def testmanathanDist(self):
b = Board(4, 4)
self.assertEquals(b.manathanDistanceBetweenPoints(1, 1, 1, 1), 0)
self.assertEquals(b.manathanDistanceBetweenPoints(1, 1, 1, 2), 1)
self.assertEquals(b.manathanDistanceBetweenPoints(1, 1, 7, 7), 12)
self.assertEquals(b.manathanDistanceBetweenPoints(1, 1, 1, 7), 6)
self.assertEquals(b.manathanDistanceBetweenPoints(1, 1, 7, 1), 6)
self.assertEquals(b.manathanDistanceBetweenPoints(7, 1, 1, 1), 6)
