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# -*- coding: utf-8 -*-
from convertdate import gregorian, persian
from . import CalTestCase
# fmt: off
JDS = (
2130575, 2131306, 2132036, 2132767, 2133497, 2134228, 2134958, 2135689,
2136419, 2137150, 2137880, 2138611, 2139341, 2140072, 2140802, 2141533,
2142263, 2142994, 2143724, 2144455, 2145185, 2145916, 2146646, 2147377,
2148107, 2148838, 2149568, 2150299, 2151029, 2151759, 2152490, 2153220,
2153951, 2154681, 2155412, 2156142, 2156873, 2157603, 2158334, 2159064,
2159795, 2160525, 2161256, 2161986, 2162717, 2163447, 2164178, 2164908,
2165639, 2166369
)
# fmt: on
class testPersian(CalTestCase):
def setUp(self):
self.gdate = 2021, 2, 5
self.jd = gregorian.to_jd(*self.gdate)
self.jdcs = range(2159677, 2488395, 2000)
def test_equinox_jd(self):
data = [
(1000, 2086381),
(1100, 2122905),
(1199, 2159064),
(1200, 2159430),
(1201, 2159795),
(1300, 2195954),
(1400, 2232478),
(1500, 2269002),
(1600, 2305527),
(1700, 2342051),
(1800, 2378575),
(1900, 2415099),
(2000, 2451623),
]
for gyear, jd in data:
with self.subTest(y=gyear, jd=jd):
self.assertEqual(persian.equinox_jd(gyear), jd)
self.assertAlmostEqual(persian.equinox_jd(1620), 2312831, places=0)
self.assertAlmostEqual(persian.equinox_jd(2021), 2459294, places=0)
def test_inverse(self):
self.assertEqual(self.jd, persian.to_jd(*persian.from_jd(self.jd)))
def test_reflexive(self):
self.reflexive(persian)
def test_reverse_reflexive(self):
date = 579, 9, 2
self.assertEqual(persian.from_jd(persian.to_jd(*date)), date, 'from_jd(to_jd(*x)) == x')
def test_to_jd_579(self):
date = 579, 9, 2
self.assertEqual(persian.to_jd(*date), 2159677.5)
def test_from_jd_579(self):
date = 579, 9, 2
self.assertEqual(persian.from_jd(2159677.5), date)
def test_leap(self):
self.assertEqual(persian.leap(-101), False)
def test_leapconvert(self):
jd = 2121444.5
self.assertSequenceEqual(persian.from_jd(jd), (475, 1, 1))
self.assertSequenceEqual(persian.from_jd(jd - 2), (474, 12, 28))
self.assertSequenceEqual(persian.from_jd(jd - 1), (474, 12, 29))
jd = 2121809.5
self.assertSequenceEqual(persian.from_jd(jd), (475, 12, 30))
self.assertSequenceEqual(persian.from_jd(jd + 1), (476, 1, 1))
def test_newyears(self):
years = (1, 750, 625, 600, 580, 1000, 1400)
jds = (1948320, 2221886, 2176231, 2167100, 2159795, 2313197, 2459294)
for y, jd in zip(years, jds):
jd = jd + 0.5
with self.subTest(y=y, jd=jd):
self.assertEqual(persian.to_jd(y, 1, 1), jd)
with self.subTest(jd=jd, y=y):
self.assertEqual(persian.from_jd(jd), (y, 1, 1))
def test_examples(self):
pairs = zip(range(500, 600, 2), JDS)
for y, jd in pairs:
jd = jd + 0.5
with self.subTest(y=y, jd=jd):
self.assertEqual(persian.to_jd(y, 1, 1), jd)
with self.subTest(jd=jd, y=y):
self.assertEqual(persian.from_jd(jd), (y, 1, 1))
self.assertEqual(persian.to_jd(2021, 3, 21), 2686191.5)
self.assertEqual(persian.to_jd(2021, 3, 20), 2686190.5)
def test_month_length_persian(self):
self.assertEqual(persian.month_length(1354, 12), 30)
self.assertEqual(persian.month_length(1355, 12), 29)
def test_monthcalendar_persian(self):
self.assertEqual(persian.monthcalendar(1393, 8).pop(0).pop(4), 1)
self.assertEqual(persian.monthcalendar(1393, 8).pop().pop(0), 25)
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