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path: root/backend/tests/test_cal.py
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import unittest

from hist_data.cal import \
	gregorianToJdn, julianToJdn, jdnToGregorian, jdnToJulian, \
	julianToGregorian, gregorianToJulian

class TestCal(unittest.TestCase):
	def test_gregorian_to_jdn(self):
		self.assertEqual(gregorianToJdn(2010, 11, 3), 2455504)
		self.assertEqual(gregorianToJdn(-4714, 11, 24), 0)
		self.assertEqual(gregorianToJdn(-1, 1, 1), 1721060)
	def test_julian_to_jdn(self):
		self.assertEqual(julianToJdn(2010, 11, 3), 2455517)
		self.assertEqual(julianToJdn(-4713, 1, 1), 0)
		self.assertEqual(julianToJdn(-1, 1, 1), 1721058)
	def test_jdn_to_gregorian(self):
		self.assertEqual(jdnToGregorian(2455504), (2010, 11, 3))
		self.assertEqual(jdnToGregorian(0), (-4714, 11, 24))
		self.assertEqual(jdnToGregorian(1721060), (-1, 1, 1))
	def test_jdn_to_julian(self):
		self.assertEqual(jdnToJulian(2455517), (2010, 11, 3))
		self.assertEqual(jdnToJulian(0), (-4713, 1, 1))
		self.assertEqual(jdnToJulian(1721058), (-1, 1, 1))
	def test_gregorian_to_julian(self):
		self.assertEqual(gregorianToJulian(2022, 9, 30), (2022, 9, 17))
		self.assertEqual(gregorianToJulian(1616, 5, 3), (1616, 4, 23))
	def test_julian_to_gregorian(self):
		self.assertEqual(julianToGregorian(2022, 9, 17), (2022, 9, 30))
		self.assertEqual(julianToGregorian(1616, 4, 23), (1616, 5, 3))