def test_clear(self):
objects = OrderedSet()
self.assertEqual(0, len(objects))
objects.clear()
self.assertEqual(0, len(objects))
objects.update([1, 2, 3])
self.assertEqual(3, len(objects))
objects.clear()
self.assertEqual(0, len(objects))
def test_update(self):
objects = OrderedSet([1, 2, 3])
self.assertEqual(3, len(objects))
objects.update([4, 5, 6])
self.assertEqual(6, len(objects))
objects.update([1, 2, 3])
self.assertEqual(6, len(objects))
objects.update([1, 2, 3, 4, 5, 6, 7])
self.assertEqual(7, len(objects))
for i in xrange(7):
self.assertEqual(i+1, objects[i])
