cpython/Lib/json/tests/test_encode_basestring_ascii.py

from unittest import TestCase

import json.encoder
from json import dumps
from collections import OrderedDict

CASES = [
    ('/\\"\ucafe\ubabe\uab98\ufcde\ubcda\uef4a\x08\x0c\n\r\t`1~!@#$%^&*()_+-=[]{}|;:\',./<>?', '"/\\\\\\"\\ucafe\\ubabe\\uab98\\ufcde\\ubcda\\uef4a\\b\\f\\n\\r\\t`1~!@#$%^&*()_+-=[]{}|;:\',./<>?"'),
    ('\u0123\u4567\u89ab\ucdef\uabcd\uef4a', '"\\u0123\\u4567\\u89ab\\ucdef\\uabcd\\uef4a"'),
    ('controls', '"controls"'),
    ('\x08\x0c\n\r\t', '"\\b\\f\\n\\r\\t"'),
    ('{"object with 1 member":["array with 1 element"]}', '"{\\"object with 1 member\\":[\\"array with 1 element\\"]}"'),
    (' s p a c e d ', '" s p a c e d "'),
    ('\U0001d120', '"\\ud834\\udd20"'),
    ('\u03b1\u03a9', '"\\u03b1\\u03a9"'),
    ('\u03b1\u03a9', '"\\u03b1\\u03a9"'),
    ('\u03b1\u03a9', '"\\u03b1\\u03a9"'),
    ('\u03b1\u03a9', '"\\u03b1\\u03a9"'),
    ("`1~!@#$%^&*()_+-={':[,]}|;.</>?", '"`1~!@#$%^&*()_+-={\':[,]}|;.</>?"'),
    ('\x08\x0c\n\r\t', '"\\b\\f\\n\\r\\t"'),
    ('\u0123\u4567\u89ab\ucdef\uabcd\uef4a', '"\\u0123\\u4567\\u89ab\\ucdef\\uabcd\\uef4a"'),
]

class TestEncodeBaseStringAscii(TestCase):
    def test_py_encode_basestring_ascii(self):
        self._test_encode_basestring_ascii(json.encoder.py_encode_basestring_ascii)

    def test_c_encode_basestring_ascii(self):
        if not json.encoder.c_encode_basestring_ascii:
            return
        self._test_encode_basestring_ascii(json.encoder.c_encode_basestring_ascii)

    def _test_encode_basestring_ascii(self, encode_basestring_ascii):
        fname = encode_basestring_ascii.__name__
        for input_string, expect in CASES:
            result = encode_basestring_ascii(input_string)
            self.assertEquals(result, expect,
                '{0!r} != {1!r} for {2}({3!r})'.format(
                    result, expect, fname, input_string))

    def test_ordered_dict(self):
        # See issue 6105
        items = [('one', 1), ('two', 2), ('three', 3), ('four', 4), ('five', 5)]
        s = json.dumps(OrderedDict(items))
        self.assertEqual(s, '{"one": 1, "two": 2, "three": 3, "four": 4, "five": 5}')