zopefoundation/zope.component | Build 16248888290 | src/zope/component/tests/test__api.py | Coveralls

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import unittest

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from zope.component.tests import fails_if_called

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class Test_getSiteManager(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component._api import getSiteManager

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        return getSiteManager(*args, **kw)

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    def test_sm_is_IComponentLookup(self):

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        from zope.interface.interfaces import IComponentLookup

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        sm = self._callFUT()

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        self.assertTrue(IComponentLookup.providedBy(sm))

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    def test_sm_is_singleton(self):

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        from zope.component.globalregistry import base

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        sm = self._callFUT()

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        self.assertIs(sm, base)

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        self.assertIs(self._callFUT(), sm)

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    def test_w_None(self):

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        self.assertIs(self._callFUT(None), self._callFUT())

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    def test_getSiteManager_w_conforming_context(self):

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        from zope.component.tests.examples import ConformsToIComponentLookup

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        sitemanager = object()

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        context = ConformsToIComponentLookup(sitemanager)

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        self.assertIs(self._callFUT(context), sitemanager)

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    def test_getSiteManager_w_invalid_context_no_adapter(self):

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        from zope.interface.interfaces import ComponentLookupError

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        self.assertRaises(ComponentLookupError, self._callFUT, object())

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    def test_getSiteManager_w_invalid_context_w_adapter(self):

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        from zope.interface import Interface

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        from zope.interface.interfaces import IComponentLookup

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        from zope.component.globalregistry import getGlobalSiteManager

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        gsm = getGlobalSiteManager()

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        sm = object()

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        def _adapt(x):

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            return sm

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        gsm.registerAdapter(_adapt, (Interface,), IComponentLookup, '')

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        self.assertIs(self._callFUT(object()), sm)

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class Test_getAdapterInContext(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component import getAdapterInContext

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        return getAdapterInContext(*args, **kw)

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    def test_miss(self):

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        from zope.interface import Interface

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        from zope.interface.interfaces import ComponentLookupError

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        class IFoo(Interface):

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            pass

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        self.assertRaises(ComponentLookupError,

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    def test_hit_via_sm(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.interface.registry import Components

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        from zope.component import getGlobalSiteManager

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        from zope.component.tests.examples import ConformsToIComponentLookup

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        @implementer(IFoo)

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        class Global:

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            __init__ = fails_if_called(self)

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        @implementer(IFoo)

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        class Local:

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            def __init__(self, context):

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                self.context = context

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        @implementer(IBar)

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        class Bar:

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            pass

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        class Context(ConformsToIComponentLookup):

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            def __init__(self, sm):

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                self.sitemanager = sm

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        gsm = getGlobalSiteManager()

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        gsm.registerAdapter(Global, (IBar,), IFoo, '')

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        sm1 = Components('sm1', bases=(gsm, ))

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        sm1.registerAdapter(Local, (IBar,), IFoo, '')

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        bar = Bar()

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        adapted = self._callFUT(bar, IFoo, context=Context(sm1))

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        self.assertIs(adapted.__class__, Local)

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        self.assertIs(adapted.context, bar)

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class Test_queryAdapterInContext(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component import queryAdapterInContext

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        return queryAdapterInContext(*args, **kw)

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    def test_miss(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        self.assertEqual(

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    def test_w_object_conforming(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        _adapted = object()

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        class Foo:

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            def __conform__(self, iface, default=None, _test=self):

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                _test.assertIs(iface, IFoo)

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                return _adapted

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        self.assertIs(

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    def test___conform___raises_TypeError_via_class(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        class Foo:

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            __conform__ = fails_if_called(self, arguments=False)

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        self.assertEqual(self._callFUT(Foo, IFoo, context=None), None)

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    def test___conform___raises_TypeError_via_inst(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        class Foo:

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            def __conform__(self, iface, default=None):

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                raise TypeError

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        self.assertRaises(TypeError,

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    def test_w_object_implementing(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        class IFoo(Interface):

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            pass

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        @implementer(IFoo)

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        class Foo:

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            pass

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        foo = Foo()

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        self.assertIs(

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class Test_getAdapter(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component import getAdapter

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        return getAdapter(*args, **kw)

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    def test_anonymous_nonesuch(self):

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        from zope.interface import Interface

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        from zope.interface.interfaces import ComponentLookupError

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        class IFoo(Interface):

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            pass

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        self.assertRaises(ComponentLookupError,

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    def test_named_nonesuch(self):

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        from zope.interface import Interface

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        from zope.interface.interfaces import ComponentLookupError

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        class IFoo(Interface):

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            pass

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        self.assertRaises(ComponentLookupError,

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    def test_anonymous_hit(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IFoo)

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        class Baz:

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            def __init__(self, context):

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                self.context = context

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        getGlobalSiteManager().registerAdapter(Baz, (IBar,), IFoo, '')

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        bar = Bar()

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        adapted = self._callFUT(bar, IFoo, '')

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        self.assertIs(adapted.__class__, Baz)

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        self.assertIs(adapted.context, bar)

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    def test_anonymous_hit_registered_for_None(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        @implementer(IFoo)

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        class Baz:

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            def __init__(self, context):

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                self.context = context

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        getGlobalSiteManager().registerAdapter(Baz, (None,), IFoo, '')

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        ctx = object()

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        adapted = self._callFUT(ctx, IFoo, '')

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        self.assertIs(adapted.__class__, Baz)

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        self.assertIs(adapted.context, ctx)

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    def test_named_hit(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IFoo)

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        class Baz:

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            def __init__(self, context):

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                self.context = context

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        getGlobalSiteManager().registerAdapter(Baz, (IBar,), IFoo, 'named')

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        bar = Bar()

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        adapted = self._callFUT(bar, IFoo, 'named')

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        self.assertIs(adapted.__class__, Baz)

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        self.assertIs(adapted.context, bar)

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class Test_queryAdapter(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component import queryAdapter

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        return queryAdapter(*args, **kw)

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    def test_anonymous_nonesuch(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        self.assertEqual(self._callFUT(object(), IFoo, '', '<default>'),

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    def test_named_nonesuch(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        self.assertEqual(self._callFUT(object(), IFoo, 'bar'), None)

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    def test_anonymous_hit(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IFoo)

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        class Baz:

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            def __init__(self, context):

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                self.context = context

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        getGlobalSiteManager().registerAdapter(Baz, (IBar,), IFoo, '')

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        bar = Bar()

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        adapted = self._callFUT(bar, IFoo, '')

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        self.assertIs(adapted.__class__, Baz)

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        self.assertIs(adapted.context, bar)

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    def test_named_hit(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IFoo)

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        class Baz:

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            def __init__(self, context):

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                self.context = context

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        getGlobalSiteManager().registerAdapter(Baz, (IBar,), IFoo, 'named')

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        bar = Bar()

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        adapted = self._callFUT(bar, IFoo, 'named')

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        self.assertIs(adapted.__class__, Baz)

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        self.assertIs(adapted.context, bar)

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    def test_nested(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.interface.registry import Components

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        from zope.component import getGlobalSiteManager

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        from zope.component.tests.examples import ConformsToIComponentLookup

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        @implementer(IFoo)

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        class Global:

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            __init__ = fails_if_called(self)

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        @implementer(IFoo)

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        class Local:

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            def __init__(self, context):

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                self.context = context

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        @implementer(IBar)

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        class Bar:

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            pass

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        class Context(ConformsToIComponentLookup):

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            def __init__(self, sm):

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                self.sitemanager = sm

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        gsm = getGlobalSiteManager()

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        gsm.registerAdapter(Global, (IBar,), IFoo, '')

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        sm1 = Components('sm1', bases=(gsm, ))

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        sm1.registerAdapter(Local, (IBar,), IFoo, '')

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        bar = Bar()

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        adapted = self._callFUT(bar, IFoo, '', context=Context(sm1))

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        self.assertIs(adapted.__class__, Local)

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        self.assertIs(adapted.context, bar)

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class Test_getMultiAdapter(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component import getMultiAdapter

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        return getMultiAdapter(*args, **kw)

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    def test_anonymous_nonesuch(self):

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        from zope.interface import Interface

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        from zope.interface.interfaces import ComponentLookupError

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        class IFoo(Interface):

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            pass

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        self.assertRaises(ComponentLookupError,

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    def test_named_nonesuch(self):

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        from zope.interface import Interface

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        from zope.interface.interfaces import ComponentLookupError

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        class IFoo(Interface):

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            pass

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        self.assertRaises(ComponentLookupError,

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    def test_anonymous_hit(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        class IBaz(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IBaz)

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        class Baz:

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            pass

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        @implementer(IFoo)

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        class FooAdapter:

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            def __init__(self, first, second):

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                self.first, self.second = first, second

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        getGlobalSiteManager().registerAdapter(

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        bar = Bar()

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        baz = Baz()

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        adapted = self._callFUT((bar, baz), IFoo, '')

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        self.assertIs(adapted.__class__, FooAdapter)

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        self.assertIs(adapted.first, bar)

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        self.assertIs(adapted.second, baz)

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    def test_anonymous_hit_registered_for_None(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        class IBaz(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IFoo)

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        class FooAdapter:

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            def __init__(self, first, second):

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                self.first, self.second = first, second

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        getGlobalSiteManager().registerAdapter(

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        bar = Bar()

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        baz = object()

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        adapted = self._callFUT((bar, baz), IFoo, '')

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        self.assertIs(adapted.__class__, FooAdapter)

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        self.assertIs(adapted.first, bar)

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        self.assertIs(adapted.second, baz)

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    def test_named_hit(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        class IBaz(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IBaz)

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        class Baz:

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            pass

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        @implementer(IFoo)

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        class FooAdapter:

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            def __init__(self, first, second):

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                self.first, self.second = first, second

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        getGlobalSiteManager().registerAdapter(

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        bar = Bar()

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        baz = Baz()

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        adapted = self._callFUT((bar, baz), IFoo, 'named')

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        self.assertIs(adapted.__class__, FooAdapter)

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        self.assertIs(adapted.first, bar)

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        self.assertIs(adapted.second, baz)

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class Test_queryMultiAdapter(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component import queryMultiAdapter

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        return queryMultiAdapter(*args, **kw)

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    def test_anonymous_nonesuch(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        self.assertEqual(self._callFUT((object(), object()), IFoo, '',

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    def test_named_nonesuch(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        self.assertEqual(self._callFUT((object(), object()), IFoo, 'bar'),

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    def test_anonymous_hit(self):

1✔

572

        from zope.interface import Interface

1✔

573

        from zope.interface import implementer

1✔

575

        from zope.component import getGlobalSiteManager

1✔

577

        class IFoo(Interface):

1✔

578

            pass

1✔

580

        class IBar(Interface):

1✔

581

            pass

1✔

583

        class IBaz(Interface):

1✔

584

            pass

1✔

586

        @implementer(IBar)

1✔

587

        class Bar:

1✔

588

            pass

1✔

590

        @implementer(IBaz)

1✔

591

        class Baz:

1✔

592

            pass

1✔

594

        @implementer(IFoo)

1✔

595

        class FooAdapter:

1✔

596

            def __init__(self, first, second):

1✔

597

                self.first, self.second = first, second

1✔

598

        getGlobalSiteManager().registerAdapter(

1✔

600

        bar = Bar()

1✔

601

        baz = Baz()

1✔

602

        adapted = self._callFUT((bar, baz), IFoo, '')

1✔

603

        self.assertIs(adapted.__class__, FooAdapter)

1✔

604

        self.assertIs(adapted.first, bar)

1✔

605

        self.assertIs(adapted.second, baz)

1✔

607

    def test_named_hit(self):

1✔

608

        from zope.interface import Interface

1✔

609

        from zope.interface import implementer

1✔

611

        from zope.component import getGlobalSiteManager

1✔

613

        class IFoo(Interface):

1✔

614

            pass

1✔

616

        class IBar(Interface):

1✔

617

            pass

1✔

619

        class IBaz(Interface):

1✔

620

            pass

1✔

622

        @implementer(IBar)

1✔

623

        class Bar:

1✔

624

            pass

1✔

626

        @implementer(IBaz)

1✔

627

        class Baz:

1✔

628

            pass

1✔

630

        @implementer(IFoo)

1✔

631

        class FooAdapter:

1✔

632

            def __init__(self, first, second):

1✔

633

                self.first, self.second = first, second

1✔

634

        getGlobalSiteManager().registerAdapter(

1✔

636

        bar = Bar()

1✔

637

        baz = Baz()

1✔

638

        adapted = self._callFUT((bar, baz), IFoo, 'named')

1✔

639

        self.assertIs(adapted.__class__, FooAdapter)

1✔

640

        self.assertIs(adapted.first, bar)

1✔

641

        self.assertIs(adapted.second, baz)

1✔

643

    def test_nested(self):

1✔

644

        from zope.interface import Interface

1✔

645

        from zope.interface import implementer

1✔

646

        from zope.interface.registry import Components

1✔

648

        from zope.component import getGlobalSiteManager

1✔

649

        from zope.component.tests.examples import ConformsToIComponentLookup

1✔

651

        class IFoo(Interface):

1✔

652

            pass

1✔

654

        class IBar(Interface):

1✔

655

            pass

1✔

657

        class IBaz(Interface):

1✔

658

            pass

1✔

660

        @implementer(IBar)

1✔

661

        class Bar:

1✔

662

            pass

1✔

664

        @implementer(IBaz)

1✔

665

        class Baz:

1✔

666

            pass

1✔

668

        @implementer(IFoo)

1✔

669

        class Global:

1✔

670

            __init__ = fails_if_called(self)

1✔

672

        @implementer(IFoo)

1✔

673

        class Local:

1✔

674

            def __init__(self, first, second):

1✔

675

                self.first, self.second = first, second

1✔

677

        class Context(ConformsToIComponentLookup):

1✔

678

            def __init__(self, sm):

1✔

679

                self.sitemanager = sm

1✔

680

        gsm = getGlobalSiteManager()

1✔

681

        gsm.registerAdapter(Global, (IBar, IBaz), IFoo, '')

1✔

682

        sm1 = Components('sm1', bases=(gsm, ))

1✔

683

        sm1.registerAdapter(Local, (IBar, IBaz), IFoo, '')

1✔

684

        bar = Bar()

1✔

685

        baz = Baz()

1✔

686

        adapted = self._callFUT((bar, baz), IFoo, '', context=Context(sm1))

1✔

687

        self.assertIs(adapted.__class__, Local)

1✔

688

        self.assertIs(adapted.first, bar)

1✔

689

        self.assertIs(adapted.second, baz)

1✔

691

    def test_wo_sitemanager(self):

1✔

692

        from zope.interface import Interface

1✔

693

        from zope.interface import implementer

1✔

694

        from zope.interface.interfaces import ComponentLookupError

1✔

696

        class IFoo(Interface):

1✔

697

            pass

1✔

699

        class IBar(Interface):

1✔

700

            pass

1✔

702

        class IBaz(Interface):

1✔

703

            pass

1✔

705

        @implementer(IBar)

1✔

706

        class Bar:

1✔

707

            pass

1✔

709

        @implementer(IBaz)

1✔

710

        class Baz:

1✔

711

            pass

1✔

713

        class Context:

1✔

714

            def __conform__(self, iface):

1✔

715

                raise ComponentLookupError

1✔

716

        bar = Bar()

1✔

717

        baz = Baz()

1✔

718

        adapted = self._callFUT((bar, baz), IFoo, '', context=Context())

1✔

719

        self.assertIsNone(adapted)

1✔

722

class Test_getAdapters(unittest.TestCase):

1✔

724

    from zope.component.testing import setUp

1✔

725

    from zope.component.testing import tearDown

1✔

727

    def _callFUT(self, *args, **kw):

1✔

728

        from zope.component import getAdapters

1✔

729

        return getAdapters(*args, **kw)

1✔

731

    def test_nonesuch(self):

1✔

732

        from zope.interface import Interface

1✔

734

        class IFoo(Interface):

1✔

735

            pass

1✔

736

        self.assertEqual(list(self._callFUT((object(),), IFoo)), [])

1✔

738

    def test_hit(self):

1✔

739

        from zope.interface import Interface

1✔

741

        from zope.component import getGlobalSiteManager

1✔

743

        class IFoo(Interface):

1✔

744

            pass

1✔

746

        class BarAdapter:

1✔

747

            def __init__(self, context):

1✔

748

                self.context = context

1✔

750

        class BazAdapter:

1✔

751

            def __init__(self, context):

1✔

752

                self.context = context

1✔

753

        gsm = getGlobalSiteManager()

1✔

754

        gsm.registerAdapter(BarAdapter, (None,), IFoo)

1✔

755

        gsm.registerAdapter(BazAdapter, (None,), IFoo, name='bar')

1✔

756

        tuples = list(self._callFUT((object(),), IFoo))

1✔

757

        self.assertEqual(len(tuples), 2)

1✔

758

        names = [(x, y.__class__.__name__) for x, y in tuples]

1✔

759

        self.assertIn(('', 'BarAdapter'), names)

1✔

760

        self.assertIn(('bar', 'BazAdapter'), names)

1✔

762

    def test_wo_sitemanager(self):

1✔

763

        from zope.interface import Interface

1✔

764

        from zope.interface import implementer

1✔

765

        from zope.interface.interfaces import ComponentLookupError

1✔

767

        class IFoo(Interface):

1✔

768

            pass

1✔

770

        class IBar(Interface):

1✔

771

            pass

1✔

773

        class IBaz(Interface):

1✔

774

            pass

1✔

776

        @implementer(IBar)

1✔

777

        class Bar:

1✔

778

            pass

1✔

780

        @implementer(IBaz)

1✔

781

        class Baz:

1✔

782

            pass

1✔

784

        class Context:

1✔

785

            def __conform__(self, iface):

1✔

786

                raise ComponentLookupError

1✔

787

        bar = Bar()

1✔

788

        baz = Baz()

1✔

789

        adapted = self._callFUT((bar, baz), IFoo, context=Context())

1✔

790

        self.assertEqual(adapted, [])

1✔

793

class Test_subscribers(unittest.TestCase):

1✔

795

    from zope.component.testing import setUp

1✔

796

    from zope.component.testing import tearDown

1✔

798

    def _callFUT(self, *args, **kw):

1✔

799

        from zope.component import subscribers

1✔

800

        return subscribers(*args, **kw)

1✔

802

    def test_nonesuch(self):

1✔

803

        from zope.interface import Interface

1✔

805

        class IFoo(Interface):

1✔

806

            pass

1✔

807

        subscribers = self._callFUT((object,), IFoo)

1✔

808

        self.assertEqual(subscribers, [])

1✔

810

    def test_hit(self):

1✔

811

        from zope.interface import Interface

1✔

813

        from zope.component import getGlobalSiteManager

1✔

815

        class IFoo(Interface):

1✔

816

            pass

1✔

818

        class BarAdapter:

1✔

819

            def __init__(self, context):

1✔

820

                self.context = context

1✔

822

        class BazAdapter:

1✔

823

            def __init__(self, context):

1✔

824

                self.context = context

1✔

825

        gsm = getGlobalSiteManager()

1✔

826

        gsm.registerSubscriptionAdapter(BarAdapter, (None,), IFoo)

1✔

827

        gsm.registerSubscriptionAdapter(BazAdapter, (None,), IFoo)

1✔

828

        subscribers = self._callFUT((object(),), IFoo)

1✔

829

        self.assertEqual(len(subscribers), 2)

1✔

830

        names = [(x.__class__.__name__) for x in subscribers]

1✔

831

        self.assertIn('BarAdapter', names)

1✔

832

        self.assertIn('BazAdapter', names)

1✔

834

    def test_wo_sitemanager(self):

1✔

835

        from zope.interface import Interface

1✔

836

        from zope.interface.interfaces import ComponentLookupError

1✔

838

        class IFoo(Interface):

1✔

839

            pass

1✔

841

        class Context:

1✔

842

            def __conform__(self, iface):

1✔

843

                raise ComponentLookupError

1✔

844

        subscribers = self._callFUT((object,), IFoo, context=Context())

1✔

845

        self.assertEqual(subscribers, [])

1✔

848

class Test_handle(unittest.TestCase):

1✔

850

    from zope.component.testing import setUp

1✔

851

    from zope.component.testing import tearDown

1✔

853

    def _callFUT(self, *args, **kw):

1✔

854

        from zope.component import handle

1✔

855

        return handle(*args, **kw)

1✔

857

    def test_nonesuch(self):

1✔

858

        from zope.interface import Interface

1✔

860

        class IFoo(Interface):

1✔

861

            pass

1✔

862

        self._callFUT((object,), IFoo)  # doesn't raise

1✔

864

    def test_hit(self):

1✔

865

        from zope.interface import Interface

1✔

866

        from zope.interface import implementer

1✔

868

        from zope.component import getGlobalSiteManager

1✔

870

        class IFoo(Interface):

1✔

871

            pass

1✔

873

        @implementer(IFoo)

1✔

874

        class Foo:

1✔

875

            pass

1✔

876

        _called = []

1✔

878

        def _bar(context):

1✔

879

            _called.append('_bar')

1✔

881

        def _baz(context):

1✔

882

            _called.append('_baz')

1✔

883

        gsm = getGlobalSiteManager()

1✔

884

        gsm.registerHandler(_bar, (IFoo,))

1✔

885

        gsm.registerHandler(_baz, (IFoo,))

1✔

886

        self._callFUT(Foo())

1✔

887

        self.assertEqual(len(_called), 2, _called)

1✔

888

        self.assertIn('_bar', _called)

1✔

889

        self.assertIn('_baz', _called)

1✔

892

class Test_getUtility(unittest.TestCase):

1✔

894

    from zope.component.testing import setUp

1✔

895

    from zope.component.testing import tearDown

1✔

897

    def _callFUT(self, *args, **kw):

1✔

898

        from zope.component._api import getUtility

1✔

899

        return getUtility(*args, **kw)

1✔

901

    def test_anonymous_nonesuch(self):

1✔

902

        from zope.interface import Interface

1✔

903

        from zope.interface.interfaces import ComponentLookupError

1✔

905

        class IFoo(Interface):

1✔

906

            pass

1✔

907

        self.assertRaises(ComponentLookupError, self._callFUT, IFoo)

1✔

909

    def test_named_nonesuch(self):

1✔

910

        from zope.interface import Interface

1✔

911

        from zope.interface.interfaces import ComponentLookupError

1✔

913

        class IFoo(Interface):

1✔

914

            pass

1✔

915

        self.assertRaises(ComponentLookupError,

1✔

918

    def test_anonymous_hit(self):

1✔

919

        from zope.interface import Interface

1✔

921

        from zope.component import getGlobalSiteManager

1✔

923

        class IFoo(Interface):

1✔

924

            pass

1✔

925

        obj = object()

1✔

926

        getGlobalSiteManager().registerUtility(obj, IFoo)

1✔

927

        self.assertIs(self._callFUT(IFoo), obj)

1✔

929

    def test_named_hit(self):

1✔

930

        from zope.interface import Interface

1✔

932

        from zope.component import getGlobalSiteManager

1✔

934

        class IFoo(Interface):

1✔

935

            pass

1✔

936

        obj = object()

1✔

937

        getGlobalSiteManager().registerUtility(obj, IFoo, name='bar')

1✔

938

        self.assertIs(self._callFUT(IFoo, name='bar'), obj)

1✔

940

    def test_w_conforming_context(self):

1✔

941

        from zope.interface import Interface

1✔

943

        from zope.component import getGlobalSiteManager

1✔

944

        from zope.component.tests.examples import ConformsToIComponentLookup

1✔

946

        class SM:

1✔

947

            def __init__(self, obj):

1✔

948

                self._obj = obj

1✔

950

            def queryUtility(self, interface, name, default):

1✔

951

                return self._obj

1✔

953

        class IFoo(Interface):

1✔

954

            pass

1✔

955

        obj1 = object()

1✔

956

        obj2 = object()

1✔

957

        sm = SM(obj2)

1✔

958

        context = ConformsToIComponentLookup(sm)

1✔

959

        getGlobalSiteManager().registerUtility(obj1, IFoo)

1✔

960

        self.assertIs(self._callFUT(IFoo, context=context), obj2)

1✔

963

class Test_queryUtility(unittest.TestCase):

1✔

965

    from zope.component.testing import setUp

1✔

966

    from zope.component.testing import tearDown

1✔

968

    def _callFUT(self, *args, **kw):

1✔

969

        from zope.component._api import queryUtility

1✔

970

        return queryUtility(*args, **kw)

1✔

972

    def test_anonymous_nonesuch(self):

1✔

973

        from zope.interface import Interface

1✔

975

        class IFoo(Interface):

1✔

976

            pass

1✔

977

        self.assertEqual(self._callFUT(IFoo), None)

1✔

979

    def test_anonymous_nonesuch_w_default(self):

1✔

980

        from zope.interface import Interface

1✔

982

        class IFoo(Interface):

1✔

983

            pass

1✔

984

        obj = object()

1✔

985

        self.assertIs(self._callFUT(IFoo, default=obj), obj)

1✔

987

    def test_named_nonesuch(self):

1✔

988

        from zope.interface import Interface

1✔

990

        class IFoo(Interface):

1✔

991

            pass

1✔

992

        self.assertEqual(self._callFUT(IFoo, name='bar'), None)

1✔

994

    def test_named_nonesuch_w_default(self):

1✔

995

        from zope.interface import Interface

1✔

997

        class IFoo(Interface):

1✔

998

            pass

1✔

999

        obj = object()

1✔

1000

        self.assertIs(self._callFUT(IFoo, name='bar', default=obj), obj)

1✔

1002

    def test_anonymous_hit(self):

1✔

1003

        from zope.interface import Interface

1✔

1005

        from zope.component import getGlobalSiteManager

1✔

1007

        class IFoo(Interface):

1✔

1008

            pass

1✔

1009

        obj = object()

1✔

1010

        getGlobalSiteManager().registerUtility(obj, IFoo)

1✔

1011

        self.assertIs(self._callFUT(IFoo), obj)

1✔

1013

    def test_named_hit(self):

1✔

1014

        from zope.interface import Interface

1✔

1016

        from zope.component import getGlobalSiteManager

1✔

1018

        class IFoo(Interface):

1✔

1019

            pass

1✔

1020

        obj = object()

1✔

1021

        getGlobalSiteManager().registerUtility(obj, IFoo, name='bar')

1✔

1022

        self.assertIs(self._callFUT(IFoo, name='bar'), obj)

1✔

1024

    def test_w_conforming_context(self):

1✔

1025

        from zope.interface import Interface

1✔

1027

        from zope.component import getGlobalSiteManager

1✔

1028

        from zope.component.tests.examples import ConformsToIComponentLookup

1✔

1030

        class SM:

1✔

1031

            def __init__(self, obj):

1✔

1032

                self._obj = obj

1✔

1034

            def queryUtility(self, interface, name, default):

1✔

1035

                return self._obj

1✔

1037

        class IFoo(Interface):

1✔

1038

            pass

1✔

1039

        obj1 = object()

1✔

1040

        obj2 = object()

1✔

1041

        sm = SM(obj2)

1✔

1042

        context = ConformsToIComponentLookup(sm)

1✔

1043

        getGlobalSiteManager().registerUtility(obj1, IFoo)

1✔

1044

        self.assertIs(self._callFUT(IFoo, context=context), obj2)

1✔

1047

class Test_getUtilitiesFor(unittest.TestCase):

1✔

1049

    from zope.component.testing import setUp

1✔

1050

    from zope.component.testing import tearDown

1✔

1052

    def _callFUT(self, *args, **kw):

1✔

1053

        from zope.component._api import getUtilitiesFor

1✔

1054

        return getUtilitiesFor(*args, **kw)

1✔

1056

    def test_nonesuch(self):

1✔

1057

        from zope.interface import Interface

1✔

1059

        class IFoo(Interface):

1✔

1060

            pass

1✔

1061

        self.assertEqual(list(self._callFUT(IFoo)), [])

1✔

1063

    def test_hit(self):

1✔

1064

        from zope.interface import Interface

1✔

1066

        from zope.component import getGlobalSiteManager

1✔

1068

        class IFoo(Interface):

1✔

1069

            pass

1✔

1070

        obj = object()

1✔

1071

        obj1 = object()

1✔

1072

        getGlobalSiteManager().registerUtility(obj, IFoo)

1✔

1073

        getGlobalSiteManager().registerUtility(obj1, IFoo, name='bar')

1✔

1074

        tuples = list(self._callFUT(IFoo))

1✔

1075

        self.assertEqual(len(tuples), 2)

1✔

1076

        self.assertIn(('', obj), tuples)

1✔

1077

        self.assertIn(('bar', obj1), tuples)

1✔

1080

class Test_getAllUtilitiesRegisteredFor(unittest.TestCase):

1✔

1082

    from zope.component.testing import setUp

1✔

1083

    from zope.component.testing import tearDown

1✔

1085

    def _callFUT(self, *args, **kw):

1✔

1086

        from zope.component import getAllUtilitiesRegisteredFor

1✔

1087

        return getAllUtilitiesRegisteredFor(*args, **kw)

1✔

1089

    def test_nonesuch(self):

1✔

1090

        from zope.interface import Interface

1✔

1092

        class IFoo(Interface):

1✔

1093

            pass

1✔

1094

        self.assertEqual(list(self._callFUT(IFoo)), [])

1✔

1096

    def test_hit(self):

1✔

1097

        from zope.interface import Interface

1✔

1099

        from zope.component import getGlobalSiteManager

1✔

1101

        class IFoo(Interface):

1✔

1102

            pass

1✔

1104

        class IBar(IFoo):

1✔

1105

            pass

1✔

1106

        obj = object()

1✔

1107

        obj1 = object()

1✔

1108

        obj2 = object()

1✔

1109

        getGlobalSiteManager().registerUtility(obj, IFoo)

1✔

1110

        getGlobalSiteManager().registerUtility(obj1, IFoo, name='bar')

1✔

1111

        getGlobalSiteManager().registerUtility(obj2, IBar)

1✔

1112

        uts = list(self._callFUT(IFoo))

1✔

1113

        self.assertEqual(len(uts), 3)

1✔

1114

        self.assertIn(obj, uts)

1✔

1115

        self.assertIn(obj1, uts)

1✔

1116

        self.assertIn(obj2, uts)

1✔

1119

class Test_getNextUtility(unittest.TestCase):

1✔

1121

    from zope.component.testing import setUp

1✔

1122

    from zope.component.testing import tearDown

1✔

1124

    def _callFUT(self, *args, **kw):

1✔

1125

        from zope.component import getNextUtility

1✔

1126

        return getNextUtility(*args, **kw)

1✔

1128

    def test_global(self):

1✔

1129

        from zope.component import getGlobalSiteManager

1✔

1130

        from zope.component.interface import ComponentLookupError

1✔

1131

        gsm = getGlobalSiteManager()

1✔

1132

        gutil = _makeMyUtility('global', gsm)

1✔

1133

        gsm.registerUtility(gutil, IMyUtility, 'myutil')

1✔

1134

        self.assertRaises(ComponentLookupError,

1✔

1137

    def test_nested(self):

1✔

1138

        from zope.interface.interfaces import IComponentLookup

1✔

1139

        from zope.interface.registry import Components

1✔

1141

        from zope.component import getGlobalSiteManager

1✔

1142

        gsm = getGlobalSiteManager()

1✔

1143

        gutil = _makeMyUtility('global', gsm)

1✔

1144

        gsm.registerUtility(gutil, IMyUtility, 'myutil')

1✔

1145

        sm1 = Components('sm1', bases=(gsm, ))

1✔

1146

        sm1_1 = Components('sm1_1', bases=(sm1, ))

1✔

1147

        util1 = _makeMyUtility('one', sm1)

1✔

1148

        sm1.registerUtility(util1, IMyUtility, 'myutil')

1✔

1149

        self.assertIs(IComponentLookup(util1), sm1)

1✔

1150

        self.assertIs(self._callFUT(util1, IMyUtility, 'myutil'), gutil)

1✔

1151

        util1_1 = _makeMyUtility('one-one', sm1_1)

1✔

1152

        sm1_1.registerUtility(util1_1, IMyUtility, 'myutil')

1✔

1153

        self.assertIs(IComponentLookup(util1_1), sm1_1)

1✔

1154

        self.assertIs(self._callFUT(util1_1, IMyUtility, 'myutil'), util1)

1✔

1157

class Test_queryNextUtility(unittest.TestCase):

1✔

1159

    from zope.component.testing import setUp

1✔

1160

    from zope.component.testing import tearDown

1✔

1162

    def _callFUT(self, *args, **kw):

1✔

1163

        from zope.component import queryNextUtility

1✔

1164

        return queryNextUtility(*args, **kw)

1✔

1166

    def test_global(self):

1✔

1167

        from zope.component import getGlobalSiteManager

1✔

1168

        gsm = getGlobalSiteManager()

1✔

1169

        gutil = _makeMyUtility('global', gsm)

1✔

1170

        gsm.registerUtility(gutil, IMyUtility, 'myutil')

1✔

1171

        self.assertEqual(self._callFUT(gutil, IMyUtility, 'myutil'), None)

1✔

1173

    def test_nested(self):

1✔

1174

        from zope.interface.registry import Components

1✔

1176

        from zope.component import getGlobalSiteManager

1✔

1177

        gsm = getGlobalSiteManager()

1✔

1178

        gutil = _makeMyUtility('global', gsm)

1✔

1179

        gsm.registerUtility(gutil, IMyUtility, 'myutil')

1✔

1180

        sm1 = Components('sm1', bases=(gsm, ))

1✔

1181

        sm1_1 = Components('sm1_1', bases=(sm1, ))

1✔

1182

        util1 = _makeMyUtility('one', sm1)

1✔

1183

        sm1.registerUtility(util1, IMyUtility, 'myutil')

1✔

1184

        util1_1 = _makeMyUtility('one-one', sm1_1)

1✔

1185

        sm1_1.registerUtility(util1_1, IMyUtility, 'myutil')

1✔

1186

        myregistry = Components()

1✔

1187

        custom_util = _makeMyUtility('my_custom_util', myregistry)

1✔

1188

        myregistry.registerUtility(custom_util, IMyUtility, 'my_custom_util')

1✔

1189

        sm1.__bases__ = (myregistry,) + sm1.__bases__

1✔

1191

        self.assertIs(

1✔

1195

        self.assertIs(self._callFUT(sm1, IMyUtility, 'myutil'), gutil)

1✔

1197

    def test_wo_sitemanager(self):

1✔

1198

        from zope.interface import Interface

1✔

1199

        from zope.interface.interfaces import ComponentLookupError

1✔

1201

        class IFoo(Interface):

1✔

1202

            pass

1✔

1204

        class Context:

1✔

1205

            def __conform__(self, iface):

1✔

1206

                raise ComponentLookupError

1✔

1207

        self.assertEqual(self._callFUT(Context(), IFoo, 'myutil'), None)

1✔

1210

class Test_createObject(unittest.TestCase):

1✔

1212

    from zope.component.testing import setUp

1✔

1213

    from zope.component.testing import tearDown

1✔

1215

    def _callFUT(self, *args, **kw):

1✔

1216

        from zope.component import createObject

1✔

1217

        return createObject(*args, **kw)

1✔

1219

    def test_miss(self):

1✔

1220

        from zope.interface.interfaces import ComponentLookupError

1✔

1221

        self.assertRaises(ComponentLookupError, self._callFUT, 'nonesuch')

1✔

1223

    def test_hit(self):

1✔

1224

        from zope.component.interfaces import IFactory

1✔

1225

        _object = object()

1✔

1226

        _factory_called = []

1✔

1228

        def _factory(*args, **kw):

1✔

1229

            _factory_called.append((args, kw))

1✔

1230

            return _object

1✔

1232

        class Context:

1✔

1233

            def __conform__(self, iface):

1✔

1234

                return self

1✔

1236

            def queryUtility(self, iface, name, default, _test=self):

1✔

1237

                _test.assertIs(iface, IFactory)

1✔

1238

                _test.assertEqual(name, 'test')

1✔

1239

                return _factory

1✔

1241

        context = Context()

1✔

1242

        self.assertIs(self._callFUT('test', context=context), _object)

1✔

1243

        self.assertEqual(_factory_called, [((), {})])

1✔

1246

class Test_getFactoryInterfaces(unittest.TestCase):

1✔

1248

    from zope.component.testing import setUp

1✔

1249

    from zope.component.testing import tearDown

1✔

1251

    def _callFUT(self, *args, **kw):

1✔

1252

        from zope.component import getFactoryInterfaces

1✔

1253

        return getFactoryInterfaces(*args, **kw)

1✔

1255

    def test_miss(self):

1✔

1256

        from zope.interface.interfaces import ComponentLookupError

1✔

1257

        self.assertRaises(ComponentLookupError, self._callFUT, 'nonesuch')

1✔

1259

    def test_hit(self):

1✔

1260

        from zope.interface import Interface

1✔

1262

        from zope.component.interfaces import IFactory

1✔

1264

        class IFoo(Interface):

1✔

1265

            pass

1✔

1267

        class _Factory:

1✔

1268

            def getInterfaces(self):

1✔

1269

                return [IFoo]

1✔

1271

        class Context:

1✔

1272

            def __conform__(self, iface):

1✔

1273

                return self

1✔

1275

            def queryUtility(self, iface, name, default, _test=self):

1✔

1276

                _test.assertIs(iface, IFactory)

1✔

1277

                _test.assertEqual(name, 'test')

1✔

1278

                return _Factory()

1✔

1280

        context = Context()

1✔

1281

        self.assertEqual(self._callFUT('test', context=context), [IFoo])

1✔

1284

class Test_getFactoriesFor(unittest.TestCase):

1✔

1286

    from zope.component.testing import setUp

1✔

1287

    from zope.component.testing import tearDown

1✔

1289

    def _callFUT(self, *args, **kw):

1✔

1290

        from zope.component import getFactoriesFor

1✔

1291

        return getFactoriesFor(*args, **kw)

1✔

1293

    def test_no_factories_registered(self):

1✔

1294

        from zope.interface import Interface

1✔

1296

        class IFoo(Interface):

1✔

1297

            pass

1✔

1298

        self.assertEqual(list(self._callFUT(IFoo)), [])

1✔

1300

    def test_w_factory_returning_spec(self):

1✔

1301

        from zope.interface import Interface

1✔

1302

        from zope.interface import implementer

1✔

1303

        from zope.interface import providedBy

1✔

1305

        from zope.component.interfaces import IFactory

1✔

1307

        class IFoo(Interface):

1✔

1308

            pass

1✔

1310

        class IBar(Interface):

1✔

1311

            pass

1✔

1313

        @implementer(IFoo, IBar)

1✔

1314

        class _Factory:

1✔

1315

            def getInterfaces(self):

1✔

1316

                return providedBy(self)

1✔

1317

        _factory = _Factory()

1✔

1319

        class Context:

1✔

1320

            def __conform__(self, iface):

1✔

1321

                return self

1✔

1323

            def getUtilitiesFor(self, iface):

1✔

1325

                    return [('test', _factory)]

1✔

1326

        self.assertEqual(list(self._callFUT(IFoo, context=Context())),

1✔

1328

        self.assertEqual(list(self._callFUT(IBar, context=Context())),

1✔

1331

    def test_w_factory_returning_list_of_interfaces(self):

1✔

1332

        from zope.interface import Interface

1✔

1334

        from zope.component.interfaces import IFactory

1✔

1336

        class IFoo(Interface):

1✔

1337

            pass

1✔

1339

        class IBar(Interface):

1✔

1340

            pass

1✔

1342

        class _Factory:

1✔

1343

            def getInterfaces(self):

1✔

1344

                return [IFoo, IBar]

1✔

1345

        _factory = _Factory()

1✔

1347

        class Context:

1✔

1348

            def __conform__(self, iface):

1✔

1349

                return self

1✔

1351

            def getUtilitiesFor(self, iface):

1✔

1353

                    return [('test', _factory)]

1✔

1354

        self.assertEqual(list(self._callFUT(IFoo, context=Context())),

1✔

1356

        self.assertEqual(list(self._callFUT(IBar, context=Context())),

1✔

1360

IMyUtility = None

1✔

1363

def _makeMyUtility(name, sm):

1✔

1365

    from zope.interface import Interface

1✔

1366

    from zope.interface import implementer

1✔

1368

    from zope.component.tests.examples import ConformsToIComponentLookup

1✔

1370

    if IMyUtility is None:

1✔

1371

        class IMyUtility(Interface):

1✔

1372

            pass

1✔

1374

    @implementer(IMyUtility)

1✔

1375

    class MyUtility(ConformsToIComponentLookup):

1✔

1376

        def __init__(self, id, sm):

1✔

1377

            self.id = id

1✔

1378

            self.sitemanager = sm

1✔

1380

    return MyUtility(name, sm)

1✔

zopefoundation / zope.component / 16248888290

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zopefoundation / zope.component / 16248888290

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