@Test
	public void testExpand() {

		IntListHashMap m = new IntListHashMap(10);
		for(int i=1; i<=1000; i++) {
			m.put(1, i);
		}

		IntIterator ii = m.getReverse(1);
		assertNotNull(ii);

		for(int i=1000; i>=1; i--) {
			assertTrue(ii.next());
			assertEquals(i, ii.get());
		}

		assertFalse(ii.next());

	}