In the admin area go to com_modules and try to submit any form.
If no javascript errors are logged in your browser and the functionality remains the same your test is a pass in any other case please report the errors here
Please also check these:
administrator/index.php?option=com_checkin should demonstrate multiselect without mt
administrator/index.php?option=com_users&view=mail should demonstrate form sent and validate without mt
administrator/index.php?option=com_modules should demonstrate multiselect and combobox without mt
http://localhost/administrator/index.php?option=com_admin&view=sysinfo should demonstrate highlighter.js without mt
Logout and log in to demonstrate the use of noframes without mt.
@dgt41 Conflicts with #4661
Tested without #4661: @Test success