| <!DOCTYPE html> |
| <title>ServiceWorkerGlobalScope: postMessage</title> |
| <script src='/resources/testharness.js'></script> |
| <script src='/resources/testharnessreport.js'></script> |
| <script src='../resources/test-helpers.sub.js'></script> |
| <script> |
| |
| promise_test(function(t) { |
| var script = 'resources/postmessage-loopback-worker.js'; |
| var scope = 'resources/scope/postmessage-loopback'; |
| var registration; |
| |
| return service_worker_unregister_and_register(t, script, scope) |
| .then(function(r) { |
| registration = r; |
| return wait_for_state(t, registration.installing, 'activated'); |
| }) |
| .then(function() { |
| var channel = new MessageChannel(); |
| var saw_message = new Promise(function(resolve) { |
| channel.port1.onmessage = function(event) { |
| resolve(event.data); |
| }; |
| }); |
| registration.active.postMessage({port: channel.port2}, |
| [channel.port2]); |
| return saw_message; |
| }) |
| .then(function(result) { |
| assert_equals(result, 'OK'); |
| return service_worker_unregister_and_done(t, scope); |
| }); |
| }, 'Post loopback messages'); |
| |
| promise_test(function(t) { |
| var script1 = 'resources/postmessage-ping-worker.js'; |
| var script2 = 'resources/postmessage-pong-worker.js'; |
| var scope = 'resources/scope/postmessage-pingpong'; |
| var registration; |
| var frame; |
| |
| return service_worker_unregister_and_register(t, script1, scope) |
| .then(function(r) { |
| registration = r; |
| return wait_for_state(t, registration.installing, 'activated'); |
| }) |
| .then(function() { |
| // A controlled frame is necessary for keeping a waiting worker. |
| return with_iframe(scope); |
| }) |
| .then(function(f) { |
| frame = f; |
| return navigator.serviceWorker.register(script2, {scope: scope}); |
| }) |
| .then(function(r) { |
| return wait_for_state(t, r.installing, 'installed'); |
| }) |
| .then(function() { |
| var channel = new MessageChannel(); |
| var saw_message = new Promise(function(resolve) { |
| channel.port1.onmessage = function(event) { |
| resolve(event.data); |
| }; |
| }); |
| registration.active.postMessage({port: channel.port2}, |
| [channel.port2]); |
| return saw_message; |
| }) |
| .then(function(result) { |
| assert_equals(result, 'OK'); |
| frame.remove(); |
| return service_worker_unregister_and_done(t, scope); |
| }); |
| }, 'Post messages among service workers'); |
| |
| </script> |
