| 'use strict'; |
| |
| const common = require('../common'); |
| const assert = require('assert'); |
| const { MessageChannel } = require('worker_threads'); |
| |
| const { port1, port2 } = new MessageChannel(); |
| |
| const arrayBuf = new ArrayBuffer(10); |
| |
| common.expectWarning('Warning', |
| 'The target port was posted to itself, and the ' + |
| 'communication channel was lost'); |
| port2.onmessage = common.mustNotCall(); |
| port2.postMessage(null, [port1, arrayBuf]); |
| |
| // arrayBuf must be transferred, despite the fact that port2 never received the |
| // message. |
| assert.strictEqual(arrayBuf.byteLength, 0); |
| |
| setTimeout(common.mustNotCall('The communication channel is still open'), |
| common.platformTimeout(1000)).unref(); |
