public function testMemoryCacheIncrAndDecr()
{
$frontCache = new Phalcon\Cache\Frontend\Output(array('lifetime' => 2));
$cache = new Phalcon\Cache\Backend\Memory($frontCache);
$cache->delete('foo');
$cache->save('foo', 20);
$this->assertEquals('21', $cache->increment('foo'));
$this->assertEquals('24', $cache->increment('foo', 3));
$this->assertEquals('23', $cache->decrement('foo'));
$this->assertEquals('3', $cache->decrement('foo', 20));
$this->assertEquals(3, $cache->get('foo'));
}
