Re: [PATCH v4 1/4] t6006 (rev-list-format): don't hardcode SHA-1 in expected outputs

> Alexey Shumkin <alex.crezoff@gmail.com> writes:
> 
> >> Why do we want "whatever_7" variables and use "cut -c1-7" to
> >> produce them?  Is "7" something we care deeply about?
> >> 
> >> I think what we care a lot more than "7" that happens to be the
> >> current default value is to make sure that, if we ever update the
> >> default abbreviation length to a larger value, the abbreviation
> >> shown with --format=%h is consistent with the abbreviation that is
> >> given by rev-parse --short.
> >> 
> >>     head1_short=$(git rev-parse --short $head1)
> >> 
> >> perhaps?
> >> ...
> >> Likewise.
> >> 
> >> > +	tree2_7=$(echo $tree2 | cut -c1-7)
> >> 
> >> Likewise.
> > but is there "git something" to return abbreviated tree hash except
> > "pretty formats" that is implicitly tested here?
> 
> Does "git rev-parse --short $tree2" count?