@Test
	public void testReadIntWithDefaultAndNotNull() {
		assertThat(354224, equalTo(tuple.getInt(5, 5)));
		assertThat(354224, equalTo(tuple.getInt("Integer", 5)));
	}
This is a port of the FieldSet tests from Spring Batch
spring-xd-tuple/src/test/java/org/springframework/xd/tuple/DefaultTupleTestForBatch.java