import { renderHook } from "@testing-library/react"; import { useProtectedEmail } from "."; test("check protected email", () => { const { result: case1 } = renderHook(() => useProtectedEmail("alirezahemati71@gmail.com"), ); const { result: case2 } = renderHook(() => useProtectedEmail("alire@gmail.com"), ); expect(case1.current).toBe("ali************@gmail.com"); expect(case2.current).toBe("ali**@gmail.com"); });