diff --git a/lib/xos-synchronizer/tests/steps/sync_instances.py b/lib/xos-synchronizer/tests/steps/sync_instances.py
new file mode 100644
index 0000000..479b87d
--- /dev/null
+++ b/lib/xos-synchronizer/tests/steps/sync_instances.py
@@ -0,0 +1,65 @@
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+import os
+import base64
+import socket
+from xossynchronizer.steps import syncstep
+from xossynchronizer.mock_modelaccessor import *
+
+RESTAPI_HOSTNAME = socket.gethostname()
+RESTAPI_PORT = "8000"
+
+
+def escape(s):
+    s = s.replace("\n", r"\n").replace('"', r"\"")
+    return s
+
+
+class SyncInstances(syncstep.SyncStep):
+    provides = [Instance]
+    requested_interval = 0
+    observes = Instance
+    playbook = "sync_instances.yaml"
+
+    def fetch_pending(self, deletion=False):
+        objs = super(SyncInstances, self).fetch_pending(deletion)
+        objs = [x for x in objs if x.isolation == "vm"]
+        return objs
+
+    def map_sync_inputs(self, instance):
+        inputs = {}
+        metadata_update = {}
+
+        fields = {"name": instance.name, "delete": False}
+        return fields
+
+    def map_sync_outputs(self, instance, res):
+        instance.save()
+
+    def map_delete_inputs(self, instance):
+        input = {
+            "endpoint": "endpoint",
+            "admin_user": "admin_user",
+            "admin_password": "admin_password",
+            "project_name": "project_name",
+            "tenant": "tenant",
+            "tenant_description": "tenant_description",
+            "name": instance.name,
+            "ansible_tag": "ansible_tag",
+            "delete": True,
+        }
+
+        return input