Re: [PATCH v2] pipe_command(): mark stdin descriptor as non-blocking

> diff --git a/t/t3701-add-interactive.sh b/t/t3701-add-interactive.sh
> index b354fb39de..01d6ce9c83 100755
> --- a/t/t3701-add-interactive.sh
> +++ b/t/t3701-add-interactive.sh
> @@ -766,6 +766,20 @@ test_expect_success 'detect bogus diffFilter output' '
>  	force_color test_must_fail git add -p <y
>  '
>
> +test_expect_success 'handle very large filtered diff' '
> +	git reset --hard &&
> +	# The specific number here is not important, but it must
> +	# be large enough that the output of "git diff --color"
> +	# fills up the pipe buffer. 10,000 results in ~200k of
> +	# colored output.
> +	test_seq 10000 >test &&
> +	false &&

> +	test_config interactive.diffFilter cat &&
> +	printf y >y &&
> +	force_color git add -p >output 2>&1 <y &&
> +	git diff-files --exit-code -- test
> +'
> +
>  test_expect_success 'diff.algorithm is passed to `git diff-files`' '
>  	git reset --hard &&
>