[UPDATE] Comments for the test observer
[UPDATE] Remove Dead Code
[ADD] Looping Playlist Test Cases
[REFACTORING]  =>
[ADD] Repeating test cases
[ADD]  property
[ADD] Next and CurrentPlaybackId test cases
[ADD] Previous test case
[REFACTORING] Factorize stubs
[ADD] Play test case
[ADD] Play item with id test case
[ADD] Pause test case
[ADD] Stop test case
[ADD] TogglePause test case
[UPDATE] Connection test case to check what happens if we try to make a connection if we are already connected
[REFACTORING] Test for URLComponents
[REFACTORING] Test for URLComponents
[ADD] Some test cases for the url component method
[ADD] Some test cases for the url component method