#!/bin/sh
#
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
#
# Copyright 2019 Olaf Wintermann. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
#   1. Redistributions of source code must retain the above copyright
#      notice, this list of conditions and the following disclaimer.
#
#   2. Redistributions in binary form must reproduce the above copyright
#      notice, this list of conditions and the following disclaimer in the
#      documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#

if [ -z "$DAV_BIN" ];
then
	echo "DAV_BIN variable not set"
	exit 1
fi
if [ -z "$DAV_SYNC_BIN" ];
then
	echo "DAV_BIN variable not set"
	exit 1
fi

# checks if tmp-sync/out.txt contains a specific text
# arg1: pattern
# arg2: errormsg
check_tmpout()
{
	TEST=`cat tmp-sync/out.txt | grep "$1"`
	if [ $? -ne 0 ];
	then
		echo "$2"
		exit 2	
	fi
}

# do dav-sync push and check return value
# arg1: dir
# arg2: errormsg
dav_sync_push()
{
	$DAV_SYNC_BIN push $1 > tmp-sync/out.txt
	if [ $? -ne 0 ];
	then
		echo "$2"
		exit 2
	fi
}
# do dav-sync pull and check return value
# arg1: dir
# arg2: errormsg
dav_sync_pull()
{
	$DAV_SYNC_BIN pull $1 > tmp-sync/out.txt
	if [ $? -ne 0 ];
	then
		echo "$2"
		exit 2
	fi
}

rm -f .dav/dav-sync-tests-test2a-db.xml
rm -f .dav/dav-sync-tests-test2b-db.xml

$DAV_BIN rm dav-test-repo/sync/test2 2> /dev/null

$DAV_BIN mkcol dav-test-repo/sync/test2 2> /dev/null

# tmp sync dir
rm -Rf tmp-sync
mkdir tmp-sync
mkdir tmp-sync/test2a
mkdir tmp-sync/test2b

# ----------------------------------------------------------------------------
# 1. test: add 4 files, push, pull (not really an hashing test)
# expected result: 4 files pushed, 4 files pulled

mkdir tmp-sync/test2a/dir1/
mkdir tmp-sync/test2a/dir1/subdir1/

cp synctest/file1 tmp-sync/test2a/
cp synctest/file2 tmp-sync/test2a/dir1/
cp synctest/file3 tmp-sync/test2a/dir1/subdir1
cp synctest/file4 tmp-sync/test2a/dir1/subdir1

dav_sync_push test2a "test 1: push failed"
check_tmpout "4 files pushed" "test 1: wrong push counter"
check_tmpout "0 conflicts" "test 1: wrong conflict counter (push)"
check_tmpout "0 errors" "test 1: wrong error counter (push)"

dav_sync_pull test2b "test 1: pull failed"
check_tmpout "4 files pulled" "test 1: wrong pull counter"
check_tmpout "0 conflicts" "test 1: wrong conflict counter (pull)"
check_tmpout "0 errors" "test 1: wrong error counter (pull)"


# ----------------------------------------------------------------------------
# 2. test: touch 2 files, push
# expected result: 0 files pushed

sleep 3

touch tmp-sync/test2a/file1
touch tmp-sync/test2a/dir1/file2

dav_sync_push test2a "test 2: push failed"
check_tmpout "0 files pushed" "test 2: wrong push counter"
check_tmpout "0 conflicts" "test 2: wrong conflict counter"
check_tmpout "0 errors" "test 2: wrong error counter"


# ----------------------------------------------------------------------------
# 3. test: copy fil1 to test2a again
# expected result: 0 files pushed

sleep 3

cp synctest/file1 tmp-sync/test2a/

dav_sync_push test2a "test 3: push failed"
check_tmpout "0 files pushed" "test 3: wrong push counter"
check_tmpout "0 conflicts" "test 3: wrong conflict counter"
check_tmpout "0 errors" "test 3: wrong error counter"


# ----------------------------------------------------------------------------
# 4. test: change content but don't change mtime
# expected result: 1 file pushed

# modify file and mtime to update mtime in the database
echo "test4-change1-a" >> tmp-sync/test2a/file1
touch -t 01011200 tmp-sync/test2a/file1

dav_sync_push test2a "test 4: push failed (1)"
check_tmpout "1 file pushed" "test 4: wrong push counter (1)"
check_tmpout "0 conflicts" "test 4: wrong conflict counter (1)"
check_tmpout "0 errors" "test 4: wrong error counter (1)"

# modify file again and set mtime to same value
echo "test4-change2-a" >> tmp-sync/test2a/file1
touch -t 01011200 tmp-sync/test2a/file1

dav_sync_push test2a "test 4: push failed (2)"
check_tmpout "1 file pushed" "test 4: wrong push counter (2)"
check_tmpout "0 conflicts" "test 4: wrong conflict counter (2)"
check_tmpout "0 errors" "test 4: wrong error counter (2)"


# ----------------------------------------------------------------------------
# 5. test: set same content on both sides
# expected result: no conflict

# prepare test2b
dav_sync_pull test2b "test 5: pull failed"
check_tmpout "1 file pulled" "test 5: wrong pull counter"
check_tmpout "0 conflicts" "test 5: wrong conflict counter (prepare)"
check_tmpout "0 errors" "test 5: wrong error counter (prepare)"

# change content on both sides
echo "test5-change" >> tmp-sync/test2a/file1
echo "test5-change" >> tmp-sync/test2b/file1

# push both sides
dav_sync_push test2a "test 5: push failed (test2a)"
check_tmpout "1 file pushed" "test 5: wrong push counter (test2a)"
check_tmpout "0 conflicts" "test 5: wrong conflict counter (test2a)"
check_tmpout "0 errors" "test 5: wrong error counter (test2a)"

dav_sync_push test2b "test 5: push failed (test2b)"
# don't check push counter
check_tmpout "0 conflicts" "test 5: wrong conflict counter (test2b)"
check_tmpout "0 errors" "test 5: wrong error counter (test2b)"


# ----------------------------------------------------------------------------
# 6. test: upload same new file on both sides
# expected result: no conflict

echo "test6-newfile" >> tmp-sync/test2a/newfile1
echo "test6-newfile" >> tmp-sync/test2b/newfile1

# push both sides
dav_sync_push test2a "test 6: push failed (test2a)"
check_tmpout "1 file pushed" "test 6: wrong push counter (test2a)"
check_tmpout "0 conflicts" "test 6: wrong conflict counter (test2a)"
check_tmpout "0 errors" "test 6: wrong error counter (test2a)"

dav_sync_push test2b "test 6: push failed (test2b)"
# don't check push counter
check_tmpout "0 conflicts" "test 6: wrong conflict counter (test2b)"
check_tmpout "0 errors" "test 6: wrong error counter (test2b)"


# ----------------------------------------------------------------------------
# 7. test: rename file
# expected result: move

mv tmp-sync/test2a/newfile1 tmp-sync/test2a/move1

dav_sync_push test2a "test 7: push failed"
check_tmpout "move:" "test 7: no move"
check_tmpout "0 conflicts" "test 7: wrong conflict counter"
check_tmpout "0 errors" "test 7: wrong error counter"


# ----------------------------------------------------------------------------
# 8. test: copy file
# expected result: copy

cp tmp-sync/test2a/file1 tmp-sync/test2a/copy1

dav_sync_push test2a "test 8: push failed"
check_tmpout "copy:" "test 8: no move"
check_tmpout "0 conflicts" "test 8: wrong conflict counter"
check_tmpout "0 errors" "test 8: wrong error counter"


# ----------------------------------------------------------------------------
# 9. test: copy file1 multiple times and than delete it
# expected result: multiple copies, maybe one move, no errors

echo "test9-change" >> tmp-sync/test2a/file1
dav_sync_push test2a "test 9: push failed (prepare)"
check_tmpout "1 file pushed" "test 9: wrong push counter (prepare)"
check_tmpout "0 conflicts" "test 9: wrong conflict counter (prepare)"
check_tmpout "0 errors" "test 9: wrong error counter (prepare)"

cp tmp-sync/test2a/file1 tmp-sync/test2a/copyx1
cp tmp-sync/test2a/file1 tmp-sync/test2a/copyx2
cp tmp-sync/test2a/file1 tmp-sync/test2a/copyx3
cp tmp-sync/test2a/file1 tmp-sync/test2a/copyx4
cp tmp-sync/test2a/file1 tmp-sync/test2a/copyx5
rm -f tmp-sync/test2a/file1

dav_sync_push test2a "test 9: push failed"
check_tmpout "copy:" "test 9: no move"
check_tmpout "0 conflicts" "test 9: wrong conflict counter"
check_tmpout "0 errors" "test 9: wrong error counter"

# to check if everything worked, pull test2b and check the files

dav_sync_pull test2b
check_tmpout "0 conflicts" "test 9: wrong conflict counter (pull)"
check_tmpout "0 errors" "test 9: wrong error counter (pull)"

cat tmp-sync/test2b/file1 > /dev/null 2>&1
if [ $? -eq 0 ]; then
	echo "test 9: file1 not deleted (pull)"
	exit 2
fi

diff tmp-sync/test2a/copyx1 tmp-sync/test2b/copyx1 > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "test 9: copyx1 missing or wrong content"
	exit 2
fi
diff tmp-sync/test2a/copyx2 tmp-sync/test2b/copyx2 > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "test 9: copyx2 missing or wrong content"
	exit 2
fi
diff tmp-sync/test2a/copyx3 tmp-sync/test2b/copyx3 > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "test 9: copyx3 missing or wrong content"
	exit 2
fi
diff tmp-sync/test2a/copyx4 tmp-sync/test2b/copyx4 > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "test 9: copyx4 missing or wrong content"
	exit 2
fi
diff tmp-sync/test2a/copyx5 tmp-sync/test2b/copyx5 > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "test 9: copyx5 missing or wrong content"
	exit 2
fi


# ----------------------------------------------------------------------------
# 10. test: rename all copyx files, which will have all the same content hash
# we don't test if everything is moved (instead of deleted), but to make sure
# no errors occur when working with files with the same content
# expected result: no errors

mv tmp-sync/test2a/copyx1 tmp-sync/test2a/movex1
mv tmp-sync/test2a/copyx2 tmp-sync/test2a/movex2
mv tmp-sync/test2a/copyx3 tmp-sync/test2a/movex3
mv tmp-sync/test2a/copyx4 tmp-sync/test2a/movex4
mv tmp-sync/test2a/copyx5 tmp-sync/test2a/movex5

dav_sync_push test2a "test 10: push failed"
check_tmpout "move:" "test 10: no move"
check_tmpout "0 conflicts" "test 10: wrong conflict counter"
check_tmpout "0 errors" "test 10: wrong error counter"

# to check if everything worked, pull test2b and check the files

dav_sync_pull test2b
check_tmpout "0 conflicts" "test 9: wrong conflict counter (pull)"
check_tmpout "0 errors" "test 9: wrong error counter (pull)"

diff tmp-sync/test2a/movex1 tmp-sync/test2b/movex1 > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "test 10: movex1 missing or wrong content"
	exit 2
fi
diff tmp-sync/test2a/movex2 tmp-sync/test2b/movex2 > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "test 10: movex2 missing or wrong content"
	exit 2
fi
diff tmp-sync/test2a/movex3 tmp-sync/test2b/movex3 > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "test 10: movex3 missing or wrong content"
	exit 2
fi
diff tmp-sync/test2a/movex4 tmp-sync/test2b/movex4 > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "test 10: movex4 missing or wrong content"
	exit 2
fi
diff tmp-sync/test2a/movex5 tmp-sync/test2b/movex5 > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "test 10: movex5 missing or wrong content"
	exit 2
fi


# ----------------------------------------------------------------------------
# 11. test: copy file, push test2a, pull test2b
# expected result: pull copies file

cp tmp-sync/test2a/movex5 tmp-sync/test2a/newcopyt11
dav_sync_push test2a "test 11: push failed"
check_tmpout "copy:" "test 11: no copy (push)"
check_tmpout "0 conflicts" "test 11: wrong conflict counter (push)"
check_tmpout "0 errors" "test 11: wrong error counter (push)"

dav_sync_pull test2b "test 11: pull failed"
check_tmpout "copy:" "test 11: no copy (pull)"
check_tmpout "0 conflicts" "test 11: wrong conflict counter (pull)"
check_tmpout "0 errors" "test 11: wrong error counter (pull)"


# ----------------------------------------------------------------------------
# 12. test: move file, push test2a, pull test2b
# expected result: pull moves file

# we need a fresh file with new content hash for this test
echo "test12-newfile" >> tmp-sync/test2a/t12file1
dav_sync_push test2a "test 12: push failed (prepare)"
check_tmpout "1 file pushed" "test 12: wrong push counter (prepare)"
check_tmpout "0 conflicts" "test 12: wrong conflict counter (push, prepare)"
check_tmpout "0 errors" "test 12: wrong error counter (push, prepare)"

dav_sync_pull test2b "test 12: pull failed (prepare)"
check_tmpout "1 file pulled" "test 12: wrong pull counter (prepare)"
check_tmpout "0 conflicts" "test 12: wrong conflict counter (pull, prepare)"
check_tmpout "0 errors" "test 12: wrong error counter (pull, prepare)"

# actual test
mv tmp-sync/test2a/t12file1 tmp-sync/test2a/t12move1
dav_sync_push test2a "test 12: push failed"
check_tmpout "move:" "test 12: no copy (push)"
check_tmpout "0 conflicts" "test 12: wrong conflict counter (push)"
check_tmpout "0 errors" "test 12: wrong error counter (push)"

dav_sync_pull test2b "test 12: pull failed"
check_tmpout "move:" "test 12: no move (pull)"
check_tmpout "0 conflicts" "test 12: wrong conflict counter (pull)"
check_tmpout "0 errors" "test 12: wrong error counter (pull)"

