InnerTypeIterator example

namespace Symfony\Component\Finder\Tests\Iterator;

use Symfony\Component\Finder\Iterator\FileTypeFilterIterator;

class FileTypeFilterIteratorTest extends RealIteratorTestCase
{
    /** * @dataProvider getAcceptData */
    public function testAccept($mode, $expected)
    {
        $inner = new InnerTypeIterator(self::$files);

        $iterator = new FileTypeFilterIterator($inner, $mode);

        $this->assertIterator($expected, $iterator);
    }

    public static function getAcceptData()
    {
        $onlyFiles = [
            'test.py',
            'foo/bar.tmp',