@Test
public void shouldSerializeAllBasicFields() {

	String expectedResult = "<order>\n  <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");
	serialization.from(order).serialize();
	assertThat(result(), is(equalTo(expectedResult)));
}