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80 lines
3.3 KiB
Python
80 lines
3.3 KiB
Python
from datetime import timedelta
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from django.core import signing
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from django.http import HttpRequest, HttpResponse
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from django.test import SimpleTestCase, override_settings
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from django.test.utils import freeze_time
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class SignedCookieTest(SimpleTestCase):
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def test_can_set_and_read_signed_cookies(self):
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response = HttpResponse()
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response.set_signed_cookie("c", "hello")
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self.assertIn("c", response.cookies)
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self.assertTrue(response.cookies["c"].value.startswith("hello:"))
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request = HttpRequest()
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request.COOKIES["c"] = response.cookies["c"].value
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value = request.get_signed_cookie("c")
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self.assertEqual(value, "hello")
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def test_can_use_salt(self):
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response = HttpResponse()
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response.set_signed_cookie("a", "hello", salt="one")
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request = HttpRequest()
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request.COOKIES["a"] = response.cookies["a"].value
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value = request.get_signed_cookie("a", salt="one")
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self.assertEqual(value, "hello")
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with self.assertRaises(signing.BadSignature):
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request.get_signed_cookie("a", salt="two")
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def test_detects_tampering(self):
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response = HttpResponse()
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response.set_signed_cookie("c", "hello")
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request = HttpRequest()
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request.COOKIES["c"] = response.cookies["c"].value[:-2] + "$$"
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with self.assertRaises(signing.BadSignature):
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request.get_signed_cookie("c")
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def test_default_argument_suppresses_exceptions(self):
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response = HttpResponse()
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response.set_signed_cookie("c", "hello")
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request = HttpRequest()
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request.COOKIES["c"] = response.cookies["c"].value[:-2] + "$$"
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self.assertIsNone(request.get_signed_cookie("c", default=None))
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def test_max_age_argument(self):
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value = "hello"
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with freeze_time(123456789):
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response = HttpResponse()
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response.set_signed_cookie("c", value)
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request = HttpRequest()
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request.COOKIES["c"] = response.cookies["c"].value
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self.assertEqual(request.get_signed_cookie("c"), value)
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with freeze_time(123456800):
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self.assertEqual(request.get_signed_cookie("c", max_age=12), value)
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self.assertEqual(request.get_signed_cookie("c", max_age=11), value)
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self.assertEqual(
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request.get_signed_cookie("c", max_age=timedelta(seconds=11)), value
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)
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with self.assertRaises(signing.SignatureExpired):
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request.get_signed_cookie("c", max_age=10)
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with self.assertRaises(signing.SignatureExpired):
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request.get_signed_cookie("c", max_age=timedelta(seconds=10))
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def test_set_signed_cookie_max_age_argument(self):
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response = HttpResponse()
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response.set_signed_cookie("c", "value", max_age=100)
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self.assertEqual(response.cookies["c"]["max-age"], 100)
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response.set_signed_cookie("d", "value", max_age=timedelta(hours=2))
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self.assertEqual(response.cookies["d"]["max-age"], 7200)
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@override_settings(SECRET_KEY=b"\xe7")
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def test_signed_cookies_with_binary_key(self):
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response = HttpResponse()
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response.set_signed_cookie("c", "hello")
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request = HttpRequest()
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request.COOKIES["c"] = response.cookies["c"].value
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self.assertEqual(request.get_signed_cookie("c"), "hello")
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