test_check.sh

echo "The previous failure 'class ProjectPreferencesTest tried to access method ProjectPreferences.removeLanguage... ProjectPreferencesTest is in unnamed module ... ProjectPreferences is in unnamed module' implies the package-private access in JUnit5 module path might be an issue. Even though they are in the same package, Tycho OSGi classloaders might put them in different contexts if not exported, or since we test it, it might need to be public."