patch 9.0.1242: code for :runtime completion is not consistent Commit: https://github.com/vim/vim/commit/b0d45ec67f4976318f199a7929ad3bcf93686fd0 Author: zeertzjq <zeertzjq@outlook.com> Date: Wed Jan 25 15:04:22 2023 +0000 patch 9.0.1242: code for :runtime completion is not consistent Problem: Code for :runtime completion is not consistent. Solution: Make code for cmdline expansion more consistent. (closes https://github.com/vim/vim/issues/11875)

" 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