patch 8.2.0945: cannot use "z=" when 'spell' is off Commit: https://github.com/vim/vim/commit/152e79e94bb935e75b866bd55479648cde11066a Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jun 10 15:32:08 2020 +0200 patch 8.2.0945: cannot use "z=" when 'spell' is off Problem: Cannot use "z=" when 'spell' is off. Solution: Make "z=" work even when 'spell' is off. (Christian Brabandt, Gary Johnson, closes #6227)

" 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