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view src/testdir/test_ex_undo.vim @ 21108:43e82e8133b9 v8.2.1105

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patch 8.2.1105: insufficient test coverage for Lua Commit: https://github.com/vim/vim/commit/e49b8e8d7589e85e75aedefab7ce97da47adbf74 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jul 1 13:52:55 2020 +0200 patch 8.2.1105: insufficient test coverage for Lua Problem: Insufficient test coverage for Lua. Solution: Add tests. (Yegappan Lakshmanan, closes https://github.com/vim/vim/issues/6368) Fix uncovered memory leak. Avoid unnecessary copy/free.
author Bram Moolenaar <Bram@vim.org>
date Wed, 01 Jul 2020 14:00:05 +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