def test_displace_and_resize(self):
l = self.ws
block = RecBlock(self.layout, False, 0, 0, 8, 8)
block.displace_and_resize(4, -4)
block = RecBlock(self.layout, False, 0, 0, 8, 8)
self.assertEqual(block._virtualize(),
[(None, None, None, None, None, None, None, None),
(None, None, None, None, None, None, None, None),
(None, None, None, None, None, None, None, None),
(None, None, None, None, None, None, None, None),
(l[0], l[0], l[1], l[1], l[1], l[1], l[1], l[1]),
(l[0], l[0], l[2], None, l[3], l[3], l[3], l[3]),
(l[4], l[4], l[4], l[4], l[3], l[3], l[3], l[3]),
(l[4], l[4], l[4], l[4], l[5], l[5], l[5], l[5])])
block.displace_and_resize(-2, 2)
block = RecBlock(self.layout, False, 0, 0, 8, 8)
self.assertEqual(block._virtualize(),
[(None, None, None, None, None, None, None, None),
(None, None, None, None, None, None, None, None),
(l[0], l[0], l[1], l[1], l[1], l[1], l[1], l[1]),
(l[0], l[0], l[1], l[1], l[1], l[1], l[1], l[1]),
(l[0], l[0], l[2], None, l[3], l[3], l[3], l[3]),
(l[0], l[0], l[2], None, l[3], l[3], l[3], l[3]),
(l[4], l[4], l[4], l[4], l[3], l[3], l[3], l[3]),
(l[4], l[4], l[4], l[4], l[5], l[5], l[5], l[5])])
def test_shrink_failure(self):
block = RecBlock(self.layout, False, 0, 0, 8, 8)
with self.assertRaises(SplitLimitException):
block.displace_and_resize(0, -5)