Motivation:
Test coverage for Title is severely lacking (34.76%).
https://doc.wikimedia.org/cover/mediawiki-core/includes/Title.php.html
Expected result:
- More tests should be added.
- class Title should be covered at least 75%
- Title::getPageViewLanguage should be covered 100%
- Title::getCdnUrls should be covered 100%
- Title:: getLocalURL should be covered 100%