When new code is submitted to the Evergreen community for testing and approval, that code should either include step-by-step instructions on how to test bug fixes or automated unit tests to assist in validating new features or significant changes.

Guidance on writing step-by-step testing instructions, as well as guidance on creating automated unit tests for Angular, Angular JS, Perl, pgTAP, and C code changes are available here:

QA Requirements for Evergreen Code Contributions