import { useReducer } from 'react'
import { renderHook, act } from '..'

describe('useReducer tests', () => {
  test('should handle useReducer hook', () => {
    const reducer = (state: number, action: { type: string }) =>
      action.type === 'inc' ? state + 1 : state
    const { result } = renderHook(() => useReducer(reducer, 0))

    const [initialState, dispatch] = result.current

    expect(initialState).toBe(0)

    act(() => dispatch({ type: 'inc' }))

    const [state] = result.current

    expect(state).toBe(1)
  })
})