Add a runner module.

lib/runner.js

@@ -0,0 +1,46 @@
+var suiteBuilder = require('./builder/suiteBuilder'),
+    server = require('./server'),
+    config = require('./config'),
+    userAgent = require('./userAgent');
+
+exports.createRunner = createRunner;
+function createRunner(config) {
+  var self = {};
+
+  self.buildSuite = buildSuite;
+  function buildSuite(callback) {
+    suiteBuilder.build(config, function(err) {
+      callback(err, self);
+    });
+  }
+
+  self.createServer = createServer;
+  function createServer(callback) {
+    server.createServer(config);
+    return self;
+  }
+
+  self.visit = visit;
+  function visit() {
+    var agents = config.userAgents,
+        url = 'http://127.0.0.1:' + config.port;
+
+    for (var name in agents) {
+      var agent = userAgent.createUserAgent(name, agents[name]); 
+      agent.visit(url);
+    }
+    return self;
+  }
+
+  return self;
+}
+
+exports.run = run;
+function run(config) {
+  var runner = createRunner(config);
+  runner.createServer();
+  runner.buildSuite(function(err) {
+    if (err) { throw err; }
+    runner.visit();
+  });
+}