77 lines
1.7 KiB
JavaScript
77 lines
1.7 KiB
JavaScript
'use strict';
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const common = require('../common.js');
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const { spawn } = require('child_process');
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const path = require('path');
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let Worker; // Lazy loaded in main
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const bench = common.createBenchmark(main, {
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dur: [1],
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script: ['benchmark/fixtures/require-cachable', 'test/fixtures/semicolon'],
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mode: ['process', 'worker']
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}, {
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flags: ['--expose-internals']
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});
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function spawnProcess(script) {
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const cmd = process.execPath || process.argv[0];
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const argv = ['--expose-internals', script];
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return spawn(cmd, argv);
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}
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function spawnWorker(script) {
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return new Worker(script, { stderr: true, stdout: true });
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}
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function start(state, script, bench, getNode) {
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const node = getNode(script);
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let stdout = '';
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let stderr = '';
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node.stdout.on('data', (data) => {
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stdout += data;
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});
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node.stderr.on('data', (data) => {
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stderr += data;
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});
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node.on('exit', (code) => {
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if (code !== 0) {
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console.error('------ stdout ------');
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console.error(stdout);
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console.error('------ stderr ------');
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console.error(stderr);
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throw new Error(`Error during node startup, exit code ${code}`);
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}
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state.throughput++;
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if (state.go) {
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start(state, script, bench, getNode);
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} else {
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bench.end(state.throughput);
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}
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});
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}
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function main({ dur, script, mode }) {
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const state = {
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go: true,
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throughput: 0
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};
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setTimeout(() => {
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state.go = false;
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}, dur * 1000);
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script = path.resolve(__dirname, '../../', `${script}.js`);
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if (mode === 'worker') {
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Worker = require('worker_threads').Worker;
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bench.start();
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start(state, script, bench, spawnWorker);
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} else {
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bench.start();
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start(state, script, bench, spawnProcess);
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}
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}
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