| <!DOCTYPE html> |
| <title>Service Worker: the fallback behavior of FetchEvent</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="resources/get-host-info.sub.js"></script> |
| <script src="resources/test-helpers.sub.js?pipe=sub"></script> |
| <script> |
| var expected_urls = []; |
| |
| function xhr_fail_test(frame, url) { |
| expected_urls.push(url); |
| return new Promise(function(resolve, reject) { |
| frame.contentWindow.xhr(url) |
| .then(function(){ |
| reject(url + ' should fail.'); |
| }) |
| .catch(function(){ |
| resolve(); |
| }); |
| }); |
| } |
| |
| function xhr_succeed_test(frame, url) { |
| expected_urls.push(url); |
| return new Promise(function(resolve, reject) { |
| frame.contentWindow.xhr(url) |
| .then(function(){ |
| resolve(); |
| }) |
| .catch(function(){ |
| reject(url + ' should succeed.'); |
| }); |
| }); |
| } |
| |
| async_test(function(t) { |
| var path = new URL(".", window.location).pathname; |
| var SCOPE = 'resources/fetch-request-fallback-iframe.html'; |
| var SCRIPT = 'resources/fetch-request-fallback-worker.js'; |
| var host_info = get_host_info(); |
| var BASE_URL = host_info['HTTPS_ORIGIN'] + |
| path + 'resources/fetch-access-control.py?'; |
| var OTHER_BASE_URL = host_info['HTTPS_REMOTE_ORIGIN'] + |
| path + 'resources/fetch-access-control.py?'; |
| var REDIRECT_URL = host_info['HTTPS_ORIGIN'] + |
| path + 'resources/redirect.py?Redirect='; |
| var frame; |
| var worker; |
| service_worker_unregister_and_register(t, SCRIPT, SCOPE) |
| .then(function(registration) { |
| worker = registration.installing; |
| return wait_for_state(t, worker, 'activated'); |
| }) |
| .then(function() { return with_iframe(SCOPE); }) |
| .then(function(f) { |
| frame = f; |
| return xhr_succeed_test(frame, BASE_URL); |
| }) |
| .then(function(f) { |
| return xhr_fail_test(frame, OTHER_BASE_URL); |
| }) |
| .then(function(f) { |
| return xhr_succeed_test(frame, OTHER_BASE_URL + 'ACAOrigin=*'); |
| }) |
| .then(function(f) { |
| return xhr_succeed_test(frame, |
| REDIRECT_URL + encodeURIComponent(BASE_URL)); |
| }) |
| .then(function() { |
| return xhr_fail_test( |
| frame, |
| REDIRECT_URL + encodeURIComponent(OTHER_BASE_URL)); |
| }) |
| .then(function() { |
| return xhr_succeed_test( |
| frame, |
| REDIRECT_URL + |
| encodeURIComponent(OTHER_BASE_URL + 'ACAOrigin=*')); |
| }) |
| .then(function() { |
| return new Promise(function(resolve) { |
| var channel = new MessageChannel(); |
| channel.port1.onmessage = t.step_func(function(msg) { |
| frame.remove(); |
| resolve(msg); |
| }); |
| worker.postMessage({port: channel.port2}, [channel.port2]); |
| }); |
| }) |
| .then(function(msg) { |
| var requests = msg.data.requests; |
| assert_equals(requests.length, expected_urls.length + 1, |
| 'The count of the requests which are passed to the ' + |
| 'ServiceWorker must be correct.'); |
| assert_equals(requests[0].url, new URL(SCOPE, location).toString(), |
| 'The first request to the SW must be the request for ' + |
| 'the page.'); |
| assert_equals(requests[0].mode, 'navigate', |
| 'The mode of the first request to the SW must be ' + |
| 'navigate'); |
| for (var i = 0; i < expected_urls.length; ++i) { |
| assert_equals(requests[i + 1].url, expected_urls[i], |
| 'The URL of the request which was passed from XHR ' + |
| 'to the ServiceWorker must be correct.'); |
| assert_equals(requests[i + 1].mode, 'cors', |
| 'The mode of the request which was passed from XHR ' + |
| 'to the ServiceWorker must be cors.'); |
| } |
| service_worker_unregister_and_done(t, SCOPE); |
| }) |
| .catch(unreached_rejection(t)); |
| }, 'Verify the fallback behavior of FetchEvent'); |
| </script> |
