diff options
Diffstat (limited to 'Lib/test/test_builtin.py')
| -rw-r--r-- | Lib/test/test_builtin.py | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/Lib/test/test_builtin.py b/Lib/test/test_builtin.py index af497a0..5912e85 100644 --- a/Lib/test/test_builtin.py +++ b/Lib/test/test_builtin.py @@ -6,6 +6,8 @@ from test.test_support import fcmp, have_unicode, TESTFN, unlink import sys, warnings, cStringIO warnings.filterwarnings("ignore", "hex../oct.. of negative int", FutureWarning, __name__) +warnings.filterwarnings("ignore", "integer argument expected", + DeprecationWarning, "unittest") class Squares: @@ -925,10 +927,43 @@ class BuiltinTest(unittest.TestCase): self.assertEqual(range(1, 10, 3), [1, 4, 7]) self.assertEqual(range(5, -5, -3), [5, 2, -1, -4]) + # Now test range() with longs + self.assertEqual(range(-2**100), []) + self.assertEqual(range(0, -2**100), []) + self.assertEqual(range(0, 2**100, -1), []) + self.assertEqual(range(0, 2**100, -1), []) + + a = long(10 * sys.maxint) + b = long(100 * sys.maxint) + c = long(50 * sys.maxint) + + self.assertEqual(range(a, a+2), [a, a+1]) + self.assertEqual(range(a+2, a, -1L), [a+2, a+1]) + self.assertEqual(range(a+4, a, -2), [a+4, a+2]) + + seq = range(a, b, c) + self.assert_(a in seq) + self.assert_(b not in seq) + self.assertEqual(len(seq), 2) + + seq = range(b, a, -c) + self.assert_(b in seq) + self.assert_(a not in seq) + self.assertEqual(len(seq), 2) + + seq = range(-a, -b, -c) + self.assert_(-a in seq) + self.assert_(-b not in seq) + self.assertEqual(len(seq), 2) + self.assertRaises(TypeError, range) self.assertRaises(TypeError, range, 1, 2, 3, 4) self.assertRaises(ValueError, range, 1, 2, 0) + # Reject floats when it would require PyLongs to represent. + # (smaller floats still accepted, but deprecated) + self.assertRaises(ValueError, range, 1e100, 1e101, 1e101) + def test_input_and_raw_input(self): self.write_testfile() fp = open(TESTFN, 'r') |