RegistrationControllerSpec.js

describe("Registration", function() {
  describe("register(params, callback)", function() {
    it("should return false if not passing a params object", function() {
        expect(registrationController.register()).toBeFalsy();
    });
    it("should return false if a callback is not specified", function() {
        expect(registrationController.register({})).toBeFalsy();
    });
    it("should invoke the callback", function() {
        var spy = sinon.spy();
        registrationController.register({}, spy);
        expect(spy.called).toBeTruthy();
    });
  });
});