From 2ae97f3d4c572387aa639af5d8550235bf0a2979 Mon Sep 17 00:00:00 2001
From: Marco Hinz <mh.codebro@gmail.com>
Date: Fri, 25 Jan 2019 16:45:29 +0100
Subject: vim-patch:8.1.0759: showing two characters for tab is limited

Problem:    Showing two characters for tab is limited.
Solution:   Allow for a third character for "tab:" in 'listchars'. (Nathaniel
            Braun, Ken Takata, closes vim/vim#3810)

https://github.com/vim/vim/commit/83a52171ba00b2b9fd2d1d22a07e38fc9fc69c1e
---
 src/nvim/testdir/test_listchars.vim | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'src/nvim/testdir')

diff --git a/src/nvim/testdir/test_listchars.vim b/src/nvim/testdir/test_listchars.vim
index 57ea7ca5a9..4899f59910 100644
--- a/src/nvim/testdir/test_listchars.vim
+++ b/src/nvim/testdir/test_listchars.vim
@@ -42,6 +42,38 @@ func Test_listchars()
     call assert_equal([expected[i - 1]], ScreenLines(i, virtcol('$')))
   endfor
 
+  " tab with 3rd character.
+  set listchars-=tab:>-
+  set listchars+=tab:<=>,trail:-
+  let expected = [
+	      \ '<======>aa<====>$',
+	      \ '..bb<==>--$',
+	      \ '...cccc>-$',
+	      \ 'dd........ee--<>$',
+	      \ '-$'
+	      \ ]
+  redraw!
+  for i in range(1, 5)
+    call cursor(i, 1)
+    call assert_equal([expected[i - 1]], ScreenLines(i, virtcol('$')))
+  endfor
+
+  set listchars-=trail:-
+  let expected = [
+	      \ '<======>aa<====>$',
+	      \ '..bb<==>..$',
+	      \ '...cccc>.$',
+	      \ 'dd........ee..<>$',
+	      \ '.$'
+	      \ ]
+  redraw!
+  for i in range(1, 5)
+    call cursor(i, 1)
+    call assert_equal([expected[i - 1]], ScreenLines(i, virtcol('$')))
+  endfor
+
+  set listchars-=tab:<=>
+  set listchars+=tab:>-
   set listchars+=trail:<
   set nolist
   normal ggdG
-- 
cgit