stubbing a function using jest

Question

is there a way to stub a function using jest API? I\'m used to working with sinon stub, where I can write unit-tests with stubs for any function call coming out of my tested un

Answer 1

Jest provides jest.fn(), which has some basic mocking and stubbing functionality.

If you're experienced and comfortable with sinon you could still create Jest-based tests which use sinon test doubles. However you'll lose the convenience of built in Jest matchers such as expect(myStubFunction).toHaveBeenCalled().