From: Junio C Hamano <gitster@pobox.com>
Date: Thu, 23 Aug 2012 21:20:03 GMT
Subject: Re: [PATCH 2/3] branch: add --unset-upstream option
Message-ID: <7vpq6h2tmk.fsf@alter.siamese.dyndns.org>
In-Reply-To: <1345470460-28734-3-git-send-email-cmn@elego.de>

Carlos Martín Nieto <cmn@elego.de> writes:

> diff --git a/t/t3200-branch.sh b/t/t3200-branch.sh
> index e9019ac..93e5d6e 100755
> --- a/t/t3200-branch.sh
> +++ b/t/t3200-branch.sh
> @@ -383,6 +383,22 @@ test_expect_success 'use --set-upstream-to modify a particular branch' \
>       test "$(git config branch.my13.remote)" = "." &&
>       test "$(git config branch.my13.merge)" = "refs/heads/master"'
>  
> +test_expect_success 'test --unset-upstream on HEAD' \
> +    'git branch my14
> +     test_config branch.master.remote foo &&
> +     test_config branch.master.merge foo &&
> +     git branch --set-upstream-to my14 &&
> +     git branch --unset-upstream &&
> +     test_must_fail git config branch.master.remote &&
> +     test_must_fail git config branch.master.merge'
> +
> +test_expect_success 'test --unset-upstream on a particular branch' \
> +    'git branch my15
> +     git branch --set-upstream-to master my14 &&
> +     git branch --unset-upstream my14 &&
> +     test_must_fail git config branch.my14.remote &&
> +     test_must_fail git config branch.my14.merge'
> +

What should happen when you say "--unset-upstream" on a branch B
that does not have B@{upstream}?  Should it fail?  Should it be
silently ignored?  Is it undefined that we do not want to test?