diff -r 1baec7ff8931 -r ab34fc9ecf1d test/bin-test/test-dav-sync-metadata1.sh
--- a/test/bin-test/test-dav-sync-metadata1.sh	Sat Oct 19 10:47:46 2019 +0200
+++ b/test/bin-test/test-dav-sync-metadata1.sh	Sat Oct 19 11:15:04 2019 +0200
@@ -90,7 +90,7 @@
 mkdir tmp-sync/test4b
 
 # ----------------------------------------------------------------------------
-# 1. test: sync executable file and check if it can be executed
+# test 1: sync executable file and check if it can be executed
 # expected result: exec works
 
 echo "#!/bin/sh"     > tmp-sync/test4a/script.sh
@@ -127,3 +127,63 @@
 	fi
 fi
 
+# ----------------------------------------------------------------------------
+# test 2: set mtime to specific date and sync the file
+# expected result: mtime the same on both sides
+
+mkdir tmp-sync/test4a/dir1
+
+cp synctest/file1 tmp-sync/test4a/
+cp synctest/file2 tmp-sync/test4a/dir1/
+
+touch -t 01011200 tmp-sync/test4a/file1
+touch -t 02021200 tmp-sync/test4a/dir1/file2
+
+dav_sync_push test4a "test 2: push failed"
+check_tmpout "2 files pushed" "test 2: wrong push counter"
+check_tmpout "0 conflicts" "test 2: wrong conflict counter (push)"
+check_tmpout "0 errors" "test 2: wrong error counter (push)"
+
+dav_sync_pull test4b "test 2: pull failed"
+check_tmpout "2 files pulled" "test 2: wrong pull counter"
+check_tmpout "0 conflicts" "test 2: wrong conflict counter (pull)"
+check_tmpout "0 errors" "test 2: wrong error counter (pull)"
+
+MTIMEA1=`stat -c %Y tmp-sync/test4a/file1`
+MTIMEB1=`stat -c %Y tmp-sync/test4b/file1`
+
+MTIMEA2=`stat -c %Y tmp-sync/test4a/dir1/file2`
+MTIMEB2=`stat -c %Y tmp-sync/test4b/dir1/file2`
+
+if [ $MTIMEA1 != $MTIMEB1 ]; then
+	echo "file1: mtime not synced"
+	exit 2
+fi
+if [ $MTIMEA2 != $MTIMEB2 ]; then
+	echo "file2: mtime not synced"
+	exit 2
+fi
+
+# ----------------------------------------------------------------------------
+# test 3: modify file1 and push/pull
+# expected result: file content synced, mtime also synced
+
+echo "test3-mod1" >> tmp-sync/test4a/file1
+
+dav_sync_push test4a "test 3: push failed"
+check_tmpout "1 file pushed" "test 3: wrong push counter"
+check_tmpout "0 conflicts" "test 3: wrong conflict counter (push)"
+check_tmpout "0 errors" "test 3: wrong error counter (push)"
+
+dav_sync_pull test4b "test 3: pull failed"
+check_tmpout "1 file pulled" "test 3: wrong pull counter"
+check_tmpout "0 conflicts" "test 3: wrong conflict counter (pull)"
+check_tmpout "0 errors" "test 3: wrong error counter (pull)"
+
+MTIMEA1=`stat -c %Y tmp-sync/test4a/file1`
+MTIMEB1=`stat -c %Y tmp-sync/test4b/file1`
+
+if [ $MTIMEA1 != $MTIMEB1 ]; then
+	echo "file1: mtime not synced"
+	exit 2
+fi