| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <script src="../../resources/js-test.js"></script> | |
| </head> | |
| <body> | |
| <script> | |
| description("Checks that window.postMessage clones SharedArrayBuffers"); | |
| jsTestIsAsync = true; | |
| var sab = new SharedArrayBuffer(4); | |
| var memory = new Int32Array(sab); | |
| var otherMemory; | |
| window.addEventListener("message", function (event) { | |
| otherMemory = event.data; | |
| memory[0] = 42; | |
| shouldBe("memory[0]", "42"); | |
| shouldBe("otherMemory[0]", "0"); | |
| otherMemory[0] = 43; | |
| shouldBe("memory[0]", "42"); | |
| shouldBe("otherMemory[0]", "43"); | |
| finishJSTest(); | |
| }); | |
| window.postMessage(memory, "*"); | |
| </script> | |
| </body> | |
| </html> |