patch 8.2.3036: Vim9: builtin function arguments not checked at compile time Commit: https://github.com/vim/vim/commit/7237cab8f1d1a4391372cafdb57f2d97f3b32d05 Author: Yegappan Lakshmanan <yegappan@yahoo.com> Date: Tue Jun 22 19:52:27 2021 +0200 patch 8.2.3036: Vim9: builtin function arguments not checked at compile time Problem: Vim9: builtin function arguments not checked at compile time. Solution: Add more argument type specs. Check arguments to test_setmouse() and test_gui_mouse_event(). (Yegappan Lakshmanan, closes #8425)

" Settings for test script execution
" Always use "sh", don't use the value of "$SHELL".
set shell=sh

" Only when the +eval feature is present. 
if 1
  " While some tests overwrite $HOME to prevent them from polluting user files,
  " we need to remember the original value so that we can tell external systems
  " where to ask about their own user settings.
  let g:tester_HOME = $HOME
endif

source setup.vim