​​According to Deming, 'Quality is pride of workmanship'. Explore how to equip developers to take pride in the quality of their code using the Test4z unit test automation framework. Test4z enables granular programmatic unit testing of a paragraph, CSECT, sub routine or load module while providing the ability to mock I/O, data and subsystem calls. We will demonstrate the power and ease of use from a developer workflow perspective by writing and executing unit tests. Learn how to implement continuous quality improvement with built-in code coverage.