Add mock request/response classes for testing

test/support/mock_request.js

@@ -0,0 +1,20 @@
+'use strict';
+
+var sinon = require('sinon'),
+    spy = sinon.spy,
+    stub = sinon.stub;
+
+// A mock version of the http.ClientRequest class
+var MockRequest = module.exports = function MockRequest(opts) {
+  if (opts == null) {
+    opts = {};
+  }
+
+  this.url = "/";
+
+  this.headers = {};
+
+  for (var opt in opts) {
+    this[opt] = opts[opt];
+  }
+};

test/support/mock_response.js

@@ -0,0 +1,16 @@
+'use strict';
+
+var sinon = require('sinon'),
+    spy = sinon.spy,
+    stub = sinon.stub;
+
+// A mock version of http.ServerResponse to be used in tests
+var MockResponse = module.exports = function MockResponse() {
+  this.end = spy();
+
+  this.headers = {};
+};
+
+MockResponse.prototype.setHeader = function setHeader(name, value) {
+  this.headers[name] = value;
+};