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'use strict';
const common = require('../common');
const net = require('net');
const http = require('http');
const assert = require('assert');
const bodySent = 'This is my request';
function assertResponse(headers, body, expectClosed) {
if (expectClosed) {
assert.match(headers, /Connection: close\r\n/m);
assert.strictEqual(headers.search(/Keep-Alive: timeout=5\r\n/m), -1);
assert.match(body, /Hello World!/m);
} else {
assert.match(headers, /Connection: keep-alive\r\n/m);
assert.match(headers, /Keep-Alive: timeout=5\r\n/m);
assert.match(body, /Hello World!/m);
}
}
function writeRequest(socket) {
socket.write('POST / HTTP/1.1\r\n');
socket.write('Connection: keep-alive\r\n');
socket.write('Content-Type: text/plain\r\n');
socket.write(`Content-Length: ${bodySent.length}\r\n\r\n`);
socket.write(`${bodySent}\r\n`);
socket.write('\r\n\r\n');
}
const server = http.createServer((req, res) => {
let body = '';
req.on('data', (data) => {
body += data;
});
req.on('end', () => {
if (req.method === 'POST') {
assert.strictEqual(bodySent, body);
}
res.writeHead(200, { 'Content-Type': 'text/plain' });
res.write('Hello World!');
res.end();
});
});
server.maxRequestsPerSocket = 3;
server.listen(0, common.mustCall((res) => {
const socket = new net.Socket();
socket.on('end', common.mustCall(() => {
server.close();
}));
socket.on('ready', common.mustCall(() => {
writeRequest(socket);
writeRequest(socket);
writeRequest(socket);
writeRequest(socket);
}));
let buffer = '';
socket.on('data', (data) => {
buffer += data;
const responseParts = buffer.trim().split('\r\n\r\n');
if (responseParts.length === 8) {
assertResponse(responseParts[0], responseParts[1]);
assertResponse(responseParts[2], responseParts[3]);
assertResponse(responseParts[4], responseParts[5], true);
assert.match(responseParts[6], /HTTP\/1\.1 503 Service Unavailable/m);
assert.match(responseParts[6], /Connection: close\r\n/m);
assert.strictEqual(responseParts[6].search(/Keep-Alive: timeout=5\r\n/m), -1);
assert.strictEqual(responseParts[7].search(/Hello World!/m), -1);
socket.end();
}
});
socket.connect({ port: server.address().port });
}));
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