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Rich Trott
b72de3d508
Check that benchmark tests are not running longer than necessary by confirming that they only produce one set of configs to report on per benchmark file. PR-URL: https://github.com/nodejs/node/pull/21046 Reviewed-By: Anatoli Papirovski <apapirovski@mac.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Anna Henningsen <anna@addaleax.net>
48 lines
1.4 KiB
JavaScript
48 lines
1.4 KiB
JavaScript
/* eslint-disable node-core/required-modules */
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'use strict';
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const assert = require('assert');
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const fork = require('child_process').fork;
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const path = require('path');
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const runjs = path.join(__dirname, '..', '..', 'benchmark', 'run.js');
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function runBenchmark(name, args, env) {
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const argv = [];
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for (let i = 0; i < args.length; i++) {
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argv.push('--set');
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argv.push(args[i]);
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}
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argv.push(name);
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const mergedEnv = Object.assign({}, process.env, env);
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const child = fork(runjs, argv, { env: mergedEnv, stdio: 'pipe' });
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child.stdout.setEncoding('utf8');
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let stdout = '';
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child.stdout.on('data', (line) => {
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stdout += line;
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});
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child.on('exit', (code, signal) => {
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assert.strictEqual(code, 0);
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assert.strictEqual(signal, null);
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// This bit makes sure that each benchmark file is being sent settings such
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// that the benchmark file runs just one set of options. This helps keep the
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// benchmark tests from taking a long time to run. Therefore, each benchmark
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// file should result in three lines of output: a blank line, a line with
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// the name of the benchmark file, and a line with the only results that we
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// get from testing the benchmark file.
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assert.ok(
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/^(?:\n.+?\n.+?\n)+$/.test(stdout),
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`benchmark file not running exactly one configuration in test: ${stdout}`
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);
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});
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}
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module.exports = runBenchmark;
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