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view src/testdir/test_ex_undo.vim @ 18412:6208e5c2eee7 v8.1.2200

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patch 8.1.2200: crash when memory allocation fails Commit: https://github.com/vim/vim/commit/1cac70953d3c012453ea85b1308a8b1f94359c26 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Oct 22 21:54:31 2019 +0200 patch 8.1.2200: crash when memory allocation fails Problem: Crash when memory allocation fails. Solution: Check for NULL curwin and curbuf. (Christian Brabandt, closes #4839)
author Bram Moolenaar <Bram@vim.org>
date Tue, 22 Oct 2019 22:00:05 +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