Re: [PATCH] t1020: cleanup subdirectory tests a little

> Stefan Beller <sbeller@google.com> writes:
>
>> When looking through existing tests to point out good style I came across
>> t1020, which has a test commented out and the comment wasn't helping me
>> either of what the test should accomplish in the future. The code of the
>> test is the same as the test before except setting GIT_DIR=. explicitly,
>> so it did not ring a bell for me as well.
>
> I think this one should be clear, especially if you did notice the
> one that sets GIT_DIR=. explicitly.  It is saying that "git show -s
> HEAD" inside the bare repository should be intelligent enough to
> realize that it is inside bare repository (hence HEAD cannot be a
> file in the working tree); the user's asking for "HEAD" therefore
> must mean "the tip commit", and never "(by default the tip commit)
> filtered to the pathspec HEAD".