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"""tests for passlib.hash -- (c) Assurance Technologies 2003-2009""" #============================================================================= # imports #============================================================================= from __future__ import with_statement # core from logging import getLogger import warnings import sys # site # pkg from passlib import hash, registry, exc from passlib.registry import register_crypt_handler, register_crypt_handler_path, \ get_crypt_handler, list_crypt_handlers, _unload_handler_name as unload_handler_name import passlib.utils.handlers as uh from passlib.tests.utils import TestCase # module log = getLogger(__name__) #============================================================================= # dummy handlers # # NOTE: these are defined outside of test case # since they're used by test_register_crypt_handler_path(), # which needs them to be available as module globals. #============================================================================= class dummy_0(uh.StaticHandler): name = "dummy_0" class alt_dummy_0(uh.StaticHandler): name = "dummy_0" dummy_x = 1 #============================================================================= # test registry #============================================================================= class RegistryTest(TestCase): descriptionPrefix = "passlib.registry" def setUp(self): super(RegistryTest, self).setUp() # backup registry state & restore it after test. locations = dict(registry._locations) handlers = dict(registry._handlers) def restore(): registry._locations.clear() registry._locations.update(locations) registry._handlers.clear() registry._handlers.update(handlers) self.addCleanup(restore) def test_hash_proxy(self): """test passlib.hash proxy object""" # check dir works dir(hash) # check repr works repr(hash) # check non-existent attrs raise error self.assertRaises(AttributeError, getattr, hash, 'fooey') # GAE tries to set __loader__, # make sure that doesn't call register_crypt_handler. old = getattr(hash, "__loader__", None) test = object() hash.__loader__ = test self.assertIs(hash.__loader__, test) if old is None: del hash.__loader__ self.assertFalse(hasattr(hash, "__loader__")) else: hash.__loader__ = old self.assertIs(hash.__loader__, old) # check storing attr calls register_crypt_handler class dummy_1(uh.StaticHandler): name = "dummy_1" hash.dummy_1 = dummy_1 self.assertIs(get_crypt_handler("dummy_1"), dummy_1) # check storing under wrong name results in error self.assertRaises(ValueError, setattr, hash, "dummy_1x", dummy_1) def test_register_crypt_handler_path(self): """test register_crypt_handler_path()""" # NOTE: this messes w/ internals of registry, shouldn't be used publically. paths = registry._locations # check namespace is clear self.assertTrue('dummy_0' not in paths) self.assertFalse(hasattr(hash, 'dummy_0')) # check invalid names are rejected self.assertRaises(ValueError, register_crypt_handler_path, "dummy_0", ".test_registry") self.assertRaises(ValueError, register_crypt_handler_path, "dummy_0", __name__ + ":dummy_0:xxx") self.assertRaises(ValueError, register_crypt_handler_path, "dummy_0", __name__ + ":dummy_0.xxx") # try lazy load register_crypt_handler_path('dummy_0', __name__) self.assertTrue('dummy_0' in list_crypt_handlers()) self.assertTrue('dummy_0' not in list_crypt_handlers(loaded_only=True)) self.assertIs(hash.dummy_0, dummy_0) self.assertTrue('dummy_0' in list_crypt_handlers(loaded_only=True)) unload_handler_name('dummy_0') # try lazy load w/ alt register_crypt_handler_path('dummy_0', __name__ + ':alt_dummy_0') self.assertIs(hash.dummy_0, alt_dummy_0) unload_handler_name('dummy_0') # check lazy load w/ wrong type fails register_crypt_handler_path('dummy_x', __name__) self.assertRaises(TypeError, get_crypt_handler, 'dummy_x') # check lazy load w/ wrong name fails register_crypt_handler_path('alt_dummy_0', __name__) self.assertRaises(ValueError, get_crypt_handler, "alt_dummy_0") unload_handler_name("alt_dummy_0") # TODO: check lazy load which calls register_crypt_handler (warning should be issued) sys.modules.pop("passlib.tests._test_bad_register", None) register_crypt_handler_path("dummy_bad", "passlib.tests._test_bad_register") with warnings.catch_warnings(): warnings.filterwarnings("ignore", "xxxxxxxxxx", DeprecationWarning) h = get_crypt_handler("dummy_bad") from passlib.tests import _test_bad_register as tbr self.assertIs(h, tbr.alt_dummy_bad) def test_register_crypt_handler(self): """test register_crypt_handler()""" self.assertRaises(TypeError, register_crypt_handler, {}) self.assertRaises(ValueError, register_crypt_handler, type('x', (uh.StaticHandler,), dict(name=None))) self.assertRaises(ValueError, register_crypt_handler, type('x', (uh.StaticHandler,), dict(name="AB_CD"))) self.assertRaises(ValueError, register_crypt_handler, type('x', (uh.StaticHandler,), dict(name="ab-cd"))) self.assertRaises(ValueError, register_crypt_handler, type('x', (uh.StaticHandler,), dict(name="ab__cd"))) self.assertRaises(ValueError, register_crypt_handler, type('x', (uh.StaticHandler,), dict(name="default"))) class dummy_1(uh.StaticHandler): name = "dummy_1" class dummy_1b(uh.StaticHandler): name = "dummy_1" self.assertTrue('dummy_1' not in list_crypt_handlers()) register_crypt_handler(dummy_1) register_crypt_handler(dummy_1) self.assertIs(get_crypt_handler("dummy_1"), dummy_1) self.assertRaises(KeyError, register_crypt_handler, dummy_1b) self.assertIs(get_crypt_handler("dummy_1"), dummy_1) register_crypt_handler(dummy_1b, force=True) self.assertIs(get_crypt_handler("dummy_1"), dummy_1b) self.assertTrue('dummy_1' in list_crypt_handlers()) def test_get_crypt_handler(self): """test get_crypt_handler()""" class dummy_1(uh.StaticHandler): name = "dummy_1" # without available handler self.assertRaises(KeyError, get_crypt_handler, "dummy_1") self.assertIs(get_crypt_handler("dummy_1", None), None) # already loaded handler register_crypt_handler(dummy_1) self.assertIs(get_crypt_handler("dummy_1"), dummy_1) with warnings.catch_warnings(): warnings.filterwarnings("ignore", "handler names should be lower-case, and use underscores instead of hyphens:.*", UserWarning) # already loaded handler, using incorrect name self.assertIs(get_crypt_handler("DUMMY-1"), dummy_1) # lazy load of unloaded handler, using incorrect name register_crypt_handler_path('dummy_0', __name__) self.assertIs(get_crypt_handler("DUMMY-0"), dummy_0) # check system & private names aren't returned import passlib.hash # ensure module imported, so py3.3 sets __package__ passlib.hash.__dict__["_fake"] = "dummy" # so behavior seen under py2x also for name in ["_fake", "__package__"]: self.assertRaises(KeyError, get_crypt_handler, name) self.assertIs(get_crypt_handler(name, None), None) def test_list_crypt_handlers(self): """test list_crypt_handlers()""" from passlib.registry import list_crypt_handlers # check system & private names aren't returned import passlib.hash # ensure module imported, so py3.3 sets __package__ passlib.hash.__dict__["_fake"] = "dummy" # so behavior seen under py2x also for name in list_crypt_handlers(): self.assertFalse(name.startswith("_"), "%r: " % name) unload_handler_name("_fake") def test_handlers(self): """verify we have tests for all builtin handlers""" from passlib.registry import list_crypt_handlers from passlib.tests.test_handlers import get_handler_case, conditionally_available_hashes for name in list_crypt_handlers(): # skip some wrappers that don't need independant testing if name.startswith("ldap_") and name[5:] in list_crypt_handlers(): continue if name in ["roundup_plaintext"]: continue # check the remaining ones all have a handler try: self.assertTrue(get_handler_case(name)) except exc.MissingBackendError: if name in conditionally_available_hashes: # expected to fail on some setups continue raise #============================================================================= # eof #=============================================================================