longer startup time, failures in the dependencies (which may be out of your control), or code that doesn’t exist yet (for TDD). ...