Mercurial > cpython-lru_cache-weakref

annotate Lib/test/test_bigaddrspace.py @ 79675:c0a2294de787 2.7

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Issue #16199: Backport 2to3 typo fix from 3.2.
author Chris Jerdonek <chris.jerdonek@gmail.com>
date Thu, 11 Oct 2012 16:15:46 -0700
parents 614c84670c63
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
39417
74d23cd04421 Concatenation on a long string breaks (SF #1526585).
Armin Rigo <arigo@tunes.org>
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1 from test import test_support
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2 from test.test_support import bigaddrspacetest, MAX_Py_ssize_t
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3
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4 import unittest
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5 import operator
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6 import sys
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7
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8
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9 class StrTest(unittest.TestCase):
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10
74d23cd04421 Concatenation on a long string breaks (SF #1526585).
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11 @bigaddrspacetest
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12 def test_concat(self):
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13 s1 = 'x' * MAX_Py_ssize_t
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14 self.assertRaises(OverflowError, operator.add, s1, '?')
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15
74d23cd04421 Concatenation on a long string breaks (SF #1526585).
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16 @bigaddrspacetest
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17 def test_optimized_concat(self):
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18 x = 'x' * MAX_Py_ssize_t
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19 try:
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20 x = x + '?' # this statement uses a fast path in ceval.c
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21 except OverflowError:
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22 pass
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23 else:
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24 self.fail("should have raised OverflowError")
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25 try:
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26 x += '?' # this statement uses a fast path in ceval.c
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27 except OverflowError:
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28 pass
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29 else:
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30 self.fail("should have raised OverflowError")
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614c84670c63 Merged revisions 86596 via svnmerge from
Ezio Melotti <ezio.melotti@gmail.com>
parents: 39417
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31 self.assertEqual(len(x), MAX_Py_ssize_t)
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32
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33 ### the following test is pending a patch
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34 # (http://mail.python.org/pipermail/python-dev/2006-July/067774.html)
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35 #@bigaddrspacetest
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36 #def test_repeat(self):
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37 # self.assertRaises(OverflowError, operator.mul, 'x', MAX_Py_ssize_t + 1)
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38
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39
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40 def test_main():
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41 test_support.run_unittest(StrTest)
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42
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43 if __name__ == '__main__':
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44 if len(sys.argv) > 1:
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45 test_support.set_memlimit(sys.argv[1])
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46 test_main()