PHPunit provided for state actions. Behat tests for the duplicate tool are compatible with the existing ones. Drag and drop manual test Create a topic format course with at least two sections Create an activity in topic 1 Drag the activity over the "Add an activity or resource" in section 0 Check the text of the add activity button change to "Duplicate here" Check the button has now a darker dotted border Drag the activity out of the "Add an activity or resource" Check the add activity button returns to the default one Check the border color and width return to normal Drop the activity over the "Add an activity or resource" in section 0 Check the fill section 0 is locked (with a spinner and dimmed) When the duplication is done Check the copy of the activity is created in section 0 Repeat the same text but drag the activity from the course index instead of from the content.