public void InputCompositeIsTheSameAsInput() { var e1 = new InputJack(); var e2 = new CompositeJack(new InputJack()); var e3 = new CompositeJack(new CompositeJack(new InputJack())); AssertAreIdentical(e1, e2); AssertAreIdentical(e2, e3); AssertAreIdentical(e1, e3); }