patch 8.2.4067: Vim9: cannot call imported function with :call Commit: https://github.com/vim/vim/commit/f111cdfae6edf697390e0d9a85082a6526b03da6 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jan 12 12:48:17 2022 +0000 patch 8.2.4067: Vim9: cannot call imported function with :call Problem: Vim9: cannot call imported function with :call. (Drew Vogel) Solution: Translate the function name. (closes https://github.com/vim/vim/issues/9510)

" 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