diff --git a/monasca_persister/tests/test_utils.py b/monasca_persister/tests/test_utils.py
new file mode 100644
index 00000000..faca45f0
--- /dev/null
+++ b/monasca_persister/tests/test_utils.py
@@ -0,0 +1,113 @@
+# (C) Copyright 2019 Fujitsu Limited
+#
+# 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.
+
+from mock import Mock
+from oslotest import base
+
+from monasca_persister.repositories import utils
+
+
+class TestUtils(base.BaseTestCase):
+    def setUp(self):
+        super(TestUtils, self).setUp()
+
+    def tearDown(self):
+        super(TestUtils, self).tearDown()
+
+    def test_parse_measurement_message(self):
+        message = Mock()
+        message.message.value = """{
+            "metric": {
+              "name": "metric_name",
+              "timestamp": "metric_timestamp",
+              "value": "0.0",
+              "value_meta": {
+
+               },
+              "dimensions": {}
+          },
+          "meta": {
+              "region": "meta_region",
+              "tenantId": "meta_tenantId"
+          }
+        }"""
+        data = utils.parse_measurement_message(message)
+
+        self.assertEqual(data[0], {})
+        self.assertEqual(data[1], 'metric_name')
+        self.assertEqual(data[2], 'meta_region')
+        self.assertEqual(data[3], 'meta_tenantId')
+        self.assertEqual(data[4], 'metric_timestamp')
+        self.assertEqual(data[5], 0.0)
+        self.assertEqual(data[6], {})
+
+    def test_parse_alarm_state_hist_message(self):
+        message = Mock()
+        message.message.value = """{
+            "alarm-transitioned": {
+                "alarmId": "dummyid",
+                "metrics": "dummymetrics",
+                "newState": "dummynewState",
+                "oldState": "dummyoldState",
+                "link": "dummylink",
+                "lifecycleState": "dummylifecycleState",
+                "stateChangeReason": "dummystateChangeReason",
+                "tenantId": "dummytenantId",
+                "timestamp": "dummytimestamp",
+                "subAlarms": {
+                    "subAlarmExpression": "dummy_sub_alarm",
+                    "currentValues": "dummy_values",
+                    "metricDefinition": "dummy_definition",
+                    "subAlarmState": "dummy_state"
+                }
+            }
+        }"""
+        output = ['"sub_alarm_expression":"dummy_sub_alarm"',
+                  '"current_values":"dummy_values"',
+                  '"metric_definition":"dummy_definition"',
+                  '"sub_alarm_state":"dummy_state"']
+        data = utils.parse_alarm_state_hist_message(message)
+        self.assertEqual(data[0], 'dummyid')
+        self.assertEqual(data[1], 'dummymetrics')
+        self.assertEqual(data[2], 'dummynewState')
+        self.assertEqual(data[3], 'dummyoldState')
+        self.assertEqual(data[4], 'dummylink')
+        self.assertEqual(data[5], 'dummylifecycleState')
+        self.assertEqual(data[6], "dummystateChangeReason")
+        for elem in output:
+            self.assertIn(elem, data[7])
+        self.assertEqual(data[8], 'dummytenantId')
+        self.assertEqual(data[9], 'dummytimestamp')
+
+    def test_parse_events_message(self):
+        message = Mock()
+        message.message.value = """{
+            "event": {
+                "event_type": "dummy_event_type",
+                "timestamp": "dummy_timestamp",
+                "payload": "dummy_payload",
+                "dimensions": "dummy_dimensions"
+            },
+            "meta": {
+                "project_id": "dummy_project_id"
+            }
+        }"""
+
+        project_id, timestamp, event_type, payload, dimensions = utils.parse_events_message(message)
+
+        self.assertEqual(project_id, "dummy_project_id")
+        self.assertEqual(timestamp, "dummy_timestamp")
+        self.assertEqual(event_type, "dummy_event_type")
+        self.assertEqual(payload, "dummy_payload")
+        self.assertEqual(dimensions, "dummy_dimensions")