view src/testdir/test_ex_undo.vim @ 10221:fb1fde4fcff7 v8.0.0010

commit https://github.com/vim/vim/commit/680e015bfe19be6772d3bd754486fbd45c1a9d3b Author: Bram Moolenaar <Bram@vim.org> Date: Sun Sep 25 20:54:11 2016 +0200 patch 8.0.0010 Problem: Crash when editing file that starts with crypt yeader. (igor2x) Solution: Check for length of text. (Christian Brabandt) Add a test.
author Christian Brabandt <cb@256bit.org>
date Sun, 25 Sep 2016 21:00:04 +0200
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