view src/testdir/test_ex_undo.vim @ 15593:e26caeb30026 v8.1.0804

patch 8.1.0804: crash when setting v:errmsg to empty list commit https://github.com/vim/vim/commit/4b9e91f0ba02192e4592a5c4a9bdcdd6e9efeb5e Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jan 24 13:58:11 2019 +0100 patch 8.1.0804: crash when setting v:errmsg to empty list Problem: Crash when setting v:errmsg to empty list. (Jaon Franklin) Solution: Separate getting value and assigning result.
author Bram Moolenaar <Bram@vim.org>
date Thu, 24 Jan 2019 14:00:08 +0100
parents 52b13e25b21d
children 08940efa6b4e
line wrap: on
line source

" Tests for :undo

func Test_ex_undo()
  new ex-undo
  setlocal ul=10
  exe "normal ione\n\<Esc>"
  setlocal ul=10
  exe "normal itwo\n\<Esc>"
  setlocal ul=10
  exe "normal ithree\n\<Esc>"
  call assert_equal(4, line('$'))
  undo
  call assert_equal(3, line('$'))
  undo 1
  call assert_equal(2, line('$'))
  undo 0
  call assert_equal(1, line('$'))
  quit!
endfunc