// Copyright Joyent, Inc. and other Node contributors.
//
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// following conditions:
//
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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var common = require('../common');
var assert = require('assert');
var cluster = require('cluster');
var dgram = require('dgram');

// TODO XXX FIXME when windows supports clustered dgram ports re-enable this
// test
if (process.platform == 'win32')
  process.exit(0);

function noop() {}

if (cluster.isMaster) {
  var worker1 = cluster.fork();

  worker1.on('message', function(msg) {
    assert.equal(msg, 'success');
    var worker2 = cluster.fork();

    worker2.on('message', function(msg) {
      assert.equal(msg, 'socket2:EADDRINUSE');
      worker1.kill();
      worker2.kill();
    });
  });
} else {
  var socket1 = dgram.createSocket('udp4', noop);
  var socket2 = dgram.createSocket('udp4', noop);

  socket1.on('error', function(err) {
    // no errors expected
    process.send('socket1:' + err.code);
  });

  socket2.on('error', function(err) {
    // an error is expected on the second worker
    process.send('socket2:' + err.code);
  });

  socket1.bind({
    address: 'localhost',
    port: common.PORT,
    exclusive: false
  }, function() {
    socket2.bind({port: common.PORT + 1, exclusive: true}, function() {
      // the first worker should succeed
      process.send('success');
    });
  });
}