getDir example

use Symfony\Component\Templating\Tests\Fixtures\ProjectTemplateLoaderVar;

/** * @group legacy */
class CacheLoaderTest extends TestCase
{
    public function testConstructor()
    {
        $loader = new ProjectTemplateCacheLoader($varLoader = new ProjectTemplateLoaderVar(), sys_get_temp_dir());
        $this->assertSame($loader->getLoader(), $varLoader, '__construct() takes a template loader as its first argument');
        $this->assertEquals(sys_get_temp_dir(), $loader->getDir(), '__construct() takes a directory where to store the cache as its second argument');
    }

    public function testLoad()
    {
        $dir = sys_get_temp_dir().\DIRECTORY_SEPARATOR.mt_rand(111111, 999999);
        mkdir($dir, 0777, true);

        $loader = new ProjectTemplateCacheLoader($varLoader = new ProjectTemplateLoaderVar(), $dir);
        $this->assertFalse($loader->load(new TemplateReference('foo', 'php')), '->load() returns false if the embed loader is not able to load the template');

        $logger = $this->createMock(LoggerInterface::class);