Method test_exception_wrapping

test/test_bson.py:1096–1106

(self)

        self.assertEqual(re1, re2)

    def test_exception_wrapping(self):
        # No matter what exception is raised while trying to decode BSON,
        # the final exception always matches InvalidBSON.

        # {'s': '\xff'}, will throw attempting to decode utf-8.
        bad_doc = b"\x0f\x00\x00\x00\x02s\x00\x03\x00\x00\x00\xff\x00\x00\x00"

        with self.assertRaises(InvalidBSON) as context:
            decode_all(bad_doc)

        self.assertIn("codec can't decode byte 0xff", str(context.exception))

    def test_minkey_maxkey_comparison(self):
        # MinKey's <, <=, >, >=, !=, and ==.