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| 1 # Python test set -- built-in functions | 1 # Python test set -- built-in functions |
| 2 | 2 |
| 3 import test.test_support, unittest | 3 import test.test_support, unittest |
| 4 import sys | 4 import sys |
| 5 | 5 |
| 6 import warnings | 6 import warnings |
| 7 warnings.filterwarnings("ignore", "integer argument expected", | 7 warnings.filterwarnings("ignore", "integer argument expected", |
| 8 DeprecationWarning, "unittest") | 8 DeprecationWarning, "unittest") |
| 9 | 9 |
| 10 class RangeTest(unittest.TestCase): | 10 class RangeTest(unittest.TestCase): |
| (...skipping 32 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 43 self.assertRaises(TypeError, range, 1, 2, 3, 4) | 43 self.assertRaises(TypeError, range, 1, 2, 3, 4) |
| 44 self.assertRaises(ValueError, range, 1, 2, 0) | 44 self.assertRaises(ValueError, range, 1, 2, 0) |
| 45 | 45 |
| 46 self.assertRaises(TypeError, range, 0.0, 2, 1) | 46 self.assertRaises(TypeError, range, 0.0, 2, 1) |
| 47 self.assertRaises(TypeError, range, 1, 2.0, 1) | 47 self.assertRaises(TypeError, range, 1, 2.0, 1) |
| 48 self.assertRaises(TypeError, range, 1, 2, 1.0) | 48 self.assertRaises(TypeError, range, 1, 2, 1.0) |
| 49 self.assertRaises(TypeError, range, 1e100, 1e101, 1e101) | 49 self.assertRaises(TypeError, range, 1e100, 1e101, 1e101) |
| 50 | 50 |
| 51 self.assertRaises(TypeError, range, 0, "spam") | 51 self.assertRaises(TypeError, range, 0, "spam") |
| 52 self.assertRaises(TypeError, range, 0, 42, "spam") | 52 self.assertRaises(TypeError, range, 0, 42, "spam") |
| 53 |
| 54 def test_repr(self): |
| 55 self.assertEqual(repr(range(1)), 'range(0, 1)') |
| 56 self.assertEqual(repr(range(1, 2)), 'range(1, 2)') |
| 57 self.assertEqual(repr(range(1, 2, 3)), 'range(1, 2, 3)') |
| 58 |
| 59 def test_attributes(self): |
| 60 r = range(0, 10, 2) |
| 61 self.assertEqual(r.start, 0) |
| 62 self.assertEqual(r.stop, 10) |
| 63 self.assertEqual(r.step, 2) |
| 64 r = range(10) |
| 65 self.assertEqual(r.start, 0) |
| 66 self.assertEqual(r.stop, 10) |
| 67 self.assertEqual(r.step, 1) |
| 68 r = range(10, 0, 4) |
| 69 self.assertEqual(r.start, 10) |
| 70 self.assertEqual(r.stop, 0) |
| 71 self.assertEqual(r.step, 4) |
| 72 r = range(1, 10, 2) |
| 73 self.assertEqual(r.start, 1) |
| 74 self.assertEqual(r.stop, 10) |
| 75 self.assertEqual(r.step, 2) |
| 76 |
| 77 def test_len(self): |
| 78 self.assertEqual(len(range(10)), 10) |
| 79 self.assertEqual(len(range(10, 0)), 0) |
| 80 self.assertEqual(len(range(0, 10, 2)), 5) |
| 53 | 81 |
| 54 self.assertEqual(len(range(0, sys.maxsize, sys.maxsize-1)), 2) | 82 self.assertEqual(len(range(0, sys.maxsize, sys.maxsize-1)), 2) |
| 55 | 83 |
| 56 r = range(-sys.maxsize, sys.maxsize, 2) | 84 r = range(-sys.maxsize, sys.maxsize, 2) |
| 57 self.assertEqual(len(r), sys.maxsize) | 85 self.assertEqual(len(r), sys.maxsize) |
| 58 | 86 |
| 59 def test_repr(self): | |
| 60 self.assertEqual(repr(range(1)), 'range(0, 1)') | |
| 61 self.assertEqual(repr(range(1, 2)), 'range(1, 2)') | |
| 62 self.assertEqual(repr(range(1, 2, 3)), 'range(1, 2, 3)') | |
| 63 | |
| 64 def test_main(): | 87 def test_main(): |
| 65 test.test_support.run_unittest(RangeTest) | 88 test.test_support.run_unittest(RangeTest) |
| 66 | 89 |
| 67 if __name__ == "__main__": | 90 if __name__ == "__main__": |
| 68 test_main() | 91 test_main() |
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