Issue #66: Remove setting and add phpunit test #419

Job	Run time
ci / check if job needs to run	6s
ci / prepare test matrix	17s
ci / MOODLE_310_STABLE - pgsql - php 7.2 - mod_cms	3m 14s
ci / MOODLE_311_STABLE - mariadb - php 7.3 - mod_cms	2m 41s
ci / MOODLE_39_STABLE - mariadb - php 7.2 - mod_cms	3m 3s
ci / MOODLE_39_STABLE - pgsql - php 7.2 - mod_cms	3m 4s
ci / MOODLE_39_STABLE - mariadb - php 7.3 - mod_cms	2m 57s
ci / MOODLE_39_STABLE - pgsql - php 7.3 - mod_cms	3m 14s
ci / MOODLE_400_STABLE - pgsql - php 7.3 - mod_cms	3m 17s
ci / MOODLE_401_STABLE - pgsql - php 7.4 - mod_cms	3m 7s
ci / MOODLE_401_STABLE - mariadb - php 7.4 - mod_cms	3m 13s
ci / MOODLE_401_STABLE - pgsql - php 8.0 - mod_cms	3m 56s
ci / MOODLE_401_STABLE - mariadb - php 8.0 - mod_cms	3m 13s
ci / Release to the Moodle plugin directory	0s
	35m 22s

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