public function testDataFileCacheIncrement() { $frontCache = new Phalcon\Cache\Frontend\Data(); $cache = new Phalcon\Cache\Backend\File($frontCache, array('cacheDir' => 'unit-tests/cache/')); $cache->delete('foo'); $cache->save('foo', "1"); $this->assertEquals(2, $cache->increment('foo')); $this->assertEquals($cache->get('foo'), 2); $this->assertEquals($cache->increment('foo', 5), 7); }