#! /usr/bin/env python3

# $Id: test_date.py 9277 2022-11-26 23:15:13Z milde $
# Author: David Goodger <goodger@python.org>
# Copyright: This module has been placed in the public domain.

"""
Tests for the misc.py "date" directive.
"""

import time
from pathlib import Path
import sys
import unittest

if __name__ == '__main__':
    # prepend the "docutils root" to the Python library path
    # so we import the local `docutils` package.
    sys.path.insert(0, str(Path(__file__).resolve().parents[4]))

from docutils.io import _locale_encoding  # noqa
from docutils.frontend import get_default_settings
from docutils.parsers.rst import Parser
from docutils.utils import new_document


class ParserTestCase(unittest.TestCase):
    def test_parser(self):
        parser = Parser()
        settings = get_default_settings(Parser)
        settings.warning_stream = ''
        for name, cases in totest.items():
            for casenum, (case_input, case_expected) in enumerate(cases):
                with self.subTest(id=f'totest[{name!r}][{casenum}]'):
                    document = new_document('test data', settings.copy())
                    parser.parse(case_input, document)
                    output = document.pformat()
                    self.assertEqual(output, case_expected)


totest = {}

totest['date'] = [
["""\
.. |date| date::

Today's date is |date|.
""",
"""\
<document source="test data">
    <substitution_definition names="date">
        %s
    <paragraph>
        Today's date is \n\
        <substitution_reference refname="date">
            date
        .
""" % time.strftime('%Y-%m-%d')],
["""\
.. |date| date:: %a, %d %b %Y
""",
"""\
<document source="test data">
    <substitution_definition names="date">
        %s
""" % time.strftime('%a, %d %b %Y')],
["""\
.. date::
""",
"""\
<document source="test data">
    <system_message level="3" line="1" source="test data" type="ERROR">
        <paragraph>
            Invalid context: the "date" directive can only be used within a substitution definition.
        <literal_block xml:space="preserve">
            .. date::
"""],
]

# some locales return non-ASCII characters for names of days or months
# ensure the directive handles them correctly
if _locale_encoding in ('utf-8', 'utf8', 'latin-1', 'iso-8859-1'):
    totest['decode_date'] = [
    ["""\
.. |date| date:: täglich
""",
    """\
<document source="test data">
    <substitution_definition names="date">
        täglich
"""],
    ]

if __name__ == '__main__':
    unittest.main()
