mirror of https://gitee.com/openkylin/nodejs.git
27 lines
844 B
JavaScript
27 lines
844 B
JavaScript
'use strict';
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const common = require('../common');
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const assert = require('assert');
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const { Worker, parentPort } = require('worker_threads');
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// Do not use isMainThread so that this test itself can be run inside a Worker.
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if (!process.env.HAS_STARTED_WORKER) {
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process.env.HAS_STARTED_WORKER = 1;
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const w = new Worker(__filename);
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const expectation = [ 4, undefined, null ];
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const actual = [];
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w.on('message', common.mustCall((message) => {
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actual.push(message);
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if (actual.length === expectation.length) {
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assert.deepStrictEqual(expectation, actual);
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w.terminate();
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}
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}, expectation.length));
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w.postMessage(2);
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} else {
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parentPort.onmessage = common.mustCall((message) => {
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parentPort.postMessage(message.data * 2);
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parentPort.postMessage(undefined);
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parentPort.postMessage(null);
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});
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}
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