Merge "Add different_host test on multiple nodes"

tempest/api/compute/admin/test_servers_on_multinodes.py

@@ -0,0 +1,68 @@
+# Copyright 2016 NEC 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.api.compute import base
+from tempest import config
+from tempest import test
+
+CONF = config.CONF
+
+
+class ServersOnMultiNodesTest(base.BaseV2ComputeAdminTest):
+
+    @classmethod
+    def skip_checks(cls):
+        super(ServersOnMultiNodesTest, cls).skip_checks()
+
+        if CONF.compute.min_compute_nodes < 2:
+            raise cls.skipException(
+                "Less than 2 compute nodes, skipping multi-nodes test.")
+
+    def _get_host(self, server_id):
+        return self.os_adm.servers_client.show_server(
+            server_id)['server']['OS-EXT-SRV-ATTR:host']
+
+    @test.idempotent_id('26a9d5df-6890-45f2-abc4-a659290cb130')
+    def test_create_servers_on_same_host(self):
+        server01 = self.create_test_server(wait_until='ACTIVE')['id']
+
+        hints = {'same_host': server01}
+        server02 = self.create_test_server(scheduler_hints=hints,
+                                           wait_until='ACTIVE')['id']
+        host01 = self._get_host(server01)
+        host02 = self._get_host(server02)
+        self.assertEqual(host01, host02)
+
+    @test.idempotent_id('cc7ca884-6e3e-42a3-a92f-c522fcf25e8e')
+    def test_create_servers_on_different_hosts(self):
+        server01 = self.create_test_server(wait_until='ACTIVE')['id']
+
+        hints = {'different_host': server01}
+        server02 = self.create_test_server(scheduler_hints=hints,
+                                           wait_until='ACTIVE')['id']
+        host01 = self._get_host(server01)
+        host02 = self._get_host(server02)
+        self.assertNotEqual(host01, host02)
+
+    @test.idempotent_id('7869cc84-d661-4e14-9f00-c18cdc89cf57')
+    def test_create_servers_on_different_hosts_with_list_of_servers(self):
+        server01 = self.create_test_server(wait_until='ACTIVE')['id']
+
+        # This scheduler-hint supports list of servers also.
+        hints = {'different_host': [server01]}
+        server02 = self.create_test_server(scheduler_hints=hints,
+                                           wait_until='ACTIVE')['id']
+        host01 = self._get_host(server01)
+        host02 = self._get_host(server02)
+        self.assertNotEqual(host01, host02)