diff --git a/cms/static/coffee/files.json b/cms/static/coffee/files.json
index 0fb725c2ef..e034cde7c2 100644
--- a/cms/static/coffee/files.json
+++ b/cms/static/coffee/files.json
@@ -12,6 +12,7 @@
     "js/vendor/backbone-associations-min.js",
     "js/vendor/jquery.leanModal.min.js",
     "js/vendor/sinon-1.7.1.js",
+    "js/vendor/jasmine-stealth.js",
     "js/test/i18n.js"
   ]
 }
diff --git a/common/static/js/vendor/jasmine-stealth.js b/common/static/js/vendor/jasmine-stealth.js
new file mode 100644
index 0000000000..c3afc54f90
--- /dev/null
+++ b/common/static/js/vendor/jasmine-stealth.js
@@ -0,0 +1,244 @@
+// Generated by CoffeeScript 1.3.3
+
+/*
+jasmine-stealth 0.0.12
+Makes Jasmine spies a bit more robust
+site: https://github.com/searls/jasmine-stealth
+*/
+
+
+(function() {
+  var Captor, fake, root, unfakes, whatToDoWhenTheSpyGetsCalled, _,
+    __hasProp = {}.hasOwnProperty,
+    __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; };
+
+  root = this;
+
+  _ = function(obj) {
+    return {
+      each: function(iterator) {
+        var item, _i, _len, _results;
+        _results = [];
+        for (_i = 0, _len = obj.length; _i < _len; _i++) {
+          item = obj[_i];
+          _results.push(iterator(item));
+        }
+        return _results;
+      },
+      isFunction: function() {
+        return Object.prototype.toString.call(obj) === "[object Function]";
+      },
+      isString: function() {
+        return Object.prototype.toString.call(obj) === "[object String]";
+      }
+    };
+  };
+
+  root.spyOnConstructor = function(owner, classToFake, methodsToSpy) {
+    var fakeClass, spies;
+    if (methodsToSpy == null) {
+      methodsToSpy = [];
+    }
+    if (_(methodsToSpy).isString()) {
+      methodsToSpy = [methodsToSpy];
+    }
+    spies = {
+      constructor: jasmine.createSpy("" + classToFake + "'s constructor")
+    };
+    fakeClass = (function() {
+
+      function _Class() {
+        spies.constructor.apply(this, arguments);
+      }
+
+      return _Class;
+
+    })();
+    _(methodsToSpy).each(function(methodName) {
+      spies[methodName] = jasmine.createSpy("" + classToFake + "#" + methodName);
+      return fakeClass.prototype[methodName] = function() {
+        return spies[methodName].apply(this, arguments);
+      };
+    });
+    fake(owner, classToFake, fakeClass);
+    return spies;
+  };
+
+  unfakes = [];
+
+  afterEach(function() {
+    _(unfakes).each(function(u) {
+      return u();
+    });
+    return unfakes = [];
+  });
+
+  fake = function(owner, thingToFake, newThing) {
+    var originalThing;
+    originalThing = owner[thingToFake];
+    owner[thingToFake] = newThing;
+    return unfakes.push(function() {
+      return owner[thingToFake] = originalThing;
+    });
+  };
+
+  root.stubFor = root.spyOn;
+
+  jasmine.createStub = jasmine.createSpy;
+
+  jasmine.createStubObj = function(baseName, stubbings) {
+    var name, obj, stubbing;
+    if (stubbings.constructor === Array) {
+      return jasmine.createSpyObj(baseName, stubbings);
+    } else {
+      obj = {};
+      for (name in stubbings) {
+        stubbing = stubbings[name];
+        obj[name] = jasmine.createSpy(baseName + "." + name);
+        if (_(stubbing).isFunction()) {
+          obj[name].andCallFake(stubbing);
+        } else {
+          obj[name].andReturn(stubbing);
+        }
+      }
+      return obj;
+    }
+  };
+
+  whatToDoWhenTheSpyGetsCalled = function(spy) {
+    var matchesStub, priorStubbing;
+    matchesStub = function(stubbing, args, context) {
+      switch (stubbing.type) {
+        case "args":
+          return jasmine.getEnv().equals_(stubbing.ifThis, jasmine.util.argsToArray(args));
+        case "context":
+          return jasmine.getEnv().equals_(stubbing.ifThis, context);
+      }
+    };
+    priorStubbing = spy.plan();
+    return spy.andCallFake(function() {
+      var i, stubbing;
+      i = 0;
+      while (i < spy._stealth_stubbings.length) {
+        stubbing = spy._stealth_stubbings[i];
+        if (matchesStub(stubbing, arguments, this)) {
+          if (Object.prototype.toString.call(stubbing.thenThat) === "[object Function]") {
+            return stubbing.thenThat();
+          } else {
+            return stubbing.thenThat;
+          }
+        }
+        i++;
+      }
+      return priorStubbing;
+    });
+  };
+
+  jasmine.Spy.prototype.whenContext = function(context) {
+    var addStubbing, spy;
+    spy = this;
+    spy._stealth_stubbings || (spy._stealth_stubbings = []);
+    whatToDoWhenTheSpyGetsCalled(spy);
+    addStubbing = function(thenThat) {
+      spy._stealth_stubbings.push({
+        type: 'context',
+        ifThis: context,
+        thenThat: thenThat
+      });
+      return spy;
+    };
+    return {
+      thenReturn: addStubbing,
+      thenCallFake: addStubbing
+    };
+  };
+
+  jasmine.Spy.prototype.when = function() {
+    var addStubbing, ifThis, spy;
+    spy = this;
+    ifThis = jasmine.util.argsToArray(arguments);
+    spy._stealth_stubbings || (spy._stealth_stubbings = []);
+    whatToDoWhenTheSpyGetsCalled(spy);
+    addStubbing = function(thenThat) {
+      spy._stealth_stubbings.push({
+        type: 'args',
+        ifThis: ifThis,
+        thenThat: thenThat
+      });
+      return spy;
+    };
+    return {
+      thenReturn: addStubbing,
+      thenCallFake: addStubbing
+    };
+  };
+
+  jasmine.Spy.prototype.mostRecentCallThat = function(callThat, context) {
+    var i;
+    i = this.calls.length - 1;
+    while (i >= 0) {
+      if (callThat.call(context || this, this.calls[i]) === true) {
+        return this.calls[i];
+      }
+      i--;
+    }
+  };
+
+  jasmine.Matchers.ArgThat = (function(_super) {
+
+    __extends(ArgThat, _super);
+
+    function ArgThat(matcher) {
+      this.matcher = matcher;
+    }
+
+    ArgThat.prototype.jasmineMatches = function(actual) {
+      return this.matcher(actual);
+    };
+
+    return ArgThat;
+
+  })(jasmine.Matchers.Any);
+
+  jasmine.Matchers.ArgThat.prototype.matches = jasmine.Matchers.ArgThat.prototype.jasmineMatches;
+
+  jasmine.argThat = function(expected) {
+    return new jasmine.Matchers.ArgThat(expected);
+  };
+
+  jasmine.Matchers.Capture = (function(_super) {
+
+    __extends(Capture, _super);
+
+    function Capture(captor) {
+      this.captor = captor;
+    }
+
+    Capture.prototype.jasmineMatches = function(actual) {
+      this.captor.value = actual;
+      return true;
+    };
+
+    return Capture;
+
+  })(jasmine.Matchers.Any);
+
+  jasmine.Matchers.Capture.prototype.matches = jasmine.Matchers.Capture.prototype.jasmineMatches;
+
+  Captor = (function() {
+
+    function Captor() {}
+
+    Captor.prototype.capture = function() {
+      return new jasmine.Matchers.Capture(this);
+    };
+
+    return Captor;
+
+  })();
+
+  jasmine.captor = function() {
+    return new Captor();
+  };
+
+}).call(this);