The testing instructions are mostly a clone of MDL-76867 . There is also automated testing of the features. These tests cover the following pages under Site administration -> Plugins Activites -> Manage activities Blocks -> Manage blocks Text editors -> Manage editors Text editors -> TinyMCE -> General settings Media Players -> Manage media players These tests need to be completed for each of the areas under coverage (defined above): Log in as admin Navigate to the relevant page Confirm that plugins are listed without error Where there is an "Enabled" or "disabled" Toggle, try pressing it Confirm it has the intended result Toggle again Confirm it has the intended result Where there is a "Up/Down" button, try the behaviour Confirm that you cannot move an item above the top Confirm that you cannot move an item below the bottom Confirm that you cannot move an item below the bottom of the list of enabled plugins