def METHOD_NAME(self):
    # [no path]
    mod_name = 'top_level'
    assert '.' not in mod_name
    with self.mock_modules(mod_name) as importer:
        log, wrapped_call = self.log_finder(importer)
        setattr(importer, self.finder_name, MethodType(wrapped_call, importer))
        with util.import_state(meta_path=[importer]):
            self.__import__(mod_name)
            assert len(log) == 1
            args = log[0][0]
            kwargs = log[0][1]
            # Assuming all arguments are positional.
            self.assertEqual(args[0], mod_name)
            self.assertIsNone(args[1])