csrc/node-v0.10.24/test/simple/test-net-large-string.js

// Copyright Joyent, Inc. and other Node contributors.
//
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// "Software"), to deal in the Software without restriction, including
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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.
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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var common = require('../common');
var assert = require('assert');
var net = require('net');

var kPoolSize = 40 * 1024;
var data = '';
for (var i = 0; i < kPoolSize; ++i) {
  data += 'あ'; // 3bytes
}
var receivedSize = 0;
var encoding = 'UTF-8';

var server = net.createServer(function(socket) {
  socket.setEncoding(encoding);
  socket.on('data', function(data) {
    receivedSize += data.length;
  });
  socket.on('end', function() {
    socket.end();
  });
});

server.listen(common.PORT, function() {
  var client = net.createConnection(common.PORT);
  client.on('end', function() {
    server.close();
  });
  client.write(data, encoding);
  client.end();
});

process.on('exit', function() {
  assert.equal(receivedSize, kPoolSize);
});