@Test
public void testGetChainNextPoint() {

	String[] diagram = {
			".....",
			".....",
			"#....",
			"#....",
			"#....",
	};
	board.setUpProblem(diagram, WHITE);
	ShortSet stones = new ShortSet(coords.getFirstPointBeyondBoard());
	short p = at("a1");
	short q = p;
	do {
		stones.add(q);
		q = board.getChainNextPoint(q);
	} while (q != p);
	assertEquals(3, stones.size());
	assertTrue(stones.contains(at("a1")));
	assertTrue(stones.contains(at("a2")));
	assertTrue(stones.contains(at("a3")));
}