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" Tests for when a file was changed outside of Vim.
source check.vim
func Test_FileChangedShell_reload()
CheckUnix
augroup testreload
au FileChangedShell Xchanged_r let g:reason = v:fcs_reason | let v:fcs_choice = 'reload'
augroup END
new Xchanged_r
call setline(1, 'reload this')
write
" Need to wait until the timestamp would change by at least a second.
sleep 2
silent !echo 'extra line' >>Xchanged_r
checktime
call assert_equal('changed', g:reason)
call assert_equal(2, line('$'))
call assert_equal('extra line', getline(2))
" Only triggers once
let g:reason = ''
checktime
call assert_equal('', g:reason)
" When deleted buffer is not reloaded
silent !rm Xchanged_r
let g:reason = ''
checktime
call assert_equal('deleted', g:reason)
call assert_equal(2, line('$'))
call assert_equal('extra line', getline(2))
" When recreated buffer is reloaded
call setline(1, 'buffer is changed')
silent !echo 'new line' >>Xchanged_r
let g:reason = ''
checktime
call assert_equal('conflict', g:reason)
call assert_equal(1, line('$'))
call assert_equal('new line', getline(1))
" Only mode changed
silent !chmod +x Xchanged_r
let g:reason = ''
checktime
call assert_equal('mode', g:reason)
call assert_equal(1, line('$'))
call assert_equal('new line', getline(1))
" Only time changed
sleep 2
silent !touch Xchanged_r
let g:reason = ''
checktime
call assert_equal('time', g:reason)
call assert_equal(1, line('$'))
call assert_equal('new line', getline(1))
if has('persistent_undo')
" With an undo file the reload can be undone and a change before the
" reload.
set undofile
call setline(2, 'before write')
write
call setline(2, 'after write')
sleep 2
silent !echo 'different line' >>Xchanged_r
let g:reason = ''
checktime
call assert_equal('conflict', g:reason)
call assert_equal(3, line('$'))
call assert_equal('before write', getline(2))
call assert_equal('different line', getline(3))
" undo the reload
undo
call assert_equal(2, line('$'))
call assert_equal('after write', getline(2))
" undo the change before reload
undo
call assert_equal(2, line('$'))
call assert_equal('before write', getline(2))
set noundofile
endif
au! testreload
bwipe!
call delete(undofile('Xchanged_r'))
call delete('Xchanged_r')
endfunc
func Test_file_changed_dialog()
CheckUnix
CheckNotGui
au! FileChangedShell
new Xchanged_d
call setline(1, 'reload this')
write
" Need to wait until the timestamp would change by at least a second.
sleep 2
silent !echo 'extra line' >>Xchanged_d
call feedkeys('L', 'L')
checktime
call assert_match('W11:', v:warningmsg)
call assert_equal(2, line('$'))
call assert_equal('reload this', getline(1))
call assert_equal('extra line', getline(2))
" delete buffer, only shows an error, no prompt
silent !rm Xchanged_d
checktime
call assert_match('E211:', v:warningmsg)
call assert_equal(2, line('$'))
call assert_equal('extra line', getline(2))
let v:warningmsg = 'empty'
" change buffer, recreate the file and reload
call setline(1, 'buffer is changed')
silent !echo 'new line' >Xchanged_d
call feedkeys('L', 'L')
checktime
call assert_match('W12:', v:warningmsg)
call assert_equal(1, line('$'))
call assert_equal('new line', getline(1))
" Only mode changed, reload
silent !chmod +x Xchanged_d
call feedkeys('L', 'L')
checktime
call assert_match('W16:', v:warningmsg)
call assert_equal(1, line('$'))
call assert_equal('new line', getline(1))
" Only time changed, no prompt
sleep 2
silent !touch Xchanged_d
let v:warningmsg = ''
checktime
call assert_equal('', v:warningmsg)
call assert_equal(1, line('$'))
call assert_equal('new line', getline(1))
bwipe!
call delete('Xchanged_d')
endfunc
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