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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 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 | import { buildGetDefaultMiddleware } from '@internal/getDefaultMiddleware'
import type {
Action,
Dispatch,
Middleware,
ThunkAction,
ThunkDispatch,
ThunkMiddleware,
Tuple,
UnknownAction,
} from '@reduxjs/toolkit'
import { configureStore } from '@reduxjs/toolkit'
declare const middleware1: Middleware<{
(_: string): number
}>
declare const middleware2: Middleware<{
(_: number): string
}>
type ThunkReturn = Promise<'thunk'>
declare const thunkCreator: () => () => ThunkReturn
const getDefaultMiddleware = buildGetDefaultMiddleware()
describe('type tests', () => {
test('prepend single element', () => {
const store = configureStore({
reducer: () => 0,
middleware: (gDM) => gDM().prepend(middleware1),
})
expectTypeOf(store.dispatch('foo')).toBeNumber()
expectTypeOf(store.dispatch(thunkCreator())).toEqualTypeOf<ThunkReturn>()
expectTypeOf(store.dispatch('foo')).not.toBeString()
})
test('prepend multiple (rest)', () => {
const store = configureStore({
reducer: () => 0,
middleware: (gDM) => gDM().prepend(middleware1, middleware2),
})
expectTypeOf(store.dispatch('foo')).toBeNumber()
expectTypeOf(store.dispatch(5)).toBeString()
expectTypeOf(store.dispatch(thunkCreator())).toEqualTypeOf<ThunkReturn>()
expectTypeOf(store.dispatch('foo')).not.toBeString()
})
test('prepend multiple (array notation)', () => {
const store = configureStore({
reducer: () => 0,
middleware: (gDM) => gDM().prepend([middleware1, middleware2] as const),
})
expectTypeOf(store.dispatch('foo')).toBeNumber()
expectTypeOf(store.dispatch(5)).toBeString()
expectTypeOf(store.dispatch(thunkCreator())).toEqualTypeOf<ThunkReturn>()
expectTypeOf(store.dispatch('foo')).not.toBeString()
})
test('concat single element', () => {
const store = configureStore({
reducer: () => 0,
middleware: (gDM) => gDM().concat(middleware1),
})
expectTypeOf(store.dispatch('foo')).toBeNumber()
expectTypeOf(store.dispatch(thunkCreator())).toEqualTypeOf<ThunkReturn>()
expectTypeOf(store.dispatch('foo')).not.toBeString()
})
test('prepend multiple (rest)', () => {
const store = configureStore({
reducer: () => 0,
middleware: (gDM) => gDM().concat(middleware1, middleware2),
})
expectTypeOf(store.dispatch('foo')).toBeNumber()
expectTypeOf(store.dispatch(5)).toBeString()
expectTypeOf(store.dispatch(thunkCreator())).toEqualTypeOf<ThunkReturn>()
expectTypeOf(store.dispatch('foo')).not.toBeString()
})
test('concat multiple (array notation)', () => {
const store = configureStore({
reducer: () => 0,
middleware: (gDM) => gDM().concat([middleware1, middleware2] as const),
})
expectTypeOf(store.dispatch('foo')).toBeNumber()
expectTypeOf(store.dispatch(5)).toBeString()
expectTypeOf(store.dispatch(thunkCreator())).toEqualTypeOf<ThunkReturn>()
expectTypeOf(store.dispatch('foo')).not.toBeString()
})
test('concat and prepend', () => {
const store = configureStore({
reducer: () => 0,
middleware: (gDM) => gDM().concat(middleware1).prepend(middleware2),
})
expectTypeOf(store.dispatch('foo')).toBeNumber()
expectTypeOf(store.dispatch(5)).toBeString()
expectTypeOf(store.dispatch(thunkCreator())).toEqualTypeOf<ThunkReturn>()
expectTypeOf(store.dispatch('foo')).not.toBeString()
})
test('allows passing options to thunk', () => {
const extraArgument = 42 as const
const m2 = getDefaultMiddleware({
thunk: false,
})
expectTypeOf(m2).toMatchTypeOf<Tuple<[]>>()
const dummyMiddleware: Middleware<
{
(action: Action<'actionListenerMiddleware/add'>): () => void
},
{ counter: number }
> = (storeApi) => (next) => (action) => {
return next(action)
}
const dummyMiddleware2: Middleware<{}, { counter: number }> =
(storeApi) => (next) => (action) => {}
const testThunk: ThunkAction<
void,
{ counter: number },
number,
UnknownAction
> = (dispatch, getState, extraArg) => {
expect(extraArg).toBe(extraArgument)
}
const reducer = () => ({ counter: 123 })
const store = configureStore({
reducer,
middleware: (gDM) => {
const middleware = gDM({
thunk: { extraArgument },
immutableCheck: false,
serializableCheck: false,
actionCreatorCheck: false,
})
const m3 = middleware.concat(dummyMiddleware, dummyMiddleware2)
expectTypeOf(m3).toMatchTypeOf<
Tuple<
[
ThunkMiddleware<any, UnknownAction, 42>,
Middleware<
(action: Action<'actionListenerMiddleware/add'>) => () => void,
{
counter: number
},
Dispatch<UnknownAction>
>,
Middleware<{}, any, Dispatch<UnknownAction>>,
]
>
>()
return m3
},
})
expectTypeOf(store.dispatch).toMatchTypeOf<
ThunkDispatch<any, 42, UnknownAction> & Dispatch<UnknownAction>
>()
store.dispatch(testThunk)
})
})
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