public function testNumberMultimediaObjects()
{
$tag = new Tag();
$this->assertEquals(0, $tag->getNumberMultimediaObjects());
$tag->increaseNumberMultimediaObjects();
$this->assertEquals(1, $tag->getNumberMultimediaObjects());
$tag->increaseNumberMultimediaObjects();
$this->assertEquals(2, $tag->getNumberMultimediaObjects());
$tag->decreaseNumberMultimediaObjects();
$this->assertEquals(1, $tag->getNumberMultimediaObjects());
$tag->decreaseNumberMultimediaObjects();
$this->assertEquals(0, $tag->getNumberMultimediaObjects());
$count = 5;
$tag->setNumberMultimediaObjects($count);
$this->assertEquals(5, $tag->getNumberMultimediaObjects());
}