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#!/bin/sh
#
# Copyright (c) 2005 Junio C Hamano
#
test_description='Rename interaction with pathspec.
'
. ./test-lib.sh
. "$TEST_DIRECTORY"/diff-lib.sh ;# test-lib chdir's into trash
test_expect_success 'prepare reference tree' '
mkdir path0 path1 &&
cp "$TEST_DIRECTORY"/../COPYING path0/COPYING &&
git update-index --add path0/COPYING &&
tree=$(git write-tree) &&
echo $tree
'
test_expect_success 'prepare work tree' '
cp path0/COPYING path1/COPYING &&
git update-index --add --remove path0/COPYING path1/COPYING
'
# 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.
# Comparing the full tree with cache should tell us so.
cat >expected <<\EOF
:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 6ff87c4664981e4397625791c8ea3bbb5f2279a3 C100 path0/COPYING path1/COPYING
EOF
test_expect_success 'copy detection' '
git diff-index -C --find-copies-harder $tree >current &&
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
# path1/COPYING suddenly appearing from nowhere, not detected as
# a copy from path0/COPYING.
cat >expected <<\EOF
:000000 100644 0000000000000000000000000000000000000000 6ff87c4664981e4397625791c8ea3bbb5f2279a3 A path1/COPYING
EOF
test_expect_success 'copy, limited to a subtree' '
git diff-index -C --find-copies-harder $tree path1 >current &&
compare_diff_raw current expected
'
test_expect_success 'tweak work tree' '
rm -f path0/COPYING &&
git update-index --remove path0/COPYING
'
# In the tree, there is only path0/COPYING. In the cache, path0 does
# not have COPYING anymore and path1 has COPYING which is a copy of
# path0/COPYING. Showing the full tree with cache should tell us about
# the rename.
cat >expected <<\EOF
:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 6ff87c4664981e4397625791c8ea3bbb5f2279a3 R100 path0/COPYING path1/COPYING
EOF
test_expect_success 'rename detection' '
git diff-index -C --find-copies-harder $tree >current &&
compare_diff_raw current expected
'
# In the tree, there is only path0/COPYING. In the cache, path0 does
# not have COPYING anymore and path1 has COPYING which is a copy of
# path0/COPYING. When we say we care only about path1, we should just
# see path1/COPYING appearing from nowhere.
cat >expected <<\EOF
:000000 100644 0000000000000000000000000000000000000000 6ff87c4664981e4397625791c8ea3bbb5f2279a3 A path1/COPYING
EOF
test_expect_success 'rename, limited to a subtree' '
git diff-index -C --find-copies-harder $tree path1 >current &&
compare_diff_raw current expected
'
test_done
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