| // 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 assert = require('assert'); |
| var common = require('../common'); |
| var fork = require('child_process').fork; |
| var net = require('net'); |
| |
| // child |
| if (process.argv[2] === 'child') { |
| |
| var server = net.createServer(); |
| |
| server.on('connection', function(socket) { |
| |
| socket.resume(); |
| |
| process.on('disconnect', function() { |
| socket.end((process.connected).toString()); |
| }); |
| |
| // when the socket is closed, we will close the server |
| // allowing the process to self terminate |
| socket.on('end', function() { |
| server.close(); |
| }); |
| |
| socket.write('ready'); |
| }); |
| |
| // when the server is ready tell parent |
| server.on('listening', function() { |
| process.send('ready'); |
| }); |
| |
| server.listen(common.PORT); |
| |
| } else { |
| // testcase |
| var child = fork(process.argv[1], ['child']); |
| |
| var childFlag = false; |
| var childSelfTerminate = false; |
| var parentEmit = false; |
| var parentFlag = false; |
| |
| // when calling .disconnect the event should emit |
| // and the disconnected flag should be true. |
| child.on('disconnect', function() { |
| parentEmit = true; |
| parentFlag = child.connected; |
| }); |
| |
| // the process should also self terminate without using signals |
| child.on('exit', function() { |
| childSelfTerminate = true; |
| }); |
| |
| // when child is listning |
| child.on('message', function(msg) { |
| if (msg === 'ready') { |
| |
| // connect to child using TCP to know if disconnect was emitted |
| var socket = net.connect(common.PORT); |
| |
| socket.on('data', function(data) { |
| data = data.toString(); |
| |
| // ready to be disconnected |
| if (data === 'ready') { |
| child.disconnect(); |
| assert.throws(child.disconnect.bind(child), Error); |
| return; |
| } |
| |
| // disconnect is emitted |
| childFlag = (data === 'true'); |
| }); |
| |
| } |
| }); |
| |
| process.on('exit', function() { |
| assert.equal(childFlag, false); |
| assert.equal(parentFlag, false); |
| |
| assert.ok(childSelfTerminate); |
| assert.ok(parentEmit); |
| }); |
| } |