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'use strict';
// Regression test for GH-784
// https://github.com/joyent/node/issues/784
//
// 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 and instead of ECONNREFUSED.
const common = require('../common');
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('PING', body);
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);
switch (responses.length) {
case 2:
assert.ok(/ECONNREFUSED/.test(responses[0]));
assert.ok(/ECONNREFUSED/.test(responses[1]));
serverOn();
break;
case 4:
assert.ok(/success/.test(responses[2]));
assert.ok(/success/.test(responses[3]));
serverOff();
break;
case 6:
assert.ok(/ECONNREFUSED/.test(responses[4]));
assert.ok(/ECONNREFUSED/.test(responses[5]));
serverOn();
break;
case 8:
assert.ok(/success/.test(responses[6]));
assert.ok(/success/.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('PONG', body);
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(8, responses.length);
});
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