def test_add(self) -> None:
bounds = Bounds()
assert len(bounds) == 0
bounds.add(1)
assert list(bounds) == [1]
bounds.add(1)
assert list(bounds) == [1]
bounds.add(2)
assert list(bounds) == [1, 2]
def test_add(self):
bounds = Bounds()
self.assertEquals(len(bounds), 0)
bounds.add(1)
self.assertTrue(1 in bounds)
self.assertFalse(2 in bounds)
self.assertEquals(len(bounds), 1)
self.assertEquals(list(bounds), [1])
bounds.add(1)
self.assertTrue(1 in bounds)
self.assertFalse(2 in bounds)
self.assertEquals(len(bounds), 1)
self.assertEquals(list(bounds), [1])
bounds.add(2)
self.assertTrue(1 in bounds)
self.assertTrue(2 in bounds)
self.assertEquals(len(bounds), 2)
self.assertEquals(list(bounds), [1, 2])
