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Node pull #3036, test for Nagle's algorithm.

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test-http-upgrade-nagles.js
JavaScript
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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,
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// 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.
 
var common = require('../common');
var assert = require('assert');
var net = require('net');
var http = require('http');
 
var server = http.createServer(function(req, res) {
assert.ok(false, 'Server got a regular request');
});
server.on('upgrade', function(req, res) {
common.debug('Server got an upgrade request');
res.writeHead(101, {
'Upgrade': 'dummy',
'Connection': 'Upgrade'
});
res.switchProtocols(function(sock) {
sock.setNoDelay(true);
sock.end('foo');
common.debug('Server finished update request');
server.close();
});
});
server.listen(common.PORT, function() {
var conn = net.createConnection(common.PORT);
conn.setEncoding('utf-8');
 
conn.on('connect', function() {
conn.write('GET / HTTP/1.1\r\n' +
'Upgrade: WebSocket\r\n' +
'Connection: Upgrade\r\n' +
'\r\n');
});
 
var seenPacket = false;
conn.on('data', function(chunk) {
common.debug('Client got a packet');
 
assert.ok(!seenPacket, 'Segmented upgrade response');
seenPacket = true;
 
assert.notEqual(chunk.indexOf('foo'), -1, 'Upgrade body not in response');
});
 
conn.on('end', function() {
common.debug('Client socket ended');
assert.ok(seenPacket, 'No response received');
});
});

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