def test_date():
date = DateConverter(month_style='dd/mm/yyyy')
try:
date.to_python('20/12/150')
except Invalid, e:
assert 'Please enter a four-digit year after 1899' in str(e)
def test_month_style():
date = DateConverter(month_style='dd/mm/yyyy')
d = datetime.date(2007,12,20)
assert date.to_python('20/12/2007') == d
assert date.from_python(d) == '20/12/2007'
