signal hello

func get_signal() -> Signal:
    return hello

class A:
    signal hello

    func get_signal() -> Signal:
        return hello

    class B:
        signal hello

        func get_signal() -> Signal:
            return hello

class C extends A.B:
    func get_signal() -> Signal:
        return hello

func test():
    var a: = A.new()
    var b: = A.B.new()
    var c: = C.new()

    var hello_a_result: = hello == a.get_signal()
    var hello_b_result: = hello == b.get_signal()
    var hello_c_result: = hello == c.get_signal()
    var a_b_result: = a.get_signal() == b.get_signal()
    var a_c_result: = a.get_signal() == c.get_signal()
    var b_c_result: = b.get_signal() == c.get_signal()
    var c_c_result: = c.get_signal() == c.get_signal()

    print("hello == A.hello? %s" % hello_a_result)
    print("hello == A.B.hello? %s" % hello_b_result)
    print("hello == C.hello? %s" % hello_c_result)
    print("A.hello == A.B.hello? %s" % a_b_result)
    print("A.hello == C.hello? %s" % a_c_result)
    print("A.B.hello == C.hello? %s" % b_c_result)
    print("C.hello == C.hello? %s" % c_c_result)