Mercurial > vim
view src/testdir/test78.in @ 9287:af25a1a875db v7.4.1926
commit https://github.com/vim/vim/commit/a890f5e34887bff7616bdb4b9ee0bf98c8d2a8f0
Author: Bram Moolenaar <Bram@vim.org>
Date: Sun Jun 12 23:03:19 2016 +0200
patch 7.4.1926
Problem: Possible crash with many history items.
Solution: Avoid the index going past the last item.
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Sun, 12 Jun 2016 23:15:07 +0200 |
parents | 7fe2c092913e |
children | ae45d497868f |
line wrap: on
line source
Inserts 10000 lines with text to fill the swap file with two levels of pointer blocks. Then recovers from the swap file and checks all text is restored. We need about 10000 lines of 100 characters to get two levels of pointer blocks. STARTTEST :so small.vim :set nocp fileformat=unix undolevels=-1 viminfo+=nviminfo :e! Xtest ggdG :let text = "\tabcdefghijklmnoparstuvwxyz0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnoparstuvwxyz0123456789" :let i = 1 :let linecount = 10000 :while i <= linecount | call append(i - 1, i . text) | let i += 1 | endwhile :preserve :" get the name of the swap file :redir => swapname :swapname :redir END :let swapname = substitute(swapname, '[[:blank:][:cntrl:]]*\(.\{-}\)[[:blank:][:cntrl:]]*$', '\1', '') :" make a copy of the swap file in Xswap :set bin :exe 'sp ' . swapname :w! Xswap :echo swapname :set nobin :new :only! :bwipe! Xtest :call rename('Xswap', swapname) :recover Xtest :call delete(swapname) :new :call append(0, 'recovery start') :wincmd w :let linedollar = line('$') :if linedollar < linecount | exe 'wincmd w' | call append(line('$'), "expected " . linecount . " lines but found only " . linedollar) | exe 'wincmd w' | let linecount = linedollar | endif :let i = 1 :while i <= linecount | if getline(i) != i . text | exe 'wincmd w' | call append(line('$'), i . ' differs') | exe 'wincmd w' | endif | let i += 1 | endwhile :q! :call append(line('$'), 'recovery end') :w! test.out :qa! ENDTEST