@Test
	public void testPaddedLong() {
		Tuple t = tuple().of("foo", "00000009");
		// FieldSet fs = new DefaultFieldSet(new String[] { "00000009" });

		long value = t.getLong(0);
		assertEquals(value, 9);
	}
This is a port of the FieldSet tests from Spring Batch
spring-xd-tuple/src/test/java/org/springframework/xd/tuple/DefaultTupleTestForBatch.java