@Test
public void shouldOptionallyIncludeListChildFields() {

/		String expectedResult = "<order>\n<client>\n</client>  <price>15.0</price>\n  <comments>pack it nicely, please</comments>\n</order>";
	Order order = new Order(new Client("guilherme silveira"), 15.0, "pack it nicely, please",
			new Item("any item", 12.99));
	serialization.from(order).include("items").serialize();
	assertThat(result(), containsString("<items>"));
	assertThat(result(), containsString("<name>any item</name>"));
	assertThat(result(), containsString("<price>12.99</price>"));
	assertThat(result(), containsString("</items>"));
}