Mercurial > vim
view src/testdir/test_recover.vim @ 24828:e0c43439fea6 v8.2.2952
patch 8.2.2952: recover test fails on big endian systems
Commit: https://github.com/vim/vim/commit/99285550a9957e2c8669f183557944c6513c4875
Author: Yegappan Lakshmanan <yegappan@yahoo.com>
Date: Sun Jun 6 17:12:46 2021 +0200
patch 8.2.2952: recover test fails on big endian systems
Problem: Recover test fails on big endian systems.
Solution: Disable the failing test on big endian systems. (Yegappan
Lakshmanan, closes #8335)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Sun, 06 Jun 2021 17:15:04 +0200 |
parents | 4c5eec1ef612 |
children | 250c6ab76d19 |
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" Test :recover source check.vim func Test_recover_root_dir() " This used to access invalid memory. split Xtest set dir=/ call assert_fails('recover', 'E305:') close! if has('win32') || filewritable('/') == 2 " can write in / directory on MS-Windows set dir=/notexist/ endif call assert_fails('split Xtest', 'E303:') " No error with empty 'directory' setting. set directory= split XtestOK close! set dir& endfunc " Make a copy of the current swap file to "Xswap". " Return the name of the swap file. func CopySwapfile() preserve " get the name of the swap file let swname = split(execute("swapname"))[0] let swname = substitute(swname, '[[:blank:][:cntrl:]]*\(.\{-}\)[[:blank:][:cntrl:]]*$', '\1', '') " make a copy of the swap file in Xswap set binary exe 'sp ' . swname w! Xswap set nobinary return swname endfunc " 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. func Test_swap_file() set fileformat=unix undolevels=-1 edit! Xtest let text = "\tabcdefghijklmnoparstuvwxyz0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnoparstuvwxyz0123456789" let i = 1 let linecount = 10000 while i <= linecount call append(i - 1, i . text) let i += 1 endwhile $delete let swname = CopySwapfile() new only! bwipe! Xtest call rename('Xswap', swname) recover Xtest call delete(swname) let linedollar = line('$') call assert_equal(linecount, linedollar) if linedollar < linecount let linecount = linedollar endif let i = 1 while i <= linecount call assert_equal(i . text, getline(i)) let i += 1 endwhile set undolevels& enew! | only endfunc func Test_nocatch_process_still_running() " sysinfo.uptime probably only works on Linux if !has('linux') let g:skipped_reason = 'only works on Linux' return endif " the GUI dialog can't be handled if has('gui_running') let g:skipped_reason = 'only works in the terminal' return endif " don't intercept existing swap file here au! SwapExists " Edit a file and grab its swapfile. edit Xswaptest call setline(1, ['a', 'b', 'c']) let swname = CopySwapfile() " Forget we edited this file new only! bwipe! Xswaptest call rename('Xswap', swname) call feedkeys('e', 'tL') redir => editOutput edit Xswaptest redir END call assert_match('E325: ATTENTION', editOutput) call assert_match('file name: .*Xswaptest', editOutput) call assert_match('process ID: \d* (STILL RUNNING)', editOutput) " Forget we edited this file new only! bwipe! Xswaptest " pretend we rebooted call test_override("uptime", 0) sleep 1 call rename('Xswap', swname) call feedkeys('e', 'tL') redir => editOutput edit Xswaptest redir END call assert_match('E325: ATTENTION', editOutput) call assert_notmatch('(STILL RUNNING)', editOutput) call test_override("ALL", 0) call delete(swname) endfunc " Test for :recover with multiple swap files func Test_recover_multiple_swap_files() CheckUnix new Xfile1 call setline(1, ['a', 'b', 'c']) preserve let b = readblob(swapname('')) call writefile(b, '.Xfile1.swm') call writefile(b, '.Xfile1.swn') call writefile(b, '.Xfile1.swo') %bw! call feedkeys(":recover Xfile1\<CR>3\<CR>q", 'xt') call assert_equal(['a', 'b', 'c'], getline(1, '$')) call delete('.Xfile1.swm') call delete('.Xfile1.swn') call delete('.Xfile1.swo') endfunc " Test for :recover using an empty swap file func Test_recover_empty_swap_file() CheckUnix call writefile([], '.Xfile1.swp') let msg = execute('recover Xfile1') call assert_match('Unable to read block 0 from .Xfile1.swp', msg) call assert_equal('Xfile1', @%) bw! " :recover from an empty buffer call assert_fails('recover', 'E305:') call delete('.Xfile1.swp') endfunc " Test for :recover using a corrupted swap file func Test_recover_corrupted_swap_file() CheckUnix " recover using a partial swap file call writefile(0z1234, '.Xfile1.swp') call assert_fails('recover Xfile1', 'E295:') bw! " recover using invalid content in the swap file call writefile([repeat('1', 2*1024)], '.Xfile1.swp') call assert_fails('recover Xfile1', 'E307:') call delete('.Xfile1.swp') " :recover using a swap file with a corrupted header edit Xfile1 preserve let sn = swapname('') let b = readblob(sn) let save_b = copy(b) bw! " Run these tests only on little-endian systems. These tests fail on a " big-endian system (IBM S390x system). if b[1008:1011] == 0z33323130 \ && b[4096:4097] == 0z7470 \ && b[8192:8193] == 0z6164 " clear the B0_MAGIC_LONG field let b[1008:1011] = 0z00000000 call writefile(b, sn) let msg = execute('recover Xfile1') call assert_match('the file has been damaged', msg) bw! " clear the pointer ID let b = copy(save_b) let b[4096:4097] = 0z0000 call writefile(b, sn) call assert_fails('recover Xfile1', 'E310:') bw! " clear the data block ID let b = copy(save_b) let b[8192:8193] = 0z0000 call writefile(b, sn) call assert_fails('recover Xfile1', 'E312:') bw! " remove the data block let b = copy(save_b) call writefile(b[:8191], sn) call assert_fails('recover Xfile1', 'E312:') endif bw! call delete(sn) endfunc " Test for :recover using an encrypted swap file func Test_recover_encrypted_swap_file() CheckUnix " Recover an encrypted file from the swap file without the original file new Xfile1 call feedkeys(":X\<CR>vim\<CR>vim\<CR>", 'xt') call setline(1, ['aaa', 'bbb', 'ccc']) preserve let b = readblob('.Xfile1.swp') call writefile(b, '.Xfile1.swm') bw! call feedkeys(":recover Xfile1\<CR>vim\<CR>\<CR>", 'xt') call assert_equal(['aaa', 'bbb', 'ccc'], getline(1, '$')) bw! call delete('.Xfile1.swm') " Recover an encrypted file from the swap file with the original file new Xfile1 call feedkeys(":X\<CR>vim\<CR>vim\<CR>", 'xt') call setline(1, ['aaa', 'bbb', 'ccc']) update call setline(1, ['111', '222', '333']) preserve let b = readblob('.Xfile1.swp') call writefile(b, '.Xfile1.swm') bw! call feedkeys(":recover Xfile1\<CR>vim\<CR>\<CR>", 'xt') call assert_equal(['111', '222', '333'], getline(1, '$')) call assert_true(&modified) bw! call delete('.Xfile1.swm') call delete('Xfile1') endfunc " Test for :recover using a unreadable swap file func Test_recover_unreadble_swap_file() CheckUnix CheckNotRoot new Xfile1 let b = readblob('.Xfile1.swp') call writefile(b, '.Xfile1.swm') bw! call setfperm('.Xfile1.swm', '-w-------') call assert_fails('recover Xfile1', 'E306:') call delete('.Xfile1.swm') endfunc " Test for using :recover when the original file and the swap file have the " same contents. func Test_recover_unmodified_file() CheckUnix call writefile(['aaa', 'bbb', 'ccc'], 'Xfile1') edit Xfile1 preserve let b = readblob('.Xfile1.swp') %bw! call writefile(b, '.Xfile1.swz') let msg = execute('recover Xfile1') call assert_equal(['aaa', 'bbb', 'ccc'], getline(1, '$')) call assert_false(&modified) call assert_match('Buffer contents equals file contents', msg) bw! call delete('Xfile1') call delete('.Xfile1.swz') endfunc " vim: shiftwidth=2 sts=2 expandtab