test_packed_json.py

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#!/usr/bin/env python
# Software License Agreement (BSD)
#
# \file      test_packed_json
# \authors   Andrew Blakey <ablakey@locusrobotics.com>
# \copyright Copyright (c) (2018,), Locus Robotics, All rights reserved.
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import json_transport
import unittest


TEST_DATA = [
    ["a", "json", "array"],
    {"a": "json", "object": ["with", "nested", False, 1.23]},
    0,
    1,
    True,
    False,
    None
]


class TestPackedJson(unittest.TestCase):

    def test_init_packed_json(self):
        for d in TEST_DATA:
            msg = json_transport.PackedJson(d)
            self.assertEquals(d, msg.data)

    def test_init_packed_json_schema(self):
        data = ["a", "json", "array"]

        json_transport.PackedJson(data=data, schema={"maxItems": 3})

        with self.assertRaises(json_transport.ValidationError):
            json_transport.PackedJson(data=data, schema={"maxItems": 2})


if __name__ == '__main__':
    import rosunit
    rosunit.unitrun('json_transport', 'test_packed_json', TestPackedJson)