def test_layout_locked_width(self):
layout = Layout(12, sys.maxint)
layout.insert(12, 2, 1)
layout.insert(10, 4, 2)
layout.insert(10, 2, 3)
layout.insert(8, 4, 4)
layout.insert(8, 4, 5)
layout.insert(6, 2, 6)
layout.insert(6, 4, 7)
layout.insert(4, 2, 8)
layout.insert(4, 2, 9)
layout.insert(2, 2, 10)
layout.insert(2, 2, 11)
layout.insert(2, 2, 12)
layout.insert(2, 2, 13)
layout.insert(2, 2, 14)
layout.prune()
(width, height) = layout.bounding()
self.assertEqual(12, width)
self.assertEqual(22, height)
node_count = 0
for node in layout.nodes():
node_count = node_count + 1
self.assertEqual(14, node_count)
