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Diffstat (limited to 'src/testdir/test_buffer.vim')
| -rw-r--r-- | src/testdir/test_buffer.vim | 384 |
1 files changed, 384 insertions, 0 deletions
diff --git a/src/testdir/test_buffer.vim b/src/testdir/test_buffer.vim new file mode 100644 index 0000000..4e8a79f --- /dev/null +++ b/src/testdir/test_buffer.vim @@ -0,0 +1,384 @@ +" Tests for Vim buffer + +source check.vim + +" Test for the :bunload command with an offset +func Test_bunload_with_offset() + %bwipe! + call writefile(['B1'], 'b1') + call writefile(['B2'], 'b2') + call writefile(['B3'], 'b3') + call writefile(['B4'], 'b4') + + " Load four buffers. Unload the second and third buffers and then + " execute .+3bunload to unload the last buffer. + edit b1 + new b2 + new b3 + new b4 + + bunload b2 + bunload b3 + exe bufwinnr('b1') . 'wincmd w' + .+3bunload + call assert_equal(0, getbufinfo('b4')[0].loaded) + call assert_equal('b1', + \ fnamemodify(getbufinfo({'bufloaded' : 1})[0].name, ':t')) + + " Load four buffers. Unload the third and fourth buffers. Execute .+3bunload + " and check whether the second buffer is unloaded. + ball + bunload b3 + bunload b4 + exe bufwinnr('b1') . 'wincmd w' + .+3bunload + call assert_equal(0, getbufinfo('b2')[0].loaded) + call assert_equal('b1', + \ fnamemodify(getbufinfo({'bufloaded' : 1})[0].name, ':t')) + + " Load four buffers. Unload the second and third buffers and from the last + " buffer execute .-3bunload to unload the first buffer. + ball + bunload b2 + bunload b3 + exe bufwinnr('b4') . 'wincmd w' + .-3bunload + call assert_equal(0, getbufinfo('b1')[0].loaded) + call assert_equal('b4', + \ fnamemodify(getbufinfo({'bufloaded' : 1})[0].name, ':t')) + + " Load four buffers. Unload the first and second buffers. Execute .-3bunload + " from the last buffer and check whether the third buffer is unloaded. + ball + bunload b1 + bunload b2 + exe bufwinnr('b4') . 'wincmd w' + .-3bunload + call assert_equal(0, getbufinfo('b3')[0].loaded) + call assert_equal('b4', + \ fnamemodify(getbufinfo({'bufloaded' : 1})[0].name, ':t')) + + %bwipe! + call delete('b1') + call delete('b2') + call delete('b3') + call delete('b4') + + call assert_fails('1,4bunload', 'E16:') + call assert_fails(',100bunload', 'E16:') + + call assert_fails('$bunload', 'E90:') +endfunc + +" Test for :buffer, :bnext, :bprevious, :brewind, :blast and :bmodified +" commands +func Test_buflist_browse() + %bwipe! + call assert_fails('buffer 1000', 'E86:') + + call writefile(['foo1', 'foo2', 'foo3', 'foo4'], 'Xfile1') + call writefile(['bar1', 'bar2', 'bar3', 'bar4'], 'Xfile2') + call writefile(['baz1', 'baz2', 'baz3', 'baz4'], 'Xfile3') + edit Xfile1 + let b1 = bufnr() + edit Xfile2 + let b2 = bufnr() + edit +/baz4 Xfile3 + let b3 = bufnr() + + call assert_fails('buffer ' .. b1 .. ' abc', 'E488:') + call assert_equal(b3, bufnr()) + call assert_equal(4, line('.')) + exe 'buffer +/bar2 ' .. b2 + call assert_equal(b2, bufnr()) + call assert_equal(2, line('.')) + exe 'buffer +/bar1' + call assert_equal(b2, bufnr()) + call assert_equal(1, line('.')) + + brewind + + call assert_equal(b1, bufnr()) + call assert_equal(4, line('.')) + + blast +/baz2 + call assert_equal(b3, bufnr()) + call assert_equal(2, line('.')) + + bprevious +/bar4 + call assert_equal(b2, bufnr()) + call assert_equal(4, line('.')) + + bnext +/baz3 + call assert_equal(b3, bufnr()) + call assert_equal(3, line('.')) + + call assert_fails('bmodified', 'E84:') + call setbufvar(b2, '&modified', 1) + exe 'bmodified +/bar3' + call assert_equal(b2, bufnr()) + call assert_equal(3, line('.')) + + " With no listed buffers in the list, :bnext and :bprev should fail + %bwipe! + set nobuflisted + call assert_fails('bnext', 'E85:') + call assert_fails('bprev', 'E85:') + set buflisted + + call assert_fails('sandbox bnext', 'E48:') + + call delete('Xfile1') + call delete('Xfile2') + call delete('Xfile3') + %bwipe! +endfunc + +" Test for :bdelete +func Test_bdelete_cmd() + %bwipe! + call assert_fails('bdelete 5', 'E516:') + call assert_fails('1,1bdelete 1 2', 'E488:') + call assert_fails('bdelete \)', 'E55:') + + " Deleting a unlisted and unloaded buffer + edit Xfile1 + let bnr = bufnr() + set nobuflisted + enew + call assert_fails('bdelete ' .. bnr, 'E516:') + + " Deleting more than one buffer + new Xbuf1 + new Xbuf2 + exe 'bdel ' .. bufnr('Xbuf2') .. ' ' .. bufnr('Xbuf1') + call assert_equal(1, winnr('$')) + call assert_equal(0, getbufinfo('Xbuf1')[0].loaded) + call assert_equal(0, getbufinfo('Xbuf2')[0].loaded) + + " Deleting more than one buffer and an invalid buffer + new Xbuf1 + new Xbuf2 + let cmd = "exe 'bdel ' .. bufnr('Xbuf2') .. ' xxx ' .. bufnr('Xbuf1')" + call assert_fails(cmd, 'E94:') + call assert_equal(2, winnr('$')) + call assert_equal(1, getbufinfo('Xbuf1')[0].loaded) + call assert_equal(0, getbufinfo('Xbuf2')[0].loaded) + + %bwipe! +endfunc + +func Test_buffer_error() + new foo1 + new foo2 + + call assert_fails('buffer foo', 'E93:') + call assert_fails('buffer bar', 'E94:') + call assert_fails('buffer 0', 'E939:') + + %bwipe +endfunc + +" Test for the status messages displayed when unloading, deleting or wiping +" out buffers +func Test_buffer_statusmsg() + CheckEnglish + set report=1 + new Xbuf1 + new Xbuf2 + let bnr = bufnr() + exe "normal 2\<C-G>" + call assert_match('buf ' .. bnr .. ':', v:statusmsg) + bunload Xbuf1 Xbuf2 + call assert_equal('2 buffers unloaded', v:statusmsg) + bdel Xbuf1 Xbuf2 + call assert_equal('2 buffers deleted', v:statusmsg) + bwipe Xbuf1 Xbuf2 + call assert_equal('2 buffers wiped out', v:statusmsg) + set report& +endfunc + +" Test for quitting the 'swapfile exists' dialog with the split buffer +" command. +func Test_buffer_sbuf_cleanup() + call writefile([], 'Xfile') + " first open the file in a buffer + new Xfile + let bnr = bufnr() + close + " create the swap file + call writefile([], '.Xfile.swp') + " Remove the catch-all that runtest.vim adds + au! SwapExists + augroup BufTest + au! + autocmd SwapExists Xfile let v:swapchoice='q' + augroup END + exe 'sbuf ' . bnr + call assert_equal(1, winnr('$')) + call assert_equal(0, getbufinfo('Xfile')[0].loaded) + + " test for :sball + sball + call assert_equal(1, winnr('$')) + call assert_equal(0, getbufinfo('Xfile')[0].loaded) + + %bw! + set shortmess+=F + let v:statusmsg = '' + edit Xfile + call assert_equal('', v:statusmsg) + call assert_equal(1, winnr('$')) + call assert_equal(0, getbufinfo('Xfile')[0].loaded) + set shortmess& + + call delete('Xfile') + call delete('.Xfile.swp') + augroup BufTest + au! + augroup END + augroup! BufTest +endfunc + +" Test for deleting a modified buffer with :confirm +func Test_bdel_with_confirm() + CheckUnix + CheckNotGui + CheckFeature dialog_con + new + call setline(1, 'test') + call assert_fails('bdel', 'E89:') + call feedkeys('c', 'L') + confirm bdel + call assert_equal(2, winnr('$')) + call assert_equal(1, &modified) + call feedkeys('n', 'L') + confirm bdel + call assert_equal(1, winnr('$')) +endfunc + +" Test for editing another buffer from a modified buffer with :confirm +func Test_goto_buf_with_confirm() + CheckUnix + CheckNotGui + CheckFeature dialog_con + new Xfile + enew + call setline(1, 'test') + call assert_fails('b Xfile', 'E37:') + call feedkeys('c', 'L') + call assert_fails('confirm b Xfile', 'E37:') + call assert_equal(1, &modified) + call assert_equal('', @%) + call feedkeys('y', 'L') + call assert_fails('confirm b Xfile', ['', 'E37:']) + call assert_equal(1, &modified) + call assert_equal('', @%) + call feedkeys('n', 'L') + confirm b Xfile + call assert_equal('Xfile', @%) + close! +endfunc + +" Test for splitting buffer with 'switchbuf' +func Test_buffer_switchbuf() + new Xfile + wincmd w + set switchbuf=useopen + sbuf Xfile + call assert_equal(1, winnr()) + call assert_equal(2, winnr('$')) + set switchbuf=usetab + tabnew + sbuf Xfile + call assert_equal(1, tabpagenr()) + call assert_equal(2, tabpagenr('$')) + set switchbuf& + %bw +endfunc + +" Test for BufAdd autocommand wiping out the buffer +func Test_bufadd_autocmd_bwipe() + %bw! + augroup BufAdd_Wipe + au! + autocmd BufAdd Xfile %bw! + augroup END + edit Xfile + call assert_equal('', @%) + call assert_equal(0, bufexists('Xfile')) + augroup BufAdd_Wipe + au! + augroup END + augroup! BufAdd_Wipe +endfunc + +" Test for trying to load a buffer with text locked +" <C-\>e in the command line is used to lock the text +func Test_load_buf_with_text_locked() + new Xfile1 + edit Xfile2 + let cmd = ":\<C-\>eexecute(\"normal \<C-O>\")\<CR>\<C-C>" + call assert_fails("call feedkeys(cmd, 'xt')", 'E565:') + %bw! +endfunc + +" Test for using CTRL-^ to edit the alternative file keeping the cursor +" position with 'nostartofline'. Also test using the 'buf' command. +func Test_buffer_edit_altfile() + call writefile(repeat(['one two'], 50), 'Xfile1') + call writefile(repeat(['five six'], 50), 'Xfile2') + set nosol + edit Xfile1 + call cursor(25, 5) + edit Xfile2 + call cursor(30, 4) + exe "normal \<C-^>" + call assert_equal([0, 25, 5, 0], getpos('.')) + exe "normal \<C-^>" + call assert_equal([0, 30, 4, 0], getpos('.')) + buf Xfile1 + call assert_equal([0, 25, 5, 0], getpos('.')) + buf Xfile2 + call assert_equal([0, 30, 4, 0], getpos('.')) + set sol& + call delete('Xfile1') + call delete('Xfile2') +endfunc + +" Test for running the :sball command with a maximum window count and a +" modified buffer +func Test_sball_with_count() + %bw! + edit Xfile1 + call setline(1, ['abc']) + new Xfile2 + new Xfile3 + new Xfile4 + 2sball + call assert_equal(bufnr('Xfile4'), winbufnr(1)) + call assert_equal(bufnr('Xfile1'), winbufnr(2)) + call assert_equal(0, getbufinfo('Xfile2')[0].loaded) + call assert_equal(0, getbufinfo('Xfile3')[0].loaded) + %bw! +endfunc + +func Test_badd_options() + new SomeNewBuffer + setlocal numberwidth=3 + wincmd p + badd +1 SomeNewBuffer + new SomeNewBuffer + call assert_equal(3, &numberwidth) + close + close + bwipe! SomeNewBuffer +endfunc + +func Test_balt() + new SomeNewBuffer + balt +3 OtherBuffer + e # + call assert_equal('OtherBuffer', bufname()) +endfunc + +" vim: shiftwidth=2 sts=2 expandtab |