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# 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.
"""
test_message_validation
--------------------
Check that messages validation is working properly
"""
import json
from oslo_metrics import message_type
from oslotest import base
class TestMetricValidation(base.BaseTestCase):
def setUp(self):
super().setUp()
def assertRaisesWithMessage(self, message, func, *args, **kwargs):
try:
func(*args, **kwargs)
self.assertFail()
except Exception as e:
self.assertEqual(message, e.message)
def test_message_validation(self):
metric = dict()
message = "module should be specified"
self.assertRaisesWithMessage(
message, message_type.Metric.from_json, json.dumps(metric))
metric['module'] = "test"
message = "name should be specified"
self.assertRaisesWithMessage(
message, message_type.Metric.from_json, json.dumps(metric))
metric['name'] = "test"
message = "action should be specified"
self.assertRaisesWithMessage(
message, message_type.Metric.from_json, json.dumps(metric))
metric['action'] = "test"
message = "labels should be specified"
self.assertRaisesWithMessage(
message, message_type.Metric.from_json, json.dumps(metric))
metric['labels'] = "test_label"
message = "action need 'value' field"
self.assertRaisesWithMessage(
message, message_type.Metric.from_json, json.dumps(metric))
metric['action'] = {"value": "1"}
message = "action need 'action' field"
self.assertRaisesWithMessage(
message, message_type.Metric.from_json, json.dumps(metric))
metric['action']['action'] = "test"
message = "action should be choosen from ['inc', 'observe']"
self.assertRaisesWithMessage(
message, message_type.Metric.from_json, json.dumps(metric))
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