| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <!-- This test requires internals because it tests Chromium's |
| internal UseCounter. --> |
| <title>Navigation Preload use counter</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="../resources/test-helpers.js"></script> |
| <script> |
| function is_navigation_preload_counted(frame) { |
| // From UseCounter.h |
| const ServiceWorkerNavigationPreload = 1803; |
| |
| return frame.contentWindow.internals.isUseCounted( |
| frame.contentDocument, ServiceWorkerNavigationPreload); |
| } |
| |
| promise_test(t => { |
| var script = 'resources/worker.js?no-preload'; |
| var scope = 'resources/dummy?no-preload-passthrough'; |
| return service_worker_unregister_and_register(t, script, scope) |
| .then(registration => { |
| add_completion_callback(_ => registration.unregister()); |
| var worker = registration.installing; |
| return wait_for_state(t, worker, 'activated'); |
| }) |
| .then(() => { |
| return with_iframe(scope); |
| }) |
| .then(frame => { |
| assert_false(is_navigation_preload_counted(frame)); |
| }); |
| }, 'Navigation Preload is not counted if not enabled.'); |
| |
| promise_test(t => { |
| var script = 'resources/worker.js'; |
| var scope = 'resources/dummy?respondWith'; |
| return service_worker_unregister_and_register(t, script, scope) |
| .then(registration => { |
| add_completion_callback(_ => registration.unregister()); |
| var worker = registration.installing; |
| return wait_for_state(t, worker, 'activated'); |
| }) |
| .then(() => with_iframe(scope)) |
| .then(frame => { |
| assert_true(is_navigation_preload_counted(frame)); |
| }); |
| }, 'Navigation Preload is use counted.'); |
| |
| promise_test(t => { |
| var script = 'resources/worker.js'; |
| var scope = 'resources/dummy?passthrough'; |
| return service_worker_unregister_and_register(t, script, scope) |
| .then(registration => { |
| add_completion_callback(_ => registration.unregister()); |
| var worker = registration.installing; |
| return wait_for_state(t, worker, 'activated'); |
| }) |
| .then(() => with_iframe(scope)) |
| .then(frame => { |
| assert_true(is_navigation_preload_counted(frame)); |
| }); |
| }, 'Navigation Preload is use counted even if preloadResponse is not used.'); |
| </script> |
