test_threadErrors.html (1570B)
1 <!-- 2 Any copyright is dedicated to the Public Domain. 3 http://creativecommons.org/publicdomain/zero/1.0/ 4 --> 5 <!DOCTYPE HTML> 6 <html> 7 <!-- 8 Tests of DOM Worker Threads (Bug 437152) 9 --> 10 <head> 11 <title>Test for DOM Worker Threads (Bug 437152)</title> 12 <script src="/tests/SimpleTest/SimpleTest.js"></script> 13 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> 14 </head> 15 <body> 16 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=437152">DOM Worker Threads Bug 437152</a> 17 <p id="display"></p> 18 <div id="content" style="display: none"> 19 20 </div> 21 <pre id="test"> 22 <script class="testbody" type="text/javascript"> 23 24 const expectedErrorCount = 4; 25 26 function messageListener(event) { 27 ok(false, "Unexpected message: " + event.data); 28 SimpleTest.finish(); 29 }; 30 31 var actualErrorCount = 0; 32 var failedWorkers = []; 33 34 function errorListener(event) { 35 event.preventDefault(); 36 37 if (failedWorkers.includes(event.target)) { 38 ok(false, "Seen an extra error from this worker"); 39 SimpleTest.finish(); 40 return; 41 } 42 43 failedWorkers.push(event.target); 44 actualErrorCount++; 45 46 if (actualErrorCount == expectedErrorCount) { 47 ok(true, "all errors correctly detected"); 48 SimpleTest.finish(); 49 } 50 }; 51 52 for (var i = 1; i <= expectedErrorCount; i++) { 53 var worker = new Worker("threadErrors_worker" + i + ".js"); 54 worker.onmessage = messageListener; 55 worker.onerror = errorListener; 56 worker.postMessage("Hi"); 57 } 58 59 SimpleTest.waitForExplicitFinish(); 60 61 </script> 62 </pre> 63 </body> 64 </html>