osm_mon/test/OpenStack/unit/test_metric_req.py

   1 # Copyright 2017 iIntel Research and Development Ireland Limited
   2 # *************************************************************
   3
   4 # This file is part of OSM Monitoring module
   5 # All Rights Reserved to Intel Corporation
   6
   7 # Licensed under the Apache License, Version 2.0 (the "License"); you may
   8 # not use this file except in compliance with the License. You may obtain
   9 # a copy of the License at
  10
  11 #         http://www.apache.org/licenses/LICENSE-2.0
  12
  13 # Unless required by applicable law or agreed to in writing, software
  14 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  15 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  16 # License for the specific language governing permissions and limitations
  17 # under the License.
  18
  19 # For those usages not covered by the Apache License, Version 2.0 please
  20 # contact: helena.mcgough@intel.com or adrian.hoban@intel.com
  21 ##
  22 """Tests for all metric request message keys."""
  23
  24 import json
  25
  26 import logging
  27
  28 import unittest
  29
  30 import mock
  31
  32 from osm_mon.plugins.OpenStack.Gnocchi import metrics as metric_req
  33
  34 from osm_mon.plugins.OpenStack.common import Common
  35
  36 log = logging.getLogger(__name__)
  37
  38
  39 class Message(object):
  40     """A class to mock a message object value for metric requests."""
  41
  42     def __init__(self):
  43         """Initialize a mocked message instance."""
  44         self.topic = "metric_request"
  45         self.key = None
  46         self.value = json.dumps({"vim_uuid": "test_id", "mock_message": "message_details"})
  47
  48
  49 class TestMetricReq(unittest.TestCase):
  50     """Integration test for metric request keys."""
  51
  52     def setUp(self):
  53         """Setup the tests for metric request keys."""
  54         super(TestMetricReq, self).setUp()
  55         self.metrics = metric_req.Metrics()
  56
  57     @mock.patch.object(Common, 'get_endpoint')
  58     @mock.patch.object(Common, "get_auth_token")
  59     def test_access_cred_metric_auth(self, get_token, get_endpoint):
  60         """Test authentication with access credentials."""
  61         message = Message()
  62
  63         self.metrics.metric_calls(message)
  64
  65         get_token.assert_called_with('test_id')
  66         get_endpoint.assert_any_call('metric', 'test_id')
  67
  68     @mock.patch.object(Common, "get_auth_token", mock.Mock())
  69     @mock.patch.object(Common, 'get_endpoint', mock.Mock())
  70     @mock.patch.object(metric_req.Metrics, "delete_metric")
  71     @mock.patch.object(metric_req.Metrics, "get_metric_id")
  72     def test_delete_metric_key(self, get_metric_id, del_metric):
  73         """Test the functionality for a delete metric request."""
  74         # Mock a message value and key
  75         message = Message()
  76         message.key = "delete_metric_request"
  77         message.value = json.dumps({"vim_uuid": "test_id", "metric_name": "disk_write_ops", "resource_uuid": "my_r_id"})
  78
  79         # Call the metric functionality and check delete request
  80         get_metric_id.return_value = "my_metric_id"
  81         self.metrics.metric_calls(message)
  82         del_metric.assert_called_with(mock.ANY, mock.ANY, "my_metric_id")
  83
  84     @mock.patch.object(Common, "get_auth_token", mock.Mock())
  85     @mock.patch.object(Common, 'get_endpoint', mock.Mock())
  86     @mock.patch.object(metric_req.Metrics, "list_metrics")
  87     def test_list_metric_key(self, list_metrics):
  88         """Test the functionality for a list metric request."""
  89         # Mock a message with list metric key and value
  90         message = Message()
  91         message.key = "list_metric_request"
  92         message.value = json.dumps({"vim_uuid": "test_id", "metrics_list_request": "metric_details"})
  93
  94         # Call the metric functionality and check list functionality
  95         self.metrics.metric_calls(message)
  96         list_metrics.assert_called_with(mock.ANY, mock.ANY, "metric_details")
  97
  98     @mock.patch.object(Common, "get_auth_token", mock.Mock())
  99     @mock.patch.object(Common, 'get_endpoint', mock.Mock())
 100     @mock.patch.object(metric_req.Metrics, "read_metric_data")
 101     @mock.patch.object(metric_req.Metrics, "list_metrics")
 102     @mock.patch.object(metric_req.Metrics, "delete_metric")
 103     @mock.patch.object(metric_req.Metrics, "configure_metric")
 104     def test_update_metric_key(self, config_metric, delete_metric, list_metrics,
 105                                read_data):
 106         """Test the functionality for an update metric request."""
 107         # Mock a message with update metric key and value
 108         message = Message()
 109         message.key = "update_metric_request"
 110         message.value = json.dumps({"vim_uuid": "test_id",
 111                                     "metric_create":
 112                                         {"metric_name": "my_metric",
 113                                          "resource_uuid": "my_r_id"}})
 114
 115         # Call metric functionality and confirm no function is called
 116         # Gnocchi does not support updating a metric configuration
 117         self.metrics.metric_calls(message)
 118         config_metric.assert_not_called()
 119         list_metrics.assert_not_called()
 120         delete_metric.assert_not_called()
 121         read_data.assert_not_called()
 122
 123     @mock.patch.object(Common, "get_auth_token", mock.Mock())
 124     @mock.patch.object(Common, 'get_endpoint', mock.Mock())
 125     @mock.patch.object(metric_req.Metrics, "configure_metric")
 126     def test_config_metric_key(self, config_metric):
 127         """Test the functionality for a create metric request."""
 128         # Mock a message with create metric key and value
 129         message = Message()
 130         message.key = "create_metric_request"
 131         message.value = json.dumps({"vim_uuid": "test_id", "metric_create": "metric_details"})
 132
 133         # Call metric functionality and check config metric
 134         config_metric.return_value = "metric_id", "resource_id", True
 135         self.metrics.metric_calls(message)
 136         config_metric.assert_called_with(mock.ANY, mock.ANY, "metric_details")
 137
 138     @mock.patch.object(Common, "get_auth_token", mock.Mock())
 139     @mock.patch.object(Common, 'get_endpoint', mock.Mock())
 140     @mock.patch.object(metric_req.Metrics, "read_metric_data")
 141     def test_read_data_key(self, read_data):
 142         """Test the functionality for a read metric data request."""
 143         # Mock a message with a read data key and value
 144         message = Message()
 145         message.key = "read_metric_data_request"
 146         message.value = json.dumps({"vim_uuid": "test_id", "alarm_uuid": "alarm_id"})
 147
 148         # Call metric functionality and check read data metrics
 149         read_data.return_value = "time_stamps", "data_values"
 150         self.metrics.metric_calls(message)
 151         read_data.assert_called_with(
 152             mock.ANY, mock.ANY, json.loads(message.value))