Re: [PATCH] checkout: do not corrupt HEAD on empty repo

[Erik Faye-Lund <kusmabite@gmail.com>]

On Tue, May 8, 2012 at 6:43 PM, Junio C Hamano <gitster@pobox.com> wrote:
> Erik Faye-Lund <kusmabite@gmail.com> writes:
>
>> Hmh, this is needlessly cluttery. The following should cover it:
>>
>> ---
>> diff --git a/t/t2015-checkout-unborn.sh b/t/t2015-checkout-unborn.sh
>> index 2fa9458..b49fedf 100755
>> --- a/t/t2015-checkout-unborn.sh
>> +++ b/t/t2015-checkout-unborn.sh
>> @@ -50,10 +50,7 @@ test_expect_success 'checking out in a newly created repo' '
>>       test_create_repo empty &&
>>       (
>>               cd empty &&
>> -             cat .git/HEAD >expect &&
>> -             test_must_fail git checkout &&
>> -             cat .git/HEAD >actual &&
>> -             test_cmp expect actual
>> +             test_must_fail git checkout
>>       )
>>  '
>
> Hrm, I am of two minds.  Yes, we may want checkout to fail, but at the
> same time, we would want to make sure that a failed checkout does not
> corrupt the HEAD.

Good point.

>  Perhaps it would make it more palatable if you replaced
> "cat .git/HEAD" with "git symbolic-ref HEAD" in the original?

Ah, yes. That's much better. Do you want me to resend (improving the
test and replacing "CRT" with "vsnprintf")? I also spotted a typo in
the commit message ("crasheed" vs "crashed")...