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4 Properties of Highly Testable Code


This is a guest post by Erik Dietrich

Not all code is created equal. It might sound silly and self-evident when put this way, but this is a truth that many unit-testing beginners fail to grasp. You can’t just add unit tests to any piece of code. If it were that easy, there wouldn’t be entire books dedicated to the subject.

This is a companion discussion topic for the original entry at