summaryrefslogtreecommitdiff
path: root/test/simple/test-child-process-stdout-flush.js
blob: 096a583081afd8f2d672d1d9089937bff2993779 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
// 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');
var path = require('path');
var spawn = require('child_process').spawn;
var sub = path.join(common.fixturesDir, 'print-chars.js');

var n = 500000;

var child = spawn(process.argv[0], [sub, n]);

var count = 0;

child.stderr.setEncoding('utf8');
child.stderr.addListener('data', function(data) {
  console.log('parent stderr: ' + data);
  assert.ok(false);
});

child.stderr.setEncoding('utf8');
child.stdout.addListener('data', function(data) {
  count += data.length;
  console.log(count);
});

child.addListener('exit', function(data) {
  assert.equal(n, count);
  console.log('okay');
});