# -*- coding: utf-8 -*-

# 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 datetime
import uuid

from openstack.tests.unit import base


class TestUsage(base.TestCase):
    def test_get_usage(self):
        project = self.mock_for_keystone_projects(
            project_count=1, list_get=True
        )[0]
        start = end = datetime.datetime.now()

        self.register_uris(
            [
                self.get_nova_discovery_mock_dict(),
                dict(
                    method='GET',
                    uri=self.get_mock_url(
                        'compute',
                        'public',
                        append=['os-simple-tenant-usage', project.project_id],
                        qs_elements=[
                            'start={now}'.format(now=start.isoformat()),
                            'end={now}'.format(now=end.isoformat()),
                        ],
                    ),
                    json={
                        "tenant_usage": {
                            "server_usages": [
                                {
                                    "ended_at": None,
                                    "flavor": "m1.tiny",
                                    "hours": 1.0,
                                    "instance_id": uuid.uuid4().hex,
                                    "local_gb": 1,
                                    "memory_mb": 512,
                                    "name": "instance-2",
                                    "started_at": "2012-10-08T20:10:44.541277",
                                    "state": "active",
                                    "tenant_id": "6f70656e737461636b20342065766572",  # noqa: E501
                                    "uptime": 3600,
                                    "vcpus": 1,
                                }
                            ],
                            "start": "2012-10-08T20:10:44.587336",
                            "stop": "2012-10-08T21:10:44.587336",
                            "tenant_id": "6f70656e737461636b20342065766572",
                            "total_hours": 1.0,
                            "total_local_gb_usage": 1.0,
                            "total_memory_mb_usage": 512.0,
                            "total_vcpus_usage": 1.0,
                        }
                    },
                ),
            ]
        )

        self.cloud.get_compute_usage(project.project_id, start, end)

        self.assert_calls()
