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Diffstat (limited to 'Lib/test/test_rational.py')
| -rw-r--r-- | Lib/test/test_rational.py | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Lib/test/test_rational.py b/Lib/test/test_rational.py index 3242e43886..20abce26df 100644 --- a/Lib/test/test_rational.py +++ b/Lib/test/test_rational.py @@ -6,6 +6,8 @@ import math import operator import rational import unittest +from copy import copy, deepcopy +from cPickle import dumps, loads R = rational.Rational def _components(r): @@ -359,6 +361,12 @@ class RationalTest(unittest.TestCase): s += num / fact * sign self.assertAlmostEquals(math.cos(1), s) + def test_copy_deepcopy_pickle(self): + r = R(13, 7) + self.assertEqual(r, loads(dumps(r))) + self.assertEqual(id(r), id(copy(r))) + self.assertEqual(id(r), id(deepcopy(r))) + def test_main(): run_unittest(RationalTest) |