#!/bin/sh
#
# Copyright (c) 2005 Junio C Hamano
#
test_description='Same rename detection as t4003 but testing diff-raw.'
TEST_PASSES_SANITIZE_LEAK=true
. ./test-lib.sh
. "$TEST_DIRECTORY"/lib-diff.sh ;# test-lib chdir's into trash
test_expect_success 'setup reference tree' '
COPYING_test_data >COPYING &&
echo frotz >rezrov &&
git update-index --add COPYING rezrov &&
tree=$(git write-tree) &&
echo $tree &&
sed -e "s/HOWEVER/However/" <COPYING >COPYING.1 &&
sed -e "s/GPL/G.P.L/g" <COPYING >COPYING.2 &&
origoid=$(git hash-object COPYING) &&
oid1=$(git hash-object COPYING.1) &&
oid2=$(git hash-object COPYING.2)
'
################################################################
# tree has COPYING and rezrov. work tree has COPYING.1 and COPYING.2,
# both are slightly edited, and unchanged rezrov. We say COPYING.1
# and COPYING.2 are based on COPYING, and do not say anything about
# rezrov.
test_expect_success 'validate output from rename/copy detection (#1)' '
rm -f COPYING &&
git update-index --add --remove COPYING COPYING.? &&
cat <<-EOF >expected &&
:100644 100644 $origoid $oid1 C1234 COPYING COPYING.1
:100644 100644 $origoid $oid2 R1234 COPYING COPYING.2
EOF
git diff-index -C $tree >current &&
compare_diff_raw expected current
'
################################################################
# tree has COPYING and rezrov. work tree has COPYING and COPYING.1,
# both are slightly edited, and unchanged rezrov. We say COPYING.1
# is based on COPYING and COPYING is still there, and do not say anything
# about rezrov.
test_expect_success 'validate output from rename/copy detection (#2)' '
mv COPYING.2 COPYING &&
git update-index --add --remove COPYING COPYING.1 COPYING.2 &&
cat <<-EOF >expected &&
:100644 100644 $origoid $oid2 M COPYING
:100644 100644 $origoid $oid1 C1234 COPYING COPYING.1
EOF
git diff-index -C $tree >current &&
compare_diff_raw current expected
'
################################################################
# tree has COPYING and rezrov. work tree has the same COPYING and
# copy-edited COPYING.1, and unchanged rezrov. We should not say
# anything about rezrov or COPYING, since the revised again diff-raw
# nows how to say Copy.
test_expect_success 'validate output from rename/copy detection (#3)' '
COPYING_test_data >COPYING &&
git update-index --add --remove COPYING COPYING.1 &&
cat <<-EOF >expected &&
:100644 100644 $origoid $oid1 C1234 COPYING COPYING.1
EOF
git diff-index -C --find-copies-harder $tree >current &&
compare_diff_raw current expected
'
test_done
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