import sys
import unittest
from datetime import datetime

from parameterized import param, parameterized

from dateparser.calendars.hijri import HijriCalendar
from tests import BaseTestCase


class TestHijriParser(BaseTestCase):
    def setUp(self):
        super().setUp()
        self.result = NotImplemented
        self.date_string = NotImplemented
        self.parser = NotImplemented
        self.translated = NotImplemented

    def when_date_is_given(self, dt_string, date_formats, languages):
        self.date_string = dt_string
        self.parser = HijriCalendar(dt_string)
        self.result = self.parser.get_date()

    def then_parsed_datetime_is(self, dt):
        self.assertEqual(dt, self.result["date_obj"])

    @parameterized.expand(
        [
            param(
                dt_string="14-09-1432 هـ, 09:40 صباحاً",
                dt_obj=datetime(2011, 8, 14, 9, 40),
            ),
            param(
                dt_string="20-02-1430 هـ, 07:21 صباحاً",
                dt_obj=datetime(2009, 2, 15, 7, 21),
            ),
            param(
                dt_string="11-08-1434 هـ, 09:38 صباحاً",
                dt_obj=datetime(2013, 6, 20, 9, 38),
            ),
            param(
                dt_string=" 17-01-1437 هـ 08:30 مساءً",
                dt_obj=datetime(2015, 10, 30, 20, 30),
            ),
            param(
                dt_string="29-02-1433 هـ, 06:22 صباحاً",
                dt_obj=datetime(2012, 1, 23, 6, 22),
            ),
            param(dt_string="30-02-1433", dt_obj=datetime(2012, 1, 24)),
            param(
                dt_string="04-03-1433 هـ, 10:08 مساءً",
                dt_obj=datetime(2012, 1, 27, 22, 8),
            ),
        ]
    )
    def test_datetime_parsing(
        self, dt_string, dt_obj, date_formats=None, languages=None
    ):
        from dateparser.conf import settings

        settings.DATE_ORDER = "DMY"
        self.when_date_is_given(dt_string, date_formats, languages)
        self.then_parsed_datetime_is(dt_obj)
        settings.DATE_ORDER = "MDY"
