<?php

/*

 * This file is part of the Assetic package, an OpenSky project.

 *

 * (c) 2010-2011 OpenSky Project Inc

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

namespace Assetic\Test\Cache;

use Assetic\Cache\ConfigCache;

class ConfigCacheTest extends \PHPUnit_Framework_TestCase

{

    private $dir;

    private $cache;

    protected function setUp()

    {

        $this->dir = sys_get_temp_dir().'/assetic/tests/config_cache';

        $this->cache = new ConfigCache($this->dir);

    }

    protected function tearDown()

    {

        foreach (new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($this->dir, \FilesystemIterator::SKIP_DOTS)) as $file) {

            unlink($file->getPathname());

        }

    }

    public function testCache()

    {

        $this->cache->set('foo', array(1, 2, 3));

        $this->assertEquals(array(1, 2, 3), $this->cache->get('foo'), '->get() returns the ->set() value');

    }

    public function testTimestamp()

    {

        $this->cache->set('bar', array(4, 5, 6));

        $this->assertInternalType('integer', $time = $this->cache->getTimestamp('bar'), '->getTimestamp() returns an integer');

        $this->assertNotEmpty($time, '->getTimestamp() returns a non-empty number');

    }

    public function testInvalidValue()

    {

        $this->setExpectedException('RuntimeException');

        $this->cache->get('_invalid');

    }

    public function testInvalidTimestamp()

    {

        $this->setExpectedException('RuntimeException');

        $this->cache->getTimestamp('_invalid');

    }

    public function testHas()

    {

        $this->cache->set('foo', 'bar');

        $this->assertTrue($this->cache->has('foo'));

        $this->assertFalse($this->cache->has('_invalid'));

    }

}