| <!DOCTYPE html> |
| <html> |
| <body> |
| <script src="../../resources/js-test.js"></script> |
| <script> |
| |
| description('This tests repeated queueing of event loop tasks. Event loop should eventually yield to the run loop.'); |
| |
| if (!window.internals) |
| testFailed('This test relies on window.internals'); |
| else { |
| jsTestIsAsync = true; |
| logs = []; |
| } |
| |
| function slowFunction(duration) |
| { |
| const startTime = performance.now(); |
| while (performance.now() < startTime + duration); |
| } |
| |
| let executedTaskCount = 0; |
| function scheduleSlowTask() |
| { |
| internals.queueTask("DOMManipulation", () => { |
| slowFunction(10); |
| ++executedTaskCount; |
| }); |
| } |
| |
| function runTest() |
| { |
| setTimeout(() => { |
| shouldBeTrue('executedTaskCount < 100'); |
| finishJSTest(); |
| }, 100); |
| for (let i = 0; i < 100; ++i) |
| scheduleSlowTask(); |
| } |
| |
| onload = runTest; |
| |
| </script> |
| </body> |
| </html> |
