[{
    "description": "Basic minimal case",
    "given":
        {"foo": {"bar": {"baz": "correct"}}},
     "cases": [
         {
            "name": "single_expression",
            "expression": "foo",
            "result": {"bar": {"baz": "correct"}}
         },
         {
            "name": "single_dot_expression",
            "expression": "foo.bar",
            "result": {"baz": "correct"}
         },
         {
            "name": "double_dot_expression",
            "expression": "foo.bar.baz",
            "result": "correct"
         },
         {
            "name": "dot_no_match",
            "expression": "foo.bar.baz.bad",
            "result": null
         }
     ]
}]
