test_simple_fields.py 文件源码

def test_date_field(self):
        f = DateField()
        epoch = date(1970, 1, 1)
        # Valid values
        for value in (datetime(1970, 1, 1), epoch, '1970-01-01', '0000-00-00', 0):
            d = f.to_python(value, pytz.utc)
            self.assertEquals(d, epoch)
            # Verify that conversion to and from db string does not change value
            d2 = f.to_python(f.to_db_string(d, quote=False), pytz.utc)
            self.assertEquals(d, d2)
        # Invalid values
        for value in ('nope', '21/7/1999', 0.5):
            with self.assertRaises(ValueError):
                f.to_python(value, pytz.utc)
        # Range check
        for value in (date(1900, 1, 1), date(2900, 1, 1)):
            with self.assertRaises(ValueError):
                f.validate(value)