317     def check_wrapper(self, wrapper, wrapped,  argument
322             self.assertTrue(getattr(wrapper, name) is getattr(wrapped, name))
325             wrapper_attr = getattr(wrapper, name)
335         def wrapper():  function
337         functools.update_wrapper(wrapper, f)
338         return wrapper, f
341         wrapper, f = self._default_update()
342         self.check_wrapper(wrapper, f)
343         self.assertEqual(wrapper.__name__, 'f')
344         self.assertEqual(wrapper.attr, 'This is also a test')
349         wrapper, f = self._default_update()
350         self.assertEqual(wrapper.__doc__, 'This is a test')
357         def wrapper():  function
359         functools.update_wrapper(wrapper, f, (), ())
360         self.check_wrapper(wrapper, f, (), ())
361         self.assertEqual(wrapper.__name__, 'wrapper')
362         self.assertEqual(wrapper.__doc__, None)
363         self.assertFalse(hasattr(wrapper, 'attr'))
370         def wrapper():  function
372         wrapper.dict_attr = {}
375         functools.update_wrapper(wrapper, f, assign, update)
376         self.check_wrapper(wrapper, f, assign, update)
377         self.assertEqual(wrapper.__name__, 'wrapper')
378         self.assertEqual(wrapper.__doc__, None)
379         self.assertEqual(wrapper.attr, 'This is a different test')
380         self.assertEqual(wrapper.dict_attr, f.dict_attr)
385         def wrapper():  function
387         functools.update_wrapper(wrapper, max)
388         self.assertEqual(wrapper.__name__, 'max')
389         self.assertTrue(wrapper.__doc__.startswith('max('))
399         def wrapper():  function
401         self.check_wrapper(wrapper, f)
402         return wrapper
405         wrapper = self._default_update()
406         self.assertEqual(wrapper.__name__, 'f')
407         self.assertEqual(wrapper.attr, 'This is also a test')
412         wrapper = self._default_update()
413         self.assertEqual(wrapper.__doc__, 'This is a test')
421         def wrapper():  function
423         self.check_wrapper(wrapper, f, (), ())
424         self.assertEqual(wrapper.__name__, 'wrapper')
425         self.assertEqual(wrapper.__doc__, None)
426         self.assertFalse(hasattr(wrapper, 'attr'))
440         def wrapper():  function
442         self.check_wrapper(wrapper, f, assign, update)
443         self.assertEqual(wrapper.__name__, 'wrapper')
444         self.assertEqual(wrapper.__doc__, None)
445         self.assertEqual(wrapper.attr, 'This is a different test')
446         self.assertEqual(wrapper.dict_attr, f.dict_attr)