diff options
| -rw-r--r-- | netlib/http/cookies.py | 13 | ||||
| -rw-r--r-- | test/netlib/http/test_cookies.py | 21 |
2 files changed, 30 insertions, 4 deletions
diff --git a/netlib/http/cookies.py b/netlib/http/cookies.py index 90789365..dd0af99c 100644 --- a/netlib/http/cookies.py +++ b/netlib/http/cookies.py @@ -262,23 +262,28 @@ def refresh_set_cookie_header(c, delta): raise ValueError("Invalid Cookie") return ret + def is_expired(cookie_attrs): """ Determines whether a cookie has expired. Returns: boolean """ - expired = False # See if 'expires' time is in the past + expires = False if 'expires' in cookie_attrs: e = email.utils.parsedate_tz(cookie_attrs["expires"]) if e: exp_ts = email.utils.mktime_tz(e) now_ts = time.time() - expired = exp_ts < now_ts + expires = exp_ts < now_ts # or if Max-Age is 0 - expired = expired or (int(cookie_attrs.get('Max-Age', 1)) == 0) + max_age = False + try: + max_age = int(cookie_attrs.get('Max-Age', 1)) == 0 + except ValueError: + pass - return expired + return expires or max_age diff --git a/test/netlib/http/test_cookies.py b/test/netlib/http/test_cookies.py index 83b85656..17e21b94 100644 --- a/test/netlib/http/test_cookies.py +++ b/test/netlib/http/test_cookies.py @@ -245,3 +245,24 @@ def test_refresh_cookie(): assert cookies.refresh_set_cookie_header(c, 0) c = "foo/bar=bla" assert cookies.refresh_set_cookie_header(c, 0) + + +def test_is_expired(): + CA = cookies.CookieAttrs + + # A cookie can be expired + # by setting the expire time in the past + assert cookies.is_expired(CA([("Expires", "Thu, 01-Jan-1970 00:00:00 GMT")])) + + # or by setting Max-Age to 0 + assert cookies.is_expired(CA([("Max-Age", "0")])) + + # or both + assert cookies.is_expired(CA([("Expires", "Thu, 01-Jan-1970 00:00:00 GMT"), ("Max-Age", "0")])) + + assert not cookies.is_expired(CA([("Expires", "Thu, 24-Aug-2063 00:00:00 GMT")])) + assert not cookies.is_expired(CA([("Max-Age", "1")])) + assert not cookies.is_expired(CA([("Expires", "Thu, 15-Jul-2068 00:00:00 GMT"), ("Max-Age", "1")])) + + assert not cookies.is_expired(CA([("Max-Age", "nan")])) + assert not cookies.is_expired(CA([("Expires", "false")])) |