The issue is fixed in libyui-ncurses 2.47.3 (Tumbleweed and SLE12-SP1) https://build.suse.de/request/show/68148 https://build.opensuse.org/request/show/331511 Keeping the bug open since we are still deciding where and how integrate the automated test https://github.com/yast/yast-ruby-bindings/pull/153