csrc/node-v0.10.24/test/pummel/test-regress-GH-892.js

// Copyright Joyent, Inc. and other Node contributors.
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// Uploading a big file via HTTPS causes node to drop out of the event loop.
// https://github.com/joyent/node/issues/892
// In this test we set up an HTTPS in this process and launch a subprocess
// to POST a 32mb file to us. A bug in the pause/resume functionality of the
// TLS server causes the child process to exit cleanly before having sent
// the entire buffer.
var common = require('../common');
var assert = require('assert');
var spawn = require('child_process').spawn;
var https = require('https');
var fs = require('fs');

var PORT = 8000;


var bytesExpected = 1024 * 1024 * 32;
var gotResponse = false;

var started = false;

var childScript = require('path').join(common.fixturesDir, 'GH-892-request.js');

function makeRequest() {
  if (started) return;
  started = true;

  var stderrBuffer = '';

  // Pass along --trace-deprecation/--throw-deprecation in
  // process.execArgv to track down nextTick recursion errors
  // more easily.  Also, this is handy when using this test to
  // view V8 opt/deopt behavior.
  var args = process.execArgv.concat([ childScript,
                                       common.PORT,
                                       bytesExpected ]);

  var child = spawn(process.execPath, args);

  child.on('exit', function(code) {
    assert.ok(/DONE/.test(stderrBuffer));
    assert.equal(0, code);
  });

  // The following two lines forward the stdio from the child
  // to parent process for debugging.
  child.stderr.pipe(process.stderr);
  child.stdout.pipe(process.stdout);


  // Buffer the stderr so that we can check that it got 'DONE'
  child.stderr.setEncoding('ascii');
  child.stderr.on('data', function(d) {
    stderrBuffer += d;
  });
}


var serverOptions = {
  key: fs.readFileSync(common.fixturesDir + '/keys/agent1-key.pem'),
  cert: fs.readFileSync(common.fixturesDir + '/keys/agent1-cert.pem')
};

var uploadCount = 0;

var server = https.Server(serverOptions, function(req, res) {
  // Close the server immediately. This test is only doing a single upload.
  // We need to make sure the server isn't keeping the event loop alive
  // while the upload is in progress.
  server.close();

  req.on('data', function(d) {
    process.stderr.write('.');
    uploadCount += d.length;
  });

  req.on('end', function() {
    assert.equal(bytesExpected, uploadCount);
    res.writeHead(200, {'content-type': 'text/plain'});
    res.end('successful upload\n');
  });
});

server.listen(common.PORT, function() {
  console.log('expecting %d bytes', bytesExpected);
  makeRequest();
});

process.on('exit', function() {
  console.error('got %d bytes', uploadCount);
  assert.equal(uploadCount, bytesExpected);
});