Harness status: OK Found 13 tests 13 Pass Pass Should throw if no name is provided Pass Null name should not throw Pass Undefined name should not throw Pass Non-empty name should not throw Pass Non-string name should not throw Pass postMessage without parameters should throw Pass postMessage with null should not throw Pass close should not throw Pass close should not throw when called multiple times Pass postMessage after close should throw Pass BroadcastChannel should have an onmessage event Pass postMessage should throw with uncloneable data Pass postMessage should throw InvalidStateError after close, even with uncloneable data