File: test-stdout-cannot-be-closed-child-process-pipe.js

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// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// 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,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.

var common = require('../common');
var assert = require('assert');

if (process.argv[2] === 'child')
  process.stdout.end('foo');
else
  parent();

function parent() {
  var spawn = require('child_process').spawn;
  var child = spawn(process.execPath, [__filename, 'child']);
  var out = '';
  var err = '';

  child.stdout.setEncoding('utf8');
  child.stderr.setEncoding('utf8');

  child.stdout.on('data', function(c) {
    out += c;
  });
  child.stderr.on('data', function(c) {
    err += c;
  });

  child.on('close', function(code, signal) {
    assert(code);
    assert.equal(out, 'foo');
    assert(/process\.stdout cannot be closed/.test(err));
    console.log('ok');
  });
}