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Avoid "diff-index --cached" optimization under --find-copies-harder

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When find-copies-harder is in effect, the diff frontends are expected to
feed all paths, not just changed paths, to the diffcore, so that copy
sources can be picked up.  In such a case, not descending into subtrees
using the cache-tree information is simply wrong.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Junio C Hamano
2009-05-22 23:14:25 -07:00
parent b65982b608
commit a0919ced8a
2 changed files with 8 additions and 2 deletions
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5
t/t4007-rename-3.sh
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@@ -35,6 +35,11 @@ test_expect_success 'copy detection' '
compare_diff_raw current expected
'
test_expect_success 'copy detection, cached' '
git diff-index -C --find-copies-harder --cached $tree >current &&
compare_diff_raw current expected
'
# In the tree, there is only path0/COPYING. In the cache, path0 and
# path1 both have COPYING and the latter is a copy of path0/COPYING.
# However when we say we care only about path1, we should just see