/**
* Test add and remove translation
*/
public function testAddRemoveTranslation()
{
$category = new Category();
$this->assertEquals(0, $category->getTranslations()->count());
$category->addTranslation(new CategoryTranslation());
$this->assertEquals(1, $category->getTranslations()->count());
$tr = $category->getTranslations()->first();
$category->removeTranslation($tr);
$this->assertEquals(0, $category->getTranslations()->count());
}