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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.
import datetime
from novaclient.tests.functional import base
class TestUsageCLI(base.ClientTestBase):
COMPUTE_API_VERSION = '2.1'
def _get_num_servers_from_usage_output(self):
output = self.nova('usage')
servers = self._get_column_value_from_single_row_table(
output, 'Servers')
return int(servers)
def _get_num_servers_by_tenant_from_usage_output(self):
tenant_id = self._get_project_id(self.cli_clients.tenant_name)
output = self.nova('usage --tenant=%s' % tenant_id)
servers = self._get_column_value_from_single_row_table(
output, 'Servers')
return int(servers)
def test_usage(self):
before = self._get_num_servers_from_usage_output()
self._create_server('some-server')
after = self._get_num_servers_from_usage_output()
self.assertGreater(after, before)
def test_usage_tenant(self):
before = self._get_num_servers_by_tenant_from_usage_output()
self._create_server('some-server')
after = self._get_num_servers_by_tenant_from_usage_output()
self.assertGreater(after, before)
class TestUsageClient(base.ClientTestBase):
COMPUTE_API_VERSION = '2.1'
def _create_servers_in_time_window(self):
start = datetime.datetime.now()
self._create_server('some-server')
self._create_server('another-server')
end = datetime.datetime.now()
return start, end
def test_get(self):
start, end = self._create_servers_in_time_window()
tenant_id = self._get_project_id(self.cli_clients.tenant_name)
usage = self.client.usage.get(tenant_id, start=start, end=end)
self.assertEqual(tenant_id, usage.tenant_id)
self.assertGreaterEqual(len(usage.server_usages), 2)
def test_list(self):
start, end = self._create_servers_in_time_window()
tenant_id = self._get_project_id(self.cli_clients.tenant_name)
usages = self.client.usage.list(start=start, end=end, detailed=True)
tenant_ids = [usage.tenant_id for usage in usages]
self.assertIn(tenant_id, tenant_ids)
for usage in usages:
if usage.tenant_id == tenant_id:
self.assertGreaterEqual(len(usage.server_usages), 2)
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