Add test case for nodes api.

Change-Id: I49ef9f7aa76fbac55a8c73f62459d8a5cb2a06c8
Closes-Bug: 1809085

mogan/tests/unit/api/v1/test_node.py

@@ -0,0 +1,30 @@
+#
+# Copyright 2018 Fiberhome
+#
+# 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 mock
+
+from mogan.tests.functional.api import v1 as v1_test
+
+
+class TestNodeAuthorization(v1_test.APITestV1):
+
+    def setUp(self):
+        super(TestNodeAuthorization, self).setUp()
+
+    @mock.patch('mogan.engine.api.API.list_compute_nodes')
+    def test_get_nodes_by_admin(self, mock_list):
+        mock_list.return_value = {'nodes': ['node1', 'node2']}
+        headers = self.gen_headers(self.context, roles="admin")
+        resp = self.get_json('/nodes', headers=headers)
+        self.assertItemsEqual(['node1', 'node2'], resp['nodes'])