neovim/test/old/testdir/test_swap.vim
zeertzjq 94a7ccea43 vim-patch:9.0.1008: test for swapfilelist() fails on MS-Windows
Problem:    Test for swapfilelist() fails on MS-Windows.
Solution:   Only check the tail of the path.  Mark a test as flaky.

6cf3151f0e

Co-authored-by: Bram Moolenaar <Bram@vim.org>
2023-04-19 11:29:35 +08:00

600 lines
16 KiB
VimL

" Tests for the swap feature
source check.vim
source shared.vim
source term_util.vim
func s:swapname()
return trim(execute('swapname'))
endfunc
" Tests for 'directory' option.
func Test_swap_directory()
if !has("unix")
return
endif
let content = ['start of testfile',
\ 'line 2 Abcdefghij',
\ 'line 3 Abcdefghij',
\ 'end of testfile']
call writefile(content, 'Xtest1')
" '.', swap file in the same directory as file
set dir=.,~
" Verify that the swap file doesn't exist in the current directory
call assert_equal([], glob(".Xtest1*.swp", 1, 1, 1))
edit Xtest1
let swfname = s:swapname()
call assert_equal([swfname], glob(swfname, 1, 1, 1))
" './dir', swap file in a directory relative to the file
set dir=./Xtest2,.,~
call mkdir("Xtest2")
edit Xtest1
call assert_equal([], glob(swfname, 1, 1, 1))
let swfname = "Xtest2/Xtest1.swp"
call assert_equal(swfname, s:swapname())
call assert_equal([swfname], glob("Xtest2/*", 1, 1, 1))
" 'dir', swap file in directory relative to the current dir
set dir=Xtest.je,~
call mkdir("Xtest.je")
call writefile(content, 'Xtest2/Xtest3')
edit Xtest2/Xtest3
call assert_equal(["Xtest2/Xtest3"], glob("Xtest2/*", 1, 1, 1))
let swfname = "Xtest.je/Xtest3.swp"
call assert_equal(swfname, s:swapname())
call assert_equal([swfname], glob("Xtest.je/*", 1, 1, 1))
set dir&
call delete("Xtest1")
call delete("Xtest2", "rf")
call delete("Xtest.je", "rf")
endfunc
func Test_swap_group()
if !has("unix")
return
endif
let groups = split(system('groups'))
if len(groups) <= 1
throw 'Skipped: need at least two groups, got ' . string(groups)
endif
try
call delete('Xtest')
split Xtest
call setline(1, 'just some text')
wq
if system('ls -l Xtest') !~ ' ' . groups[0] . ' \d'
throw 'Skipped: test file does not have the first group'
else
silent !chmod 640 Xtest
call system('chgrp ' . groups[1] . ' Xtest')
if system('ls -l Xtest') !~ ' ' . groups[1] . ' \d'
throw 'Skipped: cannot set second group on test file'
else
split Xtest
let swapname = substitute(execute('swapname'), '[[:space:]]', '', 'g')
call assert_match('Xtest', swapname)
" Group of swapfile must now match original file.
call assert_match(' ' . groups[1] . ' \d', system('ls -l ' . swapname))
bwipe!
endif
endif
finally
call delete('Xtest')
endtry
endfunc
func Test_missing_dir()
call mkdir('Xswapdir')
exe 'set directory=' . getcwd() . '/Xswapdir'
call assert_equal('', glob('foo'))
call assert_equal('', glob('bar'))
edit foo/x.txt
" This should not give a warning for an existing swap file.
split bar/x.txt
only
" Delete the buffer so that swap file is removed before we try to delete the
" directory. That fails on MS-Windows.
%bdelete!
set directory&
call delete('Xswapdir', 'rf')
endfunc
func Test_swapinfo()
new Xswapinfo
call setline(1, ['one', 'two', 'three'])
w
let fname = s:swapname()
call assert_match('Xswapinfo', fname)
" Check the tail appears in the list from swapfilelist(). The path depends
" on the system.
let tail = fnamemodify(fname, ":t")->fnameescape()
let nr = 0
for name in swapfilelist()
if name =~ tail .. '$'
let nr += 1
endif
endfor
call assert_equal(1, nr, 'not found in ' .. string(swapfilelist()))
let info = fname->swapinfo()
let ver = printf('VIM %d.%d', v:version / 100, v:version % 100)
call assert_equal(ver, info.version)
call assert_match('\w', info.user)
" host name is truncated to 39 bytes in the swap file
call assert_equal(hostname()[:38], info.host)
call assert_match('Xswapinfo', info.fname)
call assert_match(0, info.dirty)
call assert_equal(getpid(), info.pid)
call assert_match('^\d*$', info.mtime)
if has_key(info, 'inode')
call assert_match('\d', info.inode)
endif
bwipe!
call delete(fname)
call delete('Xswapinfo')
let info = swapinfo('doesnotexist')
call assert_equal('Cannot open file', info.error)
call writefile(['burp'], 'Xnotaswapfile')
let info = swapinfo('Xnotaswapfile')
call assert_equal('Cannot read file', info.error)
call delete('Xnotaswapfile')
call writefile([repeat('x', 10000)], 'Xnotaswapfile')
let info = swapinfo('Xnotaswapfile')
call assert_equal('Not a swap file', info.error)
call delete('Xnotaswapfile')
endfunc
func Test_swapname()
edit Xtest1
let expected = s:swapname()
call assert_equal(expected, swapname('%'))
new Xtest2
let buf = bufnr('%')
let expected = s:swapname()
wincmd p
call assert_equal(expected, buf->swapname())
new Xtest3
setlocal noswapfile
call assert_equal('', swapname('%'))
bwipe!
call delete('Xtest1')
call delete('Xtest2')
call delete('Xtest3')
endfunc
func Test_swapfile_delete()
autocmd! SwapExists
function s:swap_exists()
let v:swapchoice = s:swap_choice
let s:swapname = v:swapname
let s:filename = expand('<afile>')
endfunc
augroup test_swapfile_delete
autocmd!
autocmd SwapExists * call s:swap_exists()
augroup END
" Create a valid swapfile by editing a file.
split XswapfileText
call setline(1, ['one', 'two', 'three'])
write " file is written, not modified
" read the swapfile as a Blob
let swapfile_name = swapname('%')
let swapfile_bytes = readfile(swapfile_name, 'B')
" Close the file and recreate the swap file.
" Now editing the file will run into the process still existing
quit
call writefile(swapfile_bytes, swapfile_name)
let s:swap_choice = 'e'
let s:swapname = ''
split XswapfileText
quit
call assert_equal(fnamemodify(swapfile_name, ':t'), fnamemodify(s:swapname, ':t'))
" This test won't work as root because root can successfully run kill(1, 0)
if !IsRoot()
" Write the swapfile with a modified PID, now it will be automatically
" deleted. Process 0x3fffffff most likely does not exist.
let swapfile_bytes[24:27] = 0zffffff3f
call writefile(swapfile_bytes, swapfile_name)
let s:swapname = ''
split XswapfileText
quit
call assert_equal('', s:swapname)
endif
" Now set the modified flag, the swap file will not be deleted
let swapfile_bytes[28 + 80 + 899] = 0x55
call writefile(swapfile_bytes, swapfile_name)
let s:swapname = ''
split XswapfileText
quit
call assert_equal(fnamemodify(swapfile_name, ':t'), fnamemodify(s:swapname, ':t'))
call delete('XswapfileText')
call delete(swapfile_name)
augroup test_swapfile_delete
autocmd!
augroup END
augroup! test_swapfile_delete
endfunc
func Test_swap_recover()
autocmd! SwapExists
augroup test_swap_recover
autocmd!
autocmd SwapExists * let v:swapchoice = 'r'
augroup END
call mkdir('Xswap')
let $Xswap = 'foo' " Check for issue #4369.
set dir=Xswap//
" Create a valid swapfile by editing a file.
split Xswap/text
call setline(1, ['one', 'two', 'three'])
write " file is written, not modified
" read the swapfile as a Blob
let swapfile_name = swapname('%')
let swapfile_bytes = readfile(swapfile_name, 'B')
" Close the file and recreate the swap file.
quit
call writefile(swapfile_bytes, swapfile_name)
" Edit the file again. This triggers recovery.
try
split Xswap/text
catch
" E308 should be caught, not E305.
call assert_exception('E308:') " Original file may have been changed
endtry
" The file should be recovered.
call assert_equal(['one', 'two', 'three'], getline(1, 3))
quit!
call delete('Xswap/text')
call delete(swapfile_name)
call delete('Xswap', 'd')
unlet $Xswap
set dir&
augroup test_swap_recover
autocmd!
augroup END
augroup! test_swap_recover
endfunc
func Test_swap_recover_ext()
autocmd! SwapExists
augroup test_swap_recover_ext
autocmd!
autocmd SwapExists * let v:swapchoice = 'r'
augroup END
" Create a valid swapfile by editing a file with a special extension.
split Xtest.scr
call setline(1, ['one', 'two', 'three'])
write " file is written, not modified
write " write again to make sure the swapfile is created
" read the swapfile as a Blob
let swapfile_name = swapname('%')
let swapfile_bytes = readfile(swapfile_name, 'B')
" Close and delete the file and recreate the swap file.
quit
call delete('Xtest.scr')
call writefile(swapfile_bytes, swapfile_name)
" Edit the file again. This triggers recovery.
try
split Xtest.scr
catch
" E308 should be caught, not E306.
call assert_exception('E308:') " Original file may have been changed
endtry
" The file should be recovered.
call assert_equal(['one', 'two', 'three'], getline(1, 3))
quit!
call delete('Xtest.scr')
call delete(swapfile_name)
augroup test_swap_recover_ext
autocmd!
augroup END
augroup! test_swap_recover_ext
endfunc
" Test for closing a split window automatically when a swap file is detected
" and 'Q' is selected in the confirmation prompt.
func Test_swap_split_win()
autocmd! SwapExists
augroup test_swap_splitwin
autocmd!
autocmd SwapExists * let v:swapchoice = 'q'
augroup END
" Create a valid swapfile by editing a file with a special extension.
split Xtest.scr
call setline(1, ['one', 'two', 'three'])
write " file is written, not modified
write " write again to make sure the swapfile is created
" read the swapfile as a Blob
let swapfile_name = swapname('%')
let swapfile_bytes = readfile(swapfile_name, 'B')
" Close and delete the file and recreate the swap file.
quit
call delete('Xtest.scr')
call writefile(swapfile_bytes, swapfile_name)
" Split edit the file again. This should fail to open the window
try
split Xtest.scr
catch
" E308 should be caught, not E306.
call assert_exception('E308:') " Original file may have been changed
endtry
call assert_equal(1, winnr('$'))
call delete('Xtest.scr')
call delete(swapfile_name)
augroup test_swap_splitwin
autocmd!
augroup END
augroup! test_swap_splitwin
endfunc
" Test for selecting 'q' in the attention prompt
func Test_swap_prompt_splitwin()
CheckRunVimInTerminal
call writefile(['foo bar'], 'Xfile1')
edit Xfile1
preserve " should help to make sure the swap file exists
let buf = RunVimInTerminal('', {'rows': 20})
call term_sendkeys(buf, ":set nomore\n")
call term_sendkeys(buf, ":set noruler\n")
call term_sendkeys(buf, ":split Xfile1\n")
call term_wait(buf)
call WaitForAssert({-> assert_match('^\[O\]pen Read-Only, (E)dit anyway, (R)ecover, (Q)uit, (A)bort: $', term_getline(buf, 20))})
call term_sendkeys(buf, "q")
call term_wait(buf)
call term_sendkeys(buf, ":\<CR>")
call WaitForAssert({-> assert_match('^:$', term_getline(buf, 20))})
call term_sendkeys(buf, ":echomsg winnr('$')\<CR>")
call term_wait(buf)
call WaitForAssert({-> assert_match('^1$', term_getline(buf, 20))})
call StopVimInTerminal(buf)
" This caused Vim to crash when typing "q" at the swap file prompt.
let buf = RunVimInTerminal('-c "au bufadd * let foo_w = wincol()"', {'rows': 18})
call term_sendkeys(buf, ":e Xfile1\<CR>")
call WaitForAssert({-> assert_match('More', term_getline(buf, 18))})
call term_sendkeys(buf, " ")
call WaitForAssert({-> assert_match('^\[O\]pen Read-Only, (E)dit anyway, (R)ecover, (Q)uit, (A)bort:', term_getline(buf, 18))})
call term_sendkeys(buf, "q")
call TermWait(buf)
" check that Vim is still running
call term_sendkeys(buf, ":echo 'hello'\<CR>")
call WaitForAssert({-> assert_match('^hello', term_getline(buf, 18))})
call term_sendkeys(buf, ":%bwipe!\<CR>")
call StopVimInTerminal(buf)
%bwipe!
call delete('Xfile1')
endfunc
func Test_swap_symlink()
CheckUnix
call writefile(['text'], 'Xtestfile')
silent !ln -s -f Xtestfile Xtestlink
set dir=.
" Test that swap file uses the name of the file when editing through a
" symbolic link (so that editing the file twice is detected)
edit Xtestlink
call assert_match('Xtestfile\.swp$', s:swapname())
bwipe!
call mkdir('Xswapdir')
exe 'set dir=' . getcwd() . '/Xswapdir//'
" Check that this also works when 'directory' ends with '//'
edit Xtestlink
call assert_match('Xtestfile\.swp$', s:swapname())
bwipe!
set dir&
call delete('Xtestfile')
call delete('Xtestlink')
call delete('Xswapdir', 'rf')
endfunc
func s:get_unused_pid(base)
if has('job')
" Execute 'echo' as a temporary job, and return its pid as an unused pid.
if has('win32')
let cmd = 'cmd /c echo'
else
let cmd = 'echo'
endif
let j = job_start(cmd)
while job_status(j) ==# 'run'
sleep 10m
endwhile
if job_status(j) ==# 'dead'
return job_info(j).process
endif
elseif has('nvim')
let j = jobstart('echo')
let pid = jobpid(j)
if jobwait([j])[0] >= 0
return pid
endif
endif
" Must add four for MS-Windows to see it as a different one.
return a:base + 4
endfunc
func s:blob_to_pid(b)
return a:b[3] * 16777216 + a:b[2] * 65536 + a:b[1] * 256 + a:b[0]
endfunc
func s:pid_to_blob(i)
let b = 0z
let b[0] = and(a:i, 0xff)
let b[1] = and(a:i / 256, 0xff)
let b[2] = and(a:i / 65536, 0xff)
let b[3] = and(a:i / 16777216, 0xff)
return b
endfunc
func Test_swap_auto_delete()
" Create a valid swapfile by editing a file with a special extension.
split Xtest.scr
call setline(1, ['one', 'two', 'three'])
write " file is written, not modified
write " write again to make sure the swapfile is created
" read the swapfile as a Blob
let swapfile_name = swapname('%')
let swapfile_bytes = readfile(swapfile_name, 'B')
" Forget about the file, recreate the swap file, then edit it again. The
" swap file should be automatically deleted.
bwipe!
" Change the process ID to avoid the "still running" warning.
let swapfile_bytes[24:27] = s:pid_to_blob(s:get_unused_pid(
\ s:blob_to_pid(swapfile_bytes[24:27])))
call writefile(swapfile_bytes, swapfile_name)
edit Xtest.scr
" will end up using the same swap file after deleting the existing one
call assert_equal(swapfile_name, swapname('%'))
bwipe!
" create the swap file again, but change the host name so that it won't be
" deleted
autocmd! SwapExists
augroup test_swap_recover_ext
autocmd!
autocmd SwapExists * let v:swapchoice = 'e'
augroup END
" change the host name
let swapfile_bytes[28 + 40] = swapfile_bytes[28 + 40] + 2
call writefile(swapfile_bytes, swapfile_name)
edit Xtest.scr
call assert_equal(1, filereadable(swapfile_name))
" will use another same swap file name
call assert_notequal(swapfile_name, swapname('%'))
bwipe!
call delete('Xtest.scr')
call delete(swapfile_name)
augroup test_swap_recover_ext
autocmd!
augroup END
augroup! test_swap_recover_ext
endfunc
" Test for renaming a buffer when the swap file is deleted out-of-band
func Test_missing_swap_file()
CheckUnix
new Xfile2
call delete(swapname(''))
call assert_fails('file Xfile3', 'E301:')
call assert_equal('Xfile3', bufname())
call assert_true(bufexists('Xfile2'))
call assert_true(bufexists('Xfile3'))
%bw!
endfunc
" Test for :preserve command
func Test_preserve()
new Xfile4
setlocal noswapfile
call assert_fails('preserve', 'E313:')
bw!
endfunc
" Test for the v:swapchoice variable
func Test_swapchoice()
call writefile(['aaa', 'bbb'], 'Xfile5')
edit Xfile5
preserve
let swapfname = swapname('')
let b = readblob(swapfname)
bw!
call writefile(b, swapfname)
autocmd! SwapExists
" Test for v:swapchoice = 'o' (readonly)
augroup test_swapchoice
autocmd!
autocmd SwapExists * let v:swapchoice = 'o'
augroup END
edit Xfile5
call assert_true(&readonly)
call assert_equal(['aaa', 'bbb'], getline(1, '$'))
%bw!
call assert_true(filereadable(swapfname))
" Test for v:swapchoice = 'a' (abort)
augroup test_swapchoice
autocmd!
autocmd SwapExists * let v:swapchoice = 'a'
augroup END
try
edit Xfile5
catch /^Vim:Interrupt$/
endtry
call assert_equal('', @%)
call assert_true(bufexists('Xfile5'))
%bw!
call assert_true(filereadable(swapfname))
" Test for v:swapchoice = 'd' (delete)
augroup test_swapchoice
autocmd!
autocmd SwapExists * let v:swapchoice = 'd'
augroup END
edit Xfile5
call assert_equal('Xfile5', @%)
%bw!
call assert_false(filereadable(swapfname))
call delete('Xfile5')
call delete(swapfname)
augroup test_swapchoice
autocmd!
augroup END
augroup! test_swapchoice
endfunc
func Test_no_swap_file()
call assert_equal("\nNo swap file", execute('swapname'))
endfunc
" vim: shiftwidth=2 sts=2 expandtab