| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <script src="../../resources/js-test-pre.js"></script> |
| </head> |
| <body> |
| <script> |
| |
| description("Test sending shared WebAssembly.Memory via postMessage to a worker."); |
| |
| if (typeof WebAssembly !== 'undefined') { |
| jsTestIsAsync = true; |
| memory = new WebAssembly.Memory({ initial: 1, maximum: 2, shared: true }); |
| buffer = memory.buffer; |
| view = new Uint8Array(buffer); |
| view[0] = 42; |
| shouldBe(`view[0]`, `42`); |
| worker = new Worker("./resources/webassembly-memory-shared-worker.js"); |
| worker.onmessage = function(msg) { |
| message = msg; |
| shouldBe(`message.data`, `"DONE"`); |
| shouldBe(`view[0]`, `43`); |
| shouldBe(`view[1]`, `42`); |
| shouldBe(`view[2]`, `44`); |
| shouldBe(`buffer.byteLength`, `65536`); |
| shouldBe(`memory.buffer.byteLength`, `131072`); |
| finishJSTest(); |
| }; |
| worker.postMessage(memory); |
| } |
| </script> |
| <script src="../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
