{
  "tests": [
    {
      "test": "MessageChannel creation",
      "passed": true,
      "result": true
    },
    {
      "test": "port1/port2 exist",
      "passed": true,
      "result": true
    },
    {
      "test": "postMessage → onmessage",
      "passed": true,
      "result": true
    },
    {
      "test": "structured clone of data",
      "passed": true,
      "result": true
    }
  ],
  "passed": true,
  "category": "messagechannel",
  "executionTime": 3
}