def test_bbox(self):
bbox = Gui.BBox([[100, 200], [300, 500]])
self.assertEqual(bbox.left, 100)
self.assertEqual(bbox.right, 300)
self.assertEqual(bbox.top, 200)
self.assertEqual(bbox.bottom, 500)
self.assertEqual(bbox.width(), 200)
self.assertEqual(bbox.height(), 300)
# author_TODO: upperleft, lowerright, midright, midleft, center, union
t = bbox.flatten()
self.assertEqual(t[0], 100)
pairs = [pair for pair in Gui.pairiter(t)]
self.assertEqual(len(pairs), 2)
seq = Gui.flatten(pairs)
self.assertEqual(len(seq), 4)
