Compute API Agents Tests

Adds tests for compute agents API

Change-Id: I131f3eca4f3c23f436245bce218f9731ade52500
Partially-Implements: blueprint initial-tests-compute
Co-Authored-By: Felipe Monteiro <felipe.monteiro@att.com>
diff --git a/patrole_tempest_plugin/tests/api/compute/test_agents_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_agents_rbac.py
new file mode 100644
index 0000000..356782c
--- /dev/null
+++ b/patrole_tempest_plugin/tests/api/compute/test_agents_rbac.py
@@ -0,0 +1,44 @@
+# Copyright 2017 AT&T Corporation.
+# All Rights Reserved.
+#
+#    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.
+
+from tempest import config
+from tempest.lib import decorators
+
+from patrole_tempest_plugin import rbac_rule_validation
+from patrole_tempest_plugin.rbac_utils import rbac_utils
+from patrole_tempest_plugin.tests.api.compute import rbac_base
+
+CONF = config.CONF
+
+
+class AgentsRbacTest(rbac_base.BaseV2ComputeRbacTest):
+
+    def tearDown(self):
+        rbac_utils.switch_role(self, switchToRbacRole=False)
+        super(AgentsRbacTest, self).tearDown()
+
+    @classmethod
+    def skip_checks(cls):
+        super(AgentsRbacTest, cls).skip_checks()
+        if not CONF.compute_feature_enabled.api_extensions:
+            raise cls.skipException(
+                '%s skipped as no compute extensions enabled' % cls.__name__)
+
+    @rbac_rule_validation.action(
+        service="nova", rule="os_compute_api:os-agents")
+    @decorators.idempotent_id('d1bc6d97-07f5-4f45-ac29-1c619a6a7e27')
+    def test_list_agents_rbac(self):
+        rbac_utils.switch_role(self, switchToRbacRole=True)
+        self.agents_client.list_agents()