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neovim/test/old/testdir/test_modeline.vim
zeertzjq 3075c69ff0
vim-patch:9.1.0831: 'findexpr' can't be used as lambad or Funcref (#31058) 
Problem:  'findexpr' can't be used for lambads
          (Justin Keyes)
Solution: Replace the findexpr option with the findfunc option
          (Yegappan Lakshmanan)

related: vim/vim#15905
closes: vim/vim#15976

a13f3a4f5d

Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
2024-11-03 10:06:41 +08:00

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" Tests for parsing the modeline.
source check.vim
func Test_modeline_invalid()
" This was reading allocated memory in the past.
call writefile(['vi:0', 'nothing'], 'Xmodeline')
let modeline = &modeline
set modeline
call assert_fails('split Xmodeline', 'E518:')
" Missing end colon (ignored).
call writefile(['// vim: set ts=2'], 'Xmodeline')
edit Xmodeline_version
call assert_equal(8, &ts)
bwipe!
" Missing colon at beginning (ignored).
call writefile(['// vim set ts=2:'], 'Xmodeline')
edit Xmodeline_version
call assert_equal(8, &ts)
bwipe!
" Missing space after vim (ignored).
call writefile(['// vim:ts=2:'], 'Xmodeline')
edit Xmodeline_version
call assert_equal(8, &ts)
bwipe!
let &modeline = modeline
bwipe!
call delete('Xmodeline')
endfunc
func Test_modeline_filetype()
call writefile(['vim: set ft=c :', 'nothing'], 'Xmodeline_filetype')
let modeline = &modeline
set modeline
filetype plugin on
split Xmodeline_filetype
call assert_equal("c", &filetype)
call assert_equal(1, b:did_ftplugin)
call assert_equal("ccomplete#Complete", &ofu)
bwipe!
call delete('Xmodeline_filetype')
let &modeline = modeline
filetype plugin off
endfunc
func Test_modeline_syntax()
call writefile(['vim: set syn=c :', 'nothing'], 'Xmodeline_syntax')
let modeline = &modeline
set modeline
syntax enable
split Xmodeline_syntax
call assert_equal("c", &syntax)
call assert_equal("c", b:current_syntax)
bwipe!
call delete('Xmodeline_syntax')
let &modeline = modeline
syntax off
endfunc
func Test_modeline_keymap()
if !has('keymap')
return
endif
call writefile(['vim: set keymap=greek :', 'nothing'], 'Xmodeline_keymap')
let modeline = &modeline
set modeline
split Xmodeline_keymap
call assert_equal("greek", &keymap)
call assert_match('greek\|grk', b:keymap_name)
bwipe!
call delete('Xmodeline_keymap')
let &modeline = modeline
set keymap= iminsert=0 imsearch=-1
endfunc
func Test_modeline_version()
let modeline = &modeline
set modeline
" Test with vim:{vers}: (version {vers} or later).
call writefile(['// vim' .. v:version .. ': ts=2:'], 'Xmodeline_version')
edit Xmodeline_version
call assert_equal(2, &ts)
bwipe!
call writefile(['// vim' .. (v:version - 100) .. ': ts=2:'], 'Xmodeline_version')
edit Xmodeline_version
call assert_equal(2, &ts)
bwipe!
call writefile(['// vim' .. (v:version + 100) .. ': ts=2:'], 'Xmodeline_version')
edit Xmodeline_version
call assert_equal(8, &ts)
bw!
" Test with vim>{vers}: (version after {vers}).
call writefile(['// vim>' .. v:version .. ': ts=2:'], 'Xmodeline_version')
edit Xmodeline_version
call assert_equal(8, &ts)
bwipe!
call writefile(['// vim>' .. (v:version - 100) .. ': ts=2:'], 'Xmodeline_version')
edit Xmodeline_version
call assert_equal(2, &ts)
bwipe!
call writefile(['// vim>' .. (v:version + 100) .. ': ts=2:'], 'Xmodeline_version')
edit Xmodeline_version
call assert_equal(8, &ts)
bwipe!
" Test with vim<{vers}: (version before {vers}).
call writefile(['// vim<' .. v:version .. ': ts=2:'], 'Xmodeline_version')
edit Xmodeline_version
call assert_equal(8, &ts)
bwipe!
call writefile(['// vim<' .. (v:version - 100) .. ': ts=2:'], 'Xmodeline_version')
edit Xmodeline_version
call assert_equal(8, &ts)
bwipe!
call writefile(['// vim<' .. (v:version + 100) .. ': ts=2:'], 'Xmodeline_version')
edit Xmodeline_version
call assert_equal(2, &ts)
bwipe!
" Test with vim={vers}: (version {vers} only).
call writefile(['// vim=' .. v:version .. ': ts=2:'], 'Xmodeline_version')
edit Xmodeline_version
call assert_equal(2, &ts)
bwipe!
call writefile(['// vim=' .. (v:version - 100) .. ': ts=2:'], 'Xmodeline_version')
edit Xmodeline_version
call assert_equal(8, &ts)
bwipe!
call writefile(['// vim=' .. (v:version + 100) .. ': ts=2:'], 'Xmodeline_version')
edit Xmodeline_version
call assert_equal(8, &ts)
bwipe!
let &modeline = modeline
call delete('Xmodeline_version')
endfunc
func Test_modeline_colon()
let modeline = &modeline
set modeline
call writefile(['// vim: set showbreak=\: ts=2: sw=2'], 'Xmodeline_colon')
edit Xmodeline_colon
" backlash colon should become colon.
call assert_equal(':', &showbreak)
" 'ts' should be set.
" 'sw' should be ignored because it is after the end colon.
call assert_equal(2, &ts)
call assert_equal(8, &sw)
let &modeline = modeline
call delete('Xmodeline_colon')
endfunc
func s:modeline_fails(what, text, error)
" Don't use CheckOption(), it would skip the whole test
" just for a single un-supported option
if !exists('+' .. a:what)
return
endif
let fname = "Xmodeline_fails_" . a:what
call writefile(['vim: set ' . a:text . ' :', 'nothing'], fname)
let modeline = &modeline
set modeline
filetype plugin on
syntax enable
call assert_fails('split ' . fname, a:error)
call assert_equal("", &filetype)
call assert_equal("", &syntax)
bwipe!
call delete(fname)
let &modeline = modeline
filetype plugin off
syntax off
endfunc
func Test_modeline_filetype_fails()
call s:modeline_fails('filetype', 'ft=evil$CMD', 'E474:')
endfunc
func Test_modeline_syntax_fails()
call s:modeline_fails('syntax', 'syn=evil$CMD', 'E474:')
endfunc
func Test_modeline_keymap_fails()
call s:modeline_fails('keymap', 'keymap=evil$CMD', 'E474:')
endfunc
func Test_modeline_fails_always()
call s:modeline_fails('backupdir', 'backupdir=Something()', 'E520:')
call s:modeline_fails('cdpath', 'cdpath=Something()', 'E520:')
call s:modeline_fails('charconvert', 'charconvert=Something()', 'E520:')
call s:modeline_fails('completefunc', 'completefunc=Something()', 'E520:')
call s:modeline_fails('cscopeprg', 'cscopeprg=Something()', 'E520:')
call s:modeline_fails('diffexpr', 'diffexpr=Something()', 'E520:')
call s:modeline_fails('directory', 'directory=Something()', 'E520:')
call s:modeline_fails('equalprg', 'equalprg=Something()', 'E520:')
call s:modeline_fails('errorfile', 'errorfile=Something()', 'E520:')
call s:modeline_fails('exrc', 'exrc=Something()', 'E520:')
call s:modeline_fails('findfunc', 'findfunc=Something', 'E520:')
call s:modeline_fails('formatprg', 'formatprg=Something()', 'E520:')
call s:modeline_fails('fsync', 'fsync=Something()', 'E520:')
call s:modeline_fails('grepprg', 'grepprg=Something()', 'E520:')
call s:modeline_fails('helpfile', 'helpfile=Something()', 'E520:')
call s:modeline_fails('imactivatefunc', 'imactivatefunc=Something()', 'E520:')
call s:modeline_fails('imstatusfunc', 'imstatusfunc=Something()', 'E520:')
call s:modeline_fails('imstyle', 'imstyle=Something()', 'E520:')
call s:modeline_fails('keywordprg', 'keywordprg=Something()', 'E520:')
call s:modeline_fails('langmap', 'langmap=Something()', 'E520:')
call s:modeline_fails('luadll', 'luadll=Something()', 'E520:')
call s:modeline_fails('makeef', 'makeef=Something()', 'E520:')
call s:modeline_fails('makeprg', 'makeprg=Something()', 'E520:')
call s:modeline_fails('mkspellmem', 'mkspellmem=Something()', 'E520:')
call s:modeline_fails('mzschemedll', 'mzschemedll=Something()', 'E520:')
call s:modeline_fails('mzschemegcdll', 'mzschemegcdll=Something()', 'E520:')
call s:modeline_fails('modelineexpr', 'modelineexpr', 'E520:')
call s:modeline_fails('omnifunc', 'omnifunc=Something()', 'E520:')
call s:modeline_fails('operatorfunc', 'operatorfunc=Something()', 'E520:')
call s:modeline_fails('perldll', 'perldll=Something()', 'E520:')
call s:modeline_fails('printdevice', 'printdevice=Something()', 'E520:')
call s:modeline_fails('patchexpr', 'patchexpr=Something()', 'E520:')
call s:modeline_fails('printexpr', 'printexpr=Something()', 'E520:')
call s:modeline_fails('pythondll', 'pythondll=Something()', 'E520:')
call s:modeline_fails('pythonhome', 'pythonhome=Something()', 'E520:')
call s:modeline_fails('pythonthreedll', 'pythonthreedll=Something()', 'E520:')
call s:modeline_fails('pythonthreehome', 'pythonthreehome=Something()', 'E520:')
call s:modeline_fails('pyxversion', 'pyxversion=Something()', 'E520:')
call s:modeline_fails('rubydll', 'rubydll=Something()', 'E520:')
call s:modeline_fails('runtimepath', 'runtimepath=Something()', 'E520:')
call s:modeline_fails('secure', 'secure=Something()', 'E520:')
call s:modeline_fails('shell', 'shell=Something()', 'E520:')
call s:modeline_fails('shellcmdflag', 'shellcmdflag=Something()', 'E520:')
call s:modeline_fails('shellpipe', 'shellpipe=Something()', 'E520:')
call s:modeline_fails('shellquote', 'shellquote=Something()', 'E520:')
call s:modeline_fails('shellredir', 'shellredir=Something()', 'E520:')
call s:modeline_fails('shellxquote', 'shellxquote=Something()', 'E520:')
call s:modeline_fails('spellfile', 'spellfile=Something()', 'E520:')
call s:modeline_fails('spellsuggest', 'spellsuggest=Something()', 'E520:')
call s:modeline_fails('tcldll', 'tcldll=Something()', 'E520:')
call s:modeline_fails('titleold', 'titleold=Something()', 'E520:')
call s:modeline_fails('viewdir', 'viewdir=Something()', 'E520:')
call s:modeline_fails('viminfo', 'viminfo=Something()', 'E520:')
call s:modeline_fails('viminfofile', 'viminfofile=Something()', 'E520:')
call s:modeline_fails('winptydll', 'winptydll=Something()', 'E520:')
call s:modeline_fails('undodir', 'undodir=Something()', 'E520:')
" only check a few terminal options
" Skip these since nvim doesn't support termcodes as options
"call s:modeline_fails('t_AB', 't_AB=Something()', 'E520:')
"call s:modeline_fails('t_ce', 't_ce=Something()', 'E520:')
"call s:modeline_fails('t_sr', 't_sr=Something()', 'E520:')
"call s:modeline_fails('t_8b', 't_8b=Something()', 'E520:')
endfunc
func Test_modeline_fails_modelineexpr()
call s:modeline_fails('balloonexpr', 'balloonexpr=Something()', 'E992:')
call s:modeline_fails('foldexpr', 'foldexpr=Something()', 'E992:')
call s:modeline_fails('foldtext', 'foldtext=Something()', 'E992:')
call s:modeline_fails('formatexpr', 'formatexpr=Something()', 'E992:')
call s:modeline_fails('guitablabel', 'guitablabel=Something()', 'E992:')
call s:modeline_fails('iconstring', 'iconstring=Something()', 'E992:')
call s:modeline_fails('includeexpr', 'includeexpr=Something()', 'E992:')
call s:modeline_fails('indentexpr', 'indentexpr=Something()', 'E992:')
call s:modeline_fails('rulerformat', 'rulerformat=Something()', 'E992:')
call s:modeline_fails('statusline', 'statusline=Something()', 'E992:')
call s:modeline_fails('tabline', 'tabline=Something()', 'E992:')
call s:modeline_fails('titlestring', 'titlestring=Something()', 'E992:')
endfunc
func Test_modeline_setoption_verbose()
let modeline = &modeline
set modeline
let lines =<< trim END
1 vim:ts=2
2 two
3 three
4 four
5 five
6 six
7 seven
8 eight
END
call writefile(lines, 'Xmodeline')
edit Xmodeline
let info = split(execute('verbose set tabstop?'), "\n")
call assert_match('^\s*Last set from modeline line 1$', info[-1])
bwipe!
let lines =<< trim END
1 one
2 two
3 three
4 vim:ts=4
5 five
6 six
7 seven
8 eight
END
call writefile(lines, 'Xmodeline')
edit Xmodeline
let info = split(execute('verbose set tabstop?'), "\n")
call assert_match('^\s*Last set from modeline line 4$', info[-1])
bwipe!
let lines =<< trim END
1 one
2 two
3 three
4 four
5 five
6 six
7 seven
8 vim:ts=8
END
call writefile(lines, 'Xmodeline')
edit Xmodeline
let info = split(execute('verbose set tabstop?'), "\n")
call assert_match('^\s*Last set from modeline line 8$', info[-1])
bwipe!
let &modeline = modeline
call delete('Xmodeline')
endfunc
" Test for the 'modeline' default value in compatible and non-compatible modes
" for root and non-root accounts
func Test_modeline_default()
" set compatible
" call assert_false(&modeline)
set nocompatible
call assert_equal(IsRoot() ? 0 : 1, &modeline)
" set compatible&vi
" call assert_false(&modeline)
set compatible&vim
call assert_equal(IsRoot() ? 0 : 1, &modeline)
set compatible& modeline&
endfunc
" Some options cannot be set from the modeline when 'diff' option is set
func Test_modeline_diff_buffer()
call writefile(['vim: diff foldmethod=marker wrap'], 'Xfile')
set foldmethod& nowrap
new Xfile
call assert_equal('manual', &foldmethod)
call assert_false(&wrap)
set wrap&
call delete('Xfile')
bw
endfunc
func Test_modeline_disable()
set modeline
call writefile(['vim: sw=2', 'vim: nomodeline', 'vim: sw=3'], 'Xmodeline_disable')
edit Xmodeline_disable
call assert_equal(2, &sw)
call delete('Xmodeline_disable')
endfunc
" vim: shiftwidth=2 sts=2 expandtab
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