| This test checks the various use cases around sending multiple ports through MessagePort.postMessage |
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| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". |
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| PASS channel.port1.postMessage("same port", [channel.port1]) threw exception Error: INVALID_STATE_ERR: DOM Exception 11. |
| PASS channel.port1.postMessage("entangled port", [channel.port2]) threw exception Error: INVALID_STATE_ERR: DOM Exception 11. |
| PASS channel.port1.postMessage("null port", [channel3.port1, null, channel3.port2]) threw exception Error: INVALID_STATE_ERR: DOM Exception 11. |
| PASS channel.port1.postMessage("notAPort", [channel3.port1, {}, channel3.port2]) threw exception TypeError: Type error. |
| PASS channel.port1.postMessage("notAnArray", channel3.port1) threw exception TypeError: Type error. |
| PASS channel.port1.postMessage("notASequence", [{length: 3}]) threw exception TypeError: Type error. |
| PASS event.ports is null when no port sent |
| PASS event.ports is null when empty array sent |
| PASS event.ports contains two ports when two ports sent |
| PASS event.ports contains two ports when two ports re-sent after error |
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| TEST COMPLETE |
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