Viewing file:  test_globalregistry.py (8.47 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
##############################################################################
#
# 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_getGlobalSiteManager(unittest.TestCase):
def _callFUT(self):
from zope.component.globalregistry import getGlobalSiteManager
return getGlobalSiteManager()
def test_gsm_is_IComponentLookup(self):
from zope.component.globalregistry import base
from zope.component.interfaces import IComponentLookup
gsm = self._callFUT()
self.assertTrue(gsm is base)
self.assertTrue(IComponentLookup.providedBy(gsm))
def test_gsm_is_singleton(self):
gsm = self._callFUT()
self.assertTrue(self._callFUT() is gsm)
def test_gsm_pickling(self):
from zope.component._compat import _pickle
gsm = self._callFUT()
dumped = _pickle.dumps(gsm)
loaded = _pickle.loads(dumped)
self.assertTrue(loaded is gsm)
dumped_utilities = _pickle.dumps(gsm.utilities)
loaded_utilities = _pickle.loads(dumped_utilities)
self.assertTrue(loaded_utilities is gsm.utilities)
dumped_adapters = _pickle.dumps(gsm.adapters)
loaded_adapters = _pickle.loads(dumped_adapters)
self.assertTrue(loaded_adapters is gsm.adapters)
class Test_provideUtility(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component.globalregistry import provideUtility
return provideUtility(*args, **kw)
def test_anonymous_no_provides(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component.globalregistry import getGlobalSiteManager
class IFoo(Interface):
pass
@implementer(IFoo)
class Foo(object):
pass
foo = Foo()
self._callFUT(foo)
gsm = getGlobalSiteManager()
self.assertTrue(gsm.getUtility(IFoo, '') is foo)
def test_named_w_provides(self):
from zope.interface import Interface
from zope.component.globalregistry import getGlobalSiteManager
class IFoo(Interface):
pass
class Foo(object):
pass
foo = Foo()
self._callFUT(foo, IFoo, 'named')
gsm = getGlobalSiteManager()
self.assertTrue(gsm.getUtility(IFoo, 'named') is foo)
class Test_provideAdapter(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component.globalregistry import provideAdapter
return provideAdapter(*args, **kw)
def test_anonymous_no_provides_no_adapts(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component.globalregistry import getGlobalSiteManager
from zope.component._api import adapter
class IFoo(Interface):
pass
class IBar(Interface):
pass
@implementer(IFoo)
class Foo(object):
pass
@adapter(IFoo)
@implementer(IBar)
class Bar(object):
def __init__(self, context):
self.context = context
self._callFUT(Bar)
gsm = getGlobalSiteManager()
foo = Foo()
adapted = gsm.getAdapter(foo, IBar)
self.assertTrue(isinstance(adapted, Bar))
self.assertTrue(adapted.context is foo)
def test_named_w_provides_w_adapts(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component.globalregistry import getGlobalSiteManager
class IFoo(Interface):
pass
class IBar(Interface):
pass
@implementer(IFoo)
class Foo(object):
pass
class Bar(object):
def __init__(self, context):
self.context = context
self._callFUT(Bar, (IFoo,), IBar, 'test')
gsm = getGlobalSiteManager()
foo = Foo()
adapted = gsm.getAdapter(foo, IBar, name='test')
self.assertTrue(isinstance(adapted, Bar))
self.assertTrue(adapted.context is foo)
class Test_provideSubscriptionAdapter(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component.globalregistry import provideSubscriptionAdapter
return provideSubscriptionAdapter(*args, **kw)
def test_no_provides_no_adapts(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component.globalregistry import getGlobalSiteManager
from zope.component._api import adapter
class IFoo(Interface):
pass
class IBar(Interface):
pass
@implementer(IFoo)
class Foo(object):
pass
@adapter(IFoo)
@implementer(IBar)
class Bar(object):
def __init__(self, context):
self.context = context
self._callFUT(Bar)
gsm = getGlobalSiteManager()
foo = Foo()
adapted = gsm.subscribers((foo,), IBar)
self.assertEqual(len(adapted), 1)
self.assertTrue(isinstance(adapted[0], Bar))
self.assertTrue(adapted[0].context is foo)
def test_w_provides_w_adapts(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.component.globalregistry import getGlobalSiteManager
class IFoo(Interface):
pass
class IBar(Interface):
pass
@implementer(IFoo)
class Foo(object):
pass
class Bar(object):
def __init__(self, context):
self.context = context
self._callFUT(Bar, (IFoo,), IBar)
gsm = getGlobalSiteManager()
foo = Foo()
adapted = gsm.subscribers((foo,), IBar)
self.assertEqual(len(adapted), 1)
self.assertTrue(isinstance(adapted[0], Bar))
self.assertTrue(adapted[0].context is foo)
class Test_provideHandler(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component.globalregistry import provideHandler
return provideHandler(*args, **kw)
def test_no_adapts(self):
from zope.interface import Interface
from zope.interface import implementer
from zope.interface import providedBy
from zope.component.globalregistry import getGlobalSiteManager
from zope.component._api import adapter
class IFoo(Interface):
pass
@implementer(IFoo)
class Foo(object):
pass
@adapter(IFoo)
def _handler(context):
assert 0, "DON'T GO HERE"
self._callFUT(_handler)
gsm = getGlobalSiteManager()
regs = list(gsm.registeredHandlers())
self.assertEqual(len(regs), 1)
hr = regs[0]
self.assertEqual(list(hr.required), list(providedBy(Foo())))
self.assertEqual(hr.name, '')
self.assertTrue(hr.factory is _handler)
def test_w_adapts(self):
from zope.interface import Interface
from zope.component.globalregistry import getGlobalSiteManager
class IFoo(Interface):
pass
def _handler(context):
assert 0, "DON'T GO HERE"
self._callFUT(_handler, (IFoo,))
gsm = getGlobalSiteManager()
regs = list(gsm.registeredHandlers())
self.assertEqual(len(regs), 1)
hr = regs[0]
self.assertEqual(list(hr.required), [IFoo])
self.assertEqual(hr.name, '')
self.assertTrue(hr.factory is _handler)
def test_suite():
return unittest.TestSuite((
unittest.makeSuite(Test_getGlobalSiteManager),
unittest.makeSuite(Test_provideUtility),
unittest.makeSuite(Test_provideAdapter),
unittest.makeSuite(Test_provideSubscriptionAdapter),
unittest.makeSuite(Test_provideHandler),
))
|