On Tue, 2014-07-01 at 14:03 -0700, Junio C Hamano wrote:
> David Turner <dtur...@twopensource.com> writes:
> 
> > On Tue, 2014-07-01 at 06:16 +0200, Torsten Bögershausen wrote:
> >> diff --git a/t/t0090-cache-tree.sh b/t/t0090-cache-tree.sh
> >> index 6c33e28..7c60675 100755
> >> --- a/t/t0090-cache-tree.sh
> >> +++ b/t/t0090-cache-tree.sh
> >> @@ -85,9 +85,22 @@ test_expect_success 'reset --hard without index gives 
> >> cache-tree' '
> >>    test_shallow_cache_tree
> >>   '
> >>   
> >> -test_expect_failure 'checkout gives cache-tree' '
> >> +test_expect_success 'checkout gives cache-tree' '
> >> +  git tag current
> >>    git checkout HEAD^ &&
> >>    test_shallow_cache_tree
> >> 
> >> The && chainis broken here.
> >> Does the test now pass, because "git tag" is added ?
> >
> > The tag does not cause the cache-tree to be created, so git tag does not
> > cause the test to pass.
> 
> That does not explain why it is a good idea to declare success of
> this test if this new "git tag current" fails here for whatever
> reason (e.g. somebody updated "git tag" for a reason that is
> completely unrelated to cache-tree and made it segfault without
> creating the "current" tag).

Indeed; that's why the latest version includes &&.

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