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authorJames McCoy <jamessan@jamessan.com>2020-08-08 08:57:35 -0400
committerJames McCoy <jamessan@jamessan.com>2020-08-08 08:57:35 -0400
commit840c12c10741d8f70e1787534fb6ea6d2b70edee (patch)
treef89ad27acbbf0b36db7ac08eeae0b8362da1fabb /src/nvim/testdir/test_tabline.vim
parente813ec79c201c85c5af3b10c051ae92ab5cb8606 (diff)
parentf26df8bb66158baacb79c79822babaf137607cd6 (diff)
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Merge remote-tracking branch 'upstream/master' into libcallnr
Diffstat (limited to 'src/nvim/testdir/test_tabline.vim')
-rw-r--r--src/nvim/testdir/test_tabline.vim25
1 files changed, 25 insertions, 0 deletions
diff --git a/src/nvim/testdir/test_tabline.vim b/src/nvim/testdir/test_tabline.vim
index f24552088b..117d962d08 100644
--- a/src/nvim/testdir/test_tabline.vim
+++ b/src/nvim/testdir/test_tabline.vim
@@ -64,3 +64,28 @@ func Test_redrawtabline()
let &showtabline = showtabline_save
au! Bufadd
endfunc
+
+function EmptyTabname()
+ return ""
+endfunction
+
+function MakeTabLine() abort
+ let titles = map(range(1, tabpagenr('$')), '"%( %" . v:val . "T%{EmptyTabname()}%T %)"')
+ let sep = 'あ'
+ let tabpages = join(titles, sep)
+ return tabpages .. sep .. '%=%999X X'
+endfunction
+
+func Test_tabline_empty_group()
+ " this was reading invalid memory
+ set tabline=%!MakeTabLine()
+ tabnew
+ redraw!
+
+ tabclose
+ set tabline=
+endfunc
+
+
+
+" vim: shiftwidth=2 sts=2 expandtab