| import pytest |
| |
| import datetime |
| import calendar |
| from email.utils import formatdate |
| from webob import datetime_utils |
| |
| |
| def test_UTC(): |
| """Test missing function in _UTC""" |
| x = datetime_utils.UTC |
| assert x.tzname(datetime.datetime.now()) == "UTC" |
| assert x.dst(datetime.datetime.now()) == datetime.timedelta(0) |
| assert x.utcoffset(datetime.datetime.now()) == datetime.timedelta(0) |
| assert repr(x) == "UTC" |
| |
| |
| def test_parse_date(): |
| """Testing datetime_utils.parse_date. |
| We need to verify the following scenarios: |
| * a nil submitted value |
| * a submitted value that cannot be parse into a date |
| * a valid RFC2822 date with and without timezone |
| """ |
| |
| ret = datetime_utils.parse_date(None) |
| assert ret is None, ( |
| "We passed a None value to parse_date. We should get" |
| " None but instead we got %s" % ret |
| ) |
| |
| ret = datetime_utils.parse_date("Hi There") |
| assert ret is None, ( |
| "We passed an invalid value to parse_date. We should" |
| " get None but instead we got %s" % ret |
| ) |
| |
| ret = datetime_utils.parse_date(1) |
| assert ret is None, ( |
| "We passed an invalid value to parse_date. We should" |
| " get None but instead we got %s" % ret |
| ) |
| |
| ret = datetime_utils.parse_date("\xc3") |
| assert ret is None, ( |
| "We passed an invalid value to parse_date. We should" |
| " get None but instead we got %s" % ret |
| ) |
| |
| ret = datetime_utils.parse_date("Mon, 20 Nov 1995 19:12:08 -0500") |
| assert ret == datetime.datetime(1995, 11, 21, 0, 12, 8, tzinfo=datetime_utils.UTC) |
| |
| ret = datetime_utils.parse_date("Mon, 20 Nov 1995 19:12:08") |
| |
| assert ret == datetime.datetime(1995, 11, 20, 19, 12, 8, tzinfo=datetime_utils.UTC) |
| |
| ret = datetime_utils.parse_date(Uncooperative()) |
| assert ret is None |
| |
| |
| class Uncooperative(object): |
| def __str__(self): |
| raise NotImplementedError |
| |
| |
| def test_serialize_date(): |
| """Testing datetime_utils.serialize_date |
| We need to verify the following scenarios: |
| * on py3, passing an binary date, return the same date but str |
| * on py2, passing an unicode date, return the same date but str |
| * passing a timedelta, return now plus the delta |
| * passing an invalid object, should raise ValueError |
| """ |
| from webob.compat import text_ |
| |
| ret = datetime_utils.serialize_date("Mon, 20 Nov 1995 19:12:08 GMT") |
| assert isinstance(ret, str) |
| assert ret == "Mon, 20 Nov 1995 19:12:08 GMT" |
| ret = datetime_utils.serialize_date(text_("Mon, 20 Nov 1995 19:12:08 GMT")) |
| assert isinstance(ret, str) |
| assert ret == "Mon, 20 Nov 1995 19:12:08 GMT" |
| dt = formatdate( |
| calendar.timegm((datetime.datetime.now() + datetime.timedelta(1)).timetuple()), |
| usegmt=True, |
| ) |
| assert dt == datetime_utils.serialize_date(datetime.timedelta(1)) |
| with pytest.raises(ValueError): |
| datetime_utils.serialize_date(None) |
| |
| |
| def test_parse_date_delta(): |
| """Testing datetime_utils.parse_date_delta |
| We need to verify the following scenarios: |
| * passing a nil value, should return nil |
| * passing a value that fails the conversion to int, should call |
| parse_date |
| """ |
| assert datetime_utils.parse_date_delta(None) is None, ( |
| "Passing none value," "should return None" |
| ) |
| ret = datetime_utils.parse_date_delta("Mon, 20 Nov 1995 19:12:08 -0500") |
| assert ret == datetime.datetime(1995, 11, 21, 0, 12, 8, tzinfo=datetime_utils.UTC) |
| WHEN = datetime.datetime(2011, 3, 16, 10, 10, 37, tzinfo=datetime_utils.UTC) |
| with _NowRestorer(WHEN): |
| ret = datetime_utils.parse_date_delta(1) |
| assert ret == WHEN + datetime.timedelta(0, 1) |
| |
| |
| def test_serialize_date_delta(): |
| """Testing datetime_utils.serialize_date_delta |
| We need to verify the following scenarios: |
| * if we pass something that's not an int or float, it should delegate |
| the task to serialize_date |
| """ |
| assert datetime_utils.serialize_date_delta(1) == "1" |
| assert datetime_utils.serialize_date_delta(1.5) == "1" |
| ret = datetime_utils.serialize_date_delta("Mon, 20 Nov 1995 19:12:08 GMT") |
| assert type(ret) is (str) |
| assert ret == "Mon, 20 Nov 1995 19:12:08 GMT" |
| |
| |
| def test_timedelta_to_seconds(): |
| val = datetime.timedelta(86400) |
| result = datetime_utils.timedelta_to_seconds(val) |
| assert result == 7464960000 |
| |
| |
| class _NowRestorer(object): |
| def __init__(self, new_now): |
| self._new_now = new_now |
| self._old_now = None |
| |
| def __enter__(self): |
| import webob.datetime_utils |
| |
| self._old_now = webob.datetime_utils._now |
| webob.datetime_utils._now = lambda: self._new_now |
| |
| def __exit__(self, exc_type, exc_value, traceback): |
| import webob.datetime_utils |
| |
| webob.datetime_utils._now = self._old_now |