test-child-process-spawnsync-timeout.js

// Copyright Joyent, Inc. and other Node contributors.
//
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// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
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// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// USE OR OTHER DEALINGS IN THE SOFTWARE.

'use strict';
const common = require('../common');
const assert = require('assert');

const spawnSync = require('child_process').spawnSync;
const { debuglog, getSystemErrorName } = require('util');
const debug = debuglog('test');

const TIMER = 200;
let SLEEP = common.platformTimeout(5000);

if (common.isWindows) {
  // Some of the windows machines in the CI need more time to launch
  // and receive output from child processes.
  // https://github.com/nodejs/build/issues/3014
  SLEEP = common.platformTimeout(15000);
}

switch (process.argv[2]) {
  case 'child':
    setTimeout(() => {
      debug('child fired');
      process.exit(1);
    }, SLEEP);
    break;
  default: {
    const start = Date.now();
    const ret = spawnSync(process.execPath, [__filename, 'child'],
                          { timeout: TIMER });
    assert.strictEqual(ret.error.code, 'ETIMEDOUT');
    assert.strictEqual(getSystemErrorName(ret.error.errno), 'ETIMEDOUT');
    const end = Date.now() - start;
    assert(end < SLEEP);
    assert(ret.status > 128 || ret.signal);
    break;
  }
}