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// test that errors propagated from cluster children are properly received in their master
// creates an EADDRINUSE condition by also forking a child process to listen on a socket
var common = require('../common');
var assert = require('assert');
var cluster = require('cluster');
var fork = require('child_process').fork;
var fs = require('fs');
var net = require('net');
if (cluster.isMaster) {
var worker = cluster.fork();
var gotError = 0;
worker.on('message', function(err) {
gotError++;
console.log(err);
assert.strictEqual('EADDRINUSE', err.code);
worker.disconnect();
});
process.on('exit', function() {
console.log('master exited');
try {
fs.unlinkSync(common.PIPE);
} catch (e) {
}
assert.equal(gotError, 1);
});
} else {
var cp = fork(common.fixturesDir + '/listen-on-socket-and-exit.js', { stdio: 'inherit' });
// message from the child indicates it's ready and listening
cp.on('message', function() {
var server = net.createServer().listen(common.PIPE, function() {
console.log('parent listening, should not be!');
});
server.on('error', function(err) {
console.log('parent error, ending');
// message to child process tells it to exit
cp.send('end');
// propagate error to parent
process.send(err);
});
});
}
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