__init__.py 文件源码

def runTest(self):
        """Makes a simple test of the output"""

        body = ast.parse(self.candidate_code, self.file_name, 'exec')
        code = compile(self.candidate_code, self.file_name, 'exec')

        mult_instructions = [
            node for node in ast.walk(body)
            if isinstance(node, ast.Mult)
        ]
        self.assertGreater(len(mult_instructions),
                           0,
                           "It should have at least one duplication"
                           )
        exec(code)
        self.assertMultiLineEqual('ka'*10+'\n',
                                  self.__mockstdout.getvalue(),
                                  "Should have printed ka 10 times")