patch 8.1.0003: the :compiler command is not tested commit https://github.com/vim/vim/commit/10561fe0a37efd611ccb1517b37de12d2e37af0f Author: Bram Moolenaar <Bram@vim.org> Date: Sat May 19 15:01:10 2018 +0200 patch 8.1.0003: the :compiler command is not tested Problem: The :compiler command is not tested. Solution: Add a test. (Dominique Pelle, closes https://github.com/vim/vim/issues/2930)

" Settings for test script execution
" Always use "COMMAND.COM", don't use the value of "$SHELL".
set shell=c:\COMMAND.COM shellquote= shellxquote= shellcmdflag=/c shellredir=>
" This is used only when the +eval feature is available.
if executable("cmd.exe")
   set shell=cmd.exe
endif

source setup.vim