patch 8.2.0308: 'showbreak' does not work for a very long line Commit: https://github.com/vim/vim/commit/1aa76b8fd06c278fe36c39b0bbe7233c775d7423 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Feb 23 15:17:27 2020 +0100 patch 8.2.0308: 'showbreak' does not work for a very long line Problem: 'showbreak' does not work for a very long line. (John Little) Solution: Check whether 'briopt' contains "sbr". (Ken Takata, closes https://github.com/vim/vim/issues/5523, closes #5684)

" Tests for saving/loading a file with some lines ending in
" CTRL-M, some not
func Test_lineending()
  let l = ["this line ends in a\<CR>",
	      \ "this one doesn't",
	      \ "this one does\<CR>",
	      \ "and the last one doesn't"]
  set ta tx
  enew!
  call append(0, l)
  $delete
  write Xfile1
  bwipe Xfile1
  edit Xfile1
  let t = getline(1, '$')
  call assert_equal(l, t)
  new | only
  call delete('Xfile1')
endfunc