def test_set_shards_two_blocks(self):
verts1 = [(0, 0), (0, 4), (4, 4), (4, 0)]
block1 = Block(gold, verts1, (8, 0))
verts2 = [(0, 0), (0, 4), (12, 4), (12, 0)]
block2 = Block(gold, verts2, (0, 4))
chunk = Chunk(block1, block2)
self.assertEquals(chunk.shards, (block1, block2,), "shards not added")
self.assertEquals(block1.get_centroid(), (+3, -3), "bad offset1")
self.assertEquals(block2.get_centroid(), (-1, +1), "bad offset2")
def test_set_shards_block(self):
verts = [(0, 0), (0, 1), (1, 1), (1, 0)]
offset = (10, 20)
block = Block(gold, verts, offset)
self.assertEquals(block.get_centroid(), (10.5, 20.5), "bad offset")
chunk = Chunk()
chunk.set_shards(block)
self.assertEquals(chunk.shards, (block,), "bad shards")
shard = chunk.shards[0]
self.assertEquals(shard.get_centroid(), (0, 0), "bad offset")
def test_get_centroid(self):
verts = [(10, 20), (10, 24), (12, 24), (12, 20)]
block = Block(gold, verts, (100, 200))
self.assertEquals(block.get_centroid(), (111, 222), "bad offset")
