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import cf
import datetime
import numpy
import os
import time
import unittest
class DatetimeTest(unittest.TestCase):
filename = os.path.join(os.path.dirname(os.path.abspath(__file__)),
'test_file.nc')
chunk_sizes = (17, 34, 300, 100000)[::-1]
def test_Datetime(self):
d = cf.Datetime(2003, 2, 30)
d = cf.Datetime(2003, 2, 30, 0)
d = cf.Datetime(2003, 2, 30, 0, 0)
d = cf.Datetime(2003, 2, 30, 0, 0, 0)
d = cf.Datetime(2003, 4, 5, 12, 30, 15)
d = cf.Datetime(year=2003, month=4, day=5, hour=12, minute=30, second=15)
assert((d.year, d.month, d.day, d.hour, d.minute, d.second) == (2003, 4, 5, 12, 30, 15))
assert(d.timetuple() == (2003, 4, 5, 12, 30, 15, -1, 1, -1))
assert((d == d) == True)
assert((d > d) == False)
assert((d >= d) == True)
assert((d < d) == False)
assert((d <= d) == True)
assert((d != d) == False)
e = cf.Datetime(2003, 4, 5, 12, 30, 16)
assert((d == e) == False)
assert((d > e) == False)
assert((d >= e) == False)
assert((d < e) == True)
assert((d <= e) == True)
assert((d != e) == True)
e = cf.Datetime(2003, 4, 5, 12, 30, 14)
assert((d == e) == False)
assert((d > e) == True)
assert((d >= e) == True)
assert((d < e) == False)
assert((d <= e) == False)
assert((d != e) == True)
d.utcnow()
cf.Datetime.utcnow()
#--- End: def
# def test_Datetime_dt_cm_cy(self):
# self.assertTrue(cf.dt('2001-2-3') == cf.Datetime(2001, 2, 3))
# self.assertTrue(cf.dt('2001-2-3 0:0:0') == cf.Datetime(2001, 2, 3))
# self.assertTrue(cf.dt('2001-2-3 12:30:15') == cf.Datetime(2001, 2, 3, 12, 30, 15))
# self.assertTrue(cf.dt(2001, 2, 3) == cf.Datetime(2001, 2, 3))
# self.assertTrue(cf.dt(2001, 2, 3, 12, 30, 15) == cf.Datetime(2001, 2, 3, 12, 30, 15))
#
# self.assertTrue(cf.cm().months == 1)
# self.assertTrue(cf.cm(3).months == 3)
#
# self.assertTrue(cf.cy().years == 1)
# self.assertTrue(cf.cy(3).years == 3)
# #--- End: def
def test_Datetime_rt2dt(self):
self.assertTrue(
cf.cfdatetime.rt2dt(1, cf.Units('days since 2004-2-28')) ==
numpy.array(datetime.datetime(2004, 2, 29)))
self.assertTrue(
(cf.cfdatetime.rt2dt([1, 3], cf.Units('days since 2004-2-28')) ==
numpy.array([datetime.datetime(2004, 2, 29), datetime.datetime(2004, 3, 2)])).all())
self.assertTrue(
(cf.cfdatetime.rt2dt([1, 3], cf.Units('days since 2004-2-28', '360_day')) ==
numpy.array([cf.Datetime(2004, 2, 29), cf.Datetime(2004, 3, 1)])).all())
#--- End: def
def test_Datetime_dt2rt(self):
units = cf.Units('days since 2004-2-28')
self.assertTrue(
cf.cfdatetime.dt2rt(datetime.datetime(2004, 2, 29), None, units) ==
numpy.array(1.0))
self.assertTrue(
(cf.cfdatetime.dt2rt([datetime.datetime(2004, 2, 29), datetime.datetime(2004, 3, 2)], None, units) ==
numpy.array([1., 3.])).all())
units = cf.Units('days since 2004-2-28', '360_day')
self.assertTrue((cf.cfdatetime.dt2rt([cf.Datetime(2004, 2, 29), cf.Datetime(2004, 3, 1)], None, units) == numpy.array([1., 3.])).all())
units = cf.Units('seconds since 2004-2-28')
self.assertTrue(
cf.cfdatetime.dt2rt(datetime.datetime(2004, 2, 29), None, units) ==
numpy.array(86400.0))
#--- End: def
#--- End: class
#--- End: class
if __name__ == "__main__":
print 'cf-python version:', cf.__version__
print 'cf-python path:' , os.path.abspath(cf.__file__)
print''
unittest.main(verbosity=2)
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