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229 lines
9.0 KiB
229 lines
9.0 KiB
"""tests for passlib.hash -- (c) Assurance Technologies 2003-2009"""
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#=============================================================================
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# imports
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#=============================================================================
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from __future__ import with_statement
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# core
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from logging import getLogger
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import warnings
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import sys
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# site
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# pkg
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from passlib import hash, registry, exc
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from passlib.registry import register_crypt_handler, register_crypt_handler_path, \
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get_crypt_handler, list_crypt_handlers, _unload_handler_name as unload_handler_name
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import passlib.utils.handlers as uh
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from passlib.tests.utils import TestCase
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# module
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log = getLogger(__name__)
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#=============================================================================
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# dummy handlers
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#
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# NOTE: these are defined outside of test case
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# since they're used by test_register_crypt_handler_path(),
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# which needs them to be available as module globals.
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#=============================================================================
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class dummy_0(uh.StaticHandler):
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name = "dummy_0"
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class alt_dummy_0(uh.StaticHandler):
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name = "dummy_0"
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dummy_x = 1
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#=============================================================================
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# test registry
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#=============================================================================
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class RegistryTest(TestCase):
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descriptionPrefix = "passlib.registry"
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def setUp(self):
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super(RegistryTest, self).setUp()
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# backup registry state & restore it after test.
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locations = dict(registry._locations)
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handlers = dict(registry._handlers)
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def restore():
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registry._locations.clear()
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registry._locations.update(locations)
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registry._handlers.clear()
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registry._handlers.update(handlers)
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self.addCleanup(restore)
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def test_hash_proxy(self):
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"""test passlib.hash proxy object"""
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# check dir works
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dir(hash)
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# check repr works
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repr(hash)
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# check non-existent attrs raise error
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self.assertRaises(AttributeError, getattr, hash, 'fooey')
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# GAE tries to set __loader__,
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# make sure that doesn't call register_crypt_handler.
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old = getattr(hash, "__loader__", None)
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test = object()
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hash.__loader__ = test
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self.assertIs(hash.__loader__, test)
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if old is None:
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del hash.__loader__
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self.assertFalse(hasattr(hash, "__loader__"))
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else:
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hash.__loader__ = old
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self.assertIs(hash.__loader__, old)
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# check storing attr calls register_crypt_handler
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class dummy_1(uh.StaticHandler):
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name = "dummy_1"
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hash.dummy_1 = dummy_1
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self.assertIs(get_crypt_handler("dummy_1"), dummy_1)
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# check storing under wrong name results in error
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self.assertRaises(ValueError, setattr, hash, "dummy_1x", dummy_1)
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def test_register_crypt_handler_path(self):
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"""test register_crypt_handler_path()"""
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# NOTE: this messes w/ internals of registry, shouldn't be used publically.
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paths = registry._locations
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# check namespace is clear
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self.assertTrue('dummy_0' not in paths)
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self.assertFalse(hasattr(hash, 'dummy_0'))
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# check invalid names are rejected
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self.assertRaises(ValueError, register_crypt_handler_path,
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"dummy_0", ".test_registry")
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self.assertRaises(ValueError, register_crypt_handler_path,
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"dummy_0", __name__ + ":dummy_0:xxx")
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self.assertRaises(ValueError, register_crypt_handler_path,
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"dummy_0", __name__ + ":dummy_0.xxx")
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# try lazy load
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register_crypt_handler_path('dummy_0', __name__)
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self.assertTrue('dummy_0' in list_crypt_handlers())
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self.assertTrue('dummy_0' not in list_crypt_handlers(loaded_only=True))
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self.assertIs(hash.dummy_0, dummy_0)
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self.assertTrue('dummy_0' in list_crypt_handlers(loaded_only=True))
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unload_handler_name('dummy_0')
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# try lazy load w/ alt
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register_crypt_handler_path('dummy_0', __name__ + ':alt_dummy_0')
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self.assertIs(hash.dummy_0, alt_dummy_0)
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unload_handler_name('dummy_0')
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# check lazy load w/ wrong type fails
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register_crypt_handler_path('dummy_x', __name__)
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self.assertRaises(TypeError, get_crypt_handler, 'dummy_x')
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# check lazy load w/ wrong name fails
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register_crypt_handler_path('alt_dummy_0', __name__)
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self.assertRaises(ValueError, get_crypt_handler, "alt_dummy_0")
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unload_handler_name("alt_dummy_0")
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# TODO: check lazy load which calls register_crypt_handler (warning should be issued)
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sys.modules.pop("passlib.tests._test_bad_register", None)
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register_crypt_handler_path("dummy_bad", "passlib.tests._test_bad_register")
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with warnings.catch_warnings():
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warnings.filterwarnings("ignore", "xxxxxxxxxx", DeprecationWarning)
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h = get_crypt_handler("dummy_bad")
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from passlib.tests import _test_bad_register as tbr
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self.assertIs(h, tbr.alt_dummy_bad)
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def test_register_crypt_handler(self):
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"""test register_crypt_handler()"""
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self.assertRaises(TypeError, register_crypt_handler, {})
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self.assertRaises(ValueError, register_crypt_handler, type('x', (uh.StaticHandler,), dict(name=None)))
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self.assertRaises(ValueError, register_crypt_handler, type('x', (uh.StaticHandler,), dict(name="AB_CD")))
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self.assertRaises(ValueError, register_crypt_handler, type('x', (uh.StaticHandler,), dict(name="ab-cd")))
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self.assertRaises(ValueError, register_crypt_handler, type('x', (uh.StaticHandler,), dict(name="ab__cd")))
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self.assertRaises(ValueError, register_crypt_handler, type('x', (uh.StaticHandler,), dict(name="default")))
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class dummy_1(uh.StaticHandler):
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name = "dummy_1"
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class dummy_1b(uh.StaticHandler):
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name = "dummy_1"
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self.assertTrue('dummy_1' not in list_crypt_handlers())
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register_crypt_handler(dummy_1)
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register_crypt_handler(dummy_1)
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self.assertIs(get_crypt_handler("dummy_1"), dummy_1)
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self.assertRaises(KeyError, register_crypt_handler, dummy_1b)
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self.assertIs(get_crypt_handler("dummy_1"), dummy_1)
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register_crypt_handler(dummy_1b, force=True)
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self.assertIs(get_crypt_handler("dummy_1"), dummy_1b)
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self.assertTrue('dummy_1' in list_crypt_handlers())
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def test_get_crypt_handler(self):
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"""test get_crypt_handler()"""
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class dummy_1(uh.StaticHandler):
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name = "dummy_1"
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# without available handler
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self.assertRaises(KeyError, get_crypt_handler, "dummy_1")
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self.assertIs(get_crypt_handler("dummy_1", None), None)
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# already loaded handler
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register_crypt_handler(dummy_1)
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self.assertIs(get_crypt_handler("dummy_1"), dummy_1)
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with warnings.catch_warnings():
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warnings.filterwarnings("ignore", "handler names should be lower-case, and use underscores instead of hyphens:.*", UserWarning)
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# already loaded handler, using incorrect name
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self.assertIs(get_crypt_handler("DUMMY-1"), dummy_1)
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# lazy load of unloaded handler, using incorrect name
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register_crypt_handler_path('dummy_0', __name__)
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self.assertIs(get_crypt_handler("DUMMY-0"), dummy_0)
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# check system & private names aren't returned
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from passlib import hash
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hash.__dict__["_fake"] = "dummy"
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for name in ["_fake", "__package__"]:
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self.assertRaises(KeyError, get_crypt_handler, name)
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self.assertIs(get_crypt_handler(name, None), None)
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def test_list_crypt_handlers(self):
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"""test list_crypt_handlers()"""
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from passlib.registry import list_crypt_handlers
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# check system & private names aren't returned
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hash.__dict__["_fake"] = "dummy"
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for name in list_crypt_handlers():
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self.assertFalse(name.startswith("_"), "%r: " % name)
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unload_handler_name("_fake")
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def test_handlers(self):
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"""verify we have tests for all builtin handlers"""
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from passlib.registry import list_crypt_handlers
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from passlib.tests.test_handlers import get_handler_case, conditionally_available_hashes
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for name in list_crypt_handlers():
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# skip some wrappers that don't need independant testing
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if name.startswith("ldap_") and name[5:] in list_crypt_handlers():
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continue
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if name in ["roundup_plaintext"]:
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continue
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# check the remaining ones all have a handler
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try:
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self.assertTrue(get_handler_case(name))
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except exc.MissingBackendError:
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if name in conditionally_available_hashes: # expected to fail on some setups
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continue
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raise
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#=============================================================================
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# eof
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#=============================================================================
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