Commit: patch 9.1.2105: tests: not enough tests for using plain_vgetc()

[Christian Brabandt]

patch 9.1.2105: tests: not enough tests for using plain_vgetc()

Commit: https://github.com/vim/vim/commit/2b6bdbc69780817bf3ef2e00b8ff0c0b8decba9e
Author: zeertzjq <zeer...@outlook.com>
Date: Fri Jan 23 19:11:28 2026 +0000

patch 9.1.2105: tests: not enough tests for using plain_vgetc()

Problem: Not enough tests for using plain_vgetc().
Solution: Add tests for using plain_vgetc() during various commands.
(zeertzjq)

closes: #19236

Signed-off-by: zeertzjq <zeer...@outlook.com>
Signed-off-by: Christian Brabandt <c...@256bit.org>

diff --git a/src/testdir/test_input.vim b/src/testdir/test_input.vim
index 3b1e2eb2d..46f5858ae 100644
--- a/src/testdir/test_input.vim
+++ b/src/testdir/test_input.vim
@@ -58,4 +58,54 @@ func Test_input_simplify_timedout()
bw!
endfunc

+" Check that <Ignore> and <MouseMove> are no-op in the middle of various
+" commands as they are ignored by plain_vgetc().
+func Test_input_noop_keys()
+ for key in ["\<Ignore>", "\<MouseMove>"]
+ 20new
+ setlocal scrolloff=0
+
+ let lines = range(1, 100)->mapnew({_, n -> $'line {n}'})
+ call setline(1, lines)
+ let InsertNoopKeys = {s -> key .. split(s, '\zs')->join(key) .. key}
+
+ call feedkeys(InsertNoopKeys("60z\<CR>\<C-\>\<C-N>"), 'tnix')
+ call assert_equal(60, line('w0'))
+ call assert_equal('line 60', getline('.'))
+
+ call feedkeys(InsertNoopKeys("gg20ddi\<C-V>x5F\<Esc>"), 'tnix')
+ call assert_equal(80, line('$'))
+ call assert_equal('_line 21', getline('.'))
+
+ call feedkeys(InsertNoopKeys("fea\<C-K>,.\<C-\>\<C-N>"), 'tnix')
+ call assert_equal('_line… 21', getline('.'))
+
+ call feedkeys(InsertNoopKeys("Iabcde\<C-G>ufghij\<Esc>u"), 'tnix')
+ call assert_equal('abcde_line… 21', getline('.'))
+ call feedkeys("\<C-R>$2Feg~tj", 'tnix')
+ call assert_equal('abcdEFGHIj_line… 21', getline('.'))
+
+ let @g = 'FOO'
+ call feedkeys(InsertNoopKeys("A\<C-R>g\<C-R>\<C-O>g\<Esc>"), 'tnix')
+ call assert_equal('abcdEFGHIj_line… 21FOOFOO', getline('.'))
+
+ call feedkeys(InsertNoopKeys("0v10l\<C-G>\<C-R>g?!!\<Esc>"), 'tnix')
+ call assert_equal('abcdEFGHIj_', @g)
+ call assert_equal('?!!line… 21FOOFOO', getline('.'))
+
+ let @g = 'BAR'
+ call feedkeys(InsertNoopKeys("$:\"abc\<C-R>\<C-R>\<C-W>\<CR>"), 'tnix')
+ call assert_equal('"abc21FOOFOO', @:)
+ call feedkeys(InsertNoopKeys(":\<C-\>e'\"foo'\<CR>\<C-R>g\<CR>"), 'tnix')
+ call assert_equal('"fooBAR', @:)
+
+ call feedkeys(InsertNoopKeys("z10\<CR>"), 'tnix')
+ call assert_equal(10, winheight(0))
+ call feedkeys(InsertNoopKeys("\<C-W>10+"), 'tnix')
+ call assert_equal(20, winheight(0))
+
+ bwipe!
+ endfor
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/version.c b/src/version.c
index 30c54f9f2..1852977ac 100644
--- a/src/version.c
+++ b/src/version.c
@@ -734,6 +734,8 @@ static char *(features[]) =

static int included_patches[] =
{ /* Add new patch number below this line */
+/**/
+ 2105,
/**/
2104,
/**/