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// 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.
'use strict';
const common = require('../common');
// The test works by making a total of 8 requests to the server. The first
// two are made with the server off - they should come back as ECONNREFUSED.
// The next two are made with server on - they should come back successful.
// The next two are made with the server off - and so on. Without the fix
// we were experiencing parse errors instead of ECONNREFUSED.
// https://github.com/nodejs/node-v0.x-archive/issues/784
const http = require('http');
const assert = require('assert');
const server = http.createServer(function(req, res) {
let body = '';
req.setEncoding('utf8');
req.on('data', function(chunk) {
body += chunk;
});
req.on('end', function() {
assert.strictEqual(body, 'PING');
res.writeHead(200);
res.end('PONG');
});
});
server.on('listening', pingping);
function serverOn() {
console.error('Server ON');
server.listen(common.PORT);
}
function serverOff() {
console.error('Server OFF');
server.close();
pingping();
}
const responses = [];
function afterPing(result) {
responses.push(result);
console.error(`afterPing. responses.length = ${responses.length}`);
const ECONNREFUSED_RE = /ECONNREFUSED/;
const successRE = /success/;
switch (responses.length) {
case 2:
assert.ok(ECONNREFUSED_RE.test(responses[0]));
assert.ok(ECONNREFUSED_RE.test(responses[1]));
serverOn();
break;
case 4:
assert.ok(successRE.test(responses[2]));
assert.ok(successRE.test(responses[3]));
serverOff();
break;
case 6:
assert.ok(ECONNREFUSED_RE.test(responses[4]));
assert.ok(ECONNREFUSED_RE.test(responses[5]));
serverOn();
break;
case 8:
assert.ok(successRE.test(responses[6]));
assert.ok(successRE.test(responses[7]));
server.close();
// We should go to process.on('exit') from here.
break;
}
}
function ping() {
console.error('making req');
const opt = {
port: common.PORT,
path: '/ping',
method: 'POST'
};
const req = http.request(opt, function(res) {
let body = '';
res.setEncoding('utf8');
res.on('data', function(chunk) {
body += chunk;
});
res.on('end', function() {
assert.strictEqual(body, 'PONG');
assert.ok(!hadError);
gotEnd = true;
afterPing('success');
});
});
req.end('PING');
let gotEnd = false;
let hadError = false;
req.on('error', function(error) {
console.log(`Error making ping req: ${error}`);
hadError = true;
assert.ok(!gotEnd);
afterPing(error.message);
});
}
function pingping() {
ping();
ping();
}
pingping();
process.on('exit', function() {
console.error("process.on('exit')");
console.error(responses);
assert.strictEqual(responses.length, 8);
});