Add sanity tests for baremetal power state commands

Add sanity testcases for commands:
openstack baremetal node reboot,
openstack baremetal node power on,
openstack baremetal node power off.

Change-Id: I24bc2dcd1ef27d918b072ea686d53c0c8aa8b7ab
Partial-Bug: #1642597

ironicclient/tests/functional/osc/v1/test_baremetal_node_power_states.py

@@ -0,0 +1,58 @@
+#    Copyright (c) 2016 Mirantis, Inc.
+#
+#    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 ironicclient.tests.functional.osc.v1 import base
+
+
+class PowerStateTests(base.TestCase):
+    """Functional tests for baremetal node power state commands."""
+
+    def setUp(self):
+        super(PowerStateTests, self).setUp()
+        self.node = self.node_create()
+
+    def test_off_reboot_on(self):
+        """Reboot node from Power OFF state.
+
+        Test steps:
+        1) Create baremetal node in setUp.
+        2) Set node Power State OFF as precondition.
+        3) Call reboot command for baremetal node.
+        4) Check node Power State ON in node properties.
+        """
+        self.openstack('baremetal node power off {0}'
+                       .format(self.node['uuid']))
+        show_prop = self.node_show(self.node['uuid'], ['power_state'])
+        self.assertEqual('power off', show_prop['power_state'])
+
+        self.openstack('baremetal node reboot {0}'.format(self.node['uuid']))
+        show_prop = self.node_show(self.node['uuid'], ['power_state'])
+        self.assertEqual('power on', show_prop['power_state'])
+
+    def test_on_reboot_on(self):
+        """Reboot node from Power ON state.
+
+        Test steps:
+        1) Create baremetal node in setUp.
+        2) Set node Power State ON as precondition.
+        3) Call reboot command for baremetal node.
+        4) Check node Power State ON in node properties.
+        """
+        self.openstack('baremetal node power on {0}'.format(self.node['uuid']))
+        show_prop = self.node_show(self.node['uuid'], ['power_state'])
+        self.assertEqual('power on', show_prop['power_state'])
+
+        self.openstack('baremetal node reboot {0}'.format(self.node['uuid']))
+        show_prop = self.node_show(self.node['uuid'], ['power_state'])
+        self.assertEqual('power on', show_prop['power_state'])