mirror of https://gitee.com/openkylin/nodejs.git
33 lines
1.1 KiB
JavaScript
33 lines
1.1 KiB
JavaScript
'use strict';
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const common = require('../common');
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const assert = require('assert');
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// This test ensures that Workers have the ability to get
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// their own command line flags.
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const { Worker } = require('worker_threads');
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const { StringDecoder } = require('string_decoder');
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const decoder = new StringDecoder('utf8');
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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, { execArgv: ['--trace-warnings'] });
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w.stderr.on('data', common.mustCall((chunk) => {
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const error = decoder.write(chunk);
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assert.ok(
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/Warning: some warning[\s\S]*at Object\.<anonymous>/.test(error)
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);
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}));
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new Worker(
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"require('worker_threads').parentPort.postMessage(process.execArgv)",
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{ eval: true, execArgv: ['--trace-warnings'] })
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.on('message', common.mustCall((data) => {
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assert.deepStrictEqual(data, ['--trace-warnings']);
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}));
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} else {
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process.emitWarning('some warning');
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assert.deepStrictEqual(process.execArgv, ['--trace-warnings']);
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}
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