1// Copyright Joyent, Inc. and other Node contributors.
2//
3// Permission is hereby granted, free of charge, to any person obtaining a
4// copy of this software and associated documentation files (the
5// "Software"), to deal in the Software without restriction, including
6// without limitation the rights to use, copy, modify, merge, publish,
7// distribute, sublicense, and/or sell copies of the Software, and to permit
8// persons to whom the Software is furnished to do so, subject to the
9// following conditions:
10//
11// The above copyright notice and this permission notice shall be included
12// in all copies or substantial portions of the Software.
13//
14// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
16// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
17// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
18// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
19// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
20// USE OR OTHER DEALINGS IN THE SOFTWARE.
21
22'use strict';
23const common = require('../common');
24const assert = require('assert');
25const cluster = require('cluster');
26
27const SENTINEL = 42;
28
29// Workers forcibly exit when control channel is disconnected, if
30// their .exitedAfterDisconnect flag isn't set
31//
32// test this by:
33//
34// 1 setup worker to wait a short time after disconnect, and exit
35//   with a sentinel value
36// 2 disconnect worker with cluster's disconnect, confirm sentinel
37// 3 disconnect worker with child_process's disconnect, confirm
38//   no sentinel value
39if (cluster.isWorker) {
40  process.on('disconnect', (msg) => {
41    setTimeout(() => process.exit(SENTINEL), 10);
42  });
43  return;
44}
45
46checkUnforced();
47checkForced();
48
49function checkUnforced() {
50  const worker = cluster.fork();
51  worker
52    .on('online', common.mustCall(() => worker.disconnect()))
53    .on('exit', common.mustCall((status) => {
54      assert.strictEqual(status, SENTINEL);
55    }));
56}
57
58function checkForced() {
59  const worker = cluster.fork();
60  worker
61    .on('online', common.mustCall(() => worker.process.disconnect()))
62    .on('exit', common.mustCall((status) => assert.strictEqual(status, 0)));
63}
64