Neos\Cache\Tests\Unit\Backend\MemcachedBackendTest::flushRemovesOnlyOwnEntries PHP Метод

    public function flushRemovesOnlyOwnEntries()
    {
        $backendOptions = ['servers' => ['localhost:11211']];
        $thisCache = $this->getMockBuilder(AbstractFrontend::class)->disableOriginalConstructor()->getMock();
        $thisCache->expects($this->any())->method('getIdentifier')->will($this->returnValue('thisCache'));
        $thisBackend = new MemcachedBackend($this->getEnvironmentConfiguration(), $backendOptions);
        $thisBackend->setCache($thisCache);
        $thatCache = $this->getMockBuilder(AbstractFrontend::class)->disableOriginalConstructor()->getMock();
        $thatCache->expects($this->any())->method('getIdentifier')->will($this->returnValue('thatCache'));
        $thatBackend = new MemcachedBackend($this->getEnvironmentConfiguration(), $backendOptions);
        $thatBackend->setCache($thatCache);
        $thisBackend->set('thisEntry', 'Hello');
        $thatBackend->set('thatEntry', 'World!');
        $thatBackend->flush();
        $this->assertEquals('Hello', $thisBackend->get('thisEntry'));
        $this->assertFalse($thatBackend->has('thatEntry'));
    }