public function testAudioSourcesFollowedByTrackElements()
{
$expected = '<audio><source src="http://example.com"><track src="http://example.com"></audio>';
$result = Html5Gen::audio(['tracks' => [['src' => 'http://example.com/resource/track']], 'sources' => [['src' => 'http://example.com/resource']]]);
}