| <!DOCTYPE html> |
| <script> |
| const map = new Map([['Window', [new WeakRef(globalThis)]]]); |
| function storeObject(key, o) { |
| let weak = new WeakRef(o); |
| let entriesForKey = map.get(key) ?? []; |
| entriesForKey.push(weak); |
| map.set(key, entriesForKey); |
| } |
| function getObject(key) { |
| let entriesForKey = map.get(key); |
| let nextEntry = entriesForKey.shift(); |
| let theObject = nextEntry.deref(); |
| entriesForKey.push(nextEntry); |
| return theObject; |
| } |
| |
| (async () => { |
| testRunner?.dumpAsText(); |
| testRunner?.waitUntilDone(); |
| storeObject('Document', Document.parseHTMLUnsafe( trustedTypes.emptyHTML)); |
| storeObject('HTMLCanvasElement', getObject('Document').createElementNS('http://www.w3.org/1999/xhtml', 'canvas')); |
| let offscreen = getObject('HTMLCanvasElement').transferControlToOffscreen(); |
| await (()=>{ return frames.cookieStore.delete("bar") })().catch(() => {}); |
| offscreen.getContext('bitmaprenderer'); |
| testRunner?.notifyDone(); |
| })(); |
| </script> |
| PASS if no crash. |
