### Question:
SelectionUpdatedEvent extends Event<SelectionUpdatedHandler> { @Override public int hashCode() { return Objects.hashCode(getSource()); } SelectionUpdatedEvent(Object source); static Type<SelectionUpdatedHandler> getType(); @Override Type<SelectionUpdatedHandler> getAssociatedType(); @Override boolean equals(Object obj); @Override int hashCode();  }### Answer:
@Test public void test_hashCodeEquality() { assertEquals(new SelectionUpdatedEvent(source).hashCode(), event.hashCode()); }