def METHOD_NAME():
    test_dict = {}
    simple_dict = {"key1": {"key2": "val1"}}
    with patch.dict(test_dict, simple_dict):
        assert consul_pillar.dict_merge(test_dict, simple_dict) == simple_dict
    with patch.dict(test_dict, {"key1": {"key3": {"key4": "value"}}}):
        assert consul_pillar.dict_merge(test_dict, simple_dict) == {
            "key1": {"key2": "val1", "key3": {"key4": "value"}}
        }