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reactjs - how to mock useEffect?

I want to call a test for following code:

  const [loading, setloading] = useState(() => true);
  const [dataready, setdataready] = useState(() => false);

  useEffect(() => {
    if(loading === false){
       setdataready(true)
    }
  }, [loading])

how do I render the component with this code then call setlonading(false) so useEfect gets executed again? I want to run it in same test unit:

it('test my component', () => {
    .....
    render(<MyComponent />)
    .....
})
question from:https://stackoverflow.com/questions/65941078/how-to-mock-useeffect

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