From 99373c8792d1338ea011bf8efc708bb434530d05 Mon Sep 17 00:00:00 2001
From: Yinzuo Jiang <jiangyinzuo@foxmail.com>
Date: Thu, 20 Jun 2024 10:44:11 +0800
Subject: vim-patch:partial:9.1.0501: too complicated mapping restore in
 termdebug

Problem:  too complicated mapping restore in termdebug
Solution: simplify unmapping logic, add a few more tests
          (Ubaldo Tiberi)

closes: vim/vim#15046

https://github.com/vim/vim/commit/46f2823807741ac91c51cf36ddabf293db26ab41

Co-authored-by: Ubaldo Tiberi <ubaldo.tiberi@google.com>
---
 test/old/testdir/test_termdebug.vim | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

(limited to 'test')

diff --git a/test/old/testdir/test_termdebug.vim b/test/old/testdir/test_termdebug.vim
index c84478fefa..bb107161eb 100644
--- a/test/old/testdir/test_termdebug.vim
+++ b/test/old/testdir/test_termdebug.vim
@@ -280,9 +280,20 @@ func Test_termdebug_mapping()
   call assert_equal(':echom "K"<cr>', maparg('K', 'n', 0, 1).rhs)
 
   %bw!
+
+  " -- Test that local-buffer mappings are restored in the correct buffers --
+  " local mappings for foo
+  file foo
   nnoremap <buffer> K :echom "bK"<cr>
   nnoremap <buffer> - :echom "b-"<cr>
   nnoremap <buffer> + :echom "b+"<cr>
+
+  " no mappings for 'bar'
+  enew
+  file bar
+
+  " Start termdebug from foo
+  buffer foo
   Termdebug
   call WaitForAssert({-> assert_equal(3, winnr('$'))})
   wincmd b
@@ -290,15 +301,41 @@ func Test_termdebug_mapping()
   call assert_true(maparg('-', 'n', 0, 1).buffer)
   call assert_true(maparg('+', 'n', 0, 1).buffer)
   call assert_equal(maparg('K', 'n', 0, 1).rhs, ':echom "bK"<cr>')
+
+  Source
+  buffer bar
+  call assert_false(maparg('K', 'n', 0, 1)->empty())
+  call assert_false(maparg('-', 'n', 0, 1)->empty())
+  call assert_false(maparg('+', 'n', 0, 1)->empty())
+  call assert_true(maparg('K', 'n', 0, 1).buffer->empty())
+  call assert_true(maparg('-', 'n', 0, 1).buffer->empty())
+  call assert_true(maparg('+', 'n', 0, 1).buffer->empty())
   wincmd t
   quit!
   redraw!
   call WaitForAssert({-> assert_equal(1, winnr('$'))})
+
+  " Termdebug session ended. Buffer 'bar' shall have no mappings
+  call assert_true(bufname() ==# 'bar')
+  call assert_false(maparg('K', 'n', 0, 1)->empty())
+  call assert_false(maparg('-', 'n', 0, 1)->empty())
+  call assert_false(maparg('+', 'n', 0, 1)->empty())
+  call assert_true(maparg('K', 'n', 0, 1).buffer->empty())
+  call assert_true(maparg('-', 'n', 0, 1).buffer->empty())
+  call assert_true(maparg('+', 'n', 0, 1).buffer->empty())
+
+  " Buffer 'foo' shall have the same mapping as before running the termdebug
+  " session
+  buffer foo
+  call assert_true(bufname() ==# 'foo')
   call assert_true(maparg('K', 'n', 0, 1).buffer)
   call assert_true(maparg('-', 'n', 0, 1).buffer)
   call assert_true(maparg('+', 'n', 0, 1).buffer)
   call assert_equal(':echom "bK"<cr>', maparg('K', 'n', 0, 1).rhs)
 
+  nunmap K
+  nunmap +
+  nunmap -
   %bw!
 endfunc
 
-- 
cgit