Add 'nodes' attribute to the scenario definition

Defining the 'nodes' attribute which can include more node
not only 'host' and 'target'

Design etherpad link:
    https://etherpad.opnfv.org/p/yardstick_framework

JIRA:-

Change-Id: Ida18ebcda1c73c88d208aa11a10696d1063134ef
Signed-off-by: wym_libra <yimin.wang@huawei.com>

3 files changed, 38 insertions, 0 deletions

diff --git a/tests/unit/cmd/__init__.py b/tests/unit/cmd/__init__.py
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/tests/unit/cmd/__init__.py
diff --git a/tests/unit/cmd/commands/__init__.py b/tests/unit/cmd/commands/__init__.py
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/tests/unit/cmd/commands/__init__.py
diff --git a/tests/unit/cmd/commands/test_task.py b/tests/unit/cmd/commands/test_task.py
new file mode 100644
index 000000000..89813cb98
--- /dev/null
+++ b/tests/unit/cmd/commands/test_task.py
@@ -0,0 +1,38 @@
+#!/usr/bin/env python
+
+##############################################################################
+# Copyright (c) 2015 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+# Unittest for yardstick.cmd.commands.task
+
+import mock
+import unittest
+
+from yardstick.cmd.commands import task
+
+
+class TaskCommandsTestCase(unittest.TestCase):
+
+    @mock.patch('yardstick.cmd.commands.task.Context')
+    def test_parse_nodes_host_target_same_context(self, mock_context):
+        nodes = {
+            "host": "node1.LF",
+            "target": "node2.LF"
+        }
+        scenario_cfg = {"nodes": nodes}
+        server_info = {
+           "ip": "10.20.0.3",
+           "user": "root",
+           "key_filename": "/root/.ssh/id_rsa"
+        }
+        mock_context.get_server.return_value = server_info
+        context_cfg = task.parse_nodes_with_context(scenario_cfg)
+
+        self.assertEqual(context_cfg["host"], server_info)
+        self.assertEqual(context_cfg["target"], server_info)