1 files changed, 6 insertions, 0 deletions
diff --git a/test/functional/insert/insert_spec.lua b/test/functional/insert/insert_spec.lua
index 427954f5a6..330cfbd830 100644
--- a/test/functional/insert/insert_spec.lua
+++ b/test/functional/insert/insert_spec.lua
@@ -37,5 +37,11 @@ describe('insert-mode', function()
     command('iunmap <M-l>')
     feed('0i<M-l>')
     eq({ 0, 1, 2, 0, }, funcs.getpos('.'))
+    -- Unmapped ALT-chord has same `undo` characteristics as ESC+<key>
+    command('0,$d')
+    feed('ahello<M-.>')
+    expect('hellohello')
+    feed('u')
+    expect('hello')
   end)
 end)