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

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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
1 changed files with 38 additions and 6 deletions
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42
src/nvim/testdir/test_undo.vim
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@ -195,19 +195,19 @@ func Test_undolist()
new
set ul=100
let a=execute('undolist')
let a = execute('undolist')
call assert_equal("\nNothing to undo", a)
" 1 leaf (2 changes).
call feedkeys('achange1', 'xt')
call feedkeys('achange2', 'xt')
let a=execute('undolist')
let a = execute('undolist')
call assert_match("^\nnumber changes when *saved\n *2 *2 .*$", a)
" 2 leaves.
call feedkeys('u', 'xt')
call feedkeys('achange3\<Esc>', 'xt')
let a=execute('undolist')
let a = execute('undolist')
call assert_match("^\nnumber changes when *saved\n *2 *2 *.*\n *3 *2 .*$", a)
close!
endfunc
@ -330,7 +330,7 @@ endfunc
" Also test this in an empty buffer.
func Test_cmd_in_reg_undo()
enew!
let @a="Ox\<Esc>jAy\<Esc>kdd"
let @a = "Ox\<Esc>jAy\<Esc>kdd"
edit +/^$ test_undo.vim
normal @au
call assert_equal(0, &modified)
@ -339,7 +339,7 @@ func Test_cmd_in_reg_undo()
normal @au
call assert_equal(0, &modified)
only!
let @a=''
let @a = ''
endfunc
func Test_redo_empty_line()
@ -357,3 +357,35 @@ func Test_undo_append()
norm o
quit
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