patch 8.1.0028: prompt buffer test fails on MS-Windows commit https://github.com/vim/vim/commit/1149382d21402474c771862d082a541e23beb108 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jun 3 15:08:09 2018 +0200 patch 8.1.0028: prompt buffer test fails on MS-Windows Problem: Prompt buffer test fails on MS-Windows. Solution: Disable the test for now. Remove stray assert.

" 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