function testAddAndRemovePlaylist()
 {
     // Create a playlist
     $playlist = new Playlist();
     $playlist->create("Scheduler Unit Test " . uniqid());
     $result = $playlist->addAudioClip($this->storedFile->getId());
     $result = $playlist->addAudioClip($this->storedFile2->getId());
     $result = $playlist->addAudioClip($this->storedFile2->getId());
     $i = new ScheduleGroup();
     $this->groupIdCreated = $i->add('2010-11-11 01:30:23', null, $playlist->getId());
     if (PEAR::isError($this->groupIdCreated)) {
         $this->fail("Failed to create scheduled item: " . $this->groupIdCreated->getMessage());
     }
     $group = new ScheduleGroup($this->groupIdCreated);
     if ($group->count() != 3) {
         $this->fail("Wrong number of items added.");
     }
     $items = $group->getItems();
     if (!is_array($items) || $items[1]["starts"] != "2010-11-11 01:30:34.231") {
         $this->fail("Wrong start time for 2nd item.");
     }
     $result = $group->remove();
     if ($result != 1) {
         $this->fail("Did not remove item.");
     }
     Playlist::Delete($playlist->getId());
 }