🧪 test(dict): deep_update

Author: mic1on

tests/test_data/test_dict.py

@@ -32,3 +32,10 @@ def test_merge():
     assert useDict.merge({'a': 1, 'b': 2}, {'c': 3, 'd': 4}) == {'a': 1, 'b': 2, 'c': 3, 'd': 4}
 
     assert useDict.merge_values({'a': 1, 'b': 2}, {'a': 3, 'b': 4}) == {'a': [1, 3], 'b': [2, 4]}
+
+
+def test_deep_update():
+    main_dict = {'a': {'b': 1}}
+    update_dict = {'a': {'c': 2}}
+    useDict.deep_update(main_dict, update_dict)
+    assert main_dict == {'a': {'b': 1, 'c': 2}}