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# -*- coding: utf-8 -*-
"""Test the Bahá’í calendar"""
import time
import unittest
from convertdate import bahai, gregorian
from . import CalTestCase
class TestBahai(CalTestCase):
pairs = {
(2041, 11, 27): (198, bahai.QAWL, 6), # ascension of Abdu'l-Bahá 2041
(2043, 11, 28): (200, bahai.QAWL, 6), # ascension of Abdu'l-Bahá 2043
(2038, 3, 1): (194, bahai.ALA, 1), # beginning of fast 2038
(2039, 3, 2): (195, bahai.ALA, 1), # beginning of fast 2039
(2040, 3, 1): (196, bahai.ALA, 1), # beginning of fast 2040
(2041, 3, 1): (197, bahai.ALA, 1), # beginning of fast 2041
(2042, 3, 1): (198, bahai.ALA, 1), # beginning of fast 2042
(2043, 3, 2): (199, bahai.ALA, 1), # beginning of fast 2043
(2031, 10, 17): (188, bahai.ILM, 2), # twin holy days, 2031
(2031, 10, 18): (188, bahai.ILM, 3),
(2051, 11, 5): (208, bahai.QUDRAT, 2),
(2052, 10, 24): (209, bahai.ILM, 10),
(2053, 11, 11): (210, bahai.QUDRAT, 9),
(2054, 11, 1): (211, bahai.ILM, 18),
(2055, 10, 21): (212, bahai.ILM, 6),
(2056, 11, 8): (213, bahai.QUDRAT, 6),
(2057, 10, 29): (214, bahai.ILM, 15),
(2058, 10, 18): (215, bahai.ILM, 4),
(2059, 11, 6): (216, bahai.QUDRAT, 4),
(2060, 10, 25): (217, bahai.ILM, 11),
(2061, 10, 14): (218, bahai.MASHIYYAT, 19),
(2062, 11, 2): (219, bahai.ILM, 19),
(2063, 10, 23): (220, bahai.ILM, 9),
(2064, 11, 10): (221, bahai.QUDRAT, 8),
}
def setUp(self):
self.tm = time.localtime()
self.gregoriandate = (self.tm[0], self.tm[1], self.tm[2])
def test_reflexive(self):
self.reflexive(bahai)
def test_monthlength(self):
self.assertEqual(bahai.month_length(1, 3), 19)
self.assertEqual(bahai.month_length(1, 1), 19)
def test_gregorian_nawruz(self):
nawruz_official = {
20: [
2016,
2017,
2020,
2021,
2024,
2025,
2028,
2029,
2030,
2032,
2033,
2034,
2036,
2037,
2038,
2040,
2041,
2042,
2044,
2045,
2046,
2048,
2049,
2050,
2052,
2053,
2054,
2056,
2057,
2058,
2059,
2060,
2061,
2062,
2063,
2064,
],
21: [
2015,
2018,
2019,
2022,
2023,
2026,
2027,
2031,
2035,
2039,
2043,
2047,
2051,
2055,
],
}
for date, gyears in nawruz_official.items():
for gyear in gyears:
self.assertEqual((3, date), bahai.gregorian_nawruz(gyear))
def test_ayyam_i_ha(self):
# source: https://www.bahai.us/events/holy-days/
# years with four days in Ayyám-i-Há
# bahai_year: gregorian start of Ayyám-i-Há
ayyamiha = [
{"byear": 208, "gdate": (2052, 2, 26), "days": 4},
{"byear": 209, "gdate": (2053, 2, 25), "days": 4},
{"byear": 210, "gdate": (2054, 2, 25), "days": 4},
{"byear": 211, "gdate": (2055, 2, 25), "days": 5},
{"byear": 212, "gdate": (2056, 2, 26), "days": 4},
{"byear": 213, "gdate": (2057, 2, 25), "days": 4},
{"byear": 214, "gdate": (2058, 2, 25), "days": 4},
{"byear": 215, "gdate": (2059, 2, 25), "days": 4},
{"byear": 216, "gdate": (2060, 2, 25), "days": 5},
{"byear": 217, "gdate": (2061, 2, 25), "days": 4},
{"byear": 218, "gdate": (2062, 2, 25), "days": 4},
{"byear": 219, "gdate": (2063, 2, 25), "days": 4},
{"byear": 220, "gdate": (2064, 2, 25), "days": 5},
{"byear": 221, "gdate": (2065, 2, 25), "days": 4},
]
with self.subTest():
for case in ayyamiha:
start_jd = gregorian.to_jd(*case["gdate"])
for i in range(case["days"]):
b = bahai.to_jd(case["byear"], bahai.AYYAMIHA, i + 1)
self.assertEqual(start_jd + i, b, "%s Ayyám-i-Há %s" % (i + 1, case["byear"]))
def test_reflexive(self):
for jd in range(2159677, 2488395, 1867):
self.assertEqual(jd + 0.5, bahai.to_jd(*bahai.from_jd(jd + 0.5)))
def test_to_gregorian(self):
for g, b in self.pairs.items():
self.assertEqual(g, bahai.to_gregorian(*b))
def test_from_gregorian(self):
for g, b in self.pairs.items():
self.assertEqual(b, bahai.from_gregorian(*g))
def test_month_length(self):
for x in range(1, 19):
self.assertEqual(bahai.month_length(2019, x), 19)
def test_month_length_ha(self):
official = {
4: [
2016,
2017,
2019,
2020,
2021,
2023,
2024,
2025,
2027,
2028,
2029,
2030,
2032,
2033,
2034,
2036,
2037,
2038,
2040,
2041,
2042,
2044,
2045,
2046,
2048,
2049,
2050,
2052,
2053,
2054,
2056,
2057,
2058,
2059,
2061,
2062,
2063,
2065,
],
5: [2018, 2022, 2026, 2031, 2035, 2039, 2043, 2047, 2051, 2055, 2060, 2064],
}
for length, gyears in official.items():
for gyear in gyears:
byear = gyear - 1844
self.assertEqual(length, bahai.month_length(byear, 19))
def test_returntype(self):
self.assertSequenceType(bahai.from_gregorian(2020, 6, 4), int)
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