patch 8.1.0890: pty allocation wrong if using file for out channel commit https://github.com/vim/vim/commit/593864817a08f9b719a093ef4fd8d4d35132ab86 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Feb 10 22:43:46 2019 +0100 patch 8.1.0890: pty allocation wrong if using file for out channel Problem: Pty allocation wrong if using file for out channel and using null for in channel and null for error channel. Solution: Correct using use_file_for_out in condition. (Ozaki Kiichi, closes #3917)

" 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