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Merge d0571a9 as of 2017-06-08. This is an automatically created merge. For any problems please contact @kunalspathak.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,41 +1,42 @@ | ||
| 'use strict'; | ||
| const common = require('../common.js'); | ||
| const { exec, execSync } = require('child_process'); | ||
| const isWindows = process.platform === 'win32'; | ||
|
|
||
| var messagesLength = [64, 256, 1024, 4096]; | ||
| // Windows does not support that long arguments | ||
| if (process.platform !== 'win32') | ||
| messagesLength.push(32768); | ||
| const bench = common.createBenchmark(main, { | ||
| // Windows does not support command lines longer than 8191 characters | ||
| if (!isWindows) messagesLength.push(32768); | ||
|
|
||
| const bench = common.createBenchmark(childProcessExecStdout, { | ||
| len: messagesLength, | ||
| dur: [5] | ||
| }); | ||
|
|
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| const child_process = require('child_process'); | ||
| const exec = child_process.exec; | ||
| function main(conf) { | ||
| function childProcessExecStdout(conf) { | ||
| bench.start(); | ||
|
|
||
| const dur = +conf.dur; | ||
| const maxDuration = conf.dur * 1000; | ||
| const len = +conf.len; | ||
|
|
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| const msg = `"${'.'.repeat(len)}"`; | ||
| // eslint-disable-next-line no-unescaped-regexp-dot | ||
| msg.match(/./); | ||
| const options = {'stdio': ['ignore', 'pipe', 'ignore']}; | ||
| const child = exec(`yes ${msg}`, options); | ||
| const cmd = `yes "${'.'.repeat(len)}"`; | ||
| const child = exec(cmd, { 'stdio': ['ignore', 'pipe', 'ignore'] }); | ||
|
|
||
| var bytes = 0; | ||
| child.stdout.on('data', function(msg) { | ||
| child.stdout.on('data', (msg) => { | ||
| bytes += msg.length; | ||
| }); | ||
|
|
||
| setTimeout(function() { | ||
| setTimeout(() => { | ||
| bench.end(bytes); | ||
| if (process.platform === 'win32') { | ||
| // Sometimes there's a yes.exe process left hanging around on Windows... | ||
| child_process.execSync(`taskkill /f /t /pid ${child.pid}`); | ||
| if (isWindows) { | ||
| // Sometimes there's a yes.exe process left hanging around on Windows. | ||
| try { | ||
| execSync(`taskkill /f /t /pid ${child.pid}`); | ||
| } catch (_) { | ||
| // this is a best effort kill. stderr is piped to parent for tracing. | ||
| } | ||
| } else { | ||
| child.kill(); | ||
| } | ||
| }, dur * 1000); | ||
| }, maxDuration); | ||
| } |
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