def __init__(self):
self.registry = Components('Testing')
self.old = getSiteManager.sethook(lambda: self.registry)
self.instances.add(self)
if not self.__class__.atexit_setup:
atexit.register(self.atexit)
self.__class__.atexit_setup = True
def registerHandler(self, *arg, **kw):
result = Components.registerHandler(self, *arg, **kw)
self.has_listeners = True
return result
def registerSubscriptionAdapter(self, *arg, **kw):
result = Components.registerSubscriptionAdapter(self, *arg, **kw)
self.has_listeners = True
return result
>>> from weblayer.settings import RequirableSettings
>>> settings = RequirableSettings()
>>> template_renderer = registry.getAdapter(
... settings,
... ITemplateRenderer
... )
Note how you register an adapter class and get an instance::
>>> MockTemplateRenderer.assert_called_with(settings)
>>> template_renderer = 'mock_template_renderer'
Tear down::
>>> registry.unregisterUtility(provided=IPathRouter)
True
>>> registry.unregisterAdapter(
... required=[ISettings],
... provided=ITemplateRenderer
... )
True
.. _`zope.component.registry.Components`: http://pypi.python.org/pypi/zope.component#component-management-objects
.. _`utilities`: http://pypi.python.org/pypi/zope.component#id6
.. _`adapters`: http://pypi.python.org/pypi/zope.component#id7
"""
from zope.component.registry import Components
registry = Components('weblayer')
def registerHandler(self, *arg, **kw):
result = Components.registerHandler(self, *arg, **kw)
self.has_listeners = True
return result
def registerSubscriptionAdapter(self, *arg, **kw):
result = Components.registerSubscriptionAdapter(self, *arg, **kw)
self.has_listeners = True
return result
