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Moved inplace add and multiply methods from UserString to MutableString.

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Closes SF Bug #592573 where inplace add mutated a UserString.
Added unittests to verify the bug is cleared.
This commit is contained in:
Raymond Hettinger 2002-08-09 01:37:06 +00:00
parent 48923c5533
commit c35491ee3a
4 changed files with 19 additions and 11 deletions
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6
Lib/test/string_tests.py
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@ -314,3 +314,9 @@ def run_contains_tests(test):
test('__contains__', 'asdf', True, 'asdf') # vereq('asdf' in 'asdf', True)
test('__contains__', 'asd', False, 'asdf') # vereq('asdf' in 'asd', False)
test('__contains__', '', False, 'asdf') # vereq('asdf' in '', False)
def run_inplace_tests(constructor):
# Verify clearing of SF bug #592573
s = t = constructor('abc')
s += constructor('def')
verify(s != t, 'in-place concatenate should create a new object')