patch 8.0.0857: terminal test fails on MS-Windows commit https://github.com/vim/vim/commit/620d064b0b0bca2268574abdec2d8eac3384cfdf Author: Bram Moolenaar <Bram@vim.org> Date: Thu Aug 3 21:08:05 2017 +0200 patch 8.0.0857: terminal test fails on MS-Windows Problem: Terminal test fails on MS-Windows. Solution: Sleep a fraction of a second.

" 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