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view src/testdir/test_ex_undo.vim @ 8881:ed0b39dd7fd6 v7.4.1727

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commit https://github.com/vim/vim/commit/ebf7dfa6f121c82f97d2adca3d45fbaba9ad8f7e Author: Bram Moolenaar <Bram@vim.org> Date: Thu Apr 14 12:46:51 2016 +0200 patch 7.4.1727 Problem: Cannot detect a crash in tests when caused by garbagecollect(). Solution: Add garbagecollect_for_testing(). Do not free a job if is still useful.
author Christian Brabandt <cb@256bit.org>
date Thu, 14 Apr 2016 13:00:06 +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