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I want to test below snippet in jest .Anyone can help me to do this `

 const controlNavbar = useCallback(() => {
    if (typeof window !== 'undefined') {
      if (window.scrollY > lastScrollY) {
        setScrollUp(false)
      }
      if (window.scrollY < lastScrollY) {
        setScrollUp(true)
      }
      setLastScrollY(window.scrollY)
    }
  }, [lastScrollY])

`

I want to pass test coverage but it shows that I didn't cover this piece of code

Shamaz saeed
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0 Answers0