Spaces:
Running
Running
File size: 1,483 Bytes
c2b7eb3 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 | import { createDraftSafeSelector, createSelector } from '@reduxjs/toolkit'
import { produce } from 'immer'
type State = { value: number }
const selectSelf = (state: State) => state
test('handles normal values correctly', () => {
const unsafeSelector = createSelector(selectSelf, (x) => x.value)
const draftSafeSelector = createDraftSafeSelector(selectSelf, (x) => x.value)
let state = { value: 1 }
expect(unsafeSelector(state)).toBe(1)
expect(draftSafeSelector(state)).toBe(1)
expect(draftSafeSelector).toHaveProperty('resultFunc')
expect(draftSafeSelector).toHaveProperty('memoizedResultFunc')
expect(draftSafeSelector).toHaveProperty('lastResult')
expect(draftSafeSelector).toHaveProperty('dependencies')
expect(draftSafeSelector).toHaveProperty('recomputations')
expect(draftSafeSelector).toHaveProperty('resetRecomputations')
expect(draftSafeSelector).toHaveProperty('clearCache')
state = { value: 2 }
expect(unsafeSelector(state)).toBe(2)
expect(draftSafeSelector(state)).toBe(2)
})
test('handles drafts correctly', () => {
const unsafeSelector = createSelector(selectSelf, (state) => state.value)
const draftSafeSelector = createDraftSafeSelector(
selectSelf,
(state) => state.value,
)
produce({ value: 1 }, (state) => {
expect(unsafeSelector(state)).toBe(1)
expect(draftSafeSelector(state)).toBe(1)
state.value = 2
expect(unsafeSelector(state)).toBe(1)
expect(draftSafeSelector(state)).toBe(2)
})
})
|