def testRanges(self):
s = RangeSet()
s.insert(0, 1)
s.insert(2, 3)
self.assertEqual(s.ranges(), [(0, 1), (2, 3)])
s = RangeSet(4, 2)
self.assertEqual(list(s), [(0, 2), (4, 0)])
def testComparisonOperators(self):
s1 = RangeSet(1)
s2 = RangeSet(2)
self.assertNotEqual(s1, s2)
s1.insert(2)
s2.insert(1)
self.assertEqual(s1, s2)
self.assertTrue(RangeSet(2, 1).contains(RangeSet(3, 4)))
self.assertTrue(RangeSet(2, 1).contains(3, 4))
self.assertTrue(RangeSet(2, 1).contains(3))
self.assertTrue(RangeSet(2, 4).isWithin(RangeSet(1, 5)))
self.assertTrue(RangeSet(2, 4).isWithin(1, 5))
self.assertFalse(RangeSet(2, 4).isWithin(3))
self.assertTrue(RangeSet(2, 4).intersects(RangeSet(3, 5)))
self.assertTrue(RangeSet(2, 4).intersects(3, 5))
self.assertTrue(RangeSet(2, 4).intersects(3))
self.assertTrue(RangeSet(2, 4).isDisjointFrom(RangeSet(6, 8)))
self.assertTrue(RangeSet(2, 4).isDisjointFrom(6, 8))
self.assertTrue(RangeSet(2, 4).isDisjointFrom(6))