view src/testdir/test_backup.vim @ 19930:80e663e91e1b v8.2.0521

patch 8.2.0521: crash when reading a blob fails Commit: https://github.com/vim/vim/commit/15352dc6ec43fd50cc3be4f4fd1ad74d5619da20 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Apr 6 21:12:42 2020 +0200 patch 8.2.0521: crash when reading a blob fails Problem: Crash when reading a blob fails. Solution: Avoid keeping a pointer to a freed blob object. (Dominique Pelle, closes #5890) Adjust error messages.
author Bram Moolenaar <Bram@vim.org>
date Mon, 06 Apr 2020 21:15:37 +0200
parents 77968a364ec4
children d8628d75c47a
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" Tests for the backup function

func Test_backup()
  set backup backupdir=. backupskip=
  new
  call setline(1, ['line1', 'line2'])
  :f Xbackup.txt
  :w! Xbackup.txt
  " backup file is only created after
  " writing a second time (before overwriting)
  :w! Xbackup.txt
  let l = readfile('Xbackup.txt~')
  call assert_equal(['line1', 'line2'], l)
  bw!
  set backup&vim backupdir&vim backupskip&vim
  call delete('Xbackup.txt')
  call delete('Xbackup.txt~')
endfunc

func Test_backup2()
  set backup backupdir=.// backupskip=
  new
  call setline(1, ['line1', 'line2', 'line3'])
  :f Xbackup.txt
  :w! Xbackup.txt
  " backup file is only created after
  " writing a second time (before overwriting)
  :w! Xbackup.txt
  sp *Xbackup.txt~
  call assert_equal(['line1', 'line2', 'line3'], getline(1,'$'))
  let f=expand('%')
  call assert_match('%testdir%Xbackup.txt\~', f)
  bw!
  bw!
  call delete('Xbackup.txt')
  call delete(f)
  set backup&vim backupdir&vim backupskip&vim
endfunc

func Test_backup2_backupcopy()
  set backup backupdir=.// backupcopy=yes backupskip=
  new
  call setline(1, ['line1', 'line2', 'line3'])
  :f Xbackup.txt
  :w! Xbackup.txt
  " backup file is only created after
  " writing a second time (before overwriting)
  :w! Xbackup.txt
  sp *Xbackup.txt~
  call assert_equal(['line1', 'line2', 'line3'], getline(1,'$'))
  let f=expand('%')
  call assert_match('%testdir%Xbackup.txt\~', f)
  bw!
  bw!
  call delete('Xbackup.txt')
  call delete(f)
  set backup&vim backupdir&vim backupcopy&vim backupskip&vim
endfunc