public function testTargetCallbackProvider()
{
$callbacksFile = APP . 'config' . DS . 'callbacks.ini';
$config = AssetConfig::buildFromIniFile($callbacksFile);
$factory = new Factory($config);
$target = $factory->target('callbacks.js');
$result = $target->files();
$this->assertCount(2, $result);
$this->assertEquals(APP . 'js/classes/base_class.js', $result[0]->path());
$this->assertEquals(APP . 'js/classes/nested_class.js', $result[1]->path());
}