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af23d17388
The new oldtest directory is in test/old/testdir. The reason for this is that many tests have hardcoded the parent directory name to be 'testdir'.
964 lines
27 KiB
VimL
964 lines
27 KiB
VimL
" Tests for the writefile() function and some :write commands.
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source check.vim
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source term_util.vim
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func Test_writefile()
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let f = tempname()
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call writefile(["over","written"], f, "b")
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call writefile(["hello","world"], f, "b")
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call writefile(["!", "good"], f, "a")
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call writefile(["morning"], f, "ab")
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call writefile(["", "vimmers"], f, "ab")
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let l = readfile(f)
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call assert_equal("hello", l[0])
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call assert_equal("world!", l[1])
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call assert_equal("good", l[2])
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call assert_equal("morning", l[3])
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call assert_equal("vimmers", l[4])
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call delete(f)
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call assert_fails('call writefile("text", "Xfile")', 'E475: Invalid argument: writefile() first argument must be a List or a Blob')
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endfunc
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func Test_writefile_ignore_regexp_error()
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write Xt[z-a]est.txt
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call delete('Xt[z-a]est.txt')
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endfunc
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func Test_writefile_fails_gently()
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call assert_fails('call writefile(["test"], "Xfile", [])', 'E730:')
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call assert_false(filereadable("Xfile"))
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call delete("Xfile")
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call assert_fails('call writefile(["test", [], [], [], "tset"], "Xfile")', 'E745:')
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call assert_false(filereadable("Xfile"))
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call delete("Xfile")
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call assert_fails('call writefile([], "Xfile", [])', 'E730:')
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call assert_false(filereadable("Xfile"))
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call delete("Xfile")
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call assert_fails('call writefile([], [])', 'E730:')
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endfunc
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func Test_writefile_fails_conversion()
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if !has('iconv') || has('sun')
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return
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endif
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" Without a backup file the write won't happen if there is a conversion
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" error.
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set nobackup nowritebackup backupdir=. backupskip=
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new
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let contents = ["line one", "line two"]
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call writefile(contents, 'Xfile')
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edit Xfile
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call setline(1, ["first line", "cannot convert \u010b", "third line"])
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call assert_fails('write ++enc=cp932', 'E513:')
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call assert_equal(contents, readfile('Xfile'))
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" With 'backupcopy' set, if there is a conversion error, the backup file is
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" still created.
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set backupcopy=yes writebackup& backup&
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call delete('Xfile' .. &backupext)
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call assert_fails('write ++enc=cp932', 'E513:')
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call assert_equal(contents, readfile('Xfile'))
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call assert_equal(contents, readfile('Xfile' .. &backupext))
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set backupcopy&
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%bw!
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" Conversion error during write
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new
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call setline(1, ["\U10000000"])
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let output = execute('write! ++enc=utf-16 Xfile')
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call assert_match('CONVERSION ERROR', output)
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let output = execute('write! ++enc=ucs-2 Xfile')
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call assert_match('CONVERSION ERROR', output)
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call delete('Xfilz~')
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call delete('Xfily~')
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%bw!
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call delete('Xfile')
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call delete('Xfile' .. &backupext)
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bwipe!
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set backup& writebackup& backupdir&vim backupskip&vim
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endfunc
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func Test_writefile_fails_conversion2()
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if !has('iconv') || has('sun')
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return
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endif
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" With a backup file the write happens even if there is a conversion error,
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" but then the backup file must remain
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set nobackup writebackup backupdir=. backupskip=
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let contents = ["line one", "line two"]
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call writefile(contents, 'Xfile_conversion_err')
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edit Xfile_conversion_err
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call setline(1, ["first line", "cannot convert \u010b", "third line"])
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set fileencoding=latin1
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let output = execute('write')
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call assert_match('CONVERSION ERROR', output)
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call assert_equal(contents, readfile('Xfile_conversion_err~'))
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call delete('Xfile_conversion_err')
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call delete('Xfile_conversion_err~')
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bwipe!
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set backup& writebackup& backupdir&vim backupskip&vim
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endfunc
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func SetFlag(timer)
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let g:flag = 1
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endfunc
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func Test_write_quit_split()
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" Prevent exiting by splitting window on file write.
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augroup testgroup
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autocmd BufWritePre * split
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augroup END
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e! Xfile
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call setline(1, 'nothing')
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wq
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if has('timers')
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" timer will not run if "exiting" is still set
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let g:flag = 0
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call timer_start(1, 'SetFlag')
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sleep 50m
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call assert_equal(1, g:flag)
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unlet g:flag
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endif
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au! testgroup
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bwipe Xfile
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call delete('Xfile')
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endfunc
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func Test_nowrite_quit_split()
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" Prevent exiting by opening a help window.
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e! Xfile
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help
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wincmd w
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exe winnr() . 'q'
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if has('timers')
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" timer will not run if "exiting" is still set
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let g:flag = 0
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call timer_start(1, 'SetFlag')
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sleep 50m
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call assert_equal(1, g:flag)
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unlet g:flag
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endif
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bwipe Xfile
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endfunc
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func Test_writefile_sync_arg()
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" This doesn't check if fsync() works, only that the argument is accepted.
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call writefile(['one'], 'Xtest', 's')
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call writefile(['two'], 'Xtest', 'S')
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call delete('Xtest')
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endfunc
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func Test_writefile_sync_dev_stdout()
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CheckUnix
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if filewritable('/dev/stdout')
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" Just check that this doesn't cause an error.
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call writefile(['one'], '/dev/stdout', 's')
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else
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throw 'Skipped: /dev/stdout is not writable'
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endif
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endfunc
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func Test_writefile_autowrite()
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set autowrite
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new
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next Xa Xb Xc
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call setline(1, 'aaa')
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next
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call assert_equal(['aaa'], readfile('Xa'))
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call setline(1, 'bbb')
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call assert_fails('edit XX')
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call assert_false(filereadable('Xb'))
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set autowriteall
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edit XX
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call assert_equal(['bbb'], readfile('Xb'))
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bwipe!
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call delete('Xa')
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call delete('Xb')
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set noautowrite
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endfunc
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func Test_writefile_autowrite_nowrite()
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set autowrite
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new
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next Xa Xb Xc
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set buftype=nowrite
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call setline(1, 'aaa')
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let buf = bufnr('%')
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" buffer contents silently lost
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edit XX
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call assert_false(filereadable('Xa'))
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rewind
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call assert_equal('', getline(1))
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bwipe!
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set noautowrite
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endfunc
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" Test for ':w !<cmd>' to pipe lines from the current buffer to an external
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" command.
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func Test_write_pipe_to_cmd()
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CheckUnix
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new
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call setline(1, ['L1', 'L2', 'L3', 'L4'])
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2,3w !cat > Xfile
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call assert_equal(['L2', 'L3'], readfile('Xfile'))
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close!
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call delete('Xfile')
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endfunc
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" Test for :saveas
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func Test_saveas()
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call assert_fails('saveas', 'E471:')
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call writefile(['L1'], 'Xfile')
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new Xfile
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new
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call setline(1, ['L1'])
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call assert_fails('saveas Xfile', 'E139:')
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close!
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enew | only
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call delete('Xfile')
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" :saveas should detect and set the file type.
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syntax on
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saveas! Xsaveas.pl
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call assert_equal('perl', &filetype)
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syntax off
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%bw!
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call delete('Xsaveas.pl')
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" :saveas fails for "nofile" buffer
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set buftype=nofile
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call assert_fails('saveas Xsafile', 'E676: No matching autocommands for buftype=nofile buffer')
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bwipe!
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endfunc
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func Test_write_errors()
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" Test for writing partial buffer
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call writefile(['L1', 'L2', 'L3'], 'Xfile')
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new Xfile
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call assert_fails('1,2write', 'E140:')
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close!
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call assert_fails('w > Xtest', 'E494:')
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" Try to overwrite a directory
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if has('unix')
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call mkdir('Xdir1')
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call assert_fails('write Xdir1', 'E17:')
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call delete('Xdir1', 'd')
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endif
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" Test for :wall for a buffer with no name
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enew | only
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call setline(1, ['L1'])
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call assert_fails('wall', 'E141:')
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enew!
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" Test for writing a 'readonly' file
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new Xfile
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set readonly
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call assert_fails('write', 'E45:')
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close
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" Test for writing to a read-only file
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new Xfile
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call setfperm('Xfile', 'r--r--r--')
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call assert_fails('write', 'E505:')
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call setfperm('Xfile', 'rw-rw-rw-')
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close
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call delete('Xfile')
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" Nvim treats NULL list/blob more like empty list/blob
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" call writefile(v:_null_list, 'Xfile')
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" call assert_false(filereadable('Xfile'))
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" call writefile(v:_null_blob, 'Xfile')
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" call assert_false(filereadable('Xfile'))
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call assert_fails('call writefile([], "")', 'E482:')
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" very long file name
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let long_fname = repeat('n', 5000)
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call assert_fails('exe "w " .. long_fname', 'E75:')
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call assert_fails('call writefile([], long_fname)', 'E482:')
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" Test for writing to a block device on Unix-like systems
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if has('unix') && getfperm('/dev/loop0') != ''
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\ && getftype('/dev/loop0') == 'bdev' && !IsRoot()
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new
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edit /dev/loop0
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call assert_fails('write', 'E503: ')
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call assert_fails('write!', 'E503: ')
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close!
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endif
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endfunc
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" Test for writing to a file which is modified after Vim read it
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func Test_write_file_mtime()
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CheckEnglish
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CheckRunVimInTerminal
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" First read the file into a buffer
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call writefile(["Line1", "Line2"], 'Xfile')
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let old_ftime = getftime('Xfile')
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let buf = RunVimInTerminal('Xfile', #{rows : 10})
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call term_wait(buf)
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call term_sendkeys(buf, ":set noswapfile\<CR>")
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call term_wait(buf)
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" Modify the file directly. Make sure the file modification time is
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" different. Note that on Linux/Unix, the file is considered modified
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" outside, only if the difference is 2 seconds or more
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sleep 1
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call writefile(["Line3", "Line4"], 'Xfile')
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let new_ftime = getftime('Xfile')
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while new_ftime - old_ftime < 2
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sleep 100m
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call writefile(["Line3", "Line4"], 'Xfile')
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let new_ftime = getftime('Xfile')
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endwhile
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" Try to overwrite the file and check for the prompt
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call term_sendkeys(buf, ":w\<CR>")
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call term_wait(buf)
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call WaitForAssert({-> assert_equal("WARNING: The file has been changed since reading it!!!", term_getline(buf, 9))})
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call assert_equal("Do you really want to write to it (y/n)?",
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\ term_getline(buf, 10))
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call term_sendkeys(buf, "n\<CR>")
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call term_wait(buf)
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call assert_equal(new_ftime, getftime('Xfile'))
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call term_sendkeys(buf, ":w\<CR>")
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call term_wait(buf)
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call term_sendkeys(buf, "y\<CR>")
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call term_wait(buf)
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call WaitForAssert({-> assert_equal('Line2', readfile('Xfile')[1])})
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" clean up
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call StopVimInTerminal(buf)
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call delete('Xfile')
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endfunc
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" Test for an autocmd unloading a buffer during a write command
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func Test_write_autocmd_unloadbuf_lockmark()
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augroup WriteTest
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autocmd BufWritePre Xfile enew | write
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augroup END
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e Xfile
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call assert_fails('lockmarks write', ['E32', 'E203:'])
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augroup WriteTest
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au!
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augroup END
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augroup! WriteTest
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endfunc
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" Test for writing a buffer with 'acwrite' but without autocmds
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func Test_write_acwrite_error()
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new Xfile
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call setline(1, ['line1', 'line2', 'line3'])
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set buftype=acwrite
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call assert_fails('write', 'E676:')
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call assert_fails('1,2write!', 'E676:')
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call assert_fails('w >>', 'E676:')
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close!
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endfunc
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" Test for adding and removing lines from an autocmd when writing a buffer
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func Test_write_autocmd_add_remove_lines()
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new Xfile
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call setline(1, ['aaa', 'bbb', 'ccc', 'ddd'])
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" Autocmd deleting lines from the file when writing a partial file
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augroup WriteTest2
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au!
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autocmd FileWritePre Xfile 1,2d
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augroup END
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call assert_fails('2,3w!', 'E204:')
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" Autocmd adding lines to a file when writing a partial file
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augroup WriteTest2
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au!
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autocmd FileWritePre Xfile call append(0, ['xxx', 'yyy'])
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augroup END
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%d
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call setline(1, ['aaa', 'bbb', 'ccc', 'ddd'])
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1,2w!
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call assert_equal(['xxx', 'yyy', 'aaa', 'bbb'], readfile('Xfile'))
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" Autocmd deleting lines from the file when writing the whole file
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augroup WriteTest2
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au!
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autocmd BufWritePre Xfile 1,2d
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augroup END
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%d
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call setline(1, ['aaa', 'bbb', 'ccc', 'ddd'])
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w
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call assert_equal(['ccc', 'ddd'], readfile('Xfile'))
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augroup WriteTest2
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au!
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augroup END
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augroup! WriteTest2
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close!
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call delete('Xfile')
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endfunc
|
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|
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" Test for writing to a readonly file
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func Test_write_readonly()
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call writefile([], 'Xfile')
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call setfperm('Xfile', "r--------")
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edit Xfile
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set noreadonly backupskip=
|
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call assert_fails('write', 'E505:')
|
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let save_cpo = &cpo
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set cpo+=W
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call assert_fails('write!', 'E504:')
|
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let &cpo = save_cpo
|
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call setline(1, ['line1'])
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write!
|
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call assert_equal(['line1'], readfile('Xfile'))
|
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|
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" Auto-saving a readonly file should fail with 'autowriteall'
|
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%bw!
|
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e Xfile
|
||
set noreadonly autowriteall
|
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call setline(1, ['aaaa'])
|
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call assert_fails('n', 'E505:')
|
||
set cpo+=W
|
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call assert_fails('n', 'E504:')
|
||
set cpo-=W
|
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set autowriteall&
|
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|
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set backupskip&
|
||
call delete('Xfile')
|
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%bw!
|
||
endfunc
|
||
|
||
" Test for 'patchmode'
|
||
func Test_patchmode()
|
||
call writefile(['one'], 'Xfile')
|
||
set patchmode=.orig nobackup backupskip= writebackup
|
||
new Xfile
|
||
call setline(1, 'two')
|
||
" first write should create the .orig file
|
||
write
|
||
call assert_equal(['one'], readfile('Xfile.orig'))
|
||
call setline(1, 'three')
|
||
" subsequent writes should not create/modify the .orig file
|
||
write
|
||
call assert_equal(['one'], readfile('Xfile.orig'))
|
||
|
||
" use 'patchmode' with 'nobackup' and 'nowritebackup' to create an empty
|
||
" original file
|
||
call delete('Xfile')
|
||
call delete('Xfile.orig')
|
||
%bw!
|
||
set patchmode=.orig nobackup nowritebackup
|
||
edit Xfile
|
||
call setline(1, ['xxx'])
|
||
write
|
||
call assert_equal(['xxx'], readfile('Xfile'))
|
||
call assert_equal([], readfile('Xfile.orig'))
|
||
|
||
set patchmode& backup& backupskip& writebackup&
|
||
call delete('Xfile')
|
||
call delete('Xfile.orig')
|
||
endfunc
|
||
|
||
" Test for writing to a file in a readonly directory
|
||
" NOTE: if you run tests as root this will fail. Don't run tests as root!
|
||
func Test_write_readonly_dir()
|
||
" On MS-Windows, modifying files in a read-only directory is allowed.
|
||
CheckUnix
|
||
" Root can do it too.
|
||
CheckNotRoot
|
||
|
||
call mkdir('Xdir/')
|
||
call writefile(['one'], 'Xdir/Xfile1')
|
||
call setfperm('Xdir', 'r-xr--r--')
|
||
" try to create a new file in the directory
|
||
new Xdir/Xfile2
|
||
call setline(1, 'two')
|
||
call assert_fails('write', 'E212:')
|
||
" try to create a backup file in the directory
|
||
edit! Xdir/Xfile1
|
||
set backupdir=./Xdir backupskip=
|
||
set patchmode=.orig
|
||
call assert_fails('write', 'E509:')
|
||
call setfperm('Xdir', 'rwxr--r--')
|
||
call delete('Xdir', 'rf')
|
||
set backupdir& backupskip& patchmode&
|
||
endfunc
|
||
|
||
" Test for writing a file using invalid file encoding
|
||
func Test_write_invalid_encoding()
|
||
new
|
||
call setline(1, 'abc')
|
||
call assert_fails('write ++enc=axbyc Xfile', 'E213:')
|
||
close!
|
||
endfunc
|
||
|
||
" Tests for reading and writing files with conversion for Win32.
|
||
func Test_write_file_encoding()
|
||
throw 'Skipped: Nvim does not support encoding=latin1'
|
||
CheckMSWindows
|
||
let save_encoding = &encoding
|
||
let save_fileencodings = &fileencodings
|
||
set encoding=latin1 fileencodings&
|
||
let text =<< trim END
|
||
1 utf-8 text: Для Vim version 6.2. Последнее изменение: 1970 Jan 01
|
||
2 cp1251 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
3 cp866 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><E1ABA5><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
END
|
||
call writefile(text, 'Xfile')
|
||
edit Xfile
|
||
|
||
" write tests:
|
||
" combine three values for 'encoding' with three values for 'fileencoding'
|
||
" also write files for read tests
|
||
call cursor(1, 1)
|
||
set encoding=utf-8
|
||
.w! ++enc=utf-8 Xtest
|
||
.w ++enc=cp1251 >> Xtest
|
||
.w ++enc=cp866 >> Xtest
|
||
.w! ++enc=utf-8 Xutf8
|
||
let expected =<< trim END
|
||
1 utf-8 text: Для Vim version 6.2. Последнее изменение: 1970 Jan 01
|
||
1 utf-8 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
1 utf-8 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><E1ABA5><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
END
|
||
call assert_equal(expected, readfile('Xtest'))
|
||
|
||
call cursor(2, 1)
|
||
set encoding=cp1251
|
||
.w! ++enc=utf-8 Xtest
|
||
.w ++enc=cp1251 >> Xtest
|
||
.w ++enc=cp866 >> Xtest
|
||
.w! ++enc=cp1251 Xcp1251
|
||
let expected =<< trim END
|
||
2 cp1251 text: Для Vim version 6.2. Последнее изменение: 1970 Jan 01
|
||
2 cp1251 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
2 cp1251 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><E1ABA5><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
END
|
||
call assert_equal(expected, readfile('Xtest'))
|
||
|
||
call cursor(3, 1)
|
||
set encoding=cp866
|
||
.w! ++enc=utf-8 Xtest
|
||
.w ++enc=cp1251 >> Xtest
|
||
.w ++enc=cp866 >> Xtest
|
||
.w! ++enc=cp866 Xcp866
|
||
let expected =<< trim END
|
||
3 cp866 text: Для Vim version 6.2. Последнее изменение: 1970 Jan 01
|
||
3 cp866 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
3 cp866 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><E1ABA5><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
END
|
||
call assert_equal(expected, readfile('Xtest'))
|
||
|
||
" read three 'fileencoding's with utf-8 'encoding'
|
||
set encoding=utf-8 fencs=utf-8,cp1251
|
||
e Xutf8
|
||
.w! ++enc=utf-8 Xtest
|
||
e Xcp1251
|
||
.w ++enc=utf-8 >> Xtest
|
||
set fencs=utf-8,cp866
|
||
e Xcp866
|
||
.w ++enc=utf-8 >> Xtest
|
||
let expected =<< trim END
|
||
1 utf-8 text: Для Vim version 6.2. Последнее изменение: 1970 Jan 01
|
||
2 cp1251 text: Для Vim version 6.2. Последнее изменение: 1970 Jan 01
|
||
3 cp866 text: Для Vim version 6.2. Последнее изменение: 1970 Jan 01
|
||
END
|
||
call assert_equal(expected, readfile('Xtest'))
|
||
|
||
" read three 'fileencoding's with cp1251 'encoding'
|
||
set encoding=utf-8 fencs=utf-8,cp1251
|
||
e Xutf8
|
||
.w! ++enc=cp1251 Xtest
|
||
e Xcp1251
|
||
.w ++enc=cp1251 >> Xtest
|
||
set fencs=utf-8,cp866
|
||
e Xcp866
|
||
.w ++enc=cp1251 >> Xtest
|
||
let expected =<< trim END
|
||
1 utf-8 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
2 cp1251 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
3 cp866 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
END
|
||
call assert_equal(expected, readfile('Xtest'))
|
||
|
||
" read three 'fileencoding's with cp866 'encoding'
|
||
set encoding=cp866 fencs=utf-8,cp1251
|
||
e Xutf8
|
||
.w! ++enc=cp866 Xtest
|
||
e Xcp1251
|
||
.w ++enc=cp866 >> Xtest
|
||
set fencs=utf-8,cp866
|
||
e Xcp866
|
||
.w ++enc=cp866 >> Xtest
|
||
let expected =<< trim END
|
||
1 utf-8 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><E1ABA5><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
2 cp1251 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><E1ABA5><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
3 cp866 text: <20><><EFBFBD> Vim version 6.2. <20><><EFBFBD><E1ABA5><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 1970 Jan 01
|
||
END
|
||
call assert_equal(expected, readfile('Xtest'))
|
||
|
||
call delete('Xfile')
|
||
call delete('Xtest')
|
||
call delete('Xutf8')
|
||
call delete('Xcp1251')
|
||
call delete('Xcp866')
|
||
let &encoding = save_encoding
|
||
let &fileencodings = save_fileencodings
|
||
%bw!
|
||
endfunc
|
||
|
||
" Test for writing and reading a file starting with a BOM.
|
||
" Byte Order Mark (BOM) character for various encodings is below:
|
||
" UTF-8 : EF BB BF
|
||
" UTF-16 (BE): FE FF
|
||
" UTF-16 (LE): FF FE
|
||
" UTF-32 (BE): 00 00 FE FF
|
||
" UTF-32 (LE): FF FE 00 00
|
||
func Test_readwrite_file_with_bom()
|
||
let utf8_bom = "\xEF\xBB\xBF"
|
||
let utf16be_bom = "\xFE\xFF"
|
||
let utf16le_bom = "\xFF\xFE"
|
||
let utf32be_bom = "\n\n\xFE\xFF"
|
||
let utf32le_bom = "\xFF\xFE\n\n"
|
||
let save_fileencoding = &fileencoding
|
||
set cpoptions+=S
|
||
|
||
" Check that editing a latin1 file doesn't see a BOM
|
||
call writefile(["\xFE\xFElatin-1"], 'Xtest1')
|
||
edit Xtest1
|
||
call assert_equal('latin1', &fileencoding)
|
||
call assert_equal(0, &bomb)
|
||
set fenc=latin1
|
||
write Xfile2
|
||
call assert_equal(["\xFE\xFElatin-1", ''], readfile('Xfile2', 'b'))
|
||
set bomb fenc=latin1
|
||
write Xtest3
|
||
call assert_equal(["\xFE\xFElatin-1", ''], readfile('Xtest3', 'b'))
|
||
set bomb&
|
||
|
||
" Check utf-8 BOM
|
||
%bw!
|
||
call writefile([utf8_bom .. "utf-8"], 'Xtest1')
|
||
edit! Xtest1
|
||
call assert_equal('utf-8', &fileencoding)
|
||
call assert_equal(1, &bomb)
|
||
call assert_equal('utf-8', getline(1))
|
||
set fenc=latin1
|
||
write! Xfile2
|
||
call assert_equal(['utf-8', ''], readfile('Xfile2', 'b'))
|
||
set fenc=utf-8
|
||
w! Xtest3
|
||
call assert_equal([utf8_bom .. "utf-8", ''], readfile('Xtest3', 'b'))
|
||
|
||
" Check utf-8 with an error (will fall back to latin-1)
|
||
%bw!
|
||
call writefile([utf8_bom .. "utf-8\x80err"], 'Xtest1')
|
||
edit! Xtest1
|
||
call assert_equal('latin1', &fileencoding)
|
||
call assert_equal(0, &bomb)
|
||
call assert_equal("\xC3\xAF\xC2\xBB\xC2\xBFutf-8\xC2\x80err", getline(1))
|
||
set fenc=latin1
|
||
write! Xfile2
|
||
call assert_equal([utf8_bom .. "utf-8\x80err", ''], readfile('Xfile2', 'b'))
|
||
set fenc=utf-8
|
||
w! Xtest3
|
||
call assert_equal(["\xC3\xAF\xC2\xBB\xC2\xBFutf-8\xC2\x80err", ''],
|
||
\ readfile('Xtest3', 'b'))
|
||
|
||
" Check ucs-2 BOM
|
||
%bw!
|
||
call writefile([utf16be_bom .. "\nu\nc\ns\n-\n2\n"], 'Xtest1')
|
||
edit! Xtest1
|
||
call assert_equal('utf-16', &fileencoding)
|
||
call assert_equal(1, &bomb)
|
||
call assert_equal('ucs-2', getline(1))
|
||
set fenc=latin1
|
||
write! Xfile2
|
||
call assert_equal(["ucs-2", ''], readfile('Xfile2', 'b'))
|
||
set fenc=ucs-2
|
||
w! Xtest3
|
||
call assert_equal([utf16be_bom .. "\nu\nc\ns\n-\n2\n", ''],
|
||
\ readfile('Xtest3', 'b'))
|
||
|
||
" Check ucs-2le BOM
|
||
%bw!
|
||
call writefile([utf16le_bom .. "u\nc\ns\n-\n2\nl\ne\n"], 'Xtest1')
|
||
" Need to add a NUL byte after the NL byte
|
||
call writefile(0z00, 'Xtest1', 'a')
|
||
edit! Xtest1
|
||
call assert_equal('utf-16le', &fileencoding)
|
||
call assert_equal(1, &bomb)
|
||
call assert_equal('ucs-2le', getline(1))
|
||
set fenc=latin1
|
||
write! Xfile2
|
||
call assert_equal(["ucs-2le", ''], readfile('Xfile2', 'b'))
|
||
set fenc=ucs-2le
|
||
w! Xtest3
|
||
call assert_equal([utf16le_bom .. "u\nc\ns\n-\n2\nl\ne\n", "\n"],
|
||
\ readfile('Xtest3', 'b'))
|
||
|
||
" Check ucs-4 BOM
|
||
%bw!
|
||
call writefile([utf32be_bom .. "\n\n\nu\n\n\nc\n\n\ns\n\n\n-\n\n\n4\n\n\n"], 'Xtest1')
|
||
edit! Xtest1
|
||
call assert_equal('ucs-4', &fileencoding)
|
||
call assert_equal(1, &bomb)
|
||
call assert_equal('ucs-4', getline(1))
|
||
set fenc=latin1
|
||
write! Xfile2
|
||
call assert_equal(["ucs-4", ''], readfile('Xfile2', 'b'))
|
||
set fenc=ucs-4
|
||
w! Xtest3
|
||
call assert_equal([utf32be_bom .. "\n\n\nu\n\n\nc\n\n\ns\n\n\n-\n\n\n4\n\n\n", ''], readfile('Xtest3', 'b'))
|
||
|
||
" Check ucs-4le BOM
|
||
%bw!
|
||
call writefile([utf32le_bom .. "u\n\n\nc\n\n\ns\n\n\n-\n\n\n4\n\n\nl\n\n\ne\n\n\n"], 'Xtest1')
|
||
" Need to add three NUL bytes after the NL byte
|
||
call writefile(0z000000, 'Xtest1', 'a')
|
||
edit! Xtest1
|
||
call assert_equal('ucs-4le', &fileencoding)
|
||
call assert_equal(1, &bomb)
|
||
call assert_equal('ucs-4le', getline(1))
|
||
set fenc=latin1
|
||
write! Xfile2
|
||
call assert_equal(["ucs-4le", ''], readfile('Xfile2', 'b'))
|
||
set fenc=ucs-4le
|
||
w! Xtest3
|
||
call assert_equal([utf32le_bom .. "u\n\n\nc\n\n\ns\n\n\n-\n\n\n4\n\n\nl\n\n\ne\n\n\n", "\n\n\n"], readfile('Xtest3', 'b'))
|
||
|
||
set cpoptions-=S
|
||
let &fileencoding = save_fileencoding
|
||
call delete('Xtest1')
|
||
call delete('Xfile2')
|
||
call delete('Xtest3')
|
||
%bw!
|
||
endfunc
|
||
|
||
func Test_read_write_bin()
|
||
" write file missing EOL
|
||
call writefile(['noeol'], "XNoEolSetEol", 'bS')
|
||
call assert_equal(0z6E6F656F6C, readfile('XNoEolSetEol', 'B'))
|
||
|
||
" when file is read 'eol' is off
|
||
set nofixeol
|
||
e! ++ff=unix XNoEolSetEol
|
||
call assert_equal(0, &eol)
|
||
|
||
" writing with 'eol' set adds the newline
|
||
setlocal eol
|
||
w
|
||
call assert_equal(0z6E6F656F6C0A, readfile('XNoEolSetEol', 'B'))
|
||
|
||
call delete('XNoEolSetEol')
|
||
set ff& fixeol&
|
||
bwipe! XNoEolSetEol
|
||
endfunc
|
||
|
||
" Test for the 'backupcopy' option when writing files
|
||
func Test_backupcopy()
|
||
CheckUnix
|
||
set backupskip=
|
||
" With the default 'backupcopy' setting, saving a symbolic link file
|
||
" should not break the link.
|
||
set backupcopy&
|
||
call writefile(['1111'], 'Xfile1')
|
||
silent !ln -s Xfile1 Xfile2
|
||
new Xfile2
|
||
call setline(1, ['2222'])
|
||
write
|
||
close
|
||
call assert_equal(['2222'], readfile('Xfile1'))
|
||
call assert_equal('Xfile1', resolve('Xfile2'))
|
||
call assert_equal('link', getftype('Xfile2'))
|
||
call delete('Xfile1')
|
||
call delete('Xfile2')
|
||
|
||
" With the 'backupcopy' set to 'breaksymlink', saving a symbolic link file
|
||
" should break the link.
|
||
set backupcopy=yes,breaksymlink
|
||
call writefile(['1111'], 'Xfile1')
|
||
silent !ln -s Xfile1 Xfile2
|
||
new Xfile2
|
||
call setline(1, ['2222'])
|
||
write
|
||
close
|
||
call assert_equal(['1111'], readfile('Xfile1'))
|
||
call assert_equal(['2222'], readfile('Xfile2'))
|
||
call assert_equal('Xfile2', resolve('Xfile2'))
|
||
call assert_equal('file', getftype('Xfile2'))
|
||
call delete('Xfile1')
|
||
call delete('Xfile2')
|
||
set backupcopy&
|
||
|
||
" With the default 'backupcopy' setting, saving a hard link file
|
||
" should not break the link.
|
||
set backupcopy&
|
||
call writefile(['1111'], 'Xfile1')
|
||
silent !ln Xfile1 Xfile2
|
||
new Xfile2
|
||
call setline(1, ['2222'])
|
||
write
|
||
close
|
||
call assert_equal(['2222'], readfile('Xfile1'))
|
||
call delete('Xfile1')
|
||
call delete('Xfile2')
|
||
|
||
" With the 'backupcopy' set to 'breaksymlink', saving a hard link file
|
||
" should break the link.
|
||
set backupcopy=yes,breakhardlink
|
||
call writefile(['1111'], 'Xfile1')
|
||
silent !ln Xfile1 Xfile2
|
||
new Xfile2
|
||
call setline(1, ['2222'])
|
||
write
|
||
call assert_equal(['1111'], readfile('Xfile1'))
|
||
call assert_equal(['2222'], readfile('Xfile2'))
|
||
call delete('Xfile1')
|
||
call delete('Xfile2')
|
||
|
||
" If a backup file is already present, then a slightly modified filename
|
||
" should be used as the backup file. Try with 'backupcopy' set to 'yes' and
|
||
" 'no'.
|
||
%bw
|
||
call writefile(['aaaa'], 'Xfile')
|
||
call writefile(['bbbb'], 'Xfile.bak')
|
||
set backupcopy=yes backupext=.bak
|
||
new Xfile
|
||
call setline(1, ['cccc'])
|
||
write
|
||
close
|
||
call assert_equal(['cccc'], readfile('Xfile'))
|
||
call assert_equal(['bbbb'], readfile('Xfile.bak'))
|
||
set backupcopy=no backupext=.bak
|
||
new Xfile
|
||
call setline(1, ['dddd'])
|
||
write
|
||
close
|
||
call assert_equal(['dddd'], readfile('Xfile'))
|
||
call assert_equal(['bbbb'], readfile('Xfile.bak'))
|
||
call delete('Xfile')
|
||
call delete('Xfile.bak')
|
||
|
||
" Write to a device file (in Unix-like systems) which cannot be backed up.
|
||
if has('unix')
|
||
set writebackup backupcopy=yes nobackup
|
||
new
|
||
call setline(1, ['aaaa'])
|
||
let output = execute('write! /dev/null')
|
||
call assert_match('"/dev/null" \[Device]', output)
|
||
close
|
||
set writebackup backupcopy=no nobackup
|
||
new
|
||
call setline(1, ['aaaa'])
|
||
let output = execute('write! /dev/null')
|
||
call assert_match('"/dev/null" \[Device]', output)
|
||
close
|
||
set backup writebackup& backupcopy&
|
||
new
|
||
call setline(1, ['aaaa'])
|
||
let output = execute('write! /dev/null')
|
||
call assert_match('"/dev/null" \[Device]', output)
|
||
close
|
||
endif
|
||
|
||
set backupcopy& backupskip& backupext& backup&
|
||
endfunc
|
||
|
||
" Test for writing a file with 'encoding' set to 'utf-16'
|
||
func Test_write_utf16()
|
||
new
|
||
call setline(1, ["\U00010001"])
|
||
write ++enc=utf-16 Xfile
|
||
bw!
|
||
call assert_equal(0zD800DC01, readfile('Xfile', 'B')[0:3])
|
||
call delete('Xfile')
|
||
endfunc
|
||
|
||
" Test for trying to save a backup file when the backup file is a symbolic
|
||
" link to the original file. The backup file should not be modified.
|
||
func Test_write_backup_symlink()
|
||
CheckUnix
|
||
call mkdir('Xbackup')
|
||
let save_backupdir = &backupdir
|
||
set backupdir=.,./Xbackup
|
||
call writefile(['1111'], 'Xfile')
|
||
silent !ln -s Xfile Xfile.bak
|
||
|
||
new Xfile
|
||
set backup backupcopy=yes backupext=.bak
|
||
write
|
||
call assert_equal('link', getftype('Xfile.bak'))
|
||
call assert_equal('Xfile', resolve('Xfile.bak'))
|
||
" backup file should be created in the 'backup' directory
|
||
if !has('bsd')
|
||
" This check fails on FreeBSD
|
||
call assert_true(filereadable('./Xbackup/Xfile.bak'))
|
||
endif
|
||
set backup& backupcopy& backupext&
|
||
%bw
|
||
|
||
call delete('Xfile')
|
||
call delete('Xfile.bak')
|
||
call delete('Xbackup', 'rf')
|
||
let &backupdir = save_backupdir
|
||
endfunc
|
||
|
||
" Test for ':write ++bin' and ':write ++nobin'
|
||
func Test_write_binary_file()
|
||
" create a file without an eol/eof character
|
||
call writefile(0z616161, 'Xfile1', 'b')
|
||
new Xfile1
|
||
write ++bin Xfile2
|
||
write ++nobin Xfile3
|
||
call assert_equal(0z616161, readblob('Xfile2'))
|
||
if has('win32')
|
||
call assert_equal(0z6161610D.0A, readblob('Xfile3'))
|
||
else
|
||
call assert_equal(0z6161610A, readblob('Xfile3'))
|
||
endif
|
||
call delete('Xfile1')
|
||
call delete('Xfile2')
|
||
call delete('Xfile3')
|
||
endfunc
|
||
|
||
" Check that buffer is written before triggering QuitPre
|
||
func Test_wq_quitpre_autocommand()
|
||
edit Xsomefile
|
||
call setline(1, 'hello')
|
||
split
|
||
let g:seq = []
|
||
augroup Testing
|
||
au QuitPre * call add(g:seq, 'QuitPre - ' .. (&modified ? 'modified' : 'not modified'))
|
||
au BufWritePost * call add(g:seq, 'written')
|
||
augroup END
|
||
wq
|
||
call assert_equal(['written', 'QuitPre - not modified'], g:seq)
|
||
|
||
augroup Testing
|
||
au!
|
||
augroup END
|
||
bwipe!
|
||
unlet g:seq
|
||
call delete('Xsomefile')
|
||
endfunc
|
||
|
||
" vim: shiftwidth=2 sts=2 expandtab
|