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authorzeertzjq <zeertzjq@outlook.com>2023-07-02 07:42:49 +0800
committerGitHub <noreply@github.com>2023-07-02 07:42:49 +0800
commitbbaee29add9b6911ce0778bd93e21b93e034e548 (patch)
treecc942ba034e85510ece644384ce1262ad58f3936 /test
parentdb590e96d59381f873747e888c9afe3c6378678c (diff)
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vim-patch:9.0.1672: tabline highlight wrong after truncated double width label (#24223)
Problem: Tabline highlight wrong after truncated double width label. Solution: Fill up half a double width character later. (closes vim/vim#12614) https://github.com/vim/vim/commit/d392a74c5a8af8271a33a20d37ae1a8ea422cb4b
Diffstat (limited to 'test')
-rw-r--r--test/old/testdir/test_tabline.vim26
1 files changed, 25 insertions, 1 deletions
diff --git a/test/old/testdir/test_tabline.vim b/test/old/testdir/test_tabline.vim
index d9bef09067..d423f8a22c 100644
--- a/test/old/testdir/test_tabline.vim
+++ b/test/old/testdir/test_tabline.vim
@@ -133,7 +133,7 @@ func Test_tabline_empty_group()
tabnew
redraw!
- tabclose
+ bw!
set tabline=
endfunc
@@ -204,4 +204,28 @@ func Test_tabline_showcmd()
call StopVimInTerminal(buf)
endfunc
+func TruncTabLine()
+ return '%1T口口%2Ta' .. repeat('b', &columns - 4) .. '%999X%#TabLine#c'
+endfunc
+
+" Test 'tabline' with truncated double-width label at the start.
+func Test_tabline_truncated_double_width()
+ tabnew
+ redraw
+ call assert_match('X$', Screenline(1))
+ let attr_TabLineFill = screenattr(1, &columns - 1)
+ let attr_TabLine = screenattr(1, &columns)
+ call assert_notequal(attr_TabLine, attr_TabLineFill)
+
+ set tabline=%!TruncTabLine()
+ redraw
+ call assert_equal('<a' .. repeat('b', &columns - 4) .. 'c', Screenline(1))
+ call assert_equal(attr_TabLineFill, screenattr(1, &columns - 2))
+ call assert_equal(attr_TabLine, screenattr(1, &columns - 1))
+ call assert_equal(attr_TabLine, screenattr(1, &columns))
+
+ bw!
+ set tabline=
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab