patch 9.0.1934: :bwipe fails after switching window from aucmd_win.
Problem: :bwipe fails after switching window from aucmd_win.
Solution: Decrement b_nwindows after switching back to aucmd_win.
closes: #13160
Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: zeertzjq <zeertzjq@outlook.com>
diff --git a/src/testdir/test_autocmd.vim b/src/testdir/test_autocmd.vim
index 1b9ecc9..419005a 100644
--- a/src/testdir/test_autocmd.vim
+++ b/src/testdir/test_autocmd.vim
@@ -3630,11 +3630,22 @@
END
call v9.CheckScriptFailure(lines, 'E814:')
au! BufEnter
- only!
bwipe Xa.txt
bwipe Xb.txt
endfunc
+func Test_switch_window_in_autocmd_window()
+ edit Xa.txt
+ tabnew Xb.txt
+ autocmd BufEnter Xa.txt wincmd w
+ doautoall BufEnter
+ au! BufEnter
+ bwipe Xa.txt
+ call assert_false(bufexists('Xa.txt'))
+ bwipe Xb.txt
+ call assert_false(bufexists('Xb.txt'))
+endfunc
+
func Test_bufwipeout_changes_window()
" This should not crash, but we don't have any expectations about what
" happens, changing window in BufWipeout has unpredictable results.