Subject: Re: [PATCH v3 10/30] subtree: t7900: add a test for the -h flag

From: Ævar Arnfjörð Bjarmason <[email-masked]>
Date: Fri, 30 Apr 2021 12:01:50 +0200

On Tue, Apr 27 2021, Luke Shumaker wrote:

> From: Luke Shumaker <[email-masked]>
>
> It's a dumb test, but it's surprisingly easy to break.
>
> Signed-off-by: Luke Shumaker <[email-masked]>
> ---
>  contrib/subtree/t/t7900-subtree.sh | 7 +++++++
>  1 file changed, 7 insertions(+)
>
> diff --git a/contrib/subtree/t/t7900-subtree.sh b/contrib/subtree/t/t7900-subtree.sh
> index 5c2510f1f5..9afba2f282 100755
> --- a/contrib/subtree/t/t7900-subtree.sh
> +++ b/contrib/subtree/t/t7900-subtree.sh
> @@ -37,6 +37,13 @@ last_commit_subject () {
>  	git log --pretty=format:%s -1
>  }
>  
> +test_expect_success 'shows short help text for -h' '
> +	test_expect_code 129 git subtree -h >out 2>err &&
> +	test_must_be_empty err &&
> +	grep -e "^ *or: git subtree pull" out &&
> +	grep -e --annotate out

I wonder if "grep -e --could-be-an-option-if-not-for-e" is portable,
probably....