patch 8.0.0447: getting font name does not work on X11 commit https://github.com/vim/vim/commit/8774845ce1a7def122ea07c057a79417f3be3d17 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Mar 12 17:10:33 2017 +0100 patch 8.0.0447: getting font name does not work on X11 Problem: Getting font name does not work on X11. Solution: Implement gui_mch_get_fontname() for X11. Add more GUI tests. (Kazunobu Kuriyama)

" gvimrc for test_gui_init.vim

if has('gui_athena') || has('gui_motif') || has('gui_gtk2') || has('gui_gtk3')
  set guiheadroom=0
  set guioptions+=p
endif