#unittest {
	name: "Custom load/store";
	error: NONE;
	result: "bar";
};

class A {
    private var storage;
    
    func init() {
        storage = [:];
    }
    func storeat(key, value) {
        storage[key] = value;
    }
    
    func loadat(key) {
        return storage[key];
    }
}

func main() {
    var inst = A();
    inst["foo"] = "bar";
    return inst["foo"];
}