Add functional tests for volume type list

add tests for `os volume type list`

Change-Id: Icd874b9cfac9376cc410041806fac64f1ff0c59d

functional/tests/volume/v1/test_volume_type.py

@@ -0,0 +1,40 @@
+#    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.
+
+import uuid
+
+from functional.common import test
+
+
+class VolumeTypeTests(test.TestCase):
+    """Functional tests for volume type. """
+
+    NAME = uuid.uuid4().hex
+    HEADERS = ['"Name"']
+    FIELDS = ['name']
+
+    @classmethod
+    def setUpClass(cls):
+        opts = cls.get_show_opts(cls.FIELDS)
+        raw_output = cls.openstack('volume type create ' + cls.NAME + opts)
+        expected = cls.NAME + '\n'
+        cls.assertOutput(expected, raw_output)
+
+    @classmethod
+    def tearDownClass(cls):
+        raw_output = cls.openstack('volume type delete ' + cls.NAME)
+        cls.assertOutput('', raw_output)
+
+    def test_volume_type_list(self):
+        opts = self.get_list_opts(self.HEADERS)
+        raw_output = self.openstack('volume type list' + opts)
+        self.assertIn(self.NAME, raw_output)