| <!DOCTYPE html> |
| <title>Test Worker constructor functionality.</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| |
| test(() => { |
| assert_throws_js(Error, |
| function() { |
| new Worker({toString:function(){throw new Error()}})}, |
| 'toString exception should be propagated'); |
| }, 'Test toString propagation exception.'); |
| |
| test(() => { |
| try { |
| var foo = {toString:function(){new Worker(foo)}}; |
| new Worker(foo); |
| } catch(ex) { |
| assert_true(true, 'trying to create workers recursively should result in an: ' + |
| ex + 'exception.') |
| } |
| }, 'Test recursive Worker creation.'); |
| |
| test(() => { |
| assert_throws_js(TypeError, |
| function() { new Worker(); }, |
| 'invoking Worker constructor without arguments should result ' + |
| 'in an exception.') |
| }, 'Test worker creation with no arguments'); |
| |
| async_test(t => { |
| var worker = new Worker(''); |
| worker.onerror = function(e) { |
| e.preventDefault(); |
| t.done(); |
| } |
| }, 'Test Worker creation with empty script URL.'); |
| |
| test(() => { |
| assert_throws_dom("SyntaxError", |
| function() { var worker = new Worker('http://invalid:123$'); }, |
| 'Invoking Worker constructor with invalid script URL should ' + |
| 'result in an exception.'); |
| }, 'Test invalid script URL.'); |
| |
| async_test(t => { |
| var worker = new Worker('does-not-exist.js'); |
| worker.onerror = function(e) { |
| t.done(); |
| } |
| }, 'Test not existent script URL.'); |
| |
| test(() => { |
| var worker = new Worker('../../support/Worker-common.js'); |
| assert_true('postMessage' in worker, |
| 'worker.postMessage did not exist.'); |
| assert_true('addEventListener' in worker, |
| 'worker.addEventListener did not exist.'); |
| }, 'Test the Worker object defines postMessage() and addEventListener().'); |
| </script> |
