commit 314f20a44fdfdc382b0ce9d124290d3e7d702d42
parent 172227a44642b67ec8af5b438e5373a3daf61fdb
Author: zeertzjq <zeertzjq@outlook.com>
Date: Sun, 12 Mar 2023 15:41:39 +0800
test: use a wider screen in the rightleft winhl test (#22641)
With a wide screen this actually previously caused an overflow.
Diffstat:
2 files changed, 19 insertions(+), 9 deletions(-)
diff --git a/src/nvim/grid.c b/src/nvim/grid.c
@@ -549,6 +549,7 @@ void grid_put_linebuf(ScreenGrid *grid, int row, int coloff, int endcol, int cle
}
if (bg_attr) {
+ assert(off_from == (size_t)col);
for (int c = col; c < endcol; c++) {
linebuf_attr[c] = hl_combine_attr(bg_attr, linebuf_attr[c]);
}
diff --git a/test/functional/ui/highlight_spec.lua b/test/functional/ui/highlight_spec.lua
@@ -1812,19 +1812,28 @@ describe("'winhighlight' highlight", function()
]])
end)
- it('works for background color in rightleft window in vsplit #22640', function()
- screen:try_resize(40, 6)
+ it('works for background color in rightleft window #22640', function()
+ -- Use a wide screen to also check that this doesn't overflow linebuf_attr.
+ screen:try_resize(80, 6)
insert('aa')
command('setlocal rightleft')
- command('botright vsplit')
command('setlocal winhl=Normal:Background1')
screen:expect([[
- aa│{1: ^aa}|
- {0: ~}│{2: ~}|
- {0: ~}│{2: ~}|
- {0: ~}│{2: ~}|
- {4:[No Name] [+] }{3:[No Name] [+] }|
- |
+ {1: ^aa}|
+ {2: ~}|
+ {2: ~}|
+ {2: ~}|
+ {2: ~}|
+ |
+ ]])
+ command('botright vsplit')
+ screen:expect([[
+ {1: aa│ ^aa}|
+ {2: ~}{1:│}{2: ~}|
+ {2: ~}{1:│}{2: ~}|
+ {2: ~}{1:│}{2: ~}|
+ {4:[No Name] [+] }{3:[No Name] [+] }|
+ |
]])
end)
