Jasmine - Spying on a method call within a constructor

Question

I want to test whether the following method is called with in my Javascript object constructor. From what I have seen in the Jasmine documentation, I can spy on a constructo

Answer 1

Spy directly on the prototype method:

describe("The Klass constructor", function() {
  it("should call its prototype's called_method", function() {
      spyOn(Klass.prototype, 'called_method');  //.andCallThrough();
      var k = new Klass();
      expect(Klass.prototype.called_method).toHaveBeenCalled();
  });
});