Education Station:
Integration and Functional Testing

By Chris Tankersley

Previously, we discussed unit testing and why it can be useful. Unit testing can help make sure the public-facing APIs for your classes are easier to understand. It helps map out the dependencies of your classes, and—more importantly—it helps ensure behavior does not change from release to release. Functional, or integration, testing allows you to put multiple systems together and validate how they interact.

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This article was originally published in the February 2020 issue of php[architect] magazine. To read the complete article please subscribe or purchase the complete issue.

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