def setUp(self):
self.date = Date('1955/05/21')
self.obs = obs = Observer()
obs.lat, obs.lon, obs.elev = '33:45:10', '-84:23:37', 320.0
obs.date = '1997/2/15'
# Avoid seeing the deprecation warning for old attributes.
warnings.filterwarnings('ignore', '.', DeprecationWarning)
def test_date_parser_error_message(self):
with self.assertRaises(ValueError) as e:
Date('bad string')
self.assertEqual(
str(e.exception),
"your date string 'bad string' does"
" not look like a year/month/day optionally"
" followed by hours:minutes:seconds",
)
def test_EarthSatellite(self):
self.build(bodytype=EarthSatellite,
dbentry=('HST ',
'1 20580U 90037B 04296.45910607 .00000912 '
' 00000-0 59688-4 0 1902',
'2 20580 28.4694 17.3953 0004117 265.2946 '
'94.7172 14.99359833594524'),
attributes={
'name': 'Hubble Telescope',
'_epoch': Date('2004') + 296.45910607 - 1,
'_decay': .00000912,
'_drag': .59688e-4,
'_inc': 28.4694,
'_raan': 17.3953,
'_e': 4117e-7,
'_ap': 265.2946,
'_M': 94.7172,
'_n': 14.99359833,
'_orbit': 59452,
})
def __new__(cls, *args): return Date.__new__(cls, *args) def __sub__(self, other): return TimeDelta(super(DateTime, self).__sub__(other))
class DateTests(unittest.TestCase):
def setUp(self):
self.date = Date('2004/09/04 00:17:15.8')
def test_date_constructor(self):
def construct_and_compare(args1, args2):
d1, d2 = Date(args1), Date(args2)
self.assertTrue(
abs(d1 - d2) < millisecond,
'dates not equal:\n %r = date%r\n %r = date%r' %
(d1.tuple(), args1, d2.tuple(), args2))
std = '2004/09/04 00:17:15.8'
pairs = [
[std, '2004.67489614324023472'],
[std, ' 2004.67489614324023472 '],
[std, '2004/9/4.0119884259259257'],
[std, ' 2004/9/4.0119884259259257 '],
[std, '2004/9/4 0.28772222222222221'],
[std, ' 2004/9/4 0.28772222222222221 '],
[std, '2004/9/4 0:17.263333333333332'],
[std, ' 2004/9/4 0:17.263333333333332 '],
[std, '2004/9/4 0:17:15.8'],
[std, ' 2004/9/4 0:17:15.8 '],
[std, ' 2004-9-4 0:17:15.8 '],
['2004', (2004, )],
[' 2004 ', (2004, )],
['2004/09', (2004, 9)],
[' 2004/09 ', (2004, 9)],
[std, (2004, 9, 4.0119884259259257)],
[std, (2004, 9, 4, 0.28772222222222221)],
[std, (2004, 9, 4, 0, 17.263333333333332)],
[std, (2004, 9, 4, 0, 17, 15.8)],
[std, (datetime(2004, 9, 4, 0, 17, 15, 800000))],
]
for arg1, arg2 in pairs:
construct_and_compare(arg1, arg2)
if type(arg2) is str:
construct_and_compare(arg1, ' %s ' % arg2)
def test_date_parser_error_message(self):
with self.assertRaises(ValueError) as e:
Date('bad string')
self.assertEqual(
str(e.exception),
"your date string 'bad string' does"
" not look like a year/month/day optionally"
" followed by hours:minutes:seconds",
)
def test_year_zero(self):
# I would have thought the year would be 0, but it looks like
# libastro considers 1 BC to be the year -1?
self.assertEqual(str(Date('0')), '-1/1/1 00:00:00')
def test_date_string_value(self):
self.assertEqual(str(self.date), '2004/9/4 00:17:16')
def test_date_triple_value(self):
self.assertEqual(self.date.triple(), (2004, 9, 4.0119884259256651))
def test_date_tuple_value(self):
self.assertEqual(self.date.tuple(), (2004, 9, 4, 0, 17, 15.8))
def test_another_tuple_value(self):
#d = Date((1994, 7, 16, 20, 15, 0))
d = Date(34530.34375)
self.assertEqual(d.tuple(), (1994, 7, 16, 20, 15, 0))
def test_tuple_that_rounded_to_negative_seconds(self): # Github issue 223
d = Date(44417.49999991596)
self.assertEqual(d.tuple(), (2021, 8, 10, 23, 59, 59.992739))
def test_localtime_modern(self):
if time.timezone == 18000: # test only works in Eastern time zone
self.assertEqual(localtime(Date('2009/6/23 8:47')),
datetime(2009, 6, 23, 4, 47, 0))
def test_timezone_aware_utc(self):
timezoned_date = to_timezone(self.date, UTC)
self.assertEqual(timezoned_date.tzinfo, UTC)
self.assertEqual(timezoned_date.hour, 0)
self.assertEqual(timezoned_date.minute, 17)
self.assertEqual(timezoned_date.second, 15)
self.assertEqual(timezoned_date.day, 4)
self.assertEqual(timezoned_date.month, 9)
self.assertEqual(timezoned_date.year, 2004)
def test_timezone_aware_cet(self):
cet = CET()
timezoned_date = to_timezone(self.date, cet)
self.assertEqual(timezoned_date.tzinfo, cet)
self.assertEqual(timezoned_date.hour, 1)
self.assertEqual(timezoned_date.minute, 17)
self.assertEqual(timezoned_date.second, 15)
self.assertEqual(timezoned_date.day, 4)
self.assertEqual(timezoned_date.month, 9)
self.assertEqual(timezoned_date.year, 2004)
# I am commenting this out for now because I am not sure that I can
# fix it without either writing an entirely new time module for
# PyEphem, or making PyEphem depend on another Python module - which
# would be its first-ever external dependency.
def OFF_test_localtime_premodern(self):
if time.timezone == 18000: # test only works in Eastern time zone
self.assertEqual(localtime(Date('1531/8/24 2:49')),
datetime(1957, 10, 4, 15, 28, 34, 4))
def test_localtime_modern(self):
if time.timezone == 18000: # test only works in Eastern time zone
self.assertEqual(localtime(Date('2009/6/23 8:47')),
datetime(2009, 6, 23, 4, 47, 0))
def setUp(self):
self.date = Date('2004/09/04 00:17:15.8')
def construct_and_compare(args1, args2):
d1, d2 = Date(*args1), Date(*args2)
self.assert_(
-1e-15 < (d1 / d2 - 1) < 1e-15,
'dates not equal:\n %r = date%r\n %r = date%r' %
(d1.tuple(), args1, d2.tuple(), args2))
def construct_and_compare(args1, args2):
d1, d2 = Date(*args1), Date(*args2)
self.assert_(-1e-15 < (d1 / d2 - 1) < 1e-15,
'dates not equal:\n %r = date%r\n %r = date%r'
% (d1.tuple(), args1, d2.tuple(), args2))
def test_new_moon_list(self):
startDate = Date('1983/12/1')
endDate = Date('1984/12/23')
newmoons = find_new_moon_between(startDate, endDate)
def test_when_sun_is_at_degree(self):
startDate = Date('1983/12/1')
print(when_is_sun_at_degrees_longitude(startDate, 0))
def test_find_solar_terms_between(self):
startDate = Date("1983/12/1")
endDate = Date('1984/12/23')
terms = find_solar_terms_between(startDate, endDate)
for x in terms:
print(Date(x))
def test_tuple_that_rounded_to_negative_seconds(self): # Github issue 223
d = Date(44417.49999991596)
self.assertEqual(d.tuple(), (2021, 8, 10, 23, 59, 59.992739))
def test_another_tuple_value(self):
#d = Date((1994, 7, 16, 20, 15, 0))
d = Date(34530.34375)
self.assertEqual(d.tuple(), (1994, 7, 16, 20, 15, 0))
class DateTests(unittest.TestCase):
def setUp(self):
self.date = Date('2004/09/04 00:17:15.8')
def test_date_constructor(self):
def construct_and_compare(args1, args2):
d1, d2 = Date(args1), Date(args2)
self.assertTrue(
abs(d1 - d2) < millisecond,
'dates not equal:\n %r = date%r\n %r = date%r' %
(d1.tuple(), args1, d2.tuple(), args2))
std = '2004/09/04 00:17:15.8'
pairs = [
[std, '2004.67489614324023472'],
[std, ' 2004.67489614324023472 '],
[std, '2004/9/4.0119884259259257'],
[std, ' 2004/9/4.0119884259259257 '],
[std, '2004/9/4 0.28772222222222221'],
[std, ' 2004/9/4 0.28772222222222221 '],
[std, '2004/9/4 0:17.263333333333332'],
[std, ' 2004/9/4 0:17.263333333333332 '],
[std, '2004/9/4 0:17:15.8'],
[std, ' 2004/9/4 0:17:15.8 '],
[std, ' 2004-9-4 0:17:15.8 '],
['2004', (2004, )],
[' 2004 ', (2004, )],
['2004/09', (2004, 9)],
[' 2004/09 ', (2004, 9)],
[std, (2004, 9, 4.0119884259259257)],
[std, (2004, 9, 4, 0.28772222222222221)],
[std, (2004, 9, 4, 0, 17.263333333333332)],
[std, (2004, 9, 4, 0, 17, 15.8)],
[std, (datetime(2004, 9, 4, 0, 17, 15, 800000))],
]
for arg1, arg2 in pairs:
construct_and_compare(arg1, arg2)
if type(arg2) is str:
construct_and_compare(arg1, ' %s ' % arg2)
def test_year_zero(self):
# I would have thought the year would be 0, but it looks like
# libastro considers 1 BC to be the year -1?
self.assertEqual(str(Date('0')), '-1/1/1 00:00:00')
def test_date_string_value(self):
self.assertEqual(str(self.date), '2004/9/4 00:17:16')
def test_date_triple_value(self):
self.assertEqual(self.date.triple(), (2004, 9, 4.0119884259256651))
def test_date_tuple_value(self):
self.assertEqual(self.date.tuple(),
(2004, 9, 4, 0, 17, 15.799999977461994))
def test_localtime_modern(self):
if time.timezone == 18000: # test only works in Eastern time zone
self.assertEqual(localtime(Date('2009/6/23 8:47')),
datetime(2009, 6, 23, 4, 47, 0))
def test_timezone_aware_utc(self):
timezoned_date = to_timezone(self.date, UTC)
self.assertEqual(timezoned_date.tzinfo, UTC)
self.assertEqual(timezoned_date.hour, 0)
self.assertEqual(timezoned_date.minute, 17)
self.assertEqual(timezoned_date.second, 15)
self.assertEqual(timezoned_date.day, 4)
self.assertEqual(timezoned_date.month, 9)
self.assertEqual(timezoned_date.year, 2004)
def test_timezone_aware_cet(self):
cet = CET()
timezoned_date = to_timezone(self.date, cet)
self.assertEqual(timezoned_date.tzinfo, cet)
self.assertEqual(timezoned_date.hour, 1)
self.assertEqual(timezoned_date.minute, 17)
self.assertEqual(timezoned_date.second, 15)
self.assertEqual(timezoned_date.day, 4)
self.assertEqual(timezoned_date.month, 9)
self.assertEqual(timezoned_date.year, 2004)
# I am commenting this out for now because I am not sure that I can
# fix it without either writing an entirely new time module for
# PyEphem, or making PyEphem depend on another Python module - which
# would be its first-ever external dependency.
def OFF_test_localtime_premodern(self):
if time.timezone == 18000: # test only works in Eastern time zone
self.assertEqual(localtime(Date('1531/8/24 2:49')),
datetime(1957, 10, 4, 15, 28, 34, 4))
def test_year_zero(self):
# I would have thought the year would be 0, but it looks like
# libastro considers 1 BC to be the year -1?
self.assertEqual(str(Date('0')), '-1/1/1 00:00:00')
class DateTests(unittest.TestCase):
def setUp(self):
self.date = Date('2004/09/04 00:17:15.8')
def test_date_constructor(self):
def construct_and_compare(args1, args2):
d1, d2 = Date(args1), Date(args2)
self.assertTrue(abs(d1 - d2) < millisecond,
'dates not equal:\n %r = date%r\n %r = date%r'
% (d1.tuple(), args1, d2.tuple(), args2))
std = '2004/09/04 00:17:15.8'
pairs = [
[std, '2004.67489614324023472'],
[std, ' 2004.67489614324023472 '],
[std, '2004/9/4.0119884259259257'],
[std, ' 2004/9/4.0119884259259257 '],
[std, '2004/9/4 0.28772222222222221'],
[std, ' 2004/9/4 0.28772222222222221 '],
[std, '2004/9/4 0:17.263333333333332'],
[std, ' 2004/9/4 0:17.263333333333332 '],
[std, '2004/9/4 0:17:15.8'],
[std, ' 2004/9/4 0:17:15.8 '],
[std, ' 2004-9-4 0:17:15.8 '],
['2004', (2004,)],
[' 2004 ', (2004,)],
['2004/09', (2004, 9)],
[' 2004/09 ', (2004, 9)],
[std, (2004, 9, 4.0119884259259257)],
[std, (2004, 9, 4, 0.28772222222222221)],
[std, (2004, 9, 4, 0, 17.263333333333332)],
[std, (2004, 9, 4, 0, 17, 15.8)],
[std, (datetime(2004, 9, 4, 0, 17, 15, 800000))],
]
for arg1, arg2 in pairs:
construct_and_compare(arg1, arg2)
if type(arg2) is str:
construct_and_compare(arg1, ' %s ' % arg2)
def test_date_string_value(self):
self.assertEqual(str(self.date), '2004/9/4 00:17:16')
def test_date_triple_value(self):
self.assertEqual(self.date.triple(), (2004, 9, 4.0119884259256651))
def test_date_tuple_value(self):
self.assertEqual(self.date.tuple(),
(2004, 9, 4, 0, 17, 15.799999977461994))
def test_localtime_modern(self):
if time.timezone == 18000: # test only works in Eastern time zone
self.assertEqual(localtime(Date('2009/6/23 8:47')),
datetime(2009, 6, 23, 4, 47, 0, 1))
# I am commenting this out for now because I am not sure that I can
# fix it without either writing an entirely new time module for
# PyEphem, or making PyEphem depend on another Python module - which
# would be its first-ever external dependency.
def OFF_test_localtime_premodern(self):
if time.timezone == 18000: # test only works in Eastern time zone
self.assertEqual(localtime(Date('1531/8/24 2:49')),
datetime(1957, 10, 4, 15, 28, 34, 4))
class DateTests(unittest.TestCase):
def setUp(self):
self.date = Date('2004/09/04 00:17:15.8')
def test_date_constructor(self):
def construct_and_compare(args1, args2):
d1, d2 = Date(args1), Date(args2)
self.assertTrue(
abs(d1 - d2) < millisecond,
'dates not equal:\n %r = date%r\n %r = date%r' %
(d1.tuple(), args1, d2.tuple(), args2))
std = '2004/09/04 00:17:15.8'
pairs = [
[std, '2004.67489614324023472'],
[std, ' 2004.67489614324023472 '],
[std, '2004/9/4.0119884259259257'],
[std, ' 2004/9/4.0119884259259257 '],
[std, '2004/9/4 0.28772222222222221'],
[std, ' 2004/9/4 0.28772222222222221 '],
[std, '2004/9/4 0:17.263333333333332'],
[std, ' 2004/9/4 0:17.263333333333332 '],
[std, '2004/9/4 0:17:15.8'],
[std, ' 2004/9/4 0:17:15.8 '],
[std, ' 2004-9-4 0:17:15.8 '],
['2004', (2004, )],
[' 2004 ', (2004, )],
['2004/09', (2004, 9)],
[' 2004/09 ', (2004, 9)],
[std, (2004, 9, 4.0119884259259257)],
[std, (2004, 9, 4, 0.28772222222222221)],
[std, (2004, 9, 4, 0, 17.263333333333332)],
[std, (2004, 9, 4, 0, 17, 15.8)],
[std, (datetime(2004, 9, 4, 0, 17, 15, 800000))],
]
for arg1, arg2 in pairs:
construct_and_compare(arg1, arg2)
if type(arg2) is str:
construct_and_compare(arg1, ' %s ' % arg2)
def test_date_string_value(self):
self.assertEqual(str(self.date), '2004/9/4 00:17:16')
def test_date_triple_value(self):
self.assertEqual(self.date.triple(), (2004, 9, 4.0119884259256651))
def test_date_tuple_value(self):
self.assertEqual(self.date.tuple(),
(2004, 9, 4, 0, 17, 15.799999977461994))
def test_localtime_modern(self):
if time.timezone == 18000: # test only works in Eastern time zone
self.assertEqual(localtime(Date('2009/6/23 8:47')),
datetime(2009, 6, 23, 4, 47, 0))
# I am commenting this out for now because I am not sure that I can
# fix it without either writing an entirely new time module for
# PyEphem, or making PyEphem depend on another Python module - which
# would be its first-ever external dependency.
def OFF_test_localtime_premodern(self):
if time.timezone == 18000: # test only works in Eastern time zone
self.assertEqual(localtime(Date('1531/8/24 2:49')),
datetime(1957, 10, 4, 15, 28, 34, 4))
def setUp(self):
self.date = Date('2004/09/04 00:17:15.8')
def construct_and_compare(args1, args2):
d1, d2 = Date(args1), Date(args2)
self.assertTrue(
abs(d1 - d2) < millisecond,
'dates not equal:\n %r = date%r\n %r = date%r' %
(d1.tuple(), args1, d2.tuple(), args2))
def construct_and_compare(args1, args2):
d1, d2 = Date(args1), Date(args2)
self.assertTrue(abs(d1 - d2) < millisecond,
'dates not equal:\n %r = date%r\n %r = date%r'
% (d1.tuple(), args1, d2.tuple(), args2))
def OFF_test_localtime_premodern(self):
if time.timezone == 18000: # test only works in Eastern time zone
self.assertEqual(localtime(Date('1531/8/24 2:49')),
datetime(1957, 10, 4, 15, 28, 34, 4))
class DateTests(unittest.TestCase):
def setUp(self):
self.date = Date('2004/09/04 00:17:15.8')
def test_date_constructor(self):
def construct_and_compare(args1, args2):
d1, d2 = Date(args1), Date(args2)
self.assertTrue(abs(d1 - d2) < millisecond,
'dates not equal:\n %r = date%r\n %r = date%r'
% (d1.tuple(), args1, d2.tuple(), args2))
std = '2004/09/04 00:17:15.8'
pairs = [
[std, '2004.67489614324023472'],
[std, ' 2004.67489614324023472 '],
[std, '2004/9/4.0119884259259257'],
[std, ' 2004/9/4.0119884259259257 '],
[std, '2004/9/4 0.28772222222222221'],
[std, ' 2004/9/4 0.28772222222222221 '],
[std, '2004/9/4 0:17.263333333333332'],
[std, ' 2004/9/4 0:17.263333333333332 '],
[std, '2004/9/4 0:17:15.8'],
[std, ' 2004/9/4 0:17:15.8 '],
[std, ' 2004-9-4 0:17:15.8 '],
['2004', (2004,)],
[' 2004 ', (2004,)],
['2004/09', (2004, 9)],
[' 2004/09 ', (2004, 9)],
[std, (2004, 9, 4.0119884259259257)],
[std, (2004, 9, 4, 0.28772222222222221)],
[std, (2004, 9, 4, 0, 17.263333333333332)],
[std, (2004, 9, 4, 0, 17, 15.8)],
[std, (datetime(2004, 9, 4, 0, 17, 15, 800000))],
]
for arg1, arg2 in pairs:
construct_and_compare(arg1, arg2)
if type(arg2) is str:
construct_and_compare(arg1, ' %s ' % arg2)
def test_year_zero(self):
# I would have thought the year would be 0, but it looks like
# libastro considers 1 BC to be the year -1?
self.assertEqual(str(Date('0')), '-1/1/1 00:00:00')
def test_date_string_value(self):
self.assertEqual(str(self.date), '2004/9/4 00:17:16')
def test_date_triple_value(self):
self.assertEqual(self.date.triple(), (2004, 9, 4.0119884259256651))
def test_date_tuple_value(self):
self.assertEqual(self.date.tuple(),
(2004, 9, 4, 0, 17, 15.799999977461994))
def test_localtime_modern(self):
if time.timezone == 18000: # test only works in Eastern time zone
self.assertEqual(localtime(Date('2009/6/23 8:47')),
datetime(2009, 6, 23, 4, 47, 0))
def test_timezone_aware_utc(self):
timezoned_date = to_timezone(self.date, UTC)
self.assertEqual(timezoned_date.tzinfo, UTC)
self.assertEqual(timezoned_date.hour, 0)
self.assertEqual(timezoned_date.minute, 17)
self.assertEqual(timezoned_date.second, 15)
self.assertEqual(timezoned_date.day, 4)
self.assertEqual(timezoned_date.month, 9)
self.assertEqual(timezoned_date.year, 2004)
def test_timezone_aware_cet(self):
cet = CET()
timezoned_date = to_timezone(self.date, cet)
self.assertEqual(timezoned_date.tzinfo, cet)
self.assertEqual(timezoned_date.hour, 1)
self.assertEqual(timezoned_date.minute, 17)
self.assertEqual(timezoned_date.second, 15)
self.assertEqual(timezoned_date.day, 4)
self.assertEqual(timezoned_date.month, 9)
self.assertEqual(timezoned_date.year, 2004)
# I am commenting this out for now because I am not sure that I can
# fix it without either writing an entirely new time module for
# PyEphem, or making PyEphem depend on another Python module - which
# would be its first-ever external dependency.
def OFF_test_localtime_premodern(self):
if time.timezone == 18000: # test only works in Eastern time zone
self.assertEqual(localtime(Date('1531/8/24 2:49')),
datetime(1957, 10, 4, 15, 28, 34, 4))
