Metabor\Observer\CounterOberserverTest::testCountsHowOftenTheObserverWasCalled PHP Метод

    public function testCountsHowOftenTheObserverWasCalled()
    {
        $subject = $this->getMockForAbstractClass('\\SplSubject');
        $observer = new CounterObserver();
        $this->assertEquals(0, $observer->getCount());
        $observer->update($subject);
        $observer->update($subject);
        $this->assertEquals(2, $observer->getCount());
    }