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-rw-r--r--src/nvim/testdir/test_cmdline.vim5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/nvim/testdir/test_cmdline.vim b/src/nvim/testdir/test_cmdline.vim
index 8ee894c35f..b00764e0dd 100644
--- a/src/nvim/testdir/test_cmdline.vim
+++ b/src/nvim/testdir/test_cmdline.vim
@@ -1361,4 +1361,9 @@ func Test_recursive_register()
call assert_equal('yes', caught)
endfunc
+func Test_long_error_message()
+ " the error should be truncated, not overrun IObuff
+ silent! norm Q00000000000000     000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000                                                                                                                                                                                                                        
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab