Mockery : Mockery is a simple yet flexible PHP mock object framework for use in unit testing with PHPUnit, PHPSpec or any other testing framework. Its core goal...
mock : A Python Mocking and Patching Library for Testing
viper : Viper is a complete configuration solution for Go applications including 12-Factor apps. It is designed to work within an application, and can handle ...
Polly.JS : Polly.JS is a standalone, framework-agnostic JavaScript library that enables recording, replaying, and stubbing HTTP interactions.
Polly taps into nat...