vim-patch:8.1.0025: no test for the undofile() function

Problem:    No test for the undofile() function.
Solution:   Add test. (Dominique Pelle, closes vim/vim#2958)
e5fa11186f
This commit is contained in:
Jan Edmund Lazo 2018-08-09 16:03:35 -04:00
parent 6853690c78
commit 1c1722105c

View File

@ -195,19 +195,19 @@ func Test_undolist()
new new
set ul=100 set ul=100
let a=execute('undolist') let a = execute('undolist')
call assert_equal("\nNothing to undo", a) call assert_equal("\nNothing to undo", a)
" 1 leaf (2 changes). " 1 leaf (2 changes).
call feedkeys('achange1', 'xt') call feedkeys('achange1', 'xt')
call feedkeys('achange2', 'xt') call feedkeys('achange2', 'xt')
let a=execute('undolist') let a = execute('undolist')
call assert_match("^\nnumber changes when *saved\n *2 *2 .*$", a) call assert_match("^\nnumber changes when *saved\n *2 *2 .*$", a)
" 2 leaves. " 2 leaves.
call feedkeys('u', 'xt') call feedkeys('u', 'xt')
call feedkeys('achange3\<Esc>', 'xt') call feedkeys('achange3\<Esc>', 'xt')
let a=execute('undolist') let a = execute('undolist')
call assert_match("^\nnumber changes when *saved\n *2 *2 *.*\n *3 *2 .*$", a) call assert_match("^\nnumber changes when *saved\n *2 *2 *.*\n *3 *2 .*$", a)
close! close!
endfunc endfunc
@ -330,7 +330,7 @@ endfunc
" Also test this in an empty buffer. " Also test this in an empty buffer.
func Test_cmd_in_reg_undo() func Test_cmd_in_reg_undo()
enew! enew!
let @a="Ox\<Esc>jAy\<Esc>kdd" let @a = "Ox\<Esc>jAy\<Esc>kdd"
edit +/^$ test_undo.vim edit +/^$ test_undo.vim
normal @au normal @au
call assert_equal(0, &modified) call assert_equal(0, &modified)
@ -339,7 +339,7 @@ func Test_cmd_in_reg_undo()
normal @au normal @au
call assert_equal(0, &modified) call assert_equal(0, &modified)
only! only!
let @a='' let @a = ''
endfunc endfunc
func Test_redo_empty_line() func Test_redo_empty_line()
@ -357,3 +357,35 @@ func Test_undo_append()
norm o norm o
quit quit
endfunc endfunc
funct Test_undofile()
" Test undofile() without setting 'undodir'.
if has('persistent_undo')
call assert_equal(fnamemodify('.Xundofoo.un~', ':p'), undofile('Xundofoo'))
else
call assert_equal('', undofile('Xundofoo'))
endif
call assert_equal('', undofile(''))
" Test undofile() with 'undodir' set to to an existing directory.
call mkdir('Xundodir')
set undodir=Xundodir
let cwd = getcwd()
if has('win32')
" Replace windows drive such as C:... into C%...
let cwd = substitute(cwd, '^\([A-Z]\):', '\1%', 'g')
endif
let cwd = substitute(cwd . '/Xundofoo', '/', '%', 'g')
if has('persistent_undo')
call assert_equal('Xundodir/' . cwd, undofile('Xundofoo'))
else
call assert_equal('', undofile('Xundofoo'))
endif
call assert_equal('', undofile(''))
call delete('Xundodir', 'd')
" Test undofile() with 'undodir' set to a non-existing directory.
call assert_equal('', undofile('Xundofoo'))
set undodir&
endfunc