From 04ea7e9049706788179945e2a91922c0b7cb9ed0 Mon Sep 17 00:00:00 2001
From: Bram Moolenaar <Bram@vim.org>
Date: Tue, 16 Feb 2021 21:14:33 +0100
Subject: patch 8.2.2520: missing tests for 'listchars'

Problem:    Missing tests for 'listchars'.
Solution:   Add a few more checks. (Yegappan Lakshmanan, closes #7854)
---
 src/testdir/test_listchars.vim | 20 ++++++++++++++++++++
 src/version.c                  |  2 ++
 2 files changed, 22 insertions(+)

diff --git a/src/testdir/test_listchars.vim b/src/testdir/test_listchars.vim
index ca47d5283..172407a8d 100644
--- a/src/testdir/test_listchars.vim
+++ b/src/testdir/test_listchars.vim
@@ -336,6 +336,26 @@ func Test_listchars_window_local()
   close
   call assert_equal(['+------+^^one>>two<<%'], ScreenLines(1, virtcol('$')))
 
+  " Setting invalid value for a local setting should not impact the local and
+  " global settings
+  split
+  setlocal listchars=tab:<->,lead:_,space:.,trail:@,eol:#
+  let cmd = 'setlocal listchars=tab:{.},lead:-,space:=,trail:#,eol:$,x'
+  call assert_fails(cmd, 'E474:')
+  call assert_equal(['<------>__one..two@@#'], ScreenLines(1, virtcol('$')))
+  close
+  call assert_equal(['+------+^^one>>two<<%'], ScreenLines(1, virtcol('$')))
+
+  " Setting invalid value for a global setting should not impact the local and
+  " global settings
+  split
+  setlocal listchars=tab:<->,lead:_,space:.,trail:@,eol:#
+  let cmd = 'setglobal listchars=tab:{.},lead:-,space:=,trail:#,eol:$,x'
+  call assert_fails(cmd, 'E474:')
+  call assert_equal(['<------>__one..two@@#'], ScreenLines(1, virtcol('$')))
+  close
+  call assert_equal(['+------+^^one>>two<<%'], ScreenLines(1, virtcol('$')))
+
   %bw!
   set list& listchars&
 endfunc
diff --git a/src/version.c b/src/version.c
index 02abac975..c1d89c04c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2520,
 /**/
     2519,
 /**/
-- 
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