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##############################################################################
#
# Copyright (c) 2003 Zope Foundation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
"""Test zope.security.decorator
"""
import unittest
from zope.security.tests import QuietWatchingChecker
class DecoratedSecurityCheckerDescriptorTests(QuietWatchingChecker,
unittest.TestCase):
def setUp(self):
super().setUp()
from zope.security.checker import _clear
_clear()
def tearDown(self):
super().tearDown()
from zope.security.checker import _clear
_clear()
def _getTargetClass(self):
from zope.security.decorator import DecoratedSecurityCheckerDescriptor
return DecoratedSecurityCheckerDescriptor
def _makeOne(self):
return self._getTargetClass()()
def test_neither_wrapper_nor_object_has_checker(self):
from zope.proxy import ProxyBase
from zope.security.checker import NoProxy
from zope.security.checker import defineChecker
class Foo:
a = 'a'
defineChecker(Foo, NoProxy)
foo = Foo()
class Wrapper(ProxyBase):
b = 'b'
__Security_checker__ = self._makeOne()
defineChecker(Wrapper, NoProxy)
wrapper = Wrapper(foo)
self.assertRaises(AttributeError,
getattr, wrapper, '__Security_checker__')
def test_both_wrapper_and_object_have_checkers_not_security_proxied(self):
from zope.proxy import ProxyBase
from zope.security.checker import CombinedChecker
from zope.security.checker import NamesChecker
from zope.security.checker import defineChecker
from zope.security.interfaces import ForbiddenAttribute
class Foo:
a = 'a'
fooChecker = NamesChecker(['a']) # a is public
defineChecker(Foo, fooChecker)
foo = Foo()
fooChecker.check(foo, 'a') # no raise
self.assertRaises(ForbiddenAttribute,
fooChecker.check, foo, 'b')
class Wrapper(ProxyBase):
b = 'b'
__Security_checker__ = self._makeOne()
wrapperChecker = NamesChecker(['b']) # b is public
defineChecker(Wrapper, wrapperChecker)
wrapper = Wrapper(foo)
self.assertRaises(ForbiddenAttribute,
wrapperChecker.check, foo, 'a')
wrapperChecker.check(foo, 'b') # no raise
checker = wrapper.__Security_checker__
self.assertTrue(isinstance(checker, CombinedChecker))
checker.check(wrapper, 'a') # no raise
checker.check(wrapper, 'b') # no raise
def test_only_wrapper_has_checker(self):
from zope.proxy import ProxyBase
from zope.security.checker import NamesChecker
from zope.security.checker import NoProxy
from zope.security.checker import defineChecker
class Foo:
a = 'a'
foo = Foo()
defineChecker(Foo, NoProxy)
class Wrapper(ProxyBase):
b = 'b'
__Security_checker__ = self._makeOne()
wrapperChecker = NamesChecker(['b']) # b is public
defineChecker(Wrapper, wrapperChecker)
wrapper = Wrapper(foo)
self.assertTrue(wrapper.__Security_checker__ is wrapperChecker)
def test_only_object_has_checker(self):
from zope.proxy import ProxyBase
from zope.security.checker import NamesChecker
from zope.security.checker import NoProxy
from zope.security.checker import defineChecker
class Foo:
a = 'a'
fooChecker = NamesChecker(['a']) # a is public
defineChecker(Foo, fooChecker)
foo = Foo()
class Wrapper(ProxyBase):
b = 'b'
__Security_checker__ = self._makeOne()
defineChecker(Wrapper, NoProxy)
wrapper = Wrapper(foo)
self.assertTrue(wrapper.__Security_checker__ is fooChecker)
def test_both_wrapper_and_object_have_checkers_security_proxied(self):
from zope.proxy import ProxyBase
from zope.security.checker import CombinedChecker
from zope.security.checker import NamesChecker
from zope.security.checker import defineChecker
from zope.security.proxy import ProxyFactory
class Foo:
a = 'a'
fooChecker = NamesChecker(['a']) # a is public
defineChecker(Foo, fooChecker)
foo = Foo()
f_sec = ProxyFactory(foo)
class Wrapper(ProxyBase):
b = 'b'
__Security_checker__ = self._makeOne()
wrapperChecker = NamesChecker(['b']) # b is public
defineChecker(Wrapper, wrapperChecker)
w_sec = Wrapper(f_sec)
checker = w_sec.__Security_checker__
self.assertTrue(isinstance(checker, CombinedChecker))
checker.check(w_sec, 'a') # no raise
checker.check(w_sec, 'b') # no raise
def test_cannot_overwrite(self):
from zope.proxy import ProxyBase
from zope.security.checker import NoProxy
from zope.security.checker import defineChecker
class Foo:
a = 'a'
defineChecker(Foo, NoProxy)
foo = Foo()
class Wrapper(ProxyBase):
b = 'b'
__Security_checker__ = self._makeOne()
wrapper = Wrapper(foo)
def _try():
wrapper.__Security_checker__ = None
self.assertRaises(TypeError, _try)
def test_suite():
return unittest.defaultTestLoader.loadTestsFromName(__name__)
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