@Test
	public void testCoordPair() {
		CoordPair pair = new CoordPair(676, 989);
		assertTrue("toString contains values", pair.toString().contains("676") && pair.toString().contains("989"));
		assertTrue("X value returned correctly", pair.getX() == 676);
		assertTrue("Y value returned correctly", pair.getY() == 989);
		Set<Integer> hashCodeSet = new HashSet<>();
		for(int i = 0; i < 10; i++) {
			for(int j = 0; j < 10; j++) {
				hashCodeSet.add(new CoordPair(i, j).hashCode());
			}
		}
		assertTrue("CoordPair [0-10][0-10] hash codes are unique", hashCodeSet.size() == 100);
	}