vim-patch:8.1.2245: third character of 'listchars' tab shows in wrong place

Problem:    Third character of 'listchars' tab shows in wrong place when
            'breakindent' is set.
Solution:   Set c_final to NUL. (Naruhiko Nishino, closes vim/vim#5165)
https://github.com/vim/vim/commit/2f7b7b1e123d505637d21e0df28eb9e92667479c

1 files changed, 40 insertions, 0 deletions

diff --git a/src/nvim/testdir/test_breakindent.vim b/src/nvim/testdir/test_breakindent.vim
index 9717043976..6d88f1dc5a 100644
--- a/src/nvim/testdir/test_breakindent.vim
+++ b/src/nvim/testdir/test_breakindent.vim
@@ -297,6 +297,46 @@ function Test_breakindent16()
   call s:close_windows()
 endfunction
 
+func Test_breakindent17_vartabs()
+  if !has("vartabs")
+    return
+  endif
+  let s:input = ""
+  call s:test_windows('setl breakindent list listchars=tab:<-> showbreak=+++')
+  call setline(1, "\t" . repeat('a', 63))
+  vert resize 30
+  norm! 1gg$
+  redraw!
+  let lines = s:screen_lines(1, 30)
+  let expect = [
+	\ "<-->aaaaaaaaaaaaaaaaaaaaaaaaaa",
+	\ "    +++aaaaaaaaaaaaaaaaaaaaaaa",
+	\ "    +++aaaaaaaaaaaaaa         ",
+	\ ]
+  call s:compare_lines(expect, lines)
+  call s:close_windows('set breakindent& list& listchars& showbreak&')
+endfunc
+
+func Test_breakindent18_vartabs()
+  if !has("vartabs")
+    return
+  endif
+  let s:input = ""
+  call s:test_windows('setl breakindent list listchars=tab:<->')
+  call setline(1, "\t" . repeat('a', 63))
+  vert resize 30
+  norm! 1gg$
+  redraw!
+  let lines = s:screen_lines(1, 30)
+  let expect = [
+	\ "<-->aaaaaaaaaaaaaaaaaaaaaaaaaa",
+	\ "    aaaaaaaaaaaaaaaaaaaaaaaaaa",
+	\ "    aaaaaaaaaaa               ",
+	\ ]
+  call s:compare_lines(expect, lines)
+  call s:close_windows('set breakindent& list& listchars&')
+endfunc
+
 func Test_breakindent19_sbr_nextpage()
   let s:input = ""
   call s:test_windows('setl breakindent briopt=shift:2,sbr,min:18 sbr=>')