Create tests for testing the entire set of ISO/IEC 8859-1:1998 (Latin-1) characters.
FAQ claims support for it: https://doc-snapshots.qt.io/qtsaferenderer/qtsr-faq.html
Check if autotests could be used, or QML and entire system?
Check if comparison with the reference images can be done (e.g. home brew tool or Qt Lancelot)