| <!DOCTYPE HTML> |
| <meta name="timeout" content="long"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/utils.js"></script> |
| <script src="/common/dispatcher/dispatcher.js"></script> |
| <script src="/html/browsers/browsing-the-web/back-forward-cache/resources/helper.sub.js"></script> |
| <script> |
| const reload = () => { |
| window.location.reload(); |
| }; |
| |
| const getNavigationId = () => { |
| window.performance.mark('initial_load'); |
| let entries = window.performance.getEntriesByType('mark'); |
| return entries[entries.length - 1].navigationId; |
| } |
| |
| promise_test(async t => { |
| const pageA = new RemoteContext(token()); |
| const pageB = new RemoteContext(token()); |
| |
| const urlA = executorPath + pageA.context_id; |
| const urlB = originCrossSite + executorPath + pageB.context_id; |
| // Open url A. |
| window.open(urlA, '_blank', 'noopener') |
| await pageA.execute_script(waitForPageShow); |
| |
| let navigationIdInitial = await pageA.execute_script(getNavigationId); |
| |
| // Navigate away to url B and back. |
| await navigateAndThenBack(pageA, pageB, urlB); |
| |
| // Assert navigation id is re-generated and thus different when the |
| // document is load from bfcache. |
| navigationIdAfterBFCacheNav = await pageA.execute_script(getNavigationId); |
| assert_not_equals(navigationIdInitial, navigationIdAfterBFCacheNav, 'Navigation Id should be \ |
| re-generated and different from the previous one after back-forward-cache navigation.'); |
| |
| // Reload page. |
| await pageA.execute_script(reload); |
| await pageA.execute_script(waitForPageShow); |
| |
| navigationIdAfterReset = await pageA.execute_script(getNavigationId); |
| |
| assert_not_equals(navigationIdAfterReset, navigationIdAfterBFCacheNav, 'Navigation Id should\ |
| be re-generated after reload which is different from the previous one.'); |
| |
| assert_not_equals(navigationIdAfterReset, navigationIdInitial, 'Navigation Id should\ |
| be re-generated after reload which is different from the one of the initial load.'); |
| |
| }, 'Navigation Id should be re-generated after reload.'); |
| </script> |