| <body> |
| <p>Test WorkerContext.close functionality. Should print a series of PASS messages, followed with DONE.</p> |
| <div id=result></div> |
| <script> |
| function log(message) |
| { |
| document.getElementById("result").innerHTML += message + "<br>"; |
| } |
| |
| if (window.layoutTestController) |
| { |
| layoutTestController.dumpAsText(); |
| layoutTestController.waitUntilDone(); |
| } |
| |
| var worker = new Worker('resources/worker-close.js'); |
| var timeout = 0; |
| |
| worker.postMessage("typeofClose"); |
| worker.onmessage = testTypeofClose; |
| |
| function testTypeofClose(evt) |
| { |
| if (evt.data == "typeof close: function") |
| log("PASS: " + evt.data); |
| else |
| log("FAIL: " + evt.data); |
| worker.onmessage = testMessageAfterClose; |
| worker.postMessage("ping"); |
| } |
| |
| function testMessageAfterClose(evt) { |
| if (evt.data == "pong") |
| log("PASS: received message before close"); |
| else |
| log("FAIL: received unknown response: " + evt.data); |
| |
| // Tell the worker to close, then send a followup message |
| // which should not be delivered. |
| worker.postMessage("close"); |
| worker.onmessage = function(evt) { |
| log("FAIL: Received message after worker closed: " + evt.data); |
| done(); |
| }; |
| // Make sure that messages don't arrive at the remote end - since they |
| // can't send back response messages, we'll have the worker throw an |
| // exception instead (errors are still propagated to the caller even after |
| // close()). |
| worker.postMessage("throw"); |
| worker.onerror = function(evt) { |
| log("FAIL: message delivered after close(): " + evt.message); |
| done(); |
| } |
| timeout = setTimeout(testPendingEvents, 1000); |
| } |
| |
| function testPendingEvents() |
| { |
| log("PASS: messages sent after close() are ignored"); |
| |
| // Now test that workers do not deliver pending events |
| worker = new Worker('resources/worker-close.js'); |
| worker.postMessage("closeWithPendingEvents"); |
| worker.onmessage = function(evt) { |
| log("FAIL: pending events should not fire:" + evt.data); |
| done(); |
| } |
| worker.onerror = function(evt) { |
| log("FAIL: pending events should not fire:" + evt.message); |
| done(); |
| } |
| timeout = setTimeout(testTerminateAfterClose, 500); |
| } |
| |
| function testTerminateAfterClose() |
| { |
| log("PASS: close() did not dispatch pending events"); |
| worker = new Worker('resources/worker-class.js'); |
| worker.postMessage("close"); |
| worker.onmessage = function(evt) { |
| log("FAIL: Received message after worker closed: " + evt.data); |
| done(); |
| }; |
| // Give worker a chance to close first, then terminate it. |
| timeout = setTimeout(function() { |
| worker.terminate(); |
| done(); |
| }, 500); |
| } |
| |
| function done() { |
| if (timeout) |
| clearTimeout(timeout); |
| log("DONE"); |
| if (window.layoutTestController) |
| layoutTestController.notifyDone(); |
| } |
| </script> |
| </body> |
| </html> |
| |
