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Mini Shell
Mini Shell
##############################################################################
#
# Copyright (c) 2012 Zope Foundation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
""" Tests for z.c._api
"""
import unittest
class Test_getSiteManager(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component._api import getSiteManager
return getSiteManager(*args, **kw)
def test_sm_is_IComponentLookup(self):
from zope.component.interfaces import IComponentLookup
sm = self._callFUT()
self.assertTrue(IComponentLookup.providedBy(sm))
def test_sm_is_singleton(self):
from zope.component.globalregistry import base
sm = self._callFUT()
self.assertTrue(sm is base)
self.assertTrue(self._callFUT() is sm)
def test_w_None(self):
self.assertTrue(self._callFUT(None) is self._callFUT())
def test_getSiteManager_w_conforming_context(self):
from zope.component.tests.examples import ConformsToIComponentLookup
sitemanager = object()
context = ConformsToIComponentLookup(sitemanager)
self.assertTrue(self._callFUT(context) is sitemanager)
def test_getSiteManager_w_invalid_context_no_adapter(self):
from zope.component.interfaces import ComponentLookupError
self.assertRaises(ComponentLookupError, self._callFUT, object())
def test_getSiteManager_w_invalid_context_w_adapter(self):
from zope.interface import Interface
from zope.component.globalregistry import getGlobalSiteManager
from zope.component.interfaces import IComponentLookup
gsm = getGlobalSiteManager()
sm = object()
def _adapt(x):
return sm
gsm.registerAdapter(_adapt, (Interface,), IComponentLookup, '')
self.assertTrue(self._callFUT(object()) is sm)
class Test_getAdapterInContext(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import getAdapterInContext
return getAdapterInContext(*args, **kw)
def test_miss(self):
from zope.interface import Interface
from zope.component.interfaces import ComponentLookupError
class IFoo(Interface):
pass
self.assertRaises(ComponentLookupError,
self._callFUT, object(), IFoo, context=None)
def test_hit_via_sm(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.interface.registry import Components
from zope.component import getGlobalSiteManager
from zope.component.tests.examples import ConformsToIComponentLookup
class IFoo(Interface):
pass
class IBar(Interface):
pass
@implementer(IFoo)
class Global(object):
def __init__(self, context):
self.context = context
@implementer(IFoo)
class Local(object):
def __init__(self, context):
self.context = context
@implementer(IBar)
class Bar(object):
pass
class Context(ConformsToIComponentLookup):
def __init__(self, sm):
self.sitemanager = sm
gsm = getGlobalSiteManager()
gsm.registerAdapter(Global, (IBar,), IFoo, '')
sm1 = Components('sm1', bases=(gsm, ))
sm1.registerAdapter(Local, (IBar,), IFoo, '')
bar = Bar()
adapted = self._callFUT(bar, IFoo, context=Context(sm1))
self.assertTrue(adapted.__class__ is Local)
self.assertTrue(adapted.context is bar)
class Test_queryAdapterInContext(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import queryAdapterInContext
return queryAdapterInContext(*args, **kw)
def test_miss(self):
from zope.interface import Interface
from zope.component import queryAdapterInContext
class IFoo(Interface):
pass
self.assertEqual(
queryAdapterInContext(object(), IFoo, context=None), None)
def test_w_object_conforming(self):
from zope.interface import Interface
from zope.component import queryAdapterInContext
class IFoo(Interface):
pass
_adapted = object()
class Foo(object):
def __conform__(self, iface, default=None):
if iface is IFoo:
return _adapted
return default
self.assertTrue(
queryAdapterInContext(Foo(), IFoo, context=None) is _adapted)
def test___conform___raises_TypeError_via_class(self):
from zope.interface import Interface
from zope.component import queryAdapterInContext
class IFoo(Interface):
pass
_adapted = object()
class Foo(object):
def __conform__(self, iface, default=None):
if iface is IFoo:
return _adapted
return default
# call via class, triggering TypeError
self.assertEqual(queryAdapterInContext(Foo, IFoo, context=None), None)
def test___conform___raises_TypeError_via_inst(self):
from zope.interface import Interface
from zope.component import queryAdapterInContext
class IFoo(Interface):
pass
_adapted = object()
class Foo(object):
def __conform__(self, iface, default=None):
raise TypeError
self.assertRaises(TypeError,
queryAdapterInContext, Foo(), IFoo, context=None)
def test_w_object_implementing(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component import queryAdapterInContext
class IFoo(Interface):
pass
@implementer(IFoo)
class Foo(object):
pass
foo = Foo()
self.assertTrue(
queryAdapterInContext(foo, IFoo, context=None) is foo)
class Test_getAdapter(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import getAdapter
return getAdapter(*args, **kw)
def test_anonymous_nonesuch(self):
from zope.interface import Interface
from zope.component.interfaces import ComponentLookupError
class IFoo(Interface):
pass
self.assertRaises(ComponentLookupError,
self._callFUT, object(), IFoo, '')
def test_named_nonesuch(self):
from zope.interface import Interface
from zope.component.interfaces import ComponentLookupError
class IFoo(Interface):
pass
self.assertRaises(ComponentLookupError,
self._callFUT, object(), IFoo, 'bar')
def test_anonymous_hit(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
class IBar(Interface):
pass
@implementer(IBar)
class Bar(object):
pass
@implementer(IFoo)
class Baz(object):
def __init__(self, context):
self.context = context
getGlobalSiteManager().registerAdapter(Baz, (IBar,), IFoo, '')
bar = Bar()
adapted = self._callFUT(bar, IFoo, '')
self.assertTrue(adapted.__class__ is Baz)
self.assertTrue(adapted.context is bar)
def test_anonymous_hit_registered_for_None(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
@implementer(IFoo)
class Baz(object):
def __init__(self, context):
self.context = context
getGlobalSiteManager().registerAdapter(Baz, (None,), IFoo, '')
ctx = object()
adapted = self._callFUT(ctx, IFoo, '')
self.assertTrue(adapted.__class__ is Baz)
self.assertTrue(adapted.context is ctx)
def test_named_hit(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
class IBar(Interface):
pass
@implementer(IBar)
class Bar(object):
pass
@implementer(IFoo)
class Baz(object):
def __init__(self, context):
self.context = context
getGlobalSiteManager().registerAdapter(Baz, (IBar,), IFoo, 'named')
bar = Bar()
adapted = self._callFUT(bar, IFoo, 'named')
self.assertTrue(adapted.__class__ is Baz)
self.assertTrue(adapted.context is bar)
class Test_queryAdapter(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import queryAdapter
return queryAdapter(*args, **kw)
def test_anonymous_nonesuch(self):
from zope.interface import Interface
class IFoo(Interface):
pass
self.assertEqual(self._callFUT(object(), IFoo, '', '<default>'),
'<default>')
def test_named_nonesuch(self):
from zope.interface import Interface
class IFoo(Interface):
pass
self.assertEqual(self._callFUT(object(), IFoo, 'bar'), None)
def test_anonymous_hit(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
class IBar(Interface):
pass
@implementer(IBar)
class Bar(object):
pass
@implementer(IFoo)
class Baz(object):
def __init__(self, context):
self.context = context
getGlobalSiteManager().registerAdapter(Baz, (IBar,), IFoo, '')
bar = Bar()
adapted = self._callFUT(bar, IFoo, '')
self.assertTrue(adapted.__class__ is Baz)
self.assertTrue(adapted.context is bar)
def test_named_hit(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
class IBar(Interface):
pass
@implementer(IBar)
class Bar(object):
pass
@implementer(IFoo)
class Baz(object):
def __init__(self, context):
self.context = context
getGlobalSiteManager().registerAdapter(Baz, (IBar,), IFoo, 'named')
bar = Bar()
adapted = self._callFUT(bar, IFoo, 'named')
self.assertTrue(adapted.__class__ is Baz)
self.assertTrue(adapted.context is bar)
def test_nested(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.interface.registry import Components
from zope.component import getGlobalSiteManager
from zope.component.tests.examples import ConformsToIComponentLookup
class IFoo(Interface):
pass
class IBar(Interface):
pass
@implementer(IFoo)
class Global(object):
def __init__(self, context):
self.context = context
@implementer(IFoo)
class Local(object):
def __init__(self, context):
self.context = context
@implementer(IBar)
class Bar(object):
pass
class Context(ConformsToIComponentLookup):
def __init__(self, sm):
self.sitemanager = sm
gsm = getGlobalSiteManager()
gsm.registerAdapter(Global, (IBar,), IFoo, '')
sm1 = Components('sm1', bases=(gsm, ))
sm1.registerAdapter(Local, (IBar,), IFoo, '')
bar = Bar()
adapted = self._callFUT(bar, IFoo, '', context=Context(sm1))
self.assertTrue(adapted.__class__ is Local)
self.assertTrue(adapted.context is bar)
class Test_getMultiAdapter(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import getMultiAdapter
return getMultiAdapter(*args, **kw)
def test_anonymous_nonesuch(self):
from zope.interface import Interface
from zope.component.interfaces import ComponentLookupError
class IFoo(Interface):
pass
self.assertRaises(ComponentLookupError,
self._callFUT, (object(), object()), IFoo, '')
def test_named_nonesuch(self):
from zope.interface import Interface
from zope.component.interfaces import ComponentLookupError
class IFoo(Interface):
pass
self.assertRaises(ComponentLookupError,
self._callFUT, (object(), object()), IFoo, 'bar')
def test_anonymous_hit(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
class IBar(Interface):
pass
class IBaz(Interface):
pass
@implementer(IBar)
class Bar(object):
pass
@implementer(IBaz)
class Baz(object):
pass
@implementer(IFoo)
class FooAdapter(object):
def __init__(self, first, second):
self.first, self.second = first, second
getGlobalSiteManager().registerAdapter(
FooAdapter, (IBar, IBaz), IFoo, '')
bar = Bar()
baz = Baz()
adapted = self._callFUT((bar, baz), IFoo, '')
self.assertTrue(adapted.__class__ is FooAdapter)
self.assertTrue(adapted.first is bar)
self.assertTrue(adapted.second is baz)
def test_anonymous_hit_registered_for_None(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
class IBar(Interface):
pass
class IBaz(Interface):
pass
@implementer(IBar)
class Bar(object):
pass
@implementer(IFoo)
class FooAdapter(object):
def __init__(self, first, second):
self.first, self.second = first, second
getGlobalSiteManager().registerAdapter(
FooAdapter, (IBar, None), IFoo, '')
bar = Bar()
baz = object()
adapted = self._callFUT((bar, baz), IFoo, '')
self.assertTrue(adapted.__class__ is FooAdapter)
self.assertTrue(adapted.first is bar)
self.assertTrue(adapted.second is baz)
def test_named_hit(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
class IBar(Interface):
pass
class IBaz(Interface):
pass
@implementer(IBar)
class Bar(object):
pass
@implementer(IBaz)
class Baz(object):
pass
@implementer(IFoo)
class FooAdapter(object):
def __init__(self, first, second):
self.first, self.second = first, second
getGlobalSiteManager().registerAdapter(
FooAdapter, (IBar, IBaz), IFoo, 'named')
bar = Bar()
baz = Baz()
adapted = self._callFUT((bar, baz), IFoo, 'named')
self.assertTrue(adapted.__class__ is FooAdapter)
self.assertTrue(adapted.first is bar)
self.assertTrue(adapted.second is baz)
class Test_queryMultiAdapter(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import queryMultiAdapter
return queryMultiAdapter(*args, **kw)
def test_anonymous_nonesuch(self):
from zope.interface import Interface
class IFoo(Interface):
pass
self.assertEqual(self._callFUT((object(), object()), IFoo, '',
'<default>'),
'<default>')
def test_named_nonesuch(self):
from zope.interface import Interface
class IFoo(Interface):
pass
self.assertEqual(self._callFUT((object(), object()), IFoo, 'bar'),
None)
def test_anonymous_hit(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
class IBar(Interface):
pass
class IBaz(Interface):
pass
@implementer(IBar)
class Bar(object):
pass
@implementer(IBaz)
class Baz(object):
pass
@implementer(IFoo)
class FooAdapter(object):
def __init__(self, first, second):
self.first, self.second = first, second
getGlobalSiteManager().registerAdapter(
FooAdapter, (IBar, IBaz), IFoo, '')
bar = Bar()
baz = Baz()
adapted = self._callFUT((bar, baz), IFoo, '')
self.assertTrue(adapted.__class__ is FooAdapter)
self.assertTrue(adapted.first is bar)
self.assertTrue(adapted.second is baz)
def test_named_hit(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
class IBar(Interface):
pass
class IBaz(Interface):
pass
@implementer(IBar)
class Bar(object):
pass
@implementer(IBaz)
class Baz(object):
pass
@implementer(IFoo)
class FooAdapter(object):
def __init__(self, first, second):
self.first, self.second = first, second
getGlobalSiteManager().registerAdapter(
FooAdapter, (IBar, IBaz), IFoo, 'named')
bar = Bar()
baz = Baz()
adapted = self._callFUT((bar, baz), IFoo, 'named')
self.assertTrue(adapted.__class__ is FooAdapter)
self.assertTrue(adapted.first is bar)
self.assertTrue(adapted.second is baz)
def test_nested(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.interface.registry import Components
from zope.component import getGlobalSiteManager
from zope.component.tests.examples import ConformsToIComponentLookup
class IFoo(Interface):
pass
class IBar(Interface):
pass
class IBaz(Interface):
pass
@implementer(IBar)
class Bar(object):
pass
@implementer(IBaz)
class Baz(object):
pass
@implementer(IFoo)
class Global(object):
def __init__(self, first, second):
self.first, self.second = first, second
@implementer(IFoo)
class Local(object):
def __init__(self, first, second):
self.first, self.second = first, second
class Context(ConformsToIComponentLookup):
def __init__(self, sm):
self.sitemanager = sm
gsm = getGlobalSiteManager()
gsm.registerAdapter(Global, (IBar, IBaz), IFoo, '')
sm1 = Components('sm1', bases=(gsm, ))
sm1.registerAdapter(Local, (IBar, IBaz), IFoo, '')
bar = Bar()
baz = Baz()
adapted = self._callFUT((bar, baz), IFoo, '', context=Context(sm1))
self.assertTrue(adapted.__class__ is Local)
self.assertTrue(adapted.first is bar)
self.assertTrue(adapted.second is baz)
def test_wo_sitemanager(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component.interfaces import ComponentLookupError
class IFoo(Interface):
pass
class IBar(Interface):
pass
class IBaz(Interface):
pass
@implementer(IBar)
class Bar(object):
pass
@implementer(IBaz)
class Baz(object):
pass
class Context(object):
def __conform__(self, iface):
raise ComponentLookupError
bar = Bar()
baz = Baz()
adapted = self._callFUT((bar, baz), IFoo, '', context=Context())
self.assertTrue(adapted is None)
class Test_getAdapters(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import getAdapters
return getAdapters(*args, **kw)
def test_nonesuch(self):
from zope.interface import Interface
class IFoo(Interface):
pass
self.assertEqual(list(self._callFUT((object(),), IFoo)), [])
def test_hit(self):
from zope.interface import Interface
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
class BarAdapter(object):
def __init__(self, context):
self.context = context
class BazAdapter(object):
def __init__(self, context):
self.context = context
gsm = getGlobalSiteManager()
gsm.registerAdapter(BarAdapter, (None,), IFoo)
gsm.registerAdapter(BazAdapter, (None,), IFoo, name='bar')
tuples = list(self._callFUT((object(),), IFoo))
self.assertEqual(len(tuples), 2)
names = [(x, y.__class__.__name__) for x, y in tuples]
self.assertTrue(('', 'BarAdapter') in names)
self.assertTrue(('bar', 'BazAdapter') in names)
def test_wo_sitemanager(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component.interfaces import ComponentLookupError
class IFoo(Interface):
pass
class IBar(Interface):
pass
class IBaz(Interface):
pass
@implementer(IBar)
class Bar(object):
pass
@implementer(IBaz)
class Baz(object):
pass
class Context(object):
def __conform__(self, iface):
raise ComponentLookupError
bar = Bar()
baz = Baz()
adapted = self._callFUT((bar, baz), IFoo, context=Context())
self.assertEqual(adapted, [])
class Test_subscribers(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import subscribers
return subscribers(*args, **kw)
def test_nonesuch(self):
from zope.interface import Interface
class IFoo(Interface):
pass
subscribers = self._callFUT((object,), IFoo)
self.assertEqual(subscribers, [])
def test_hit(self):
from zope.interface import Interface
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
class BarAdapter(object):
def __init__(self, context):
self.context = context
class BazAdapter(object):
def __init__(self, context):
self.context = context
gsm = getGlobalSiteManager()
gsm.registerSubscriptionAdapter(BarAdapter, (None,), IFoo)
gsm.registerSubscriptionAdapter(BazAdapter, (None,), IFoo)
subscribers = self._callFUT((object(),), IFoo)
self.assertEqual(len(subscribers), 2)
names = [(x.__class__.__name__) for x in subscribers]
self.assertTrue('BarAdapter' in names)
self.assertTrue('BazAdapter' in names)
def test_wo_sitemanager(self):
from zope.interface import Interface
from zope.component.interfaces import ComponentLookupError
class IFoo(Interface):
pass
class Context(object):
def __conform__(self, iface):
raise ComponentLookupError
subscribers = self._callFUT((object,), IFoo, context=Context())
self.assertEqual(subscribers, [])
class Test_handle(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import handle
return handle(*args, **kw)
def test_nonesuch(self):
from zope.interface import Interface
class IFoo(Interface):
pass
subscribers = self._callFUT((object,), IFoo) #doesn't raise
def test_hit(self):
from zope.component import getGlobalSiteManager
from zope.interface import Interface
from zope.interface import implementer
class IFoo(Interface):
pass
@implementer(IFoo)
class Foo(object):
pass
_called = []
def _bar(context):
_called.append('_bar')
def _baz(context):
_called.append('_baz')
gsm = getGlobalSiteManager()
gsm.registerHandler(_bar, (IFoo,))
gsm.registerHandler(_baz, (IFoo,))
self._callFUT(Foo())
self.assertEqual(len(_called), 2, _called)
self.assertTrue('_bar' in _called)
self.assertTrue('_baz' in _called)
class Test_getUtility(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component._api import getUtility
return getUtility(*args, **kw)
def test_anonymous_nonesuch(self):
from zope.interface import Interface
from zope.component.interfaces import ComponentLookupError
class IFoo(Interface):
pass
self.assertRaises(ComponentLookupError, self._callFUT, IFoo)
def test_named_nonesuch(self):
from zope.interface import Interface
from zope.component.interfaces import ComponentLookupError
class IFoo(Interface):
pass
self.assertRaises(ComponentLookupError,
self._callFUT, IFoo, name='bar')
def test_anonymous_hit(self):
from zope.interface import Interface
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
obj = object()
getGlobalSiteManager().registerUtility(obj, IFoo)
self.assertTrue(self._callFUT(IFoo) is obj)
def test_named_hit(self):
from zope.interface import Interface
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
obj = object()
getGlobalSiteManager().registerUtility(obj, IFoo, name='bar')
self.assertTrue(self._callFUT(IFoo, name='bar') is obj)
def test_w_conforming_context(self):
from zope.interface import Interface
from zope.component import getGlobalSiteManager
from zope.component.tests.examples import ConformsToIComponentLookup
class SM(object):
def __init__(self, obj):
self._obj = obj
def queryUtility(self, interface, name, default):
return self._obj
class IFoo(Interface):
pass
obj1 = object()
obj2 = object()
sm = SM(obj2)
context = ConformsToIComponentLookup(sm)
getGlobalSiteManager().registerUtility(obj1, IFoo)
self.assertTrue(self._callFUT(IFoo, context=context) is obj2)
class Test_queryUtility(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component._api import queryUtility
return queryUtility(*args, **kw)
def test_anonymous_nonesuch(self):
from zope.interface import Interface
class IFoo(Interface):
pass
self.assertEqual(self._callFUT(IFoo), None)
def test_anonymous_nonesuch_w_default(self):
from zope.interface import Interface
class IFoo(Interface):
pass
obj = object()
self.assertTrue(self._callFUT(IFoo, default=obj) is obj)
def test_named_nonesuch(self):
from zope.interface import Interface
class IFoo(Interface):
pass
self.assertEqual(self._callFUT(IFoo, name='bar'), None)
def test_named_nonesuch_w_default(self):
from zope.interface import Interface
class IFoo(Interface):
pass
obj = object()
self.assertTrue(self._callFUT(IFoo, name='bar', default=obj) is obj)
def test_anonymous_hit(self):
from zope.interface import Interface
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
obj = object()
getGlobalSiteManager().registerUtility(obj, IFoo)
self.assertTrue(self._callFUT(IFoo) is obj)
def test_named_hit(self):
from zope.interface import Interface
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
obj = object()
getGlobalSiteManager().registerUtility(obj, IFoo, name='bar')
self.assertTrue(self._callFUT(IFoo, name='bar') is obj)
def test_w_conforming_context(self):
from zope.interface import Interface
from zope.component import getGlobalSiteManager
from zope.component.tests.examples import ConformsToIComponentLookup
class SM(object):
def __init__(self, obj):
self._obj = obj
def queryUtility(self, interface, name, default):
return self._obj
class IFoo(Interface):
pass
obj1 = object()
obj2 = object()
sm = SM(obj2)
context = ConformsToIComponentLookup(sm)
getGlobalSiteManager().registerUtility(obj1, IFoo)
self.assertTrue(self._callFUT(IFoo, context=context) is obj2)
class Test_getUtilitiesFor(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component._api import getUtilitiesFor
return getUtilitiesFor(*args, **kw)
def test_nonesuch(self):
from zope.interface import Interface
class IFoo(Interface):
pass
self.assertEqual(list(self._callFUT(IFoo)), [])
def test_hit(self):
from zope.interface import Interface
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
obj = object()
obj1 = object()
getGlobalSiteManager().registerUtility(obj, IFoo)
getGlobalSiteManager().registerUtility(obj1, IFoo, name='bar')
tuples = list(self._callFUT(IFoo))
self.assertEqual(len(tuples), 2)
self.assertTrue(('', obj) in tuples)
self.assertTrue(('bar', obj1) in tuples)
class Test_getAllUtilitiesRegisteredFor(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import getAllUtilitiesRegisteredFor
return getAllUtilitiesRegisteredFor(*args, **kw)
def test_nonesuch(self):
from zope.interface import Interface
class IFoo(Interface):
pass
self.assertEqual(list(self._callFUT(IFoo)), [])
def test_hit(self):
from zope.interface import Interface
from zope.component import getGlobalSiteManager
class IFoo(Interface):
pass
class IBar(IFoo):
pass
obj = object()
obj1 = object()
obj2 = object()
getGlobalSiteManager().registerUtility(obj, IFoo)
getGlobalSiteManager().registerUtility(obj1, IFoo, name='bar')
getGlobalSiteManager().registerUtility(obj2, IBar)
uts = list(self._callFUT(IFoo))
self.assertEqual(len(uts), 3)
self.assertTrue(obj in uts)
self.assertTrue(obj1 in uts)
self.assertTrue(obj2 in uts)
class Test_getNextUtility(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import getNextUtility
return getNextUtility(*args, **kw)
def test_global(self):
from zope.component import getGlobalSiteManager
from zope.component.interface import ComponentLookupError
gsm = getGlobalSiteManager()
gutil = _makeMyUtility('global', gsm)
gsm.registerUtility(gutil, IMyUtility, 'myutil')
self.assertRaises(ComponentLookupError,
self._callFUT, gutil, IMyUtility, 'myutil')
def test_nested(self):
from zope.component import getGlobalSiteManager
from zope.component.interfaces import IComponentLookup
from zope.interface.registry import Components
gsm = getGlobalSiteManager()
gutil = _makeMyUtility('global', gsm)
gsm.registerUtility(gutil, IMyUtility, 'myutil')
sm1 = Components('sm1', bases=(gsm, ))
sm1_1 = Components('sm1_1', bases=(sm1, ))
util1 = _makeMyUtility('one', sm1)
sm1.registerUtility(util1, IMyUtility, 'myutil')
self.assertTrue(IComponentLookup(util1) is sm1)
self.assertTrue(self._callFUT(util1, IMyUtility, 'myutil') is gutil)
util1_1 = _makeMyUtility('one-one', sm1_1)
sm1_1.registerUtility(util1_1, IMyUtility, 'myutil')
self.assertTrue(IComponentLookup(util1_1) is sm1_1)
self.assertTrue(self._callFUT(util1_1, IMyUtility, 'myutil') is util1)
class Test_queryNextUtility(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import queryNextUtility
return queryNextUtility(*args, **kw)
def test_global(self):
from zope.component import getGlobalSiteManager
gsm = getGlobalSiteManager()
gutil = _makeMyUtility('global', gsm)
gsm.registerUtility(gutil, IMyUtility, 'myutil')
self.assertEqual(self._callFUT(gutil, IMyUtility, 'myutil'), None)
def test_nested(self):
from zope.component import getGlobalSiteManager
from zope.interface.registry import Components
gsm = getGlobalSiteManager()
gutil = _makeMyUtility('global', gsm)
gsm.registerUtility(gutil, IMyUtility, 'myutil')
sm1 = Components('sm1', bases=(gsm, ))
sm1_1 = Components('sm1_1', bases=(sm1, ))
util1 = _makeMyUtility('one', sm1)
sm1.registerUtility(util1, IMyUtility, 'myutil')
util1_1 = _makeMyUtility('one-one', sm1_1)
sm1_1.registerUtility(util1_1, IMyUtility, 'myutil')
myregistry = Components()
custom_util = _makeMyUtility('my_custom_util', myregistry)
myregistry.registerUtility(custom_util, IMyUtility, 'my_custom_util')
sm1.__bases__ = (myregistry,) + sm1.__bases__
# Both the ``myregistry`` and global utilities should be available:
self.assertTrue(self._callFUT(sm1, IMyUtility, 'my_custom_util')
is custom_util)
self.assertTrue(self._callFUT(sm1, IMyUtility, 'myutil') is gutil)
def test_wo_sitemanager(self):
from zope.interface import Interface
from zope.component.interfaces import ComponentLookupError
class IFoo(Interface):
pass
class Context(object):
def __conform__(self, iface):
raise ComponentLookupError
self.assertEqual(self._callFUT(Context(), IFoo, 'myutil'), None)
class Test_createObject(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import createObject
return createObject(*args, **kw)
def test_miss(self):
from zope.component.interfaces import ComponentLookupError
self.assertRaises(ComponentLookupError, self._callFUT, 'nonesuch')
def test_hit(self):
from zope.component.interfaces import IFactory
_object = object()
_factory_called = []
def _factory(*args, **kw):
_factory_called.append((args, kw))
return _object
class Context(object):
def __conform__(self, iface):
return self
def queryUtility(self, iface, name, default):
if iface is IFactory and name == 'test':
return _factory
return default
context = Context()
self.assertTrue(self._callFUT('test', context=context) is _object)
self.assertEqual(_factory_called, [((), {})])
class Test_getFactoryInterfaces(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import getFactoryInterfaces
return getFactoryInterfaces(*args, **kw)
def test_miss(self):
from zope.component.interfaces import ComponentLookupError
self.assertRaises(ComponentLookupError, self._callFUT, 'nonesuch')
def test_hit(self):
from zope.component.interfaces import IFactory
from zope.interface import Interface
class IFoo(Interface):
pass
class _Factory(object):
def getInterfaces(self):
return [IFoo]
class Context(object):
def __conform__(self, iface):
return self
def queryUtility(self, iface, name, default):
if iface is IFactory and name == 'test':
return _Factory()
return default
context = Context()
self.assertEqual(self._callFUT('test', context=context), [IFoo])
class Test_getFactoriesFor(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component import getFactoriesFor
return getFactoriesFor(*args, **kw)
def test_no_factories_registered(self):
from zope.interface import Interface
class IFoo(Interface):
pass
self.assertEqual(list(self._callFUT(IFoo)), [])
def test_w_factory_returning_spec(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.interface import providedBy
from zope.component.interfaces import IFactory
class IFoo(Interface):
pass
class IBar(Interface):
pass
@implementer(IFoo, IBar)
class _Factory(object):
def getInterfaces(self):
return providedBy(self)
_factory = _Factory()
class Context(object):
def __conform__(self, iface):
return self
def getUtilitiesFor(self, iface):
if iface is IFactory:
return [('test', _factory)]
self.assertEqual(list(self._callFUT(IFoo, context=Context())),
[('test', _factory)])
self.assertEqual(list(self._callFUT(IBar, context=Context())),
[('test', _factory)])
def test_w_factory_returning_list_of_interfaces(self):
from zope.interface import Interface
from zope.component.interfaces import IFactory
class IFoo(Interface):
pass
class IBar(Interface):
pass
class _Factory(object):
def getInterfaces(self):
return [IFoo, IBar]
_factory = _Factory()
class Context(object):
def __conform__(self, iface):
return self
def getUtilitiesFor(self, iface):
if iface is IFactory:
return [('test', _factory)]
self.assertEqual(list(self._callFUT(IFoo, context=Context())),
[('test', _factory)])
self.assertEqual(list(self._callFUT(IBar, context=Context())),
[('test', _factory)])
IMyUtility = None
def _makeMyUtility(name, sm):
global IMyUtility
from zope.interface import Interface
from zope.interface import implementer
from zope.component.tests.examples import ConformsToIComponentLookup
if IMyUtility is None:
class IMyUtility(Interface):
pass
@implementer(IMyUtility)
class MyUtility(ConformsToIComponentLookup):
def __init__(self, id, sm):
self.id = id
self.sitemanager = sm
return MyUtility(name, sm)
def test_suite():
return unittest.TestSuite((
unittest.makeSuite(Test_getSiteManager),
unittest.makeSuite(Test_getAdapterInContext),
unittest.makeSuite(Test_queryAdapterInContext),
unittest.makeSuite(Test_getAdapter),
unittest.makeSuite(Test_queryAdapter),
unittest.makeSuite(Test_getMultiAdapter),
unittest.makeSuite(Test_queryMultiAdapter),
unittest.makeSuite(Test_getAdapters),
unittest.makeSuite(Test_subscribers),
unittest.makeSuite(Test_handle),
unittest.makeSuite(Test_getUtility),
unittest.makeSuite(Test_queryUtility),
unittest.makeSuite(Test_getUtilitiesFor),
unittest.makeSuite(Test_getAllUtilitiesRegisteredFor),
unittest.makeSuite(Test_getNextUtility),
unittest.makeSuite(Test_queryNextUtility),
unittest.makeSuite(Test_createObject),
unittest.makeSuite(Test_getFactoryInterfaces),
unittest.makeSuite(Test_getFactoriesFor),
))
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