Publish an 2 activities as LTI tools. Configure another moodle site to access activity 1 using tool proxy registration. Confirm that tool proxy registration works. Configure the 2nd moodle site to access activity 2 using cartridge registration. Create a course and add these activities as external tools. Login as a student enrolled in the course. Access activity 1. Confirm that activity 1 loads properly. Access activity 2. Confirm that activity 2 loads properly. PHPUnit Run PHPUnit for enrol_lti on MySQL, Maria DB, PostgreSQL, MSSQL, and Oracle servers. vendor/bin/phpunit --testsuite enrol_lti_testsuite or if using MDK, mdk phpunit -r -s enrol_lti Confirm that there are no errors nor failures.