test_declarations.py 文件源码

def test_called_from_function(self):
        import warnings
        from zope.interface.declarations import implements
        from zope.interface.interface import InterfaceClass
        IFoo = InterfaceClass("IFoo")
        globs = {'implements': implements, 'IFoo': IFoo}
        locs = {}
        CODE = "\n".join([
            'def foo():',
            '    implements(IFoo)'
            ])
        if self._run_generated_code(CODE, globs, locs, False):
            foo = locs['foo']
            with warnings.catch_warnings(record=True) as log:
                warnings.resetwarnings()
                self.assertRaises(TypeError, foo)
                self.assertEqual(len(log), 0) # no longer warn