def test_implements(self):
if self.dummy is not None:
self.failIf(IReferenceable.isImplementedBy(self.dummy))
self.failIf(IExtensibleMetadata.isImplementedBy(self.dummy))
self.failIf(self.dummy.isReferenceable)
self.failUnless(IBaseContent.isImplementedBy(self.dummy))
self.failUnless(IATTopicCriterion.isImplementedBy(self.dummy))
self.failUnless(verifyObject(IBaseContent, self.dummy))
self.failUnless(verifyObject(IATTopicCriterion, self.dummy))
