On 04/30/2015 01:05 AM, Junio C Hamano wrote:
karthik nayak <karthik....@gmail.com> writes:
> On 04/29/2015 08:19 PM, Junio C Hamano wrote:
>> Karthik Nayak <karthik....@gmail.com> writes:
>>
>>> Update sha1_loose_object_info() to optionally allow it to read
>>> from a loose object file of unknown/bogus type; as the function
>>> usually returns the type of the object it read in the form of enum
>>> for known types, add an optional "typename" field to receive the
>>> name of the type in textual form and a flag to indicate the reading
>>> of a loose object file of unknown/bogus type.
>>>
>>> Add parse_sha1_header_extended() which acts as a wrapper around
>>> parse_sha1_header() allowing more information to be obtained.
>>
>> Thanks. This mostly looks good modulo a nit.
>
> Sorry didn't get what you meant by "modulo a nit.".
"nit" as in "Nit-pick"; a small imperfection that may need to be
corrected (such as the "what if we saw failure earlier and 'status'
already had a value?" issue).
Thanks for clearing that out.
>> It is a good trade-off between complexity and efficiency. The
>> complexity is isolated as the function is file-scope-static and it
>> is perfectly fine to force the callers to be extra careful.
>>
>> But this suggests that the patch to add tests should try at least
>> two, preferably three, kinds of test input. A bogus type that needs
>> a header longer than the caller's fixed buffer, a bogus type whose
>> header would fit within the fixed buffer, and optionally a correct
>> type whose header should always fit within the fixed buffer.
>
> Yes it is a tradeoff, and it is complex as in the user has to check
> the strbuf provided to see if its been used. But this like you said I
> guess its a good tradeoff.
> About the three tests, My patch checks "a bogus type whose header
> would fit within the fixed buffer" and "correct type whose header
> should always fit within the fixed buffer" but will write a test to
> check "A bogus type that needs a header longer than the caller's fixed
> buffer"
Yup. Please do so; that would make the test coverage more complete.
Yup will do :)
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