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view src/testdir/test_ex_undo.vim @ 15764:208bf8b36075 v8.1.0889

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patch 8.1.0889: MS-Windows: a channel write may hang commit https://github.com/vim/vim/commit/6524068ff3252f1373807f1ebfde21408cef624e Author: Bram Moolenaar <Bram@vim.org> Date: Sun Feb 10 22:23:26 2019 +0100 patch 8.1.0889: MS-Windows: a channel write may hang Problem: MS-Windows: a channel write may hang. Solution: Check for WriteFile() not writing anything. (Yasuhiro Matsumoto, closes #3920)
author Bram Moolenaar <Bram@vim.org>
date Sun, 10 Feb 2019 22:30:07 +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