test_pandas.py 文件源码

def test_frame_from_json_bad_data(self):
        self.assertRaises(ValueError, read_json, StringIO('{"key":b:a:d}'))

        # too few indices
        json = StringIO('{"columns":["A","B"],'
                        '"index":["2","3"],'
                        '"data":[[1.0,"1"],[2.0,"2"],[null,"3"]]}')
        self.assertRaises(ValueError, read_json, json,
                          orient="split")

        # too many columns
        json = StringIO('{"columns":["A","B","C"],'
                        '"index":["1","2","3"],'
                        '"data":[[1.0,"1"],[2.0,"2"],[null,"3"]]}')
        self.assertRaises(AssertionError, read_json, json,
                          orient="split")

        # bad key
        json = StringIO('{"badkey":["A","B"],'
                        '"index":["2","3"],'
                        '"data":[[1.0,"1"],[2.0,"2"],[null,"3"]]}')
        with tm.assertRaisesRegexp(ValueError, r"unexpected key\(s\): badkey"):
            read_json(json, orient="split")