%PDF- <> %âãÏÓ endobj 2 0 obj <> endobj 3 0 obj <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/Annots[ 28 0 R 29 0 R] /MediaBox[ 0 0 595.5 842.25] /Contents 4 0 R/Group<>/Tabs/S>> endobj ºaâÚÎΞ-ÌE1ÍØÄ÷{òò2ÿ ÛÖ^ÔÀá TÎ{¦?§®¥kuµùÕ5sLOšuY>endobj 2 0 obj<>endobj 2 0 obj<>endobj 2 0 obj<>endobj 2 0 obj<> endobj 2 0 obj<>endobj 2 0 obj<>es 3 0 R>> endobj 2 0 obj<> ox[ 0.000000 0.000000 609.600000 935.600000]/Fi endobj 3 0 obj<> endobj 7 1 obj<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Subtype/Form>> stream
'use strict'; const common = require('../common'); const assert = require('assert'); const { MessageChannel, moveMessagePortToContext } = require('worker_threads'); // Make sure that .start() and .stop() do not throw on closing/closed // MessagePorts. // Refs: https://github.com/nodejs/node/issues/26463 function dummy() {} { const { port1, port2 } = new MessageChannel(); port1.close(common.mustCall(() => { port1.on('message', dummy); port1.off('message', dummy); port2.on('message', dummy); port2.off('message', dummy); })); port1.on('message', dummy); port1.off('message', dummy); port2.on('message', dummy); port2.off('message', dummy); } { const { port1 } = new MessageChannel(); port1.on('message', dummy); port1.close(common.mustCall(() => { port1.off('message', dummy); })); } { const { port2 } = new MessageChannel(); port2.close(); assert.throws(() => moveMessagePortToContext(port2, {}), { code: 'ERR_CLOSED_MESSAGE_PORT', message: 'Cannot send data on closed MessagePort' }); } // Refs: https://github.com/nodejs/node/issues/42296 { const ch = new MessageChannel(); ch.port1.onmessage = common.mustNotCall(); ch.port2.close(); ch.port2.postMessage('fhqwhgads'); }