#!/bin/sh
#
# Copyright (c) 2005 Junio C Hamano
#

test_description='git apply handling binary patches

'
. ./test-lib.sh

# setup

cat >file1 <<EOF
A quick brown fox jumps over the lazy dog.
A tiny little penguin runs around in circles.
There is a flag with Linux written on it.
A slow black-and-white panda just sits there,
munching on his bamboo.
EOF
cat file1 >file2
cat file1 >file4

test_expect_success 'setup' "
	git update-index --add --remove file1 file2 file4 &&
	git commit -m 'Initial Version' 2>/dev/null &&

	git checkout -b binary &&
	"$PERL_PATH" -pe 'y/x/\000/' <file1 >file3 &&
	cat file3 >file4 &&
	git add file2 &&
	"$PERL_PATH" -pe 'y/\000/v/' <file3 >file1 &&
	rm -f file2 &&
	git update-index --add --remove file1 file2 file3 file4 &&
	git commit -m 'Second Version' &&

	git diff-tree -p master binary >B.diff &&
	git diff-tree -p -C master binary >C.diff &&

	git diff-tree -p --binary master binary >BF.diff &&
	git diff-tree -p --binary -C master binary >CF.diff &&

	git diff-tree -p --full-index master binary >B-index.diff &&
	git diff-tree -p -C --full-index master binary >C-index.diff &&

	git init other-repo &&
	(cd other-repo &&
	 git fetch .. master &&
	 git reset --hard FETCH_HEAD
	)
"

test_expect_success 'stat binary diff -- should not fail.' \
	'git checkout master &&
	 git apply --stat --summary B.diff'

test_expect_success 'stat binary diff (copy) -- should not fail.' \
	'git checkout master &&
	 git apply --stat --summary C.diff'

test_expect_success 'check binary diff -- should fail.' \
	'git checkout master &&
	 test_must_fail git apply --check B.diff'

test_expect_success 'check binary diff (copy) -- should fail.' \
	'git checkout master &&
	 test_must_fail git apply --check C.diff'

test_expect_success \
	'check incomplete binary diff with replacement -- should fail.' '
	git checkout master &&
	test_must_fail git apply --check --allow-binary-replacement B.diff
'

test_expect_success \
    'check incomplete binary diff with replacement (copy) -- should fail.' '
	 git checkout master &&
	 test_must_fail git apply --check --allow-binary-replacement C.diff
'

test_expect_success 'check binary diff with replacement.' \
	'git checkout master &&
	 git apply --check --allow-binary-replacement BF.diff'

test_expect_success 'check binary diff with replacement (copy).' \
	'git checkout master &&
	 git apply --check --allow-binary-replacement CF.diff'

# Now we start applying them.

do_reset () {
	rm -f file? &&
	git reset --hard &&
	git checkout -f master
}

test_expect_success 'apply binary diff -- should fail.' \
	'do_reset &&
	 test_must_fail git apply B.diff'

test_expect_success 'apply binary diff -- should fail.' \
	'do_reset &&
	 test_must_fail git apply --index B.diff'

test_expect_success 'apply binary diff (copy) -- should fail.' \
	'do_reset &&
	 test_must_fail git apply C.diff'

test_expect_success 'apply binary diff (copy) -- should fail.' \
	'do_reset &&
	 test_must_fail git apply --index C.diff'

test_expect_success 'apply binary diff with full-index' '
	do_reset &&
	git apply B-index.diff
'

test_expect_success 'apply binary diff with full-index (copy)' '
	do_reset &&
	git apply C-index.diff
'

test_expect_success 'apply full-index binary diff in new repo' '
	(cd other-repo &&
	 do_reset &&
	 test_must_fail git apply ../B-index.diff)
'

test_expect_success 'apply binary diff without replacement.' \
	'do_reset &&
	 git apply BF.diff'

test_expect_success 'apply binary diff without replacement (copy).' \
	'do_reset &&
	 git apply CF.diff'

test_expect_success 'apply binary diff.' \
	'do_reset &&
	 git apply --allow-binary-replacement --index BF.diff &&
	 test -z "$(git diff --name-status binary)"'

test_expect_success 'apply binary diff (copy).' \
	'do_reset &&
	 git apply --allow-binary-replacement --index CF.diff &&
	 test -z "$(git diff --name-status binary)"'

test_done