From a6dd67f5b66c0ef646808422ceeac710ce144547 Mon Sep 17 00:00:00 2001
From: zeertzjq <zeertzjq@outlook.com>
Date: Fri, 26 May 2023 10:41:19 +0800
Subject: fix(extmarks): fix virt_text_hide with 'nowrap' and multibyte
 (#23757)

---
 test/functional/ui/decorations_spec.lua | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'test')

diff --git a/test/functional/ui/decorations_spec.lua b/test/functional/ui/decorations_spec.lua
index b301ed8353..767ec54a7b 100644
--- a/test/functional/ui/decorations_spec.lua
+++ b/test/functional/ui/decorations_spec.lua
@@ -825,6 +825,26 @@ describe('extmark decorations', function()
       end  -- ?古古古古?古古                                                            |
                                                                                         |
     ]]}
+
+    screen:try_resize(50, 2)
+    command('set nowrap')
+    meths.buf_set_lines(0, 12, 12, true, {'-- ' .. ('…'):rep(57)})
+    feed('G')
+    meths.buf_set_extmark(0, ns, 12, 123, { virt_text={{'!!!!!', 'ErrorMsg'}}, virt_text_pos='overlay', virt_text_hide=true})
+    screen:expect{grid=[[
+      ^-- …………………………………………………………………………………………………………{4:!!!!!}……|
+                                                        |
+    ]]}
+    feed('40zl')
+    screen:expect{grid=[[
+      ^………{4:!!!!!}………………………………                              |
+                                                        |
+    ]]}
+    feed('10zl')
+    screen:expect{grid=[[
+      ^…………………………                                        |
+                                                        |
+    ]]}
   end)
 
   it('can have virtual text of overlay position and styling', function()
-- 
cgit