added unittests for utils.deep_update

Author: ishanrai05

tests/__init__.py

@@ -0,0 +1,31 @@
+import sys
+
+import unittest
+from mock import MagicMock
+
+
+class TestDeepUpdate(unittest.TestCase):
+
+    def setUp(self):
+        self.u = {
+            "first": {"a": "A"},
+            "second": "B"
+        }
+        self.d = {
+            "first": {"a": "B"},
+            "second": "C"
+        }
+        sys.modules['dbs'] = MagicMock()
+        sys.modules['dbs.apis'] = MagicMock()
+        sys.modules['dbs.apis.dbsClient'] = MagicMock()
+        from WmAgentScripts.utils import deep_update
+        self.deep_update = deep_update
+
+    def test_deep_update(self):
+
+        self.assertDictEqual(self.d, self.deep_update(self.d, self.u))
+
+
+
+if __name__ == '__main__':
+    unittest.main()