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tests/conditional_processing/tests.py
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jun
Fixed a typo in tests/conditional_processing/tests.py.
09 мар 2026, 18:17
09 мар 2026, 18:17
9c21dd9
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from datetime import datetime from django.test import SimpleTestCase, override_settings FULL_RESPONSE = "Test conditional get response" LAST_MODIFIED = datetime(2007, 10, 21, 23, 21, 47) LAST_MODIFIED_STR = "Sun, 21 Oct 2007 23:21:47 GMT" LAST_MODIFIED_NEWER_STR = "Mon, 18 Oct 2010 16:56:23 GMT" LAST_MODIFIED_INVALID_STR = "Mon, 32 Oct 2010 16:56:23 GMT" EXPIRED_LAST_MODIFIED_STR = "Sat, 20 Oct 2007 23:21:47 GMT" ETAG = '"b4246ffc4f62314ca13147c9d4f76974"' WEAK_ETAG = 'W/"b4246ffc4f62314ca13147c9d4f76974"' # weak match to ETAG EXPIRED_ETAG = '"7fae4cd4b0f81e7d2914700043aa8ed6"' @override_settings(ROOT_URLCONF="conditional_processing.urls") class ConditionalGet(SimpleTestCase): def assertFullResponse(self, response, check_last_modified=True, check_etag=True): self.assertEqual(response.status_code, 200) self.assertEqual(response.content, FULL_RESPONSE.encode()) if response.request["REQUEST_METHOD"] in ("GET", "HEAD"): if check_last_modified: self.assertEqual(response.headers["Last-Modified"], LAST_MODIFIED_STR) if check_etag: self.assertEqual(response.headers["ETag"], ETAG) else: self.assertNotIn("Last-Modified", response.headers) self.assertNotIn("ETag", response.headers) def assertNotModified(self, response): self.assertEqual(response.status_code, 304) self.assertEqual(response.content, b"") def test_without_conditions(self): response = self.client.get("/condition/") self.assertFullResponse(response) def test_if_modified_since(self): self.client.defaults["HTTP_IF_MODIFIED_SINCE"] = LAST_MODIFIED_STR response = self.client.get("/condition/") self.assertNotModified(response) response = self.client.put("/condition/") self.assertFullResponse(response) self.client.defaults["HTTP_IF_MODIFIED_SINCE"] = LAST_MODIFIED_NEWER_STR response = self.client.get("/condition/") self.assertNotModified(response) response = self.client.put("/condition/") self.assertFullResponse(response) self.client.defaults["HTTP_IF_MODIFIED_SINCE"] = LAST_MODIFIED_INVALID_STR response = self.client.get("/condition/") self.assertFullResponse(response) self.client.defaults["HTTP_IF_MODIFIED_SINCE"] = EXPIRED_LAST_MODIFIED_STR response = self.client.get("/condition/") self.assertFullResponse(response) def test_if_unmodified_since(self): self.client.defaults["HTTP_IF_UNMODIFIED_SINCE"] = LAST_MODIFIED_STR response = self.client.get("/condition/") self.assertFullResponse(response) self.client.defaults["HTTP_IF_UNMODIFIED_SINCE"] = LAST_MODIFIED_NEWER_STR response = self.client.get("/condition/") self.assertFullResponse(response) self.client.defaults["HTTP_IF_UNMODIFIED_SINCE"] = LAST_MODIFIED_INVALID_STR response = self.client.get("/condition/") self.assertFullResponse(response) self.client.defaults["HTTP_IF_UNMODIFIED_SINCE"] = EXPIRED_LAST_MODIFIED_STR response = self.client.get("/condition/") self.assertEqual(response.status_code, 412) def test_if_none_match(self): self.client.defaults["HTTP_IF_NONE_MATCH"] = ETAG response = self.client.get("/condition/") self.assertNotModified(response) response = self.client.put("/condition/") self.assertEqual(response.status_code, 412) self.client.defaults["HTTP_IF_NONE_MATCH"] = EXPIRED_ETAG response = self.client.get("/condition/") self.assertFullResponse(response) # Several etags in If-None-Match is a bit exotic but why not? self.client.defaults["HTTP_IF_NONE_MATCH"] = "%s, %s" % (ETAG, EXPIRED_ETAG) response = self.client.get("/condition/") self.assertNotModified(response) def test_weak_if_none_match(self): """ If-None-Match comparisons use weak matching, so weak and strong ETags with the same value result in a 304 response. """ self.client.defaults["HTTP_IF_NONE_MATCH"] = ETAG response = self.client.get("/condition/weak_etag/") self.assertNotModified(response) response = self.client.put("/condition/weak_etag/") self.assertEqual(response.status_code, 412) self.client.defaults["HTTP_IF_NONE_MATCH"] = WEAK_ETAG response = self.client.get("/condition/weak_etag/") self.assertNotModified(response) response = self.client.put("/condition/weak_etag/") self.assertEqual(response.status_code, 412) response = self.client.get("/condition/") self.assertNotModified(response) response = self.client.put("/condition/") self.assertEqual(response.status_code, 412) def test_all_if_none_match(self): self.client.defaults["HTTP_IF_NONE_MATCH"] = "*" response = self.client.get("/condition/") self.assertNotModified(response) response = self.client.put("/condition/") self.assertEqual(response.status_code, 412) response = self.client.get("/condition/no_etag/") self.assertFullResponse(response, check_last_modified=False, check_etag=False) def test_if_match(self): self.client.defaults["HTTP_IF_MATCH"] = ETAG response = self.client.put("/condition/") self.assertFullResponse(response) self.client.defaults["HTTP_IF_MATCH"] = EXPIRED_ETAG response = self.client.put("/condition/") self.assertEqual(response.status_code, 412) def test_weak_if_match(self): """ If-Match comparisons use strong matching, so any comparison involving a weak ETag return a 412 response. """ self.client.defaults["HTTP_IF_MATCH"] = ETAG response = self.client.get("/condition/weak_etag/") self.assertEqual(response.status_code, 412) self.client.defaults["HTTP_IF_MATCH"] = WEAK_ETAG response = self.client.get("/condition/weak_etag/") self.assertEqual(response.status_code, 412) response = self.client.get("/condition/") self.assertEqual(response.status_code, 412) def test_all_if_match(self): self.client.defaults["HTTP_IF_MATCH"] = "*" response = self.client.get("/condition/") self.assertFullResponse(response) response = self.client.get("/condition/no_etag/") self.assertEqual(response.status_code, 412) def test_both_headers(self): # See RFC 9110 Section 13.2.2. self.client.defaults["HTTP_IF_MODIFIED_SINCE"] = LAST_MODIFIED_STR self.client.defaults["HTTP_IF_NONE_MATCH"] = ETAG response = self.client.get("/condition/") self.assertNotModified(response) self.client.defaults["HTTP_IF_MODIFIED_SINCE"] = EXPIRED_LAST_MODIFIED_STR self.client.defaults["HTTP_IF_NONE_MATCH"] = ETAG response = self.client.get("/condition/") self.assertNotModified(response) self.client.defaults["HTTP_IF_MODIFIED_SINCE"] = LAST_MODIFIED_STR self.client.defaults["HTTP_IF_NONE_MATCH"] = EXPIRED_ETAG response = self.client.get("/condition/") self.assertFullResponse(response) self.client.defaults["HTTP_IF_MODIFIED_SINCE"] = EXPIRED_LAST_MODIFIED_STR self.client.defaults["HTTP_IF_NONE_MATCH"] = EXPIRED_ETAG response = self.client.get("/condition/") self.assertFullResponse(response) def test_both_headers_2(self): self.client.defaults["HTTP_IF_UNMODIFIED_SINCE"] = LAST_MODIFIED_STR self.client.defaults["HTTP_IF_MATCH"] = ETAG response = self.client.get("/condition/") self.assertFullResponse(response) self.client.defaults["HTTP_IF_UNMODIFIED_SINCE"] = EXPIRED_LAST_MODIFIED_STR self.client.defaults["HTTP_IF_MATCH"] = ETAG response = self.client.get("/condition/") self.assertFullResponse(response) self.client.defaults["HTTP_IF_UNMODIFIED_SINCE"] = EXPIRED_LAST_MODIFIED_STR self.client.defaults["HTTP_IF_MATCH"] = EXPIRED_ETAG response = self.client.get("/condition/") self.assertEqual(response.status_code, 412) self.client.defaults["HTTP_IF_UNMODIFIED_SINCE"] = LAST_MODIFIED_STR self.client.defaults["HTTP_IF_MATCH"] = EXPIRED_ETAG response = self.client.get("/condition/") self.assertEqual(response.status_code, 412) def test_single_condition_1(self): self.client.defaults["HTTP_IF_MODIFIED_SINCE"] = LAST_MODIFIED_STR response = self.client.get("/condition/last_modified/") self.assertNotModified(response) response = self.client.get("/condition/etag/") self.assertFullResponse(response, check_last_modified=False) def test_single_condition_2(self): self.client.defaults["HTTP_IF_NONE_MATCH"] = ETAG response = self.client.get("/condition/etag/") self.assertNotModified(response) response = self.client.get("/condition/last_modified/") self.assertFullResponse(response, check_etag=False) def test_single_condition_3(self): self.client.defaults["HTTP_IF_MODIFIED_SINCE"] = EXPIRED_LAST_MODIFIED_STR response = self.client.get("/condition/last_modified/") self.assertFullResponse(response, check_etag=False) def test_single_condition_4(self): self.client.defaults["HTTP_IF_NONE_MATCH"] = EXPIRED_ETAG response = self.client.get("/condition/etag/") self.assertFullResponse(response, check_last_modified=False) def test_single_condition_5(self): self.client.defaults["HTTP_IF_MODIFIED_SINCE"] = LAST_MODIFIED_STR response = self.client.get("/condition/last_modified2/") self.assertNotModified(response) response = self.client.get("/condition/etag2/") self.assertFullResponse(response, check_last_modified=False) def test_single_condition_6(self): self.client.defaults["HTTP_IF_NONE_MATCH"] = ETAG response = self.client.get("/condition/etag2/") self.assertNotModified(response) response = self.client.get("/condition/last_modified2/") self.assertFullResponse(response, check_etag=False) def test_single_condition_7(self): self.client.defaults["HTTP_IF_UNMODIFIED_SINCE"] = EXPIRED_LAST_MODIFIED_STR response = self.client.get("/condition/last_modified/") self.assertEqual(response.status_code, 412) response = self.client.get("/condition/etag/") self.assertEqual(response.status_code, 412) def test_single_condition_8(self): self.client.defaults["HTTP_IF_UNMODIFIED_SINCE"] = LAST_MODIFIED_STR response = self.client.get("/condition/last_modified/") self.assertFullResponse(response, check_etag=False) def test_single_condition_9(self): self.client.defaults["HTTP_IF_UNMODIFIED_SINCE"] = EXPIRED_LAST_MODIFIED_STR response = self.client.get("/condition/last_modified2/") self.assertEqual(response.status_code, 412) response = self.client.get("/condition/etag2/") self.assertEqual(response.status_code, 412) def test_single_condition_head(self): self.client.defaults["HTTP_IF_MODIFIED_SINCE"] = LAST_MODIFIED_STR response = self.client.head("/condition/") self.assertNotModified(response) def test_unquoted(self): """ The same quoted ETag should be set on the header regardless of whether etag_func() in condition() returns a quoted or an unquoted ETag. """ response_quoted = self.client.get("/condition/etag/") response_unquoted = self.client.get("/condition/unquoted_etag/") self.assertEqual(response_quoted["ETag"], response_unquoted["ETag"]) # It's possible that the matching algorithm could use the wrong value even # if the ETag header is set correctly (as tested by # test_unquoted()), so check that the unquoted value is matched. def test_unquoted_if_none_match(self): self.client.defaults["HTTP_IF_NONE_MATCH"] = ETAG response = self.client.get("/condition/unquoted_etag/") self.assertNotModified(response) response = self.client.put("/condition/unquoted_etag/") self.assertEqual(response.status_code, 412) self.client.defaults["HTTP_IF_NONE_MATCH"] = EXPIRED_ETAG response = self.client.get("/condition/unquoted_etag/") self.assertFullResponse(response, check_last_modified=False) def test_invalid_etag(self): self.client.defaults["HTTP_IF_NONE_MATCH"] = '"""' response = self.client.get("/condition/etag/") self.assertFullResponse(response, check_last_modified=False)