compute/v2 limits_absolute resource

Change-Id: I74eb27fcfd6553fc1ae68f9b3be155f77966d283

openstack/compute/v2/limits_absolute.py

@@ -0,0 +1,38 @@
+# 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 six
+
+from openstack.compute import compute_service
+from openstack import resource
+
+
+class LimitsAbsolute(resource.Resource):
+    resource_key = 'limits_absolute'
+    resources_key = 'limits_absolutes'
+    base_path = '/limits'
+    service = compute_service.ComputeService()
+
+    # capabilities
+    allow_list = True
+
+    # Properties
+    name = resource.prop('name')
+    value = resource.prop('value')
+
+    @classmethod
+    def list(cls, session, path_args=None, **params):
+        url = cls.base_path
+        resp = session.get(url, service=cls.service, params=params).body
+        resp = resp['limits']['absolute']
+        return [cls.existing(name=key, value=value)
+                for key, value in six.iteritems(resp)]

openstack/tests/compute/v2/test_limits_absolute.py

@@ -0,0 +1,79 @@
+# 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 mock
+import six
+import testtools
+
+from openstack.compute.v2 import limits_absolute
+
+IDENTIFIER = 'IDENTIFIER'
+EXAMPLE = {
+    'name': 'maxImageMeta',
+    'value': '2',
+}
+FAKE_RESPONSES = {
+    "limits": {
+        "absolute": {
+            "maxImageMeta": 128,
+            "maxPersonality": 5,
+            "maxPersonalitySize": 10240,
+            "maxSecurityGroupRules": 20,
+            "maxSecurityGroups": 10,
+            "maxServerMeta": 128,
+            "maxTotalCores": 20,
+            "maxTotalFloatingIps": 10,
+            "maxTotalInstances": 10,
+            "maxTotalKeypairs": 100,
+            "maxTotalRAMSize": 51200,
+        }
+    }
+}
+
+
+class TestLimitsAbsolute(testtools.TestCase):
+
+    def test_basic(self):
+        sot = limits_absolute.LimitsAbsolute()
+        self.assertEqual('limits_absolute', sot.resource_key)
+        self.assertEqual('limits_absolutes', sot.resources_key)
+        self.assertEqual('/limits', sot.base_path)
+        self.assertEqual('compute', sot.service.service_type)
+        self.assertFalse(sot.allow_create)
+        self.assertFalse(sot.allow_retrieve)
+        self.assertFalse(sot.allow_update)
+        self.assertFalse(sot.allow_delete)
+        self.assertTrue(sot.allow_list)
+
+    def test_make_it(self):
+        sot = limits_absolute.LimitsAbsolute(EXAMPLE)
+        self.assertEqual(EXAMPLE['name'], sot.name)
+        self.assertEqual(EXAMPLE['value'], sot.value)
+
+    def test_list(self):
+        resp = mock.Mock()
+        resp.body = FAKE_RESPONSES
+        sess = mock.Mock()
+        sess.get = mock.MagicMock()
+        sess.get.return_value = resp
+        sot = limits_absolute.LimitsAbsolute()
+
+        resp = sot.list(sess)
+
+        url = '/limits'
+        sess.get.assert_called_with(url, service=sot.service, params={})
+        absolute = FAKE_RESPONSES['limits']['absolute']
+        cnt = 0
+        for key, value in six.iteritems(absolute):
+            self.assertEqual(key, resp[cnt].name)
+            self.assertEqual(value, resp[cnt].value)
+            cnt = cnt + 1