| <html> |
| <head></head> |
| <body> |
| <div id="description"></div> |
| <div id="console"></div> |
| <script> |
| if (window.testRunner) { |
| testRunner.dumpAsText(); |
| testRunner.waitUntilDone(); |
| } |
| |
| var console = document.getElementById("console"); |
| |
| function onmessage(evt) { |
| if (evt.ports) |
| console.innerHTML += "Received message '" + evt.data + "' with " + evt.ports.length + " ports.<br>"; |
| else |
| console.innerHTML += "Received message '" + evt.data + "'<br>"; |
| |
| if (evt.data == 'done' && window.testRunner) |
| testRunner.notifyDone(); |
| } |
| |
| window.addEventListener('message', onmessage, false); |
| |
| function tryPostMessageFunction(postMessageFunction, first, second, third, shouldFail) { |
| try { |
| if (!third) |
| postMessageFunction(first, second); |
| else |
| postMessageFunction(first, second, third); |
| console.innerHTML += (shouldFail ? "FAIL" : "PASS") + ": Posting message ('" + first + "', " + third + ") did not throw an exception<br>"; |
| } catch (e) { |
| console.innerHTML += (shouldFail ? "PASS" : "FAIL") + ": Posting message ('" + first + "', " + third + "): threw exception " + e + "<br>"; |
| } |
| } |
| |
| function tryPostMessage(first, second, third, shouldFail) { |
| tryPostMessageFunction(window.postMessage, first, second, third, shouldFail); |
| } |
| |
| document.getElementById("description").innerHTML = "Test that the second argument of window.postMessage is ignored or triggers an error if it is not a message port. You should see PASS message '1' through '7', followed by 'done', with messages 4-7 received below.<br><br>"; |
| |
| tryPostMessage('1', '*', 1, true); |
| tryPostMessage('2', '*', 'c', true); |
| tryPostMessage('3', '*', { x: 1 }, true); |
| tryPostMessage('4', '*', window); // Passes because window has a "length" attribute of value '0', so it looks like an array |
| tryPostMessage('4a', window, '*'); // Legacy argument order. |
| tryPostMessage('5', '*', null); |
| tryPostMessage('6', '*', void 0); |
| var channel1 = new MessageChannel; |
| tryPostMessageFunction(window.postMessage, '7', '*', [channel1.port1, channel1.port2]); |
| var channel1a = new MessageChannel; |
| tryPostMessageFunction(window.postMessage, '7a', [channel1a.port1, channel1a.port2], '*'); |
| var channel2 = new MessageChannel; |
| tryPostMessageFunction(window.postMessage, '7', '*', [channel2.port1, channel2.port2]); |
| var channel3 = new MessageChannel; |
| tryPostMessage(2147483648, '*', null); |
| tryPostMessageFunction(window.postMessage, channel3.port1, '*', [channel3.port1, channel3.port2]); |
| var channel4 = new MessageChannel; |
| tryPostMessageFunction(window.postMessage, channel4.port1, '*', [channel4.port1, channel4.port2]); |
| var channel5 = new MessageChannel; |
| tryPostMessageFunction(window.postMessage, [channel5.port1, channel5.port2], '*', [channel5.port1, channel5.port2]); |
| |
| var arrayBuffer = new ArrayBuffer(30); |
| var int8View = new Int8Array(arrayBuffer, 2, 10); |
| tryPostMessageFunction(window.postMessage, arrayBuffer, '*', [arrayBuffer]); |
| if (!(arrayBuffer.byteLength === 0)) { |
| console.innerHTML += "FAIL: arrayBuffer not neutered; byteLength = " + arrayBuffer.byteLength + "<br>"; |
| } |
| else { |
| console.innerHTML += "PASS: arrayBuffer neutered<br>"; |
| } |
| |
| if (!(int8View.length == 0)) { |
| console.innerHTML += "FAIL: view was not neutered; length = " + int8View.length + "<br>"; |
| } |
| else { |
| console.innerHTML += "PASS: view neutered<br>" |
| } |
| |
| |
| tryPostMessageFunction(window.postMessage, 'done', '*'); |
| </script> |
| </body> |
| </html> |
