test fixes...

test/fixtures/keepalive_server.js

@@ -0,0 +1,16 @@
+// fake es server for the keepalive test script
+
+// Node 0.9.25 uses timeouts for outgoing messages
+// which prevent sinon from being able to ensure
+// timeouts aren't being left behind
+
+var express = require('express');
+var app = express().post('/_search', function (req, res) {
+  res.json(200, { hits: { hits: [] } });
+});
+
+var server = require('http').createServer(app);
+server.listen(function () {
+  var port = server.address().port;
+  process.connected ? process.send(port) : console.log(port);
+});