| <!doctype html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>Events in stopped file readers</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| </head> |
| <body> |
| <script> |
| function with_iframe(url) { |
| return new Promise(function(resolve) { |
| var frame = document.createElement('iframe'); |
| frame.className = 'test-iframe'; |
| frame.src = url; |
| frame.onload = function() { resolve(frame); }; |
| document.body.appendChild(frame); |
| }); |
| } |
| |
| promise_test(async t => { |
| const frame = await with_iframe("/"); |
| const reader = new frame.contentWindow.FileReader(); |
| |
| reader.readAsText(new Blob(["123"], {type: "text/plain-specific"})); |
| await new Promise(resolve => setTimeout(resolve, 0)); |
| |
| frame.remove(); |
| |
| reader.onload = () => assert_unreached("load"); |
| reader.onerror = () => assert_unreached("error"); |
| try { |
| reader.readAsText(new Blob(["123"], {type: "text/plain-specific"})); |
| } catch (e) { |
| } |
| await new Promise(resolve => setTimeout(resolve, 100)); |
| }, "Make sure events are not fired for stopped readers"); |
| </script> |
| </body> |
| </html> |
