How Much Testing is Enough?

Learn about how much testing you should implement in your project.

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A question many project teams I’ve been part of couldn’t answer is how much testing we should do. Is it enough if our tests cover 80% of our lines of code? Should it be higher than that?

Line coverage

Line coverage is a bad metric to measure test success. Any goal other than 100% is completely meaningless because important parts of the codebase might not be covered at all. And even at 100%, we still can’t be sure that every bug has been squashed.

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