34     protected function setUp(): void
    38         $questionOBJ = $this->createMock(assQuestion::class);
    39         $ctrl = $this->createMock(ilCtrl::class);
    40         $db = $this->createMock(ilDBInterface::class);
    41         $lng = $this->createMock(ilLanguage::class);
    48         $this->assertInstanceOf(ilAssFormulaQuestionFeedback::class, $this->
object);