| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="../../../resources/js-test-pre.js"></script> |
| </head> |
| <body> |
| <script> |
| description("This test checks if DataCloneError exception is thrown when postMessage's second parameter is the source port or the target port."); |
| var dataCloneErrorWasThrown = false; |
| var channel = new MessageChannel(); |
| channel.port1.start(); |
| try { |
| channel.port1.postMessage("ports", [channel.port1]); |
| } catch(ex) { |
| if (ex.name == "DataCloneError") |
| dataCloneErrorWasThrown = true; |
| } |
| shouldBeTrue("dataCloneErrorWasThrown") |
| </script> |
| <script src="../../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
