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Diffstat (limited to 'Lib/test/test_deque.py')
| -rw-r--r-- | Lib/test/test_deque.py | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Lib/test/test_deque.py b/Lib/test/test_deque.py index 5f2417f..016c2ae 100644 --- a/Lib/test/test_deque.py +++ b/Lib/test/test_deque.py @@ -40,6 +40,18 @@ class TestBasic(unittest.TestCase): d.extendleft('bcd') self.assertEqual(list(d), list(reversed('abcd'))) + def test_rotate(self): + s = 'abcde' + d = deque(s) + d.rotate(2) + self.assertEqual(''.join(d), 'deabc') + d.rotate(3) + self.assertEqual(''.join(d), s) + d.rotate(-3) + self.assertEqual(''.join(d), 'deabc') + d.rotate(-15) + self.assertEqual(''.join(d), 'deabc') + def test_len(self): d = deque('ab') self.assertEqual(len(d), 2) |