patch 8.2.3522: cannot use x and u when setting 'listchars' Commit: https://github.com/vim/vim/commit/93ff6720fe4427341bc426b6d46e6324f226c270 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Oct 16 17:51:40 2021 +0100 patch 8.2.3522: cannot use \x and \u when setting 'listchars' Problem: Cannot use \x and \u when setting 'listchars'. Solution: Support hex and unicode in hex form. (closes https://github.com/vim/vim/issues/9006)

" 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