Kc@sdZddlZddlZddlZddlmZdejjfdYZ de fdYZ dejjfd YZ d e fd YZ d ejjfd YZ de fdYZdZdZdZdZdZdZdZdZdZdZdZdZdZdZdZdZed krej d!d"ndS(#sSAdapter registry tests $Id: test_adapter.py 110736 2010-04-11 10:59:30Z regebro $ iN(tAdapterRegistrytIF0cBseZRS((t__name__t __module__(((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyRstIF1cBseZRS((RR(((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyRstIB0cBseZRS((RR(((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyRstIB1cBseZRS((RR(((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyRstIR0cBseZRS((RR(((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyR"stIR1cBseZRS((RR(((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyR$scCsdS(sb >>> registry = AdapterRegistry() >>> class IB2(IB0): ... pass >>> class IB3(IB2, IB1): ... pass >>> class IB4(IB1, IB2): ... pass >>> registry.register([None, IB1], IR0, '', 'A1') >>> registry.register([None, IB0], IR0, '', 'A0') >>> registry.register([None, IB2], IR0, '', 'A2') >>> registry.lookup((IF1, IB1), IR0, '') 'A1' >>> registry.lookup((IF1, IB2), IR0, '') 'A2' >>> registry.lookup((IF1, IB0), IR0, '') 'A0' >>> registry.lookup((IF1, IB3), IR0, '') 'A2' >>> registry.lookup((IF1, IB4), IR0, '') 'A1' N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyt!test_multi_adapter_get_best_match'scCsdS(s >>> registry = AdapterRegistry() >>> class IB2(IB0): ... pass >>> class IB3(IB2, IB1): ... pass >>> class IB4(IB1, IB2): ... pass >>> registry.register([None, IB1], IR0, '', 'A1') >>> registry.register([None, IB0], IR0, '', 'A0') >>> registry.register([None, IB2], IR0, '', 'A2') >>> tuple(registry.lookupAll((IF1, IB1), IR0))[0][1] 'A1' >>> tuple(registry.lookupAll((IF1, IB2), IR0))[0][1] 'A2' >>> tuple(registry.lookupAll((IF1, IB0), IR0))[0][1] 'A0' >>> tuple(registry.lookupAll((IF1, IB3), IR0))[0][1] 'A2' >>> tuple(registry.lookupAll((IF1, IB4), IR0))[0][1] 'A1' N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyt-test_multi_adapter_lookupAll_get_best_matchesBscCsdS(s >>> registry = AdapterRegistry() >>> registry.register([None, None], IB1, 'bob', 'A0') >>> registry.lookup((IF1, IR1), IB0, 'bob') 'A0' >>> registry.register([None, IR0], IB1, 'bob', 'A1') >>> registry.lookup((IF1, IR1), IB0, 'bob') 'A1' >>> registry.lookup((IF1, IR1), IB0, 'bruce') >>> registry.register([None, IR1], IB1, 'bob', 'A2') >>> registry.lookup((IF1, IR1), IB0, 'bob') 'A2' N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyttest_multi_adapter_w_default^scCsdS(s >>> registry = AdapterRegistry() >>> class IX(zope.interface.Interface): ... pass >>> registry.register([IF0, IR0], IB1, 'bob', 'A1') >>> registry.register([IF1, IX], IB1, 'bob', 'AX') >>> registry.lookup((IF1, IR1), IB0, 'bob') 'A1' N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyt9test_multi_adapter_w_inherited_and_multiple_registrationssscCsdS(sQuery a named simple adapter >>> registry = AdapterRegistry() If we ask for a named adapter, we won't get a result unless there is a named adapter, even if the object implements the interface: >>> registry.lookup([IF1], IF0, 'bob') >>> registry.register([None], IB1, 'bob', 'A1') >>> registry.lookup([IF1], IB0, 'bob') 'A1' >>> registry.lookup([IF1], IB0, 'bruce') >>> registry.register([None], IB0, 'bob', 'A2') >>> registry.lookup([IF1], IB0, 'bob') 'A2' N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyttest_named_adapter_with_defaultscCsdS(s7 >>> registry = AdapterRegistry() >>> registry.register([IF1, IR0], IB0, 'bob', 'A1') >>> registry.register((IF1, IR0), IB1, 'bob', 'A2') >>> registry.lookup((IF1, IR1), IB0, 'bob') 'A1' >>> registry = AdapterRegistry() >>> registry.register([IF1, IR0], IB1, 'bob', 'A2') >>> registry.register([IF1, IR0], IB0, 'bob', 'A1') >>> registry.lookup([IF1, IR0], IB0, 'bob') 'A1' >>> registry = AdapterRegistry() >>> registry.register([IF1, IR0], IB0, 'bob', 'A1') >>> registry.register([IF1, IR1], IB1, 'bob', 'A2') >>> registry.lookup([IF1, IR1], IB0, 'bob') 'A2' >>> registry = AdapterRegistry() >>> registry.register([IF1, IR1], IB1, 'bob', 2) >>> registry.register([IF1, IR0], IB0, 'bob', 1) >>> registry.lookup([IF1, IR1], IB0, 'bob') 2 N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyt(test_multi_adapter_gets_closest_providedscCsdS(s  >>> registry = AdapterRegistry() >>> class IX(zope.interface.Interface): ... pass >>> registry.register([None, IR0], IB0, 'bob', 1) >>> registry.register([IF1, IX], IB0, 'bob', 2) >>> registry.lookup([IF1, IR1], IB0, 'bob') 1 N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyt6test_multi_adapter_check_non_default_dont_hide_defaultscCsdS(sf >>> registry = AdapterRegistry() >>> default = object() >>> class Object1(object): ... zope.interface.implements(IF0) >>> class Object2(object): ... zope.interface.implements(IF0) >>> def factory(context): ... if isinstance(context, Object1): ... return 'adapter' ... return None >>> registry.register([IF0], IB0, '', factory) >>> registry.adapter_hook(IB0, Object1()) 'adapter' >>> registry.adapter_hook(IB0, Object2()) is None True >>> registry.adapter_hook(IB0, Object2(), default=default) is default True N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyt-test_adapter_hook_with_factory_producing_NonescCsdS(s Let's first create a adapter registry and a simple adaptation hook: >>> globalRegistry = AdapterRegistry() >>> def _hook(iface, ob, lookup=globalRegistry.lookup1): ... factory = lookup(zope.interface.providedBy(ob), iface) ... if factory is None: ... return None ... else: ... return factory(ob) >>> zope.interface.interface.adapter_hooks.append(_hook) Now we create some interfaces and an implementation: >>> class IX(zope.interface.Interface): ... pass >>> class IY(zope.interface.Interface): ... pass >>> class X(object): ... pass >>> class Y(object): ... zope.interface.implements(IY) ... def __init__(self, original): ... self.original=original and register an adapter: >>> globalRegistry.register((IX,), IY, '', Y) at first, we still expect the adapter lookup from `X` to `IY` to fail: >>> IY(X()) #doctest: +NORMALIZE_WHITESPACE +ELLIPSIS Traceback (most recent call last): ... TypeError: ('Could not adapt', , ) But after we declare an interface on the class `X`, it should pass: >>> zope.interface.classImplementsOnly(X, IX) >>> IY(X()) #doctest: +ELLIPSIS >>> hook = zope.interface.interface.adapter_hooks.pop() N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyt8test_adapter_registry_update_upon_interface_bases_changescCsdS(s If we change declarations for a class, those adapter lookup should eflect the changes: >>> class I1(zope.interface.Interface): ... pass >>> class I2(zope.interface.Interface): ... pass >>> registry = AdapterRegistry() >>> registry.register([I1], I2, '', 42) >>> class C: ... pass >>> registry.lookup([zope.interface.implementedBy(C)], I2, '') >>> zope.interface.classImplements(C, I1) >>> registry.lookup([zope.interface.implementedBy(C)], I2, '') 42 N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyttest_changing_declarationsscCsdS(s >>> registry = AdapterRegistry() >>> registry.register([IF0, IB1], IR0, '', 'A01') >>> registry.register([IF1, IB0], IR0, '', 'A10') >>> registry.lookup((IF1, IB1), IR0, '') 'A10' N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyt!test_correct_multi_adapter_lookup(scCsdS(s There was a bug that caused problems if a spec had multiple bases: >>> class I(zope.interface.Interface): ... pass >>> class I2(I, I): ... pass >>> registry = AdapterRegistry() >>> registry.register([I2], IR0, 'x', 'X') >>> registry.lookup((I2, ), IR0, 'x') 'X' >>> registry.register([I2], IR0, 'y', 'Y') >>> registry.lookup((I2, ), IR0, 'x') 'X' >>> registry.lookup((I2, ), IR0, 'y') 'Y' N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyttest_duplicate_bases1scCsdS(sb The registry should never use == as that will tend to fail when objects are picky about what they are compared with: >>> class Picky: ... def __cmp__(self, other): ... raise TypeError("I'm too picky for comparison!") >>> class I(zope.interface.Interface): ... pass >>> class I2(I, I): ... pass >>> registry = AdapterRegistry() >>> picky = Picky() >>> registry.register([I2], IR0, '', picky) >>> registry.unregister([I2], IR0, '', picky) >>> registry.subscribe([I2], IR0, picky) >>> registry.unsubscribe([I2], IR0, picky) N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyttest_register_objects_with_cmpDscCsdS(s >>> class I(zope.interface.Interface): ... pass >>> class IP(zope.interface.Interface): ... pass >>> class C(object): ... pass >>> registry = AdapterRegistry() >>> registry.register([], IP, '', C) >>> registry.register([I], IP, '', C) >>> registry.register([I], IP, 'name', C) >>> registry.register([I, I], IP, '', C) >>> len(registry._adapters) 3 >>> map(len, registry._adapters) [1, 1, 1] >>> registry.unregister([], IP, '', C) >>> registry.unregister([I], IP, '', C) >>> registry.unregister([I], IP, 'name', C) >>> registry.unregister([I, I], IP, '', C) >>> registry._adapters [] N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyt!test_unregister_cleans_up_empties[scCsdS(sO >>> class I1(zope.interface.Interface): ... pass >>> class I2(zope.interface.Interface): ... pass >>> class IP(zope.interface.Interface): ... pass >>> registry = AdapterRegistry() >>> def handler(event): ... pass >>> registry.subscribe([I1], I1, handler) >>> registry.subscribe([I2], I1, handler) >>> len(registry._subscribers) 2 >>> map(len, registry._subscribers) [0, 2] >>> registry.unsubscribe([I1], I1, handler) >>> registry.unsubscribe([I2], I1, handler) >>> registry._subscribers [] N((((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyt"test_unsubscribe_cleans_up_emptiesxsc Cs;tjtjddddddidd6tjfS( Ns../adapter.txts../adapter.ru.txts ../human.txts../human.ru.txtsfoodforthought.txttglobst__main__R(tunittestt TestSuitetdoctestt DocFileSuitet DocTestSuite(((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyt test_suites   Rt defaultTestR(!t__doc__RRtzope.interfacetzopetzope.interface.adapterRt interfacet InterfaceRRRRRRR R R R R RRRRRRRRRRRRtmain(((sE/usr/lib/python2.7/dist-packages/zope/interface/tests/test_adapter.pyts8            7