Re: [PATCH v7 3/3] completion: handle unusual characters for sparse-checkout

> <snip>
> 
> Note there are two tests for this new functionality - one for spaces and
> accents and one for backslashes and tabs. The backslashes and tabs test
> uses FUNNYNAMES to avoid running on Windows. This is because:
> 
> 1. Backslashes are explicitly not allowed in Windows file paths.
> 2. Although tabs appear to be allowed when creating a file in a Windows
> bash shell, they actually are not renderable (and appear as empty boxes
> in the shell).
> 
> <snip>
> diff --git a/t/t9902-completion.sh b/t/t9902-completion.sh
> index b38a7302249..da6c86c64b3 100755
> --- a/t/t9902-completion.sh
> +++ b/t/t9902-completion.sh
> @@ -1508,6 +1508,55 @@ test_expect_success 'cone mode sparse-checkout completes directory names' '
> <snip>
> +# use FUNNYNAMES to avoid running on Windows, which doesn't permit backslashes or tabs in paths
> +test_expect_success FUNNYNAMES 'cone mode sparse-checkout completes directory names with backslashes and tabs' '
> +	# reset sparse-checkout
> +	git -C sparse-checkout sparse-checkout disable &&
> +	(
> +		cd sparse-checkout &&
> +		mkdir "directory\with\backslashes" &&
> +		mkdir "$(printf "directory\twith\ttabs")" &&
> +		>"directory\with\backslashes/randomfile" &&
> +		>"$(printf "directory\twith\ttabs")/randomfile" &&
> +		git add . &&
> +		git commit -m "Add directory with backslashes and directory with tabs" &&
> +		git sparse-checkout set --cone "directory\with\backslashes" \
> +			"$(printf "directory\twith\ttabs")" &&
> +		test_completion "git sparse-checkout add dir" <<-\EOF &&
> +		directory\with\backslashes/
> +		directory	with	tabs/
> +		EOF
> +		rm -rf "directory\with\backslashes" &&
> +		rm -rf "$(printf "directory\twith\ttabs")" &&
> +		git add . &&
> +		git commit -m "Remove directory with backslashes and directory with tabs"
> +	)
> +'
> +
>  test_expect_success 'non-cone mode sparse-checkout uses bash completion' '
>  	# reset sparse-checkout repo to non-cone mode
>  	git -C sparse-checkout sparse-checkout disable &&