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77 lines
1.6 KiB
77 lines
1.6 KiB
'use strict';
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var common = require('../common');
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var assert = require('assert');
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var cluster = require('cluster');
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if (cluster.isWorker) {
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// keep the worker alive
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var http = require('http');
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http.Server().listen(common.PORT, '127.0.0.1');
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} else if (process.argv[2] === 'cluster') {
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var worker = cluster.fork();
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// send PID info to testcase process
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process.send({
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pid: worker.process.pid
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});
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// terminate the cluster process
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worker.once('listening', function() {
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setTimeout(function() {
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process.exit(0);
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}, 1000);
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});
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} else {
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// This is the testcase
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var fork = require('child_process').fork;
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// is process alive helper
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var isAlive = function(pid) {
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try {
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//this will throw an error if the process is dead
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process.kill(pid, 0);
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return true;
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} catch (e) {
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return false;
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}
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};
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// Spawn a cluster process
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var master = fork(process.argv[1], ['cluster']);
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// get pid info
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var pid = null;
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master.once('message', function(data) {
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pid = data.pid;
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});
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// When master is dead
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var alive = true;
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master.on('exit', function(code) {
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// make sure that the master died on purpose
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assert.equal(code, 0);
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// check worker process status
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var pollWorker = function() {
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alive = isAlive(pid);
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if (alive) {
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setTimeout(pollWorker, 50);
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}
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};
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// Loop indefinitely until worker exit.
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pollWorker();
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});
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process.once('exit', function() {
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assert.equal(typeof pid, 'number', 'did not get worker pid info');
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assert.equal(alive, false, 'worker was alive after master died');
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});
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}
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