Method test_colors

Lib/test/test_json/test_tool.py:253–319

(self)

    @force_colorized
    def test_colors(self):
        infile = os_helper.TESTFN
        self.addCleanup(os.remove, infile)

        t = get_theme().syntax
        ob = "{"
        cb = "}"

        cases = (
            ('{}', '{}'),
            ('[]', '[]'),
            ('null', f'{t.keyword}null{t.reset}'),
            ('true', f'{t.keyword}true{t.reset}'),
            ('false', f'{t.keyword}false{t.reset}'),
            ('NaN', f'{t.number}NaN{t.reset}'),
            ('Infinity', f'{t.number}Infinity{t.reset}'),
            ('-Infinity', f'{t.number}-Infinity{t.reset}'),
            ('"foo"', f'{t.string}"foo"{t.reset}'),
            (r'" \"foo\" "', f'{t.string}" \\"foo\\" "{t.reset}'),
            ('"α"', f'{t.string}"\\u03b1"{t.reset}'),
            ('123', f'{t.number}123{t.reset}'),
            ('-1.25e+23', f'{t.number}-1.25e+23{t.reset}'),
            (r'{"\\": ""}',
             f'''\
{ob}
    {t.definition}"\\\\"{t.reset}: {t.string}""{t.reset}
{cb}'''),
            (r'{"\\\\": ""}',
             f'''\
{ob}
    {t.definition}"\\\\\\\\"{t.reset}: {t.string}""{t.reset}
{cb}'''),
            ('''\
{
    "foo": "bar",
    "baz": 1234,
    "qux": [true, false, null],
    "xyz": [NaN, -Infinity, Infinity]
}''',
             f'''\
{ob}
    {t.definition}"foo"{t.reset}: {t.string}"bar"{t.reset},
    {t.definition}"baz"{t.reset}: {t.number}1234{t.reset},
    {t.definition}"qux"{t.reset}: [
        {t.keyword}true{t.reset},
        {t.keyword}false{t.reset},
        {t.keyword}null{t.reset}
    ],
    {t.definition}"xyz"{t.reset}: [
        {t.number}NaN{t.reset},
        {t.number}-Infinity{t.reset},
        {t.number}Infinity{t.reset}
    ]
{cb}'''),
        )

        for input_, expected in cases:
            with self.subTest(input=input_):