test: add test for responses to HTTP CONNECT req

See: #6198
PR-URL: #6279
Reviewed-By: Brian White <mscdex@mscdex.net>
Reviewed-By: James M Snell <jasnell@gmail.com>

Author: slushie

test/parallel/test-http-connect-req-res.js

@@ -0,0 +1,72 @@
+'use strict';
+constcommon=require('../common');
+constassert=require('assert');
+consthttp=require('http');
+
+constserver=http.createServer(function(req,res){
+assert(false);
+});
+server.on('connect',common.mustCall(function(req,socket,firstBodyChunk){
+assert.equal(req.method,'CONNECT');
+assert.equal(req.url,'example.com:443');
+console.error('Server got CONNECT request');
+
+// It is legal for the server to send some data intended for the client
+// along with the CONNECT response
+socket.write(
+'HTTP/1.1 200 Connection established\r\n'+
+'Date: Tue, 15 Nov 1994 08:12:31 GMT\r\n'+
+'\r\n'+
+'Head'
+);
+
+vardata=firstBodyChunk.toString();
+socket.on('data',function(buf){
+data+=buf.toString();
+});
+socket.on('end',function(){
+socket.end(data);
+});
+}));
+server.listen(common.PORT,common.mustCall(function(){
+constreq=http.request({
+port: common.PORT,
+method: 'CONNECT',
+path: 'example.com:443'
+},function(res){
+assert(false);
+});
+
+req.on('close',common.mustCall(function(){}));
+
+req.on('connect',common.mustCall(function(res,socket,firstBodyChunk){
+console.error('Client got CONNECT request');
+
+// Make sure this request got removed from the pool.
+constname='localhost:'+common.PORT;
+assert(!http.globalAgent.sockets.hasOwnProperty(name));
+assert(!http.globalAgent.requests.hasOwnProperty(name));
+
+// Make sure this socket has detached.
+assert(!socket.ondata);
+assert(!socket.onend);
+assert.equal(socket.listeners('connect').length,0);
+assert.equal(socket.listeners('data').length,0);
+
+vardata=firstBodyChunk.toString();
+
+// test that the firstBodyChunk was not parsed as HTTP
+assert.equal(data,'Head');
+
+socket.on('data',function(buf){
+data+=buf.toString();
+});
+socket.on('end',function(){
+assert.equal(data,'HeadRequestEnd');
+server.close();
+});
+socket.end('End');
+}));
+
+req.end('Request');
+}));