def test_from_block(self): block = Block() block.from_list([1, 2, 4, 5, 6]) s = SwirlFrameRow() s.from_block(block, 0, False) assert_equal(SwirlFrameRow(x1=1, x2=2, x3=4, x4=5), s) s.from_block(block, 3, True) assert_equal(SwirlFrameRow(x1=5, x2=6, x3=0xff, x4=0), s)