Phalcon\Test\Unit\Cache\Backend\MemcacheCest::flush PHP 메소드

    public function flush(UnitTester $I)
    {
        $I->wantTo('Flush cache by using Memcache as cache backend');
        $cache = new Memcache(new Data(['lifetime' => 20]), ['host' => TEST_MC_HOST, 'port' => TEST_MC_PORT, 'statsKey' => '_PHCM']);
        $key1 = 'data-flush-1';
        $key2 = 'data-flush-2';
        $I->haveInMemcached($key1, 1);
        $I->haveInMemcached($key2, 2);
        $cache->save('data-flush-1', 1);
        $cache->save('data-flush-2', 2);
        $I->assertArrayHasKey('data-flush-1', $I->grabValueFromMemcached('_PHCM'));
        $I->assertArrayHasKey('data-flush-2', $I->grabValueFromMemcached('_PHCM'));
        $I->assertTrue($cache->flush());
        $I->dontSeeInMemcached($key1);
        $I->dontSeeInMemcached($key2);
        $I->assertFalse($I->grabValueFromMemcached('_PHCM'));
        $I->clearMemcache();
    }