Compute API Server Tags Test

Adds test for server tags policy actions [0].

[0] https://github.com/openstack/nova/blob/master/nova/policies/server_tags.py

Change-Id: If610292836e1d007176b99a4a1a6996a12037d2b
Partially-Implements: blueprint initial-tests-compute
diff --git a/patrole_tempest_plugin/tests/api/compute/test_server_tags_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_server_tags_rbac.py
new file mode 100644
index 0000000..14f0638
--- /dev/null
+++ b/patrole_tempest_plugin/tests/api/compute/test_server_tags_rbac.py
@@ -0,0 +1,105 @@
+#    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.lib.common.utils import data_utils
+from tempest.lib import decorators
+from tempest import test
+
+from patrole_tempest_plugin import rbac_rule_validation
+from patrole_tempest_plugin.tests.api.compute import rbac_base
+
+
+class ServerTagsRbacTest(rbac_base.BaseV2ComputeRbacTest):
+
+    min_microversion = '2.26'
+    max_microversion = 'latest'
+
+    @classmethod
+    def skip_checks(cls):
+        super(ServerTagsRbacTest, cls).skip_checks()
+        if not test.is_extension_enabled('os-server-tags', 'compute'):
+            msg = "os-server-tags extension is not enabled."
+            raise cls.skipException(msg)
+
+    @classmethod
+    def setup_clients(cls):
+        super(ServerTagsRbacTest, cls).setup_clients()
+        cls.client = cls.servers_client
+
+    @classmethod
+    def resource_setup(cls):
+        super(ServerTagsRbacTest, cls).resource_setup()
+        cls.server = cls.create_test_server(wait_until='ACTIVE')
+
+    def tearDown(self):
+        self.rbac_utils.switch_role(self, switchToRbacRole=False)
+        super(ServerTagsRbacTest, self).tearDown()
+
+    def _add_tag_to_server(self):
+        tag_name = data_utils.rand_name('tag')
+        self.client.update_tag(self.server['id'], tag_name)
+        self.addCleanup(self.client.delete_all_tags, self.server['id'])
+        return tag_name
+
+    @decorators.idempotent_id('99e73dd3-adec-4044-b46c-84bdded35d09')
+    @rbac_rule_validation.action(
+        service="nova",
+        rule="os_compute_api:os-server-tags:index")
+    def test_list_tags(self):
+        self.rbac_utils.switch_role(self, switchToRbacRole=True)
+        self.client.list_tags(self.server['id'])['tags']
+
+    @decorators.idempotent_id('9297c99e-94eb-429f-93cf-9b1838e33622')
+    @rbac_rule_validation.action(
+        service="nova",
+        rule="os_compute_api:os-server-tags:show")
+    def test_check_tag_existence(self):
+        tag_name = self._add_tag_to_server()
+        self.rbac_utils.switch_role(self, switchToRbacRole=True)
+        self.client.check_tag_existence(self.server['id'], tag_name)
+
+    @decorators.idempotent_id('0d84ee94-d3ca-4635-8edf-b7f67ab8e4a3')
+    @rbac_rule_validation.action(
+        service="nova",
+        rule="os_compute_api:os-server-tags:update")
+    def test_update_tag(self):
+        self.rbac_utils.switch_role(self, switchToRbacRole=True)
+        self._add_tag_to_server()
+
+    @decorators.idempotent_id('115c2694-00aa-41ee-99f6-9eab4040c182')
+    @rbac_rule_validation.action(
+        service="nova",
+        rule="os_compute_api:os-server-tags:delete")
+    def test_delete_tag(self):
+        tag_name = self._add_tag_to_server()
+        self.rbac_utils.switch_role(self, switchToRbacRole=True)
+        self.client.delete_tag(self.server['id'], tag_name)
+
+    @decorators.idempotent_id('a8e19b87-6580-4bc8-9933-e62561ff667d')
+    @rbac_rule_validation.action(
+        service="nova",
+        rule="os_compute_api:os-server-tags:update_all")
+    def test_update_all_tags(self):
+        self.rbac_utils.switch_role(self, switchToRbacRole=True)
+        new_tag_name = data_utils.rand_name('tag')
+        self.client.update_all_tags(self.server['id'], [new_tag_name])['tags']
+
+    @decorators.idempotent_id('89d51936-e333-42f9-a045-132a4865ba1a')
+    @rbac_rule_validation.action(
+        service="nova",
+        rule="os_compute_api:os-server-tags:delete_all")
+    def test_delete_all_tags(self):
+        self.rbac_utils.switch_role(self, switchToRbacRole=True)
+        self.client.delete_all_tags(self.server['id'])