mirror of
https://github.com/servo/servo
synced 2026-05-05 06:32:13 +02:00
97 lines
3.5 KiB
HTML
97 lines
3.5 KiB
HTML
<!DOCTYPE html>
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<title>Service Worker: registration end-to-end</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="resources/test-helpers.sub.js"></script>
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<script>
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var t = async_test('Registration: end-to-end');
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t.step(function() {
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var scope = 'resources/in-scope/';
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var serviceWorkerStates = [];
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var lastServiceWorkerState = '';
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var receivedMessageFromPort = '';
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var currentChangeCount = 0;
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assert_true(navigator.serviceWorker instanceof ServiceWorkerContainer);
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assert_equals(typeof navigator.serviceWorker.register, 'function');
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assert_equals(typeof navigator.serviceWorker.getRegistration, 'function');
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navigator.serviceWorker.oncurrentchange = function() {
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++currentChangeCount;
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};
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service_worker_unregister_and_register(
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t, 'resources/end-to-end-worker.js', scope)
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.then(onRegister)
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.catch(unreached_rejection(t));
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function sendMessagePort(worker, from) {
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var messageChannel = new MessageChannel();
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worker.postMessage({from:from, port:messageChannel.port2}, [messageChannel.port2]);
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return messageChannel.port1;
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}
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function onRegister(registration) {
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var sw = registration.installing;
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serviceWorkerStates.push(sw.state);
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lastServiceWorkerState = sw.state;
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var sawMessage = new Promise(t.step_func(function(resolve) {
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sendMessagePort(sw, 'registering doc').onmessage = t.step_func(function (e) {
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receivedMessageFromPort = e.data;
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resolve();
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});
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}));
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var sawActive = new Promise(t.step_func(function(resolve) {
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sw.onstatechange = t.step_func(function() {
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serviceWorkerStates.push(sw.state);
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switch (sw.state) {
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case 'installed':
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assert_equals(lastServiceWorkerState, 'installing');
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break;
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case 'activating':
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assert_equals(lastServiceWorkerState, 'installed');
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break;
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case 'activated':
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assert_equals(lastServiceWorkerState, 'activating');
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break;
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default:
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// We won't see 'redundant' because onstatechange is
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// overwritten before calling unregister.
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assert_unreached('Unexpected state: ' + sw.state);
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}
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lastServiceWorkerState = sw.state;
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if (sw.state === 'activated')
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resolve();
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});
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}));
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Promise.all([sawMessage, sawActive]).then(t.step_func(function() {
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assert_array_equals(serviceWorkerStates,
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['installing', 'installed', 'activating', 'activated'],
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'Service worker should pass through all states');
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assert_equals(currentChangeCount, 0,
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'Should not see current changes since document is out of scope');
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assert_equals(receivedMessageFromPort, 'Ack for: registering doc');
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var sawRedundant = new Promise(t.step_func(function(resolve) {
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sw.onstatechange = t.step_func(function() {
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assert_equals(sw.state, 'redundant');
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resolve();
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});
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}));
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registration.unregister();
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sawRedundant.then(t.step_func(function() {
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t.done();
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}));
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}));
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}
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});
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</script>
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