Add CentOS image and flavor fixtures

Change-Id: I3f1f86cb9b35c2be02703960e502140645a36da8

tobiko/tests/functional/openstack/stacks/test_centos.py

@@ -0,0 +1,34 @@
+# Copyright (c) 2019 Red Hat, Inc.
+#
+# 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 __future__ import absolute_import
+
+import tobiko
+from tobiko.shell import sh
+from tobiko.openstack import stacks
+from tobiko.tests.functional.openstack.stacks import test_cirros
+
+
+class CentosServerStackTest(test_cirros.CirrosServerStackTest):
+    """Tests connectivity to Nova instances via floating IPs"""
+
+    #: Stack of resources with a server attached to a floating IP
+    stack = tobiko.required_setup_fixture(stacks.CentosServerStackFixture)
+
+    def test_python(self):
+        python_version = sh.execute(['python', '--version'],
+                                    ssh_client=self.stack.ssh_client).stderr
+        self.assertTrue(python_version.startswith('Python 2.7'),
+                        python_version)