public function testCountStorages()
{
$stack = new ezcCacheStack('foo');
$storageConf1 = new ezcCacheStackStorageConfiguration('id_1', new ezcCacheStorageFileArray($this->getTempSubDir()), 10, 0.5);
$storageConf2 = new ezcCacheStackStorageConfiguration('id_2', new ezcCacheStorageFileArray($this->getTempSubDir()), 100, 0.9);
$this->assertEquals(0, $stack->countStorages());
$stack->pushStorage($storageConf1);
$this->assertEquals(1, $stack->countStorages());
$stack->pushStorage($storageConf2);
$this->assertEquals(2, $stack->countStorages());
$stack->popStorage();
$this->assertEquals(1, $stack->countStorages());
$stack->popStorage();
$this->assertEquals(0, $stack->countStorages());
}
