| <html> |
| <head> |
| <script src="/js-test-resources/js-test.js"></script> |
| <script> |
| function write(s) |
| { |
| document.getElementById('pre').appendChild(document.createTextNode(s)); |
| } |
| |
| var didCollect = false; |
| window.onmessage = function () |
| { |
| didCollect = true; |
| gc(); |
| } |
| |
| function processStateChange(e) |
| { |
| if (didCollect) |
| write("PASS: event handler fired after garbage collection.\n"); |
| if (e.target.readyState == 4) { |
| if (window.testRunner) |
| testRunner.notifyDone(); |
| } |
| } |
| |
| function test() |
| { |
| if (window.testRunner) { |
| testRunner.dumpAsText(); |
| testRunner.waitUntilDone(); |
| } |
| |
| var request = new XMLHttpRequest(); |
| request.onreadystatechange = processStateChange; |
| request.open("GET", "print-content-type.cgi", true); |
| request.send(null); |
| |
| // Indirectly GC so as to ensure that 'request' isn't stack reachable. |
| window.postMessage('gc!', '*'); |
| } |
| </script> |
| </head> |
| |
| <body onload="test();"> |
| <p>This test checks whether event handlers for outstanding XMLHttpRequests survive garbage collection.</p> |
| <p>See https://bugs.webkit.org/show_bug.cgi?id=9113 REGRESSION (14581): |
| XMLHttpRequest never calls onreadystatechange with a readystate == 4</p> |
| <p>If the test passes, you'll see a series of 'PASS' messages below.</p> |
| <hr> |
| |
| <pre id='pre'></pre> |
| |
| </body> |
| </html> |
