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view src/testdir/test_ex_undo.vim @ 18945:c62d63d2b9f0 v8.2.0033

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patch 8.2.0033: crash when make_extmatch() runs out of memory Commit: https://github.com/vim/vim/commit/7c77b3496710f1be3232cfdc7f6812347fbd914a Author: Bram Moolenaar <Bram@vim.org> Date: Sun Dec 22 19:40:40 2019 +0100 patch 8.2.0033: crash when make_extmatch() runs out of memory Problem: Crash when make_extmatch() runs out of memory. Solution: Check for NULL. (Dominique Pelle, closs https://github.com/vim/vim/issues/5392)
author Bram Moolenaar <Bram@vim.org>
date Sun, 22 Dec 2019 19:45:03 +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