[Zope-dev] zope-tests - FAILED: 2, OK: 20, UNKNOWN: 1

[Gediminas Paulauskas]

2012/12/7 Tres Seaver <tseaver at palladion.com>:
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> On 12/07/2012 01:52 AM, Marius Gedminas wrote:
>>>> [3]    FAILED  winbot / zope.app.i18n_py_265_32
>>>> https://mail.zope.org/pipermail/zope-tests/2012-December/069796.html
>>
>>>>
> Error in test testNoTargetLanguage
> (zope.app.i18n.tests.test_translationdomain.TestTranslationDomain)
>> Traceback (most recent call last): File
>> "c:\Python26_32\lib\unittest.py", line 279, in run testMethod() File
>> "c:\eggs\zope.i18n-3.8.0-py2.6.egg\zope\i18n\tests\test_itranslationdomain.py",
>> line 99, in testNoTargetLanguage eq(translate('short_greeting',
>> context=context, default=42), 42) File
>> "c:\buildslave\zope.app.i18n\build\src\zope\app\i18n\translationdomain.py",
>> line 74, in translate catalog_names =
>> self._catalogs.get(target_language, []) TypeError: Object has default
>> comparison
>
> Here, the 'target_langeage' returned by the negotiator is None, which the
> OOBTree is refusing to treat as a key (because its comparison semantics
> are undefined across process boundaries / Python versions)::
>
>  >>> from BTrees.OOBTree import OOBTree
>  >>> x = OOBTree()
>  >>> x[None] = 1
>  Traceback (most recent call last):
>    File "<stdin>", line 1, in <module>
>  TypeError: Object has default comparison
>
> Such keys haven't been allowed since::
>
>  r117933 | jim | 2010-10-26 17:14:00 -0400 (Tue, 26 Oct 2010) | 7 lines
>
>  Bug Fixed
>  - BTrees allowed object keys with insane comparison. (Comparison
>    inherited from object, which compares based on in-process address.)
>    Now BTrees raise TypeError is an attempt is made to save a key with
>    comparison inherited from object. (This doesn't apply to old-style
>    class instances.)

The error happens in get, not set, should it?

Otherwise, a patch for zope.app.i18n to fix this case is attached (not
committed).

-- 
Gediminas
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