patch 8.1.2293: join adds trailing space when second line is empty Commit: https://github.com/vim/vim/commit/cc184cfb09161b3bbc7d5d8859a18e812367d19c Author: Bram Moolenaar <Bram@vim.org> Date: Tue Nov 12 20:31:20 2019 +0100 patch 8.1.2293: join adds trailing space when second line is empty Problem: Join adds trailing space when second line is empty. (Brennan Vincent) Solution: Do not add a trailing space.

" 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