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Viewing changes to Lib/test/test_bigaddrspace.py

  • Committer: Bazaar Package Importer
  • Author(s): Matthias Klose
  • Date: 2009-02-13 12:51:00 UTC
  • Revision ID: james.westby@ubuntu.com-20090213125100-uufgcb9yeqzujpqw
Tags: upstream-2.6.1
Import upstream version 2.6.1

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Lib/test/test_bigaddrspace.py
 
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from test import test_support
 
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from test.test_support import bigaddrspacetest, MAX_Py_ssize_t
 
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import unittest
 
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import operator
 
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import sys
 
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class StrTest(unittest.TestCase):
 
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    @bigaddrspacetest
 
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    def test_concat(self):
 
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        s1 = 'x' * MAX_Py_ssize_t
 
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        self.assertRaises(OverflowError, operator.add, s1, '?')
 
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    @bigaddrspacetest
 
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    def test_optimized_concat(self):
 
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        x = 'x' * MAX_Py_ssize_t
 
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        try:
 
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            x = x + '?'     # this statement uses a fast path in ceval.c
 
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        except OverflowError:
 
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            pass
 
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        else:
 
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            self.fail("should have raised OverflowError")
 
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        try:
 
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            x += '?'        # this statement uses a fast path in ceval.c
 
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        except OverflowError:
 
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            pass
 
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        else:
 
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            self.fail("should have raised OverflowError")
 
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        self.assertEquals(len(x), MAX_Py_ssize_t)
 
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    ### the following test is pending a patch
 
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    #   (http://mail.python.org/pipermail/python-dev/2006-July/067774.html)
 
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    #@bigaddrspacetest
 
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    #def test_repeat(self):
 
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    #    self.assertRaises(OverflowError, operator.mul, 'x', MAX_Py_ssize_t + 1)
 
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def test_main():
 
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    test_support.run_unittest(StrTest)
 
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if __name__ == '__main__':
 
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    if len(sys.argv) > 1:
 
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        test_support.set_memlimit(sys.argv[1])
 
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    test_main()