@Test public void testRemoveListenDefaultSelection() throws Exception { Fixture.markInitialized(display); Fixture.markInitialized(combo); Listener listener = mock(Listener.class); combo.addListener(SWT.DefaultSelection, listener); Fixture.preserveWidgets(); combo.removeListener(SWT.DefaultSelection, listener); lca.renderChanges(combo); Message message = Fixture.getProtocolMessage(); assertEquals(Boolean.FALSE, message.findListenProperty(combo, "DefaultSelection")); }