test_interface.py 文件源码

def test___contains__derived(self):
        from zope.interface import Attribute
        from zope.interface import Interface


        class IBase(Interface):
            attr = Attribute(u'My attr')

            def method():
                "My method"

        class IDerived(IBase):
            attr2 = Attribute(u'My attr2')

            def method():
                "My method, overridden"

            def method2():
                "My method2"

        self.assertTrue('attr' in IDerived)
        self.assertTrue('method' in IDerived)
        self.assertTrue('attr2' in IDerived)
        self.assertTrue('method2' in IDerived)