| <!DOCTYPE html> |
| <meta name="timeout" content="long"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/resources/testdriver.js"></script> |
| <script src='/resources/testdriver-vendor.js'></script> |
| <script src="/common/dispatcher/dispatcher.js"></script> |
| <script src="/common/subset-tests-by-key.js"></script> |
| <script src="/common/utils.js"></script> |
| <script src="../resources/utils.js"></script> |
| <script src="resources/utils.sub.js"></script> |
| <meta name="variant" content="?include=unchanged"> |
| <meta name="variant" content="?include=changed"> |
| <meta name="variant" content="?include=unchangedWithRedirect"> |
| <meta name="variant" content="?include=changedWithRedirect"> |
| <meta name="variant" content="?include=changedWithRedirect2"> |
| <meta name="variant" content="?include=changedWithRedirect3"> |
| <script> |
| setup(() => assertSpeculationRulesIsSupported()); |
| |
| subsetTestByKey("unchanged", promise_test, async t => { |
| await test_driver.delete_all_cookies(); |
| document.cookie = 'vary1=hello'; |
| |
| let agent = await spawnWindow(t); |
| |
| let nextUrl = agent.getExecutorURL({ executor: "cookies.py", cookieindices: "1" }); |
| await agent.forceSinglePrefetch(nextUrl); |
| await agent.navigate(nextUrl); |
| |
| assert_prefetched(await agent.getRequestHeaders()); |
| let request_cookies = await agent.getRequestCookies(); |
| let response_cookies = await agent.getResponseCookies(); |
| assert_equals(request_cookies.vary1, "hello"); |
| assert_equals(request_cookies.vary2, undefined); |
| assert_equals(response_cookies.vary1, "hello"); |
| assert_equals(response_cookies.vary2, undefined); |
| }, "Cookie-Indices should not prevent a prefetch from succeeding if the cookie has not changed."); |
| |
| subsetTestByKey("changed", promise_test, async t => { |
| await test_driver.delete_all_cookies(); |
| document.cookie = 'vary1=hello'; |
| |
| let agent = await spawnWindow(t); |
| |
| let nextUrl = agent.getExecutorURL({ executor: "cookies.py", cookieindices: "1" }); |
| await agent.forceSinglePrefetch(nextUrl); |
| document.cookie = 'vary1=two'; |
| await agent.navigate(nextUrl); |
| |
| assert_not_prefetched(await agent.getRequestHeaders()); |
| let request_cookies = await agent.getRequestCookies(); |
| let response_cookies = await agent.getResponseCookies(); |
| assert_equals(request_cookies.vary1, "two"); |
| assert_equals(request_cookies.vary2, undefined); |
| assert_equals(response_cookies.vary1, "two"); |
| assert_equals(response_cookies.vary2, undefined); |
| }, "Cookie-Indices should prevent a prefetch from being used if the cookie has changed."); |
| |
| subsetTestByKey("unchangedWithRedirect", promise_test, async t => { |
| await test_driver.delete_all_cookies(); |
| |
| document.cookie = 'vary1=hello'; |
| |
| let agent = await spawnWindow(t); |
| |
| let finalUrl = agent.getExecutorURL({ executor: "cookies.py", cookieindices: "1" }); |
| let nextUrl = new URL("/common/redirect.py?location=" + encodeURIComponent(finalUrl), document.baseURI); |
| await agent.forceSinglePrefetch(nextUrl); |
| await agent.navigate(nextUrl, {expectedDestinationUrl: finalUrl}); |
| |
| assert_prefetched(await agent.getRequestHeaders()); |
| let request_cookies = await agent.getRequestCookies(); |
| let response_cookies = await agent.getResponseCookies(); |
| assert_equals(request_cookies.vary1, "hello"); |
| assert_equals(request_cookies.vary2, undefined); |
| assert_equals(response_cookies.vary1, "hello"); |
| assert_equals(response_cookies.vary2, undefined); |
| }, "Cookie-Indices should not prevent a prefetch from succeeding with unchanged cookies, even with redirect"); |
| |
| subsetTestByKey("changedWithRedirect", promise_test, async t => { |
| await test_driver.delete_all_cookies(); |
| |
| document.cookie = 'vary1=hello'; |
| |
| let agent = await spawnWindow(t); |
| |
| let finalUrl = agent.getExecutorURL({ executor: "cookies.py", cookieindices: "1" }); |
| let nextUrl = new URL("/common/redirect.py?location=" + encodeURIComponent(finalUrl), document.baseURI); |
| await agent.forceSinglePrefetch(nextUrl); |
| document.cookie = 'vary1=two'; |
| await agent.navigate(nextUrl, {expectedDestinationUrl: finalUrl}); |
| |
| assert_not_prefetched(await agent.getRequestHeaders()); |
| let request_cookies = await agent.getRequestCookies(); |
| let response_cookies = await agent.getResponseCookies(); |
| assert_equals(request_cookies.vary1, "two"); |
| assert_equals(request_cookies.vary2, undefined); |
| assert_equals(response_cookies.vary1, "two"); |
| assert_equals(response_cookies.vary2, undefined); |
| }, "Cookie-Indices should prevent a prefetch from succeeding if the cookie changed, with a redirect"); |
| |
| subsetTestByKey("changedWithRedirect2", promise_test, async t => { |
| await test_driver.delete_all_cookies(); |
| |
| document.cookie = 'vary1=hello'; |
| |
| let agent = await spawnWindow(t); |
| |
| // One subtlety here: the wptserve pipe parser doesn't allow commas inside |
| // the header value (since that delimits the pipe arguments). |
| // There is currently no way around this, so we simply don't use a value with a comma. |
| let finalUrl = agent.getExecutorURL({ executor: "cookies.py" }); |
| let pipe = "header(Cache-Control,no-store)|header(Vary,Cookie)|header(Cookie-Indices,\"vary1\")"; |
| let nextUrl = new URL(`/common/redirect.py?location=${encodeURIComponent(finalUrl)}&pipe=${encodeURIComponent(pipe)}`, document.baseURI); |
| await agent.forceSinglePrefetch(nextUrl); |
| document.cookie = 'vary1=two'; |
| await agent.navigate(nextUrl, {expectedDestinationUrl: finalUrl}); |
| |
| assert_prefetched(await agent.getRequestHeaders()); |
| let request_cookies = await agent.getRequestCookies(); |
| let response_cookies = await agent.getResponseCookies(); |
| assert_equals(request_cookies.vary1, "hello"); |
| assert_equals(request_cookies.vary2, undefined); |
| assert_equals(response_cookies.vary1, "two"); |
| assert_equals(response_cookies.vary2, undefined); |
| }, "If the redirect needs to be rerequested but goes to the same place and that one doesn't vary, we actually can use the prefetched final response."); |
| |
| subsetTestByKey("changedWithRedirect3", promise_test, async t => { |
| await test_driver.delete_all_cookies(); |
| |
| document.cookie = 'vary1=hello'; |
| |
| let agent = await spawnWindow(t); |
| |
| // One subtlety here: the wptserve pipe parser doesn't allow commas inside |
| // the header value (since that delimits the pipe arguments). |
| // There is currently no way around this, so we simply don't use a value with a comma. |
| let finalUrl = agent.getExecutorURL({ executor: "cookies.py" }); |
| let pipe = "header(Cache-Control,no-store)|header(Vary,Cookie)|header(Cookie-Indices,\"vary1\")"; |
| let nextUrl = new URL(`resources/random_redirect.py?location=${encodeURIComponent(finalUrl)}&pipe=${encodeURIComponent(pipe)}`, document.baseURI); |
| await agent.forceSinglePrefetch(nextUrl); |
| document.cookie = 'vary1=two'; |
| await agent.navigate(nextUrl, {expectedDestinationUrl: null}); |
| |
| assert_not_prefetched(await agent.getRequestHeaders()); |
| let request_cookies = await agent.getRequestCookies(); |
| let response_cookies = await agent.getResponseCookies(); |
| assert_equals(request_cookies.vary1, "two"); |
| assert_equals(request_cookies.vary2, undefined); |
| assert_equals(response_cookies.vary1, "two"); |
| assert_equals(response_cookies.vary2, undefined); |
| }, "If the redirect needs to be rerequested and goes elsewhere, we cannot can use the prefetched final response."); |
| </script> |
