Enable functional tests for train

This patch also updates the smoke test to run train.

Depends-On: https://review.opendev.org/#/c/680227
Change-Id: Ibdcda179528f6fb807289bd8ee8e644844f99dd6

tests/gate-basic-bionic-train

@@ -0,0 +1,25 @@
+#!/usr/bin/env python
+#
+# Copyright 2016 Canonical Ltd
+#
+# 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.
+
+"""Amulet tests on a basic swift-storage deployment on bionic-train."""
+
+from basic_deployment import SwiftStorageBasicDeployment
+
+if __name__ == '__main__':
+    deployment = SwiftStorageBasicDeployment(series='bionic',
+                                        openstack='cloud:bionic-train',
+                                        source='cloud:bionic-train')
+    deployment.run_tests()

tox.ini

@@ -104,7 +104,7 @@ basepython = python2.7
 deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 commands =
-    bundletester -vl DEBUG -r json -o func-results.json gate-basic-bionic-stein --no-destroy
+    bundletester -vl DEBUG -r json -o func-results.json gate-basic-bionic-train --no-destroy
 
 [testenv:func-dev]
 # Charm Functional Test