def test_with_tzinfo(self):
_skip_if_no_pytz()
tz = pytz.timezone('US/Central')
# just want it to work
start = datetime(2011, 3, 12, tzinfo=pytz.utc)
dr = DateRange(start, periods=50, offset=datetools.Hour())
self.assert_(dr.tzinfo is not None)
self.assert_(dr.tzinfo is start.tzinfo)
# DateRange with naive datetimes
dr = DateRange('1/1/2005', '1/1/2009', tzinfo=pytz.utc)
dr = DateRange('1/1/2005', '1/1/2009', tzinfo=tz)
# normalized
central = dr.tz_normalize(tz)
self.assert_(central.tzinfo is tz)
self.assert_(central[0].tzinfo is tz)
# datetimes with tzinfo set
dr = DateRange(datetime(2005, 1, 1, tzinfo=pytz.utc),
'1/1/2009', tzinfo=pytz.utc)
self.assertRaises(Exception, DateRange,
datetime(2005, 1, 1, tzinfo=pytz.utc),
'1/1/2009', tzinfo=tz)
