assertEquals(bean.getProperties().readWriteProperty, 'readWrite')
        assertEquals(bean.getProperties().additional, 'additional')
    }

    public static void assertCanGetProperties (ExtensibleDynamicObjectTest.Bean bean) {
        bean.readWriteProperty = 'value'
        assertEquals(bean.readWriteProperty, 'value')

        bean.doSetReadOnlyProperty('value')

    }

    @Test
    public void canGetButNotSetPropertiesOnJavaObjectFromGroovy() {
        ExtensibleDynamicObjectTestHelper.assertCanGetProperties(new Bean());
    }

    @Test
    public void canGetAndSetPropertiesOnGroovyObjectFromGroovy() {
        ExtensibleDynamicObjectTestHelper.assertCanGetAndSetProperties(new GroovyBean());
    }