/**
  * @covers ilRoomSharingRoom::addAttribute
  */
 public function testAddAttribute()
 {
     self::$room->addAttribute(3, 4);
     $this->assertEquals(4, count(self::$room->getAttributes()));
     $needle = array('id' => 3, 'name' => 'Tafelstifte', 'count' => 4);
     $this->assertContains($needle, self::$room->getAttributes());
 }