Fix tests for `NavBarComponent` finally
Instead of using a spy for ContentGroupService
, use a mock class which funktions return values based on arguments.
Related: !1522 (merged) Regression-MR: !1516 (merged)
Instead of using a spy for ContentGroupService
, use a mock class which funktions return values based on arguments.
Related: !1522 (merged) Regression-MR: !1516 (merged)