/**
* @test
*/
public function getRightVariant()
{
$test1 = new Test();
$test1->setAsk('Ask test');
$variant1_1 = new Variant();
$variant1_1->setVariant('Variant1');
$variant1_1->setPrOtvet(true);
$test1->addVariant($variant1_1);
$variant1_2 = new Variant();
$variant1_2->setVariant('Variant2');
$variant1_2->setPrOtvet(true);
$test1->addVariant($variant1_2);
$variant1_3 = new Variant();
$variant1_3->setVariant('Variant3');
$variant1_3->setPrOtvet(false);
$test1->addVariant($variant1_3);
$ra = $test1->getRightAnswers();
$diff = array_diff([$variant1_2, $variant1_1], $ra);
$this->assertEmpty($diff);
}
