| This is a testharness.js-based test. | |
| PASS postMessage | |
| PASS start | |
| PASS close | |
| FAIL onmessage assert_equals: {handleEvent:() => {}} expected null but got object "[object Object]" | |
| PASS addEventListener | |
| PASS removeEventListener | |
| PASS despatchEvent | |
| Harness: the test ran to completion. | |