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How do you really feel about unit testing? Does it make sense to shift focus away from development in order to dedicate the team’s efforts to improving the codebase? Developers don’t always relish the tedious cycles of evaluating code, mocking data, defining test group(s) and their function signature(s), writing tests, and then going back to tweak existing code.

Moreover, managers must weigh the team’s resources against the costs of implementing unit testing. Top reasons cited for opting out of unit testing include a project’s limited scope—whether due to a small team, or limited working hours when meeting a set deadline—and budget concerns.

But adding unit tests can be as seamless and practical as checking whether the milk is fresh before you pour it in your coffee. In the long run, unit testing undeniably enhances a project’s development experience and reduces costs, as we will see in our exploration of unit

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