How to spy on anonymous function using Jasmine

Question

I\'m using Jasmine to test my angular application and want to spy on an anonymous function. Using angular-notify service https://github.com/cgross/angular-notify, I want to know

Answer 1

Daniel Smink's answer is correct, but note that the syntax has changed for Jasmine 2.0.

notify = jasmine.createSpy().and.callFake(function() {
  return false;
});

I also found it useful to just directly return a response if you only need a simple implementation

notify = jasmine.createSpy().and.returnValue(false);