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import { describe, expect, expectTypeOf, it, vi } from 'vitest'
import {
ErrorBoundary,
Match,
Switch,
createEffect,
createMemo,
createRenderEffect,
createSignal,
on,
} from 'solid-js'
import { fireEvent, render, waitFor } from '@solidjs/testing-library'
import { reconcile } from 'solid-js/store'
import {
mockVisibilityState,
queryKey,
sleep,
} from '@tanstack/query-test-utils'
import {
QueryCache,
QueryClient,
QueryClientProvider,
keepPreviousData,
useQuery,
} from '..'
import { Blink, mockOnlineManagerIsOnline, setActTimeout } from './utils'
import type {
DefinedUseQueryResult,
OmitKeyof,
QueryFunction,
UseQueryOptions,
UseQueryResult,
} from '..'
import type { Mock } from 'vitest'
import type { JSX } from 'solid-js'
describe('useQuery', () => {
const queryCache = new QueryCache()
const queryClient = new QueryClient({ queryCache })
it('should return the correct types', () => {
const key = queryKey()
// @ts-expect-error
function Page() {
// unspecified query function should default to unknown
const noQueryFn = useQuery(() => ({ queryKey: key }))
expectTypeOf(noQueryFn.data).toEqualTypeOf<unknown>()
expectTypeOf(noQueryFn.error).toEqualTypeOf<Error | null>()
// it should infer the result type from the query function
const fromQueryFn = useQuery(() => ({
queryKey: key,
queryFn: () => 'test',
}))
expectTypeOf(fromQueryFn.data).toEqualTypeOf<string | undefined>()
expectTypeOf(fromQueryFn.error).toEqualTypeOf<Error | null>()
// it should be possible to specify the result type
const withResult = useQuery<string>(() => ({
queryKey: key,
queryFn: () => 'test',
}))
expectTypeOf(withResult.data).toEqualTypeOf<string | undefined>()
expectTypeOf(withResult.error).toEqualTypeOf<Error | null>()
// it should be possible to specify the error type
const withError = useQuery<string, Error>(() => ({
queryKey: key,
queryFn: () => 'test',
}))
expectTypeOf(withError.data).toEqualTypeOf<string | undefined>()
expectTypeOf(withError.error).toEqualTypeOf<Error | null>()
// it should provide the result type in the configuration
useQuery(() => ({
queryKey: [key],
queryFn: () => true,
}))
// it should be possible to specify a union type as result type
const unionTypeSync = useQuery(() => ({
queryKey: key,
queryFn: () => (Math.random() > 0.5 ? ('a' as const) : ('b' as const)),
}))
expectTypeOf(unionTypeSync.data).toEqualTypeOf<'a' | 'b' | undefined>()
const unionTypeAsync = useQuery<'a' | 'b'>(() => ({
queryKey: key,
queryFn: () => Promise.resolve(Math.random() > 0.5 ? 'a' : 'b'),
}))
expectTypeOf(unionTypeAsync.data).toEqualTypeOf<'a' | 'b' | undefined>()
// should error when the query function result does not match with the specified type
// @ts-expect-error
useQuery<number>(() => ({ queryKey: key, queryFn: () => 'test' }))
// it should infer the result type from a generic query function
function queryFn<T = string>(): Promise<T> {
return Promise.resolve({} as T)
}
const fromGenericQueryFn = useQuery(() => ({
queryKey: key,
queryFn: () => queryFn(),
}))
expectTypeOf(fromGenericQueryFn.data).toEqualTypeOf<string | undefined>()
expectTypeOf(fromGenericQueryFn.error).toEqualTypeOf<Error | null>()
const fromGenericOptionsQueryFn = useQuery(() => ({
queryKey: key,
queryFn: () => queryFn(),
}))
expectTypeOf(fromGenericOptionsQueryFn.data).toEqualTypeOf<
string | undefined
>()
expectTypeOf(
fromGenericOptionsQueryFn.error,
).toEqualTypeOf<Error | null>()
type MyData = number
type MyQueryKey = readonly ['my-data', number]
const getMyDataArrayKey: QueryFunction<MyData, MyQueryKey> = ({
queryKey: [, n],
}) => {
return n + 42
}
useQuery(() => ({
queryKey: ['my-data', 100] as const,
queryFn: getMyDataArrayKey,
}))
const getMyDataStringKey: QueryFunction<MyData, ['1']> = (context) => {
expectTypeOf(context.queryKey).toEqualTypeOf<['1']>()
return Number(context.queryKey[0]) + 42
}
useQuery(() => ({
queryKey: ['1'] as ['1'],
queryFn: getMyDataStringKey,
}))
// it should handle query-functions that return Promise<any>
useQuery(() => ({
queryKey: key,
queryFn: () => fetch('return Promise<any>').then((resp) => resp.json()),
}))
// handles wrapped queries with custom fetcher passed as inline queryFn
const useWrappedQuery = <
TQueryKey extends [string, Record<string, unknown>?],
TQueryFnData,
TError,
TData = TQueryFnData,
>(
qk: TQueryKey,
fetcher: (
obj: TQueryKey[1],
token: string,
// return type must be wrapped with TQueryFnReturn
) => Promise<TQueryFnData>,
options?: OmitKeyof<
UseQueryOptions<TQueryFnData, TError, TData, TQueryKey>,
'queryKey' | 'queryFn' | 'initialData',
'safely'
>,
) =>
useQuery(() => ({
queryKey: qk,
queryFn: () => fetcher(qk[1], 'token'),
...options,
}))
const test = useWrappedQuery([''], () => Promise.resolve('1'))
expectTypeOf(test.data).toEqualTypeOf<string | undefined>()
// handles wrapped queries with custom fetcher passed directly to useQuery
const useWrappedFuncStyleQuery = <
TQueryKey extends [string, Record<string, unknown>?],
TQueryFnData,
TError,
TData = TQueryFnData,
>(
qk: TQueryKey,
fetcher: () => Promise<TQueryFnData>,
options?: OmitKeyof<
UseQueryOptions<TQueryFnData, TError, TData, TQueryKey>,
'queryKey' | 'queryFn' | 'initialData',
'safely'
>,
) => useQuery(() => ({ queryKey: qk, queryFn: fetcher, ...options }))
const testFuncStyle = useWrappedFuncStyleQuery([''], () =>
Promise.resolve(true),
)
expectTypeOf(testFuncStyle.data).toEqualTypeOf<boolean | undefined>()
}
})
// See https://github.com/tannerlinsley/react-query/issues/105
it('should allow to set default data value', async () => {
const key = queryKey()
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return 'test'
},
}))
return (
<div>
<h1>{state.data ?? 'default'}</h1>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
expect(rendered.getByText('default')).toBeInTheDocument()
await vi.waitFor(() =>
expect(rendered.getByText('test')).toBeInTheDocument(),
)
})
it('should return the correct states for a successful query', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
function Page(): JSX.Element {
const state = useQuery<string, Error>(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return 'test'
},
}))
createRenderEffect(() => {
states.push({ ...state })
})
if (state.isPending) {
expectTypeOf(state.data).toEqualTypeOf<undefined>()
expectTypeOf(state.error).toEqualTypeOf<null>()
} else if (state.isLoadingError) {
expectTypeOf(state.data).toEqualTypeOf<undefined>()
expectTypeOf(state.error).toEqualTypeOf<Error>()
} else {
expectTypeOf(state.data).toEqualTypeOf<string>()
expectTypeOf(state.error).toEqualTypeOf<Error | null>()
}
return (
<Switch fallback={<span>{state.data}</span>}>
<Match when={state.isPending}>
<span>pending</span>
</Match>
<Match when={state.isLoadingError}>
<span>{state.error!.message}</span>
</Match>
</Switch>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('test'))
expect(states.length).toEqual(2)
expect(states[0]).toEqual({
data: undefined,
dataUpdatedAt: 0,
error: null,
errorUpdatedAt: 0,
failureCount: 0,
failureReason: null,
errorUpdateCount: 0,
isError: false,
isFetched: false,
isFetchedAfterMount: false,
isFetching: true,
isPaused: false,
isPending: true,
isInitialLoading: true,
isLoading: true,
isLoadingError: false,
isPlaceholderData: false,
isRefetchError: false,
isRefetching: false,
isStale: true,
isSuccess: false,
isEnabled: true,
refetch: expect.any(Function),
status: 'pending',
fetchStatus: 'fetching',
promise: expect.any(Promise),
})
expect(states[1]).toEqual({
data: 'test',
dataUpdatedAt: expect.any(Number),
error: null,
errorUpdatedAt: 0,
failureCount: 0,
failureReason: null,
errorUpdateCount: 0,
isError: false,
isFetched: true,
isFetchedAfterMount: true,
isFetching: false,
isPaused: false,
isPending: false,
isInitialLoading: false,
isLoading: false,
isLoadingError: false,
isPlaceholderData: false,
isRefetchError: false,
isRefetching: false,
isStale: true,
isSuccess: true,
isEnabled: true,
refetch: expect.any(Function),
status: 'success',
fetchStatus: 'idle',
promise: expect.any(Promise),
})
})
it('should return the correct states for an unsuccessful query', async () => {
const key = queryKey()
const states: Array<UseQueryResult<unknown, Error>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => Promise.reject(new Error('rejected')),
retry: 1,
retryDelay: 1,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return (
<div>
<h1>Status: {state.status}</h1>
<div>Failure Count: {state.failureCount}</div>
<div>Failure Reason: {state.failureReason?.message}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('Status: error'))
expect(states[0]).toEqual({
data: undefined,
dataUpdatedAt: 0,
error: null,
errorUpdatedAt: 0,
failureCount: 0,
failureReason: null,
errorUpdateCount: 0,
isError: false,
isFetched: false,
isFetchedAfterMount: false,
isFetching: true,
isPaused: false,
isPending: true,
isInitialLoading: true,
isLoading: true,
isLoadingError: false,
isPlaceholderData: false,
isRefetchError: false,
isRefetching: false,
isStale: true,
isSuccess: false,
isEnabled: true,
refetch: expect.any(Function),
status: 'pending',
fetchStatus: 'fetching',
promise: expect.any(Promise),
})
expect(states[1]).toEqual({
data: undefined,
dataUpdatedAt: 0,
error: null,
errorUpdatedAt: 0,
failureCount: 1,
failureReason: new Error('rejected'),
errorUpdateCount: 0,
isError: false,
isFetched: false,
isFetchedAfterMount: false,
isFetching: true,
isPaused: false,
isPending: true,
isInitialLoading: true,
isLoading: true,
isLoadingError: false,
isPlaceholderData: false,
isRefetchError: false,
isRefetching: false,
isStale: true,
isSuccess: false,
isEnabled: true,
refetch: expect.any(Function),
status: 'pending',
fetchStatus: 'fetching',
promise: expect.any(Promise),
})
expect(states[2]).toEqual({
data: undefined,
dataUpdatedAt: 0,
error: new Error('rejected'),
errorUpdatedAt: expect.any(Number),
failureCount: 2,
failureReason: new Error('rejected'),
errorUpdateCount: 1,
isError: true,
isFetched: true,
isFetchedAfterMount: true,
isFetching: false,
isPaused: false,
isPending: false,
isInitialLoading: false,
isLoading: false,
isLoadingError: true,
isPlaceholderData: false,
isRefetchError: false,
isRefetching: false,
isStale: true,
isSuccess: false,
isEnabled: true,
refetch: expect.any(Function),
status: 'error',
fetchStatus: 'idle',
promise: expect.any(Promise),
})
})
it('should set isFetchedAfterMount to true after a query has been fetched', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
await queryClient.prefetchQuery({
queryKey: key,
queryFn: () => 'prefetched',
})
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'data',
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({
data: 'prefetched',
isFetched: true,
isFetchedAfterMount: false,
})
expect(states[1]).toMatchObject({
data: 'data',
isFetched: true,
isFetchedAfterMount: true,
})
})
it('should not cancel an ongoing fetch when refetch is called with cancelRefetch=false if we have data already', async () => {
const key = queryKey()
let fetchCount = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
fetchCount++
await sleep(10)
return 'data'
},
enabled: false,
initialData: 'initialData',
}))
createEffect(() => {
setActTimeout(() => {
state.refetch()
}, 5)
setActTimeout(() => {
state.refetch({ cancelRefetch: false })
}, 5)
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(20)
// first refetch only, second refetch is ignored
expect(fetchCount).toBe(1)
})
it('should cancel an ongoing fetch when refetch is called (cancelRefetch=true) if we have data already', async () => {
const key = queryKey()
let fetchCount = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
fetchCount++
await sleep(10)
return 'data'
},
enabled: false,
initialData: 'initialData',
}))
createEffect(() => {
setActTimeout(() => {
state.refetch()
}, 5)
setActTimeout(() => {
state.refetch()
}, 5)
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(20)
// first refetch (gets cancelled) and second refetch
expect(fetchCount).toBe(2)
})
it('should not cancel an ongoing fetch when refetch is called (cancelRefetch=true) if we do not have data yet', async () => {
const key = queryKey()
let fetchCount = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
fetchCount++
await sleep(10)
return 'data'
},
enabled: false,
}))
createEffect(() => {
setActTimeout(() => {
state.refetch()
}, 5)
setActTimeout(() => {
state.refetch()
}, 5)
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(20)
// first refetch will not get cancelled, second one gets skipped
expect(fetchCount).toBe(1)
})
it('should be able to watch a query without providing a query function', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
queryClient.setQueryDefaults(key, { queryFn: () => 'data' })
function Page() {
const state = useQuery<string>(() => ({ queryKey: key }))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({ data: undefined })
expect(states[1]).toMatchObject({ data: 'data' })
})
it('should pick up a query when re-mounting with gcTime 0', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
function Page() {
const [toggle, setToggle] = createSignal(false)
return (
<div>
<button onClick={() => setToggle(true)}>toggle</button>
<Switch>
<Match when={toggle()}>
<Component value="2" />
</Match>
<Match when={!toggle()}>
<Component value="1" />
</Match>
</Switch>
</div>
)
}
function Component({ value }: { value: string }) {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return 'data: ' + value
},
gcTime: 0,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return (
<div>
<div>{state.data}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await rendered.findByText('data: 1')
fireEvent.click(rendered.getByRole('button', { name: /toggle/i }))
await rendered.findByText('data: 2')
expect(states.length).toBe(4)
// First load
expect(states[0]).toMatchObject({
isPending: true,
isSuccess: false,
isFetching: true,
})
// First success
expect(states[1]).toMatchObject({
isPending: false,
isSuccess: true,
isFetching: false,
})
// Switch, goes to fetching
expect(states[2]).toMatchObject({
isPending: false,
isSuccess: true,
isFetching: true,
})
// Second success
expect(states[3]).toMatchObject({
isPending: false,
isSuccess: true,
isFetching: false,
})
})
it('should fetch when refetchOnMount is false and nothing has been fetched yet', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'test',
refetchOnMount: false,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({ data: undefined })
expect(states[1]).toMatchObject({ data: 'test' })
})
it('should not fetch when refetchOnMount is false and data has been fetched already', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
queryClient.setQueryData(key, 'prefetched')
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'test',
refetchOnMount: false,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(states.length).toBe(1)
expect(states[0]).toMatchObject({ data: 'prefetched' })
})
it('should be able to select a part of the data with select', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => ({ name: 'test' }),
select: (data) => data.name,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({ data: undefined })
expect(states[1]).toMatchObject({ data: 'test' })
})
it('should be able to select a part of the data with select in object syntax 2', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => ({ name: 'test' }),
select: (data) => data.name,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({ data: undefined })
expect(states[1]).toMatchObject({ data: 'test' })
})
it('should be able to select a part of the data with select in object syntax 1', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => ({ name: 'test' }),
select: (data) => data.name,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({ data: undefined })
expect(states[1]).toMatchObject({ data: 'test' })
})
it('should not re-render when it should only re-render only data change and the selected data did not change', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return { name: 'test' }
},
select: (data) => data.name,
notifyOnChangeProps: ['data'],
}))
createRenderEffect(() => {
states.push({ ...state })
})
return (
<div>
data: {state.data}
<button onClick={() => state.refetch()}>refetch</button>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('data: test'))
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({ data: undefined })
expect(states[1]).toMatchObject({ data: 'test' })
})
it('should throw an error when a selector throws', async () => {
const key = queryKey()
const states: Array<{ status: string; data?: unknown; error?: Error }> = []
const error = new Error('Select Error')
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => ({ name: 'test' }),
select: () => {
throw error
},
}))
createRenderEffect(() => {
if (state.status === 'pending')
states.push({ status: 'pending', data: undefined })
else if (state.status === 'error')
states.push({ status: 'error', error: state.error })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({ status: 'pending', data: undefined })
expect(states[1]).toMatchObject({ status: 'error', error })
})
it('should track properties and only re-render when a tracked property changes', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return 'test'
},
}))
createRenderEffect(() => {
states.push({ ...state })
})
createEffect(() => {
const data = state.data
const refetch = state.refetch
setActTimeout(() => {
if (data) {
refetch()
}
}, 20)
})
return (
<div>
<h1>{state.data ?? null}</h1>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('test'))
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({ data: undefined })
expect(states[1]).toMatchObject({ data: 'test' })
})
it('should always re-render if we are tracking props but not using any', async () => {
const key = queryKey()
let renderCount = 0
const states: Array<UseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'test',
}))
createRenderEffect(() => {
states.push({ ...state })
})
createEffect(
on(
() => ({ ...state }),
() => {
renderCount++
},
),
)
return (
<div>
<h1>hello</h1>
</div>
)
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(renderCount).toBe(2)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({ data: undefined })
expect(states[1]).toMatchObject({ data: 'test' })
})
it('should share equal data structures between query results', async () => {
const key = queryKey()
const result1 = [
{ id: '1', done: false },
{ id: '2', done: false },
]
const result2 = [
{ id: '1', done: false },
{ id: '2', done: true },
]
const states: Array<UseQueryResult<typeof result1>> = []
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
count++
return count === 1 ? result1 : result2
},
reconcile: (oldData, newData) => {
return reconcile(newData)(oldData)
},
}))
createRenderEffect(() => {
states.push({ ...state })
})
const { refetch } = state
return (
<div>
<button onClick={() => refetch()}>refetch</button>
data: {String(state.data?.[1]?.done)}
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('data: false'))
await sleep(20)
fireEvent.click(rendered.getByRole('button', { name: /refetch/i }))
await waitFor(() => rendered.getByText('data: true'))
await waitFor(() => expect(states.length).toBe(4))
const todos = states[2]?.data
const todo1 = todos?.[0]
const todo2 = todos?.[1]
const newTodos = states[3]?.data
const newTodo1 = newTodos?.[0]
const newTodo2 = newTodos?.[1]
expect(todos).toEqual(result1)
expect(newTodos).toEqual(result2)
expect(newTodo1).toBe(todo1)
expect(newTodo2).toBe(todo2)
return null
})
it('should use query function from hook when the existing query does not have a query function', async () => {
const key = queryKey()
const results: Array<UseQueryResult<string>> = []
queryClient.setQueryData(key, 'set')
function Page() {
const result = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return 'fetched'
},
initialData: 'initial',
staleTime: Infinity,
}))
createRenderEffect(() => {
results.push({ ...result })
})
return (
<div>
<div>isFetching: {result.isFetching}</div>
<button onClick={() => queryClient.refetchQueries({ queryKey: key })}>
refetch
</button>
data: {result.data}
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('data: set'))
fireEvent.click(rendered.getByRole('button', { name: /refetch/i }))
await waitFor(() => rendered.getByText('data: fetched'))
await waitFor(() => expect(results.length).toBe(3))
expect(results[0]).toMatchObject({ data: 'set', isFetching: false })
expect(results[1]).toMatchObject({ data: 'set', isFetching: true })
expect(results[2]).toMatchObject({ data: 'fetched', isFetching: false })
})
it('should update query stale state and refetch when invalidated with invalidateQueries', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
count++
return count
},
staleTime: Infinity,
}))
createEffect(() => {
states.push({ ...state })
})
return (
<div>
<button
onClick={() => queryClient.invalidateQueries({ queryKey: key })}
>
invalidate
</button>
data: {state.data}
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('data: 1'))
fireEvent.click(rendered.getByRole('button', { name: /invalidate/i }))
await waitFor(() => rendered.getByText('data: 2'))
await waitFor(() => expect(states.length).toBe(4))
expect(states[0]).toMatchObject({
data: undefined,
isFetching: true,
isRefetching: false,
isSuccess: false,
isStale: true,
})
expect(states[1]).toMatchObject({
data: 1,
isFetching: false,
isRefetching: false,
isSuccess: true,
isStale: false,
})
expect(states[2]).toMatchObject({
data: 1,
isFetching: true,
isRefetching: true,
isSuccess: true,
isStale: true,
})
expect(states[3]).toMatchObject({
data: 2,
isFetching: false,
isRefetching: false,
isSuccess: true,
isStale: false,
})
})
it('should not update disabled query when refetch with refetchQueries', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
count++
return count
},
enabled: false,
}))
createRenderEffect(() => {
states.push({ ...state })
})
createEffect(() => {
setActTimeout(() => {
queryClient.refetchQueries({ queryKey: key })
}, 20)
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(50)
expect(states.length).toBe(1)
expect(states[0]).toMatchObject({
data: undefined,
isFetching: false,
isSuccess: false,
isStale: false,
})
})
it('should not refetch disabled query when invalidated with invalidateQueries', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
count++
return count
},
enabled: false,
}))
createRenderEffect(() => {
states.push({ ...state })
})
createEffect(() => {
setActTimeout(() => {
queryClient.invalidateQueries({ queryKey: key })
}, 20)
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(100)
expect(states.length).toBe(1)
expect(states[0]).toMatchObject({
data: undefined,
isFetching: false,
isSuccess: false,
isStale: false,
})
})
it('should not fetch when switching to a disabled query', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
function Page() {
const [count, setCount] = createSignal(0)
const state = useQuery(() => ({
queryKey: [key, count()],
queryFn: async () => {
await sleep(5)
return count()
},
enabled: count() === 0,
}))
createRenderEffect(() => {
states.push({ ...state })
})
createEffect(() => {
setActTimeout(() => {
setCount(1)
}, 10)
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(50)
expect(states.length).toBe(3)
// Fetch query
expect(states[0]).toMatchObject({
isFetching: true,
isSuccess: false,
})
// Fetched query
expect(states[1]).toMatchObject({
data: 0,
isFetching: false,
isSuccess: true,
})
// Switch to disabled query
expect(states[2]).toMatchObject({
isFetching: false,
isSuccess: false,
})
})
it('should keep the previous data when placeholderData is set', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
function Page() {
const [count, setCount] = createSignal(0)
const state = useQuery(() => ({
queryKey: [key, count()],
queryFn: async () => {
await sleep(10)
return count()
},
placeholderData: keepPreviousData,
}))
createRenderEffect(() => {
states.push({ ...state })
})
createEffect(() => {
setActTimeout(() => {
setCount(1)
}, 20)
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => expect(states.length).toBe(4))
// Initial
expect(states[0]).toMatchObject({
data: undefined,
isFetching: true,
isSuccess: false,
isPlaceholderData: false,
})
// Fetched
expect(states[1]).toMatchObject({
data: 0,
isFetching: false,
isSuccess: true,
isPlaceholderData: false,
})
// Set state
expect(states[2]).toMatchObject({
data: 0,
isFetching: true,
isSuccess: true,
isPlaceholderData: true,
})
// New data
expect(states[3]).toMatchObject({
data: 1,
isFetching: false,
isSuccess: true,
isPlaceholderData: false,
})
})
it('should not show initial data from next query if placeholderData is set', async () => {
const key = queryKey()
const states: Array<DefinedUseQueryResult<number>> = []
function Page() {
const [count, setCount] = createSignal(0)
const state = useQuery(() => ({
queryKey: [key, count()],
queryFn: async () => {
await sleep(10)
return count()
},
initialData: 99,
placeholderData: keepPreviousData,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return (
<div>
<h1>
data: {state.data}, count: {count()}, isFetching:{' '}
{String(state.isFetching)}
</h1>
<button onClick={() => setCount(1)}>inc</button>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() =>
rendered.getByText('data: 0, count: 0, isFetching: false'),
)
fireEvent.click(rendered.getByRole('button', { name: 'inc' }))
await waitFor(() =>
rendered.getByText('data: 1, count: 1, isFetching: false'),
)
await waitFor(() => expect(states.length).toBe(4))
// Initial
expect(states[0]).toMatchObject({
data: 99,
isFetching: true,
isSuccess: true,
isPlaceholderData: false,
})
// Fetched
expect(states[1]).toMatchObject({
data: 0,
isFetching: false,
isSuccess: true,
isPlaceholderData: false,
})
// Set state
expect(states[2]).toMatchObject({
data: 99,
isFetching: true,
isSuccess: true,
isPlaceholderData: false,
})
// New data
expect(states[3]).toMatchObject({
data: 1,
isFetching: false,
isSuccess: true,
isPlaceholderData: false,
})
})
it('should keep the previous data on disabled query when placeholderData is set and switching query key multiple times', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
queryClient.setQueryData([key, 10], 10)
await sleep(10)
function Page() {
const [count, setCount] = createSignal(10)
const state = useQuery(() => ({
queryKey: [key, count()],
queryFn: async () => {
await sleep(10)
return count()
},
enabled: false,
placeholderData: keepPreviousData,
notifyOnChangeProps: 'all',
}))
createRenderEffect(() => {
states.push({ ...state })
})
createEffect(() => {
const refetch = state.refetch
setActTimeout(() => {
setCount(11)
}, 20)
setActTimeout(() => {
setCount(12)
}, 30)
setActTimeout(() => {
refetch()
}, 40)
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(100)
expect(states.length).toBe(4)
// Disabled query
expect(states[0]).toMatchObject({
data: 10,
isFetching: false,
isSuccess: true,
isPlaceholderData: false,
})
// Set state
expect(states[1]).toMatchObject({
data: 10,
isFetching: false,
isSuccess: true,
isPlaceholderData: true,
})
// Refetch
expect(states[2]).toMatchObject({
data: 10,
isFetching: true,
isSuccess: true,
isPlaceholderData: true,
})
// Refetch done
expect(states[3]).toMatchObject({
data: 12,
isFetching: false,
isSuccess: true,
isPlaceholderData: false,
})
})
it('should use the correct query function when components use different configurations', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
function FirstComponent() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return 1
},
}))
createRenderEffect(() => {
states.push({ ...state })
})
return (
<div>
<button onClick={() => state.refetch()}>refetch</button>
data: {state.data}
</div>
)
}
function SecondComponent() {
useQuery(() => ({
queryKey: key,
queryFn: () => 2,
}))
return null
}
function Page() {
return (
<>
<FirstComponent />
<SecondComponent />
</>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('data: 1'))
fireEvent.click(rendered.getByRole('button', { name: /refetch/i }))
await waitFor(() => expect(states.length).toBe(4))
expect(states[0]).toMatchObject({
data: undefined,
})
expect(states[1]).toMatchObject({
data: 1,
})
expect(states[2]).toMatchObject({
data: 1,
})
// This state should be 1 instead of 2
expect(states[3]).toMatchObject({
data: 1,
})
})
it('should be able to set different stale times for a query', async () => {
const key = queryKey()
const states1: Array<UseQueryResult<string>> = []
const states2: Array<UseQueryResult<string>> = []
await queryClient.prefetchQuery({
queryKey: key,
queryFn: async () => {
await sleep(10)
return 'prefetch'
},
})
await sleep(20)
function FirstComponent() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return 'one'
},
staleTime: 100,
}))
createRenderEffect(() => {
states1.push({ ...state })
})
return null
}
function SecondComponent() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return 'two'
},
staleTime: 10,
}))
createRenderEffect(() => {
states2.push({ ...state })
})
return null
}
function Page() {
return (
<>
<FirstComponent />
<SecondComponent />
</>
)
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(200)
expect(states1.length).toBe(4)
expect(states2.length).toBe(3)
expect(states1).toMatchObject([
// First render
{
data: 'prefetch',
isStale: false,
},
// Second useQuery started fetching
{
data: 'prefetch',
isStale: false,
},
// Second useQuery data came in
{
data: 'two',
isStale: false,
},
// Data became stale after 100ms
{
data: 'two',
isStale: true,
},
])
expect(states2).toMatchObject([
// First render, data is stale and starts fetching
{
data: 'prefetch',
isStale: true,
},
// Second useQuery data came in
{
data: 'two',
isStale: false,
},
// Data became stale after 5ms
{
data: 'two',
isStale: true,
},
])
})
it('should re-render when a query becomes stale', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'test',
staleTime: 50,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(100)
expect(states.length).toBe(3)
expect(states[0]).toMatchObject({ isStale: true })
expect(states[1]).toMatchObject({ isStale: false })
expect(states[2]).toMatchObject({ isStale: true })
})
it('should not re-render when it should only re-render on data changes and the data did not change', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(5)
return 'test'
},
notifyOnChangeProps: ['data'],
}))
createRenderEffect(() => {
states.push({ ...state })
})
createEffect(() => {
const refetch = state.refetch
setActTimeout(() => {
refetch()
}, 10)
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(30)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({
data: undefined,
status: 'pending',
isFetching: true,
})
expect(states[1]).toMatchObject({
data: 'test',
status: 'success',
isFetching: false,
})
})
// See https://github.com/tannerlinsley/react-query/issues/137
it('should not override initial data in dependent queries', () => {
const key1 = queryKey()
const key2 = queryKey()
function Page() {
const first = useQuery(() => ({
queryKey: key1,
queryFn: () => 'data',
enabled: false,
initialData: 'init',
}))
const second = useQuery(() => ({
queryKey: key2,
queryFn: () => 'data',
enabled: false,
initialData: 'init',
}))
return (
<div>
<h2>First Data: {first.data}</h2>
<h2>Second Data: {second.data}</h2>
<div>First Status: {first.status}</div>
<div>Second Status: {second.status}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
expect(rendered.getByText('First Data: init')).toBeInTheDocument()
expect(rendered.getByText('Second Data: init')).toBeInTheDocument()
expect(rendered.getByText('First Status: success')).toBeInTheDocument()
expect(rendered.getByText('Second Status: success')).toBeInTheDocument()
})
it('should update query options', () => {
const key = queryKey()
const queryFn = async () => {
await sleep(10)
return 'data1'
}
function Page() {
useQuery(() => ({ queryKey: key, queryFn, retryDelay: 10 }))
useQuery(() => ({ queryKey: key, queryFn, retryDelay: 20 }))
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
expect(queryCache.find({ queryKey: key })!.options.retryDelay).toBe(20)
})
it('should batch re-renders', async () => {
const key = queryKey()
let renders = 0
const queryFn = async () => {
await sleep(15)
return 'data'
}
function Page() {
useQuery(() => ({ queryKey: key, queryFn }))
useQuery(() => ({ queryKey: key, queryFn }))
renders++
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(20)
// Since components are rendered once
// There will only be one pass
expect(renders).toBe(1)
})
it('should render latest data even if react has discarded certain renders', async () => {
const key = queryKey()
function Page() {
const [, setNewState] = createSignal('state')
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'data',
}))
createEffect(() => {
setActTimeout(() => {
queryClient.setQueryData(key, 'new')
// Update with same state to make react discard the next render
setNewState('state')
}, 10)
})
return <div>{state.data}</div>
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await vi.waitFor(() =>
expect(rendered.getByText('new')).toBeInTheDocument(),
)
})
// See https://github.com/tannerlinsley/react-query/issues/170
it('should start with status pending, fetchStatus idle if enabled is false', async () => {
const key1 = queryKey()
const key2 = queryKey()
function Page() {
const first = useQuery(() => ({
queryKey: key1,
queryFn: () => 'data',
enabled: false,
}))
const second = useQuery(() => ({
queryKey: key2,
queryFn: () => 'data',
}))
return (
<div>
<div>
First Status: {first.status}, {first.fetchStatus}
</div>
<div>
Second Status: {second.status}, {second.fetchStatus}
</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
// use "act" to wait for state update and prevent console warning
expect(
rendered.getByText('First Status: pending, idle'),
).toBeInTheDocument()
await vi.waitFor(() =>
expect(
rendered.getByText('Second Status: pending, fetching'),
).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(
rendered.getByText('Second Status: success, idle'),
).toBeInTheDocument(),
)
})
// See https://github.com/tannerlinsley/react-query/issues/144
it('should be in "pending" state by default', () => {
const key = queryKey()
function Page() {
const { status } = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return 'test'
},
}))
return <div>status: {status}</div>
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
expect(rendered.getByText('status: pending')).toBeInTheDocument()
})
it('should not refetch query on focus when `enabled` is set to `false`', async () => {
const key = queryKey()
const queryFn = vi
.fn<(...args: Array<unknown>) => string>()
.mockReturnValue('data')
function Page() {
const { data = 'default' } = useQuery(() => ({
queryKey: key,
queryFn,
enabled: false,
}))
return (
<div>
<h1>{data}</h1>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('default'))
window.dispatchEvent(new Event('visibilitychange'))
expect(queryFn).not.toHaveBeenCalled()
})
it('should not refetch stale query on focus when `refetchOnWindowFocus` is set to `false`', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => count++,
staleTime: 0,
refetchOnWindowFocus: false,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
window.dispatchEvent(new Event('visibilitychange'))
await sleep(10)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({ data: undefined, isFetching: true })
expect(states[1]).toMatchObject({ data: 0, isFetching: false })
})
it('should not refetch stale query on focus when `refetchOnWindowFocus` is set to a function that returns `false`', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => count++,
staleTime: 0,
refetchOnWindowFocus: () => false,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
window.dispatchEvent(new Event('visibilitychange'))
await sleep(10)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({ data: undefined, isFetching: true })
expect(states[1]).toMatchObject({ data: 0, isFetching: false })
})
it('should not refetch fresh query on focus when `refetchOnWindowFocus` is set to `true`', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => count++,
staleTime: Infinity,
refetchOnWindowFocus: true,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
window.dispatchEvent(new Event('visibilitychange'))
await sleep(10)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({ data: undefined, isFetching: true })
expect(states[1]).toMatchObject({ data: 0, isFetching: false })
})
it('should refetch fresh query on focus when `refetchOnWindowFocus` is set to `always`', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return count++
},
staleTime: Infinity,
refetchOnWindowFocus: 'always',
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(20)
window.dispatchEvent(new Event('visibilitychange'))
await sleep(20)
await waitFor(() => expect(states.length).toBe(4))
expect(states[0]).toMatchObject({ data: undefined, isFetching: true })
expect(states[1]).toMatchObject({ data: 0, isFetching: false })
expect(states[2]).toMatchObject({ data: 0, isFetching: true })
expect(states[3]).toMatchObject({ data: 1, isFetching: false })
})
it('should calculate focus behavior for refetchOnWindowFocus depending on function', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return count++
},
staleTime: 0,
retry: 0,
refetchOnWindowFocus: (query) => (query.state.data || 0) < 1,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return <div>data: {state.data}</div>
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await rendered.findByText('data: 0')
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({ data: undefined, isFetching: true })
expect(states[1]).toMatchObject({ data: 0, isFetching: false })
window.dispatchEvent(new Event('visibilitychange'))
await rendered.findByText('data: 1')
// refetch should happen
expect(states.length).toBe(4)
expect(states[2]).toMatchObject({ data: 0, isFetching: true })
expect(states[3]).toMatchObject({ data: 1, isFetching: false })
await sleep(20)
// no more refetch now
expect(states.length).toBe(4)
})
it('should refetch fresh query when refetchOnMount is set to always', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
await queryClient.prefetchQuery({
queryKey: key,
queryFn: () => 'prefetched',
})
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'data',
refetchOnMount: 'always',
staleTime: Infinity,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({
data: 'prefetched',
isStale: false,
isFetching: true,
})
expect(states[1]).toMatchObject({
data: 'data',
isStale: false,
isFetching: false,
})
})
it('should refetch stale query when refetchOnMount is set to true', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
await queryClient.prefetchQuery({
queryKey: key,
queryFn: () => 'prefetched',
})
await sleep(10)
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'data',
refetchOnMount: true,
staleTime: 0,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({
data: 'prefetched',
isStale: true,
isFetching: true,
})
expect(states[1]).toMatchObject({
data: 'data',
isStale: true,
isFetching: false,
})
})
it('should set status to error if queryFn throws', async () => {
const key = queryKey()
const consoleMock = vi
.spyOn(console, 'error')
.mockImplementation(() => undefined)
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => {
return Promise.reject(new Error('Error test'))
},
retry: false,
}))
return (
<div>
<h1>{state.status}</h1>
<h2>{state.error?.message}</h2>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await vi.waitFor(() =>
expect(rendered.getByText('error')).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(rendered.getByText('Error test')).toBeInTheDocument(),
)
consoleMock.mockRestore()
})
it('should throw error if queryFn throws and throwOnError is in use', async () => {
const key = queryKey()
const consoleMock = vi
.spyOn(console, 'error')
.mockImplementation(() => undefined)
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => Promise.reject(new Error('Error test')),
retry: false,
throwOnError: true,
}))
return (
<div>
<h1>{state.data}</h1>
<h1>{state.status}</h1>
<h2>{state.error?.message}</h2>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<ErrorBoundary fallback={() => <div>error boundary</div>}>
<Page />
</ErrorBoundary>
</QueryClientProvider>
))
await vi.waitFor(() =>
expect(rendered.getByText('error boundary')).toBeInTheDocument(),
)
consoleMock.mockRestore()
})
it('should throw error inside the same component if queryFn throws and throwOnError is in use', async () => {
const key = queryKey()
const consoleMock = vi
.spyOn(console, 'error')
.mockImplementation(() => undefined)
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => Promise.reject(new Error('Error test')),
retry: false,
throwOnError: true,
}))
return (
<div>
<ErrorBoundary fallback={() => <div>error boundary</div>}>
<h1>{state.data}</h1>
<h1>{state.status}</h1>
<h2>{state.error?.message}</h2>
</ErrorBoundary>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await vi.waitFor(() =>
expect(rendered.getByText('error boundary')).toBeInTheDocument(),
)
consoleMock.mockRestore()
})
it('should throw error inside the same component if queryFn throws and show the correct error message', async () => {
const key = queryKey()
const consoleMock = vi
.spyOn(console, 'error')
.mockImplementation(() => undefined)
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => Promise.reject(new Error('Error test')),
retry: false,
throwOnError: true,
}))
return (
<div>
<ErrorBoundary
fallback={(err) => <div>Fallback error: {err.message}</div>}
>
<h1>{state.data}</h1>
<h1>{state.status}</h1>
<h2>{state.error?.message}</h2>
</ErrorBoundary>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await vi.waitFor(() =>
expect(
rendered.getByText('Fallback error: Error test'),
).toBeInTheDocument(),
)
consoleMock.mockRestore()
})
it('should show the correct error message on the error property when accessed outside error boundary', async () => {
const key = queryKey()
const consoleMock = vi
.spyOn(console, 'error')
.mockImplementation(() => undefined)
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => Promise.reject(new Error('Error test')),
retry: false,
throwOnError: true,
}))
return (
<div>
<h2>Outside error boundary: {state.error?.message}</h2>
<ErrorBoundary
fallback={(err) => <div>Fallback error: {err.message}</div>}
>
<h1>{state.data}</h1>
<h1>{state.status}</h1>
</ErrorBoundary>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await vi.waitFor(() =>
expect(
rendered.getByText('Outside error boundary: Error test'),
).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(
rendered.getByText('Fallback error: Error test'),
).toBeInTheDocument(),
)
consoleMock.mockRestore()
})
it('should update with data if we observe no properties and throwOnError', async () => {
const key = queryKey()
let result: UseQueryResult<string> | undefined
function Page() {
const query = useQuery(() => ({
queryKey: key,
queryFn: () => Promise.resolve('data'),
throwOnError: true,
}))
createEffect(() => {
result = query
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(result?.data).toBe('data')
})
it('should set status to error instead of throwing when error should not be thrown', async () => {
const key = queryKey()
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => Promise.reject(new Error('Local Error')),
retry: false,
throwOnError: (err) => err.message !== 'Local Error',
}))
return (
<div>
<h1>{state.status}</h1>
<h2>{state.error?.message}</h2>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<ErrorBoundary fallback={() => <div>error boundary</div>}>
<Page />
</ErrorBoundary>
</QueryClientProvider>
))
await vi.waitFor(() =>
expect(rendered.getByText('error')).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(rendered.getByText('Local Error')).toBeInTheDocument(),
)
})
it('should throw error instead of setting status when error should be thrown', async () => {
const key = queryKey()
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => Promise.reject(new Error('Remote Error')),
retry: false,
throwOnError: (err) => err.message !== 'Local Error',
}))
return (
<div>
<div>{state.data}</div>
<h1>{state.status}</h1>
<h2>{state.error?.message ?? ''}</h2>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<ErrorBoundary
fallback={(error) => (
<div>
<div>error boundary</div>
<div>{error?.message}</div>
</div>
)}
>
<Page />
</ErrorBoundary>
</QueryClientProvider>
))
await vi.waitFor(() =>
expect(rendered.getByText('error boundary')).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(rendered.getByText('Remote Error')).toBeInTheDocument(),
)
})
it('should continue retries when observers unmount and remount while waiting for a retry (#3031)', async () => {
const key = queryKey()
let count = 0
function Page() {
const result = useQuery(() => ({
queryKey: key,
queryFn: async () => {
count++
await sleep(10)
return Promise.reject(new Error('some error'))
},
retry: 2,
retryDelay: 100,
}))
return (
<div>
<div>error: {result.error?.message ?? 'null'}</div>
<div>failureCount: {result.failureCount}</div>
<div>failureReason: {result.failureReason?.message}</div>
</div>
)
}
function App() {
const [show, setShow] = createSignal(true)
const toggle = () => setShow((s) => !s)
return (
<div>
<button onClick={toggle}>{show() ? 'hide' : 'show'}</button>
{show() && <Page />}
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<App />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('failureCount: 1'))
await waitFor(() => rendered.getByText('failureReason: some error'))
fireEvent.click(rendered.getByRole('button', { name: /hide/i }))
await waitFor(() => rendered.getByRole('button', { name: /show/i }))
fireEvent.click(rendered.getByRole('button', { name: /show/i }))
await waitFor(() => rendered.getByText('error: some error'))
expect(count).toBe(3)
})
it('should restart when observers unmount and remount while waiting for a retry when query was cancelled in between (#3031)', async () => {
const key = queryKey()
let count = 0
function Page() {
const result = useQuery(() => ({
queryKey: key,
queryFn: async () => {
count++
await sleep(10)
return Promise.reject(new Error('some error'))
},
retry: 2,
retryDelay: 100,
}))
return (
<div>
<div>error: {result.error?.message ?? 'null'}</div>
<div>failureCount: {result.failureCount}</div>
<div>failureReason: {result.failureReason?.message}</div>
</div>
)
}
function App() {
const [show, setShow] = createSignal(true)
const toggle = () => setShow((s) => !s)
return (
<div>
<button onClick={toggle}>{show() ? 'hide' : 'show'}</button>
<button onClick={() => queryClient.cancelQueries({ queryKey: key })}>
cancel
</button>
{show() && <Page />}
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<App />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('failureCount: 1'))
await waitFor(() => rendered.getByText('failureReason: some error'))
fireEvent.click(rendered.getByRole('button', { name: /hide/i }))
fireEvent.click(rendered.getByRole('button', { name: /cancel/i }))
await waitFor(() => rendered.getByRole('button', { name: /show/i }))
fireEvent.click(rendered.getByRole('button', { name: /show/i }))
await waitFor(() => rendered.getByText('error: some error'))
// initial fetch (1), which will be cancelled, followed by new mount(2) + 2 retries = 4
expect(count).toBe(4)
})
it('should always fetch if refetchOnMount is set to always', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
await queryClient.prefetchQuery({
queryKey: key,
queryFn: () => 'prefetched',
})
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'data',
refetchOnMount: 'always',
staleTime: 50,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return (
<div>
<div>data: {state.data ?? 'null'}</div>
<div>isFetching: {state.isFetching}</div>
<div>isStale: {state.isStale}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('data: data'))
await waitFor(() => expect(states.length).toBe(3))
expect(states[0]).toMatchObject({
data: 'prefetched',
isStale: false,
isFetching: true,
})
expect(states[1]).toMatchObject({
data: 'data',
isStale: false,
isFetching: false,
})
expect(states[2]).toMatchObject({
data: 'data',
isStale: true,
isFetching: false,
})
})
it('should fetch if initial data is set', async () => {
const key = queryKey()
const states: Array<DefinedUseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'data',
initialData: 'initial',
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(50)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({
data: 'initial',
isStale: true,
isFetching: true,
})
expect(states[1]).toMatchObject({
data: 'data',
isStale: true,
isFetching: false,
})
})
it('should not fetch if initial data is set with a stale time', async () => {
const key = queryKey()
const states: Array<DefinedUseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'data',
staleTime: 50,
initialData: 'initial',
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(100)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({
data: 'initial',
isStale: false,
isFetching: false,
})
expect(states[1]).toMatchObject({
data: 'initial',
isStale: true,
isFetching: false,
})
})
it('should fetch if initial data updated at is older than stale time', async () => {
const key = queryKey()
const states: Array<DefinedUseQueryResult<string>> = []
const oneSecondAgo = Date.now() - 1000
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'data',
staleTime: 50,
initialData: 'initial',
initialDataUpdatedAt: oneSecondAgo,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(100)
expect(states.length).toBe(3)
expect(states[0]).toMatchObject({
data: 'initial',
isStale: true,
isFetching: true,
})
expect(states[1]).toMatchObject({
data: 'data',
isStale: false,
isFetching: false,
})
expect(states[2]).toMatchObject({
data: 'data',
isStale: true,
isFetching: false,
})
})
it('should fetch if "initial data updated at" is exactly 0', async () => {
const key = queryKey()
const states: Array<DefinedUseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'data',
staleTime: 10 * 1000, // 10 seconds
initialData: 'initial',
initialDataUpdatedAt: 0,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(100)
expect(states.length).toBe(2)
expect(states[0]).toMatchObject({
data: 'initial',
isStale: true,
isFetching: true,
})
expect(states[1]).toMatchObject({
data: 'data',
isStale: false,
isFetching: false,
})
})
it('should keep initial data when the query key changes', async () => {
const key = queryKey()
const states: Array<Partial<DefinedUseQueryResult<{ count: number }>>> = []
function Page() {
const [count, setCount] = createSignal(0)
const state = useQuery(() => ({
queryKey: [key, count()],
queryFn: () => ({ count: 10 }),
staleTime: Infinity,
initialData: () => ({ count: count() }),
reconcile: false,
}))
createRenderEffect(() => {
states.push({ ...state })
})
createEffect(() => {
setActTimeout(() => {
setCount(1)
}, 10)
}, [])
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(100)
expect(states.length).toBe(2)
// Initial
expect(states[0]).toMatchObject({ data: { count: 0 } })
// Set state
expect(states[1]).toMatchObject({ data: { count: 1 } })
})
it('should retry specified number of times', async () => {
const key = queryKey()
const queryFn = vi.fn<(...args: Array<unknown>) => unknown>()
queryFn.mockImplementation(() => {
return Promise.reject(new Error('Error test Barrett'))
})
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn,
retry: 1,
retryDelay: 1,
}))
return (
<div>
<h1>{state.status}</h1>
<h2>Failed {state.failureCount} times</h2>
<h2>Failed because {state.failureReason?.message}</h2>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('pending'))
await waitFor(() => rendered.getByText('error'))
// query should fail `retry + 1` times, since first time isn't a "retry"
await waitFor(() => rendered.getByText('Failed 2 times'))
await waitFor(() => rendered.getByText('Failed because Error test Barrett'))
expect(queryFn).toHaveBeenCalledTimes(2)
})
it('should not retry if retry function `false`', async () => {
const key = queryKey()
const queryFn = vi.fn<(...args: Array<unknown>) => unknown>()
queryFn.mockImplementationOnce(() => {
return Promise.reject(new Error('Error test Tanner'))
})
queryFn.mockImplementation(() => {
return Promise.reject(new Error('NoRetry'))
})
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn,
retryDelay: 1,
retry: (_failureCount, err) => err.message !== 'NoRetry',
}))
return (
<div>
<h1>{state.status}</h1>
<h2>Failed {state.failureCount} times</h2>
<h2>Failed because {state.failureReason?.message}</h2>
<h2>{state.error?.message}</h2>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('pending'))
await waitFor(() => rendered.getByText('error'))
await waitFor(() => rendered.getByText('Failed 2 times'))
await waitFor(() => rendered.getByText('Failed because NoRetry'))
await waitFor(() => rendered.getByText('NoRetry'))
expect(queryFn).toHaveBeenCalledTimes(2)
})
it('should extract retryDelay from error', async () => {
const key = queryKey()
type DelayError = { delay: number }
const queryFn = vi.fn<(...args: Array<unknown>) => unknown>()
queryFn.mockImplementation(() => {
return Promise.reject({ delay: 50 })
})
function Page() {
const state = useQuery<unknown, DelayError>(() => ({
queryKey: key,
queryFn,
retry: 1,
retryDelay: (_, error: DelayError) => error.delay,
}))
return (
<div>
<h1>{state.status}</h1>
<h2>Failed {state.failureCount} times</h2>
<h2>Failed because DelayError: {state.failureReason?.delay}ms</h2>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(queryFn).toHaveBeenCalledTimes(1)
await waitFor(() => rendered.getByText('Failed because DelayError: 50ms'))
await waitFor(() => rendered.getByText('Failed 2 times'))
expect(queryFn).toHaveBeenCalledTimes(2)
})
// See https://github.com/tannerlinsley/react-query/issues/160
it('should continue retry after focus regain', async () => {
const key = queryKey()
// make page unfocused
const visibilityMock = mockVisibilityState('hidden')
let count = 0
function Page() {
const query = useQuery<unknown, string>(() => ({
queryKey: key,
queryFn: () => {
count++
return Promise.reject<unknown>(`fetching error ${count}`)
},
retry: 3,
retryDelay: 1,
}))
return (
<div>
<div>error {String(query.error)}</div>
<div>status {query.status}</div>
<div>failureCount {query.failureCount}</div>
<div>failureReason {query.failureReason}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
// The query should display the first error result
await vi.waitFor(() =>
expect(rendered.getByText('failureCount 1')).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(
rendered.getByText('failureReason fetching error 1'),
).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(rendered.getByText('status pending')).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(rendered.getByText('error null')).toBeInTheDocument(),
)
// Check if the query really paused
await sleep(10)
await vi.waitFor(() =>
expect(rendered.getByText('failureCount 1')).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(
rendered.getByText('failureReason fetching error 1'),
).toBeInTheDocument(),
)
visibilityMock.mockRestore()
window.dispatchEvent(new Event('visibilitychange'))
// Wait for the final result
await vi.waitFor(() =>
expect(rendered.getByText('failureCount 4')).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(
rendered.getByText('failureReason fetching error 4'),
).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(rendered.getByText('status error')).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(rendered.getByText('error fetching error 4')).toBeInTheDocument(),
)
// Check if the query really stopped
await sleep(10)
await vi.waitFor(() =>
expect(rendered.getByText('failureCount 4')).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(
rendered.getByText('failureReason fetching error 4'),
).toBeInTheDocument(),
)
})
it('should fetch on mount when a query was already created with setQueryData', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
queryClient.setQueryData(key, 'prefetched')
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'data',
}))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(states.length).toBe(2)
expect(states).toMatchObject([
{
data: 'prefetched',
isFetching: true,
isStale: true,
},
{
data: 'data',
isFetching: false,
isStale: true,
},
])
})
it('should refetch after focus regain', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
// make page unfocused
const visibilityMock = mockVisibilityState('hidden')
// set data in cache to check if the hook query fn is actually called
queryClient.setQueryData(key, 'prefetched')
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return 'data'
},
}))
createRenderEffect(() => {
states.push({ ...state })
})
return (
<div>
{state.data}, {state.isStale}, {state.isFetching}
</div>
)
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => expect(states.length).toBe(2))
// reset visibilityState to original value
visibilityMock.mockRestore()
window.dispatchEvent(new Event('visibilitychange'))
await waitFor(() => expect(states.length).toBe(4))
expect(states).toMatchObject([
{
data: 'prefetched',
isFetching: true,
isStale: true,
},
{
data: 'data',
isFetching: false,
isStale: true,
},
{
data: 'data',
isFetching: true,
isStale: true,
},
{
data: 'data',
isFetching: false,
isStale: true,
},
])
})
// See https://github.com/tannerlinsley/react-query/issues/195
it('should refetch if stale after a prefetch', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
const queryFn = vi.fn<(...args: Array<unknown>) => string>()
queryFn.mockImplementation(() => 'data')
const prefetchQueryFn = vi.fn<(...args: Array<unknown>) => string>()
prefetchQueryFn.mockImplementation(() => 'not yet...')
await queryClient.prefetchQuery({
queryKey: key,
queryFn: prefetchQueryFn,
staleTime: 10,
})
await sleep(11)
function Page() {
const state = useQuery(() => ({ queryKey: key, queryFn }))
createRenderEffect(() => {
states.push({ ...state })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => expect(states.length).toBe(2))
expect(prefetchQueryFn).toHaveBeenCalledTimes(1)
expect(queryFn).toHaveBeenCalledTimes(1)
})
it('should not refetch if not stale after a prefetch', async () => {
const key = queryKey()
const queryFn = vi.fn<(...args: Array<unknown>) => string>()
queryFn.mockImplementation(() => 'data')
const prefetchQueryFn =
vi.fn<(...args: Array<unknown>) => Promise<string>>()
prefetchQueryFn.mockImplementation(async () => {
await sleep(10)
return 'not yet...'
})
await queryClient.prefetchQuery({
queryKey: key,
queryFn: prefetchQueryFn,
staleTime: 1000,
})
await sleep(0)
function Page() {
useQuery(() => ({ queryKey: key, queryFn, staleTime: 1000 }))
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(0)
expect(prefetchQueryFn).toHaveBeenCalledTimes(1)
expect(queryFn).toHaveBeenCalledTimes(0)
})
// See https://github.com/tannerlinsley/react-query/issues/190
it('should reset failureCount and failureReason on successful fetch', async () => {
const key = queryKey()
function Page() {
let counter = 0
const query = useQuery<unknown, Error>(() => ({
queryKey: key,
queryFn: () => {
if (counter < 2) {
counter++
throw new Error('error')
} else {
return 'data'
}
},
retryDelay: 10,
}))
return (
<div>
<div>failureCount {query.failureCount}</div>
<div>failureReason {query.failureReason?.message ?? 'null'}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() =>
expect(rendered.getByText('failureCount 2')).toBeInTheDocument(),
)
await waitFor(() =>
expect(rendered.getByText('failureReason error')).toBeInTheDocument(),
)
await waitFor(() =>
expect(rendered.getByText('failureCount 0')).toBeInTheDocument(),
)
await waitFor(() =>
expect(rendered.getByText('failureReason null')).toBeInTheDocument(),
)
})
// See https://github.com/tannerlinsley/react-query/issues/199
it('should use prefetched data for dependent query', async () => {
const key = queryKey()
let count = 0
function Page() {
const [enabled, setEnabled] = createSignal(false)
const [isPrefetched, setPrefetched] = createSignal(false)
const query = useQuery(() => ({
queryKey: key,
queryFn: async () => {
count++
await sleep(10)
return count
},
enabled: enabled(),
}))
createEffect(() => {
async function prefetch() {
await queryClient.prefetchQuery({
queryKey: key,
queryFn: () => Promise.resolve('prefetched data'),
})
setPrefetched(true)
}
prefetch()
})
return (
<div>
{isPrefetched() && <div>isPrefetched</div>}
<button onClick={() => setEnabled(true)}>setKey</button>
<div>data: {query.data}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('isPrefetched'))
fireEvent.click(rendered.getByText('setKey'))
await waitFor(() => rendered.getByText('data: prefetched data'))
await waitFor(() => rendered.getByText('data: 1'))
expect(count).toBe(1)
})
it('should support dependent queries via the enable config option', async () => {
const key = queryKey()
function Page() {
const [shouldFetch, setShouldFetch] = createSignal(false)
const query = useQuery(() => ({
queryKey: key,
queryFn: () => 'data',
enabled: shouldFetch(),
}))
return (
<div>
<div>FetchStatus: {query.fetchStatus}</div>
<h2>Data: {query.data || 'no data'}</h2>
{shouldFetch() ? null : (
<button onClick={() => setShouldFetch(true)}>fetch</button>
)}
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
expect(rendered.getByText('FetchStatus: idle')).toBeInTheDocument()
expect(rendered.getByText('Data: no data')).toBeInTheDocument()
fireEvent.click(rendered.getByText('fetch'))
await vi.waitFor(() =>
expect(rendered.getByText('FetchStatus: fetching')).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(rendered.getByText('Data: data')).toBeInTheDocument(),
)
})
// See https://github.com/TanStack/query/issues/7711
it('race condition: should cleanup observers after component that created the query is unmounted #1', async () => {
const key = queryKey()
function Component() {
let val = 1
const dataQuery = useQuery(() => ({
queryKey: [key],
queryFn: () => {
return val++
},
}))
return (
<div>
<p>component</p>
<p>data: {String(dataQuery.data)}</p>
</div>
)
}
const Outer = () => {
const [showComp, setShowComp] = createSignal(true)
return (
<div>
<button
onClick={() => {
queryClient.invalidateQueries()
setShowComp(!showComp())
}}
>
toggle
</button>
{showComp() ? <Component /> : <div>not showing</div>}
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Outer />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('component'))
fireEvent.click(rendered.getByText('toggle'))
await waitFor(() => rendered.getByText('not showing'))
fireEvent.click(rendered.getByText('toggle'))
await waitFor(() => rendered.getByText('component'))
fireEvent.click(rendered.getByText('toggle'))
await waitFor(() => rendered.getByText('not showing'))
const entry = queryClient.getQueryCache().find({
queryKey: [key],
})!
expect(entry.getObserversCount()).toBe(0)
})
// See https://github.com/TanStack/query/issues/7711
it('race condition: should cleanup observers after component that created the query is unmounted #2', async () => {
const key = queryKey()
function Component() {
let val = 1
const dataQuery = useQuery(() => ({
queryKey: [key],
queryFn: () => {
return val++
},
}))
return (
<div>
<p>component</p>
<p>data: {String(dataQuery.data)}</p>
</div>
)
}
const Outer = () => {
const [showComp, setShowComp] = createSignal(true)
return (
<div>
<button
onClick={() => {
queueMicrotask(() => setShowComp(!showComp()))
queryClient.invalidateQueries()
}}
>
toggle
</button>
{showComp() ? <Component /> : <div>not showing</div>}
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Outer />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('component'))
fireEvent.click(rendered.getByText('toggle'))
await waitFor(() => rendered.getByText('not showing'))
fireEvent.click(rendered.getByText('toggle'))
await waitFor(() => rendered.getByText('component'))
fireEvent.click(rendered.getByText('toggle'))
await waitFor(() => rendered.getByText('not showing'))
const entry = queryClient.getQueryCache().find({
queryKey: [key],
})!
expect(entry.getObserversCount()).toBe(0)
})
it('should mark query as fetching, when using initialData', async () => {
const key = queryKey()
const results: Array<DefinedUseQueryResult<string>> = []
function Page() {
const result = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return 'serverData'
},
initialData: 'initialData',
}))
createRenderEffect(() => {
results.push({ ...result })
})
return <div>data: {result.data}</div>
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('data: initialData'))
await waitFor(() => rendered.getByText('data: serverData'))
expect(results.length).toBe(2)
expect(results[0]).toMatchObject({ data: 'initialData', isFetching: true })
expect(results[1]).toMatchObject({ data: 'serverData', isFetching: false })
})
it('should initialize state properly, when initialData is falsy', async () => {
const key = queryKey()
const results: Array<DefinedUseQueryResult<number>> = []
function Page() {
const result = useQuery(() => ({
queryKey: key,
queryFn: () => 1,
initialData: 0,
}))
createRenderEffect(() => {
results.push({ ...result })
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(results.length).toBe(2)
expect(results[0]).toMatchObject({ data: 0, isFetching: true })
expect(results[1]).toMatchObject({ data: 1, isFetching: false })
})
// // See https://github.com/tannerlinsley/react-query/issues/214
it('data should persist when enabled is changed to false', async () => {
const key = queryKey()
const results: Array<DefinedUseQueryResult<string>> = []
function Page() {
const [shouldFetch, setShouldFetch] = createSignal(true)
const result = useQuery(() => ({
queryKey: key,
queryFn: () => 'fetched data',
enabled: shouldFetch(),
initialData: shouldFetch() ? 'initial' : 'initial falsy',
}))
createRenderEffect(() => {
results.push({ ...result })
})
createEffect(() => {
setActTimeout(() => {
setShouldFetch(false)
}, 5)
})
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(50)
expect(results.length).toBe(3)
expect(results[0]).toMatchObject({ data: 'initial', isStale: true })
expect(results[1]).toMatchObject({ data: 'fetched data', isStale: true })
// disabled observers are not stale
expect(results[2]).toMatchObject({ data: 'fetched data', isStale: false })
})
it('should support enabled:false in query object syntax', () => {
const key = queryKey()
const queryFn = vi.fn<(...args: Array<unknown>) => string>()
queryFn.mockImplementation(() => 'data')
function Page() {
const { fetchStatus } = useQuery(() => ({
queryKey: key,
queryFn,
enabled: false,
}))
return <div>fetchStatus: {fetchStatus}</div>
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
expect(queryFn).not.toHaveBeenCalled()
expect(queryCache.find({ queryKey: key })).not.toBeUndefined()
rendered.getByText('fetchStatus: idle')
})
// See https://github.com/tannerlinsley/react-query/issues/360
it('should init to status:pending, fetchStatus:idle when enabled is false', async () => {
const key = queryKey()
function Page() {
const query = useQuery(() => ({
queryKey: key,
queryFn: () => 'data',
enabled: false,
}))
return (
<div>
<div>
status: {query.status}, {query.fetchStatus}
</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await vi.waitFor(() =>
expect(rendered.getByText('status: pending, idle')).toBeInTheDocument(),
)
})
it('should not schedule garbage collection, if gcTimeout is set to `Infinity`', async () => {
const key = queryKey()
function Page() {
const query = useQuery(() => ({
queryKey: key,
queryFn: () => 'fetched data',
gcTime: Infinity,
}))
return <div>{query.data}</div>
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('fetched data'))
const setTimeoutSpy = vi.spyOn(window, 'setTimeout')
rendered.unmount()
expect(setTimeoutSpy).not.toHaveBeenCalled()
})
it('should schedule garbage collection, if gcTimeout is not set to `Infinity`', async () => {
const key = queryKey()
function Page() {
const query = useQuery(() => ({
queryKey: key,
queryFn: () => 'fetched data',
gcTime: 1000 * 60 * 10, // 10 Minutes
}))
return <div>{query.data}</div>
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('fetched data'))
const setTimeoutSpy = vi.spyOn(window, 'setTimeout')
rendered.unmount()
expect(setTimeoutSpy).toHaveBeenLastCalledWith(
expect.any(Function),
1000 * 60 * 10,
)
})
it('should not cause memo churn when data does not change', async () => {
const key = queryKey()
const queryFn = vi
.fn<(...args: Array<unknown>) => string>()
.mockReturnValue('data')
const memoFn = vi.fn()
function Page() {
const result = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return (
queryFn() || {
data: {
nested: true,
},
}
)
},
}))
createMemo(() => {
memoFn()
return result.data
})
return (
<div>
<div>status {result.status}</div>
<div>isFetching {result.isFetching ? 'true' : 'false'}</div>
<button onClick={() => result.refetch()}>refetch</button>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('status pending'))
await waitFor(() => rendered.getByText('status success'))
fireEvent.click(rendered.getByText('refetch'))
await waitFor(() => rendered.getByText('isFetching true'))
await waitFor(() => rendered.getByText('isFetching false'))
expect(queryFn).toHaveBeenCalledTimes(2)
expect(memoFn).toHaveBeenCalledTimes(2)
})
it('should update data upon interval changes', async () => {
const key = queryKey()
let count = 0
function Page() {
const [int, setInt] = createSignal(200)
const state = useQuery(() => ({
queryKey: key,
queryFn: () => count++,
refetchInterval: int(),
}))
createEffect(() => {
if (state.data === 2) {
setInt(0)
}
})
return <div>count: {state.data}</div>
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
// mount
await vi.waitFor(() =>
expect(rendered.getByText('count: 0')).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(rendered.getByText('count: 1')).toBeInTheDocument(),
)
await vi.waitFor(() =>
expect(rendered.getByText('count: 2')).toBeInTheDocument(),
)
})
it('should refetch in an interval depending on function result', async () => {
const key = queryKey()
let count = 0
const states: Array<UseQueryResult<number>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return count++
},
refetchInterval: ({ state: { data = 0 } }) => (data < 2 ? 10 : false),
}))
createRenderEffect(() => {
states.push({ ...state })
})
return (
<div>
<h1>count: {state.data}</h1>
<h2>status: {state.status}</h2>
<h2>data: {state.data}</h2>
<h2>refetch: {state.isRefetching}</h2>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('count: 2'))
expect(states.length).toEqual(6)
expect(states).toMatchObject([
{
status: 'pending',
isFetching: true,
data: undefined,
},
{
status: 'success',
isFetching: false,
data: 0,
},
{
status: 'success',
isFetching: true,
data: 0,
},
{
status: 'success',
isFetching: false,
data: 1,
},
{
status: 'success',
isFetching: true,
data: 1,
},
{
status: 'success',
isFetching: false,
data: 2,
},
])
})
it('should not interval fetch with a refetchInterval of 0', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 1,
refetchInterval: 0,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return <div>count: {state.data}</div>
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('count: 1'))
await sleep(10) // extra sleep to make sure we're not re-fetching
expect(states.length).toEqual(2)
expect(states).toMatchObject([
{
status: 'pending',
isFetching: true,
data: undefined,
},
{
status: 'success',
isFetching: false,
data: 1,
},
])
})
it('should accept an empty string as query key', async () => {
function Page() {
const result = useQuery(() => ({
queryKey: [''],
queryFn: (ctx) => ctx.queryKey,
}))
return <>{JSON.stringify(result.data)}</>
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await vi.waitFor(() => expect(rendered.getByText('')).toBeInTheDocument())
})
it('should accept an object as query key', async () => {
function Page() {
const result = useQuery(() => ({
queryKey: [{ a: 'a' }],
queryFn: (ctx) => ctx.queryKey,
}))
return <>{JSON.stringify(result.data)}</>
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await vi.waitFor(() =>
expect(rendered.getByText('[{"a":"a"}]')).toBeInTheDocument(),
)
})
it('should refetch if any query instance becomes enabled', async () => {
const key = queryKey()
const queryFn = vi
.fn<(...args: Array<unknown>) => string>()
.mockReturnValue('data')
function Disabled() {
useQuery(() => ({ queryKey: key, queryFn, enabled: false }))
return null
}
function Page() {
const [enabled, setEnabled] = createSignal(false)
const result = useQuery(() => ({
queryKey: key,
queryFn,
enabled: enabled(),
}))
return (
<>
<Disabled />
<div>{result.data}</div>
<button onClick={() => setEnabled(true)}>enable</button>
</>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
expect(queryFn).toHaveBeenCalledTimes(0)
fireEvent.click(rendered.getByText('enable'))
await waitFor(() => rendered.getByText('data'))
expect(queryFn).toHaveBeenCalledTimes(1)
})
it('should use placeholder data while the query loads', async () => {
const key1 = queryKey()
const states: Array<UseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key1,
queryFn: () => 'data',
placeholderData: 'placeholder',
}))
createRenderEffect(() => {
states.push({ ...state })
})
return (
<div>
<h2>Data: {state.data}</h2>
<div>Status: {state.status}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('Data: data'))
expect(states).toMatchObject([
{
isSuccess: true,
isPlaceholderData: true,
data: 'placeholder',
},
{
isSuccess: true,
isPlaceholderData: false,
data: 'data',
},
])
})
it('should use placeholder data even for disabled queries', async () => {
const key1 = queryKey()
const states: Array<{ state: UseQueryResult<string>; count: number }> = []
function Page() {
const [count, setCount] = createSignal(0)
const state = useQuery(() => ({
queryKey: key1,
queryFn: () => 'data',
placeholderData: 'placeholder',
enabled: count() === 0,
}))
createRenderEffect(() => {
states.push({ state: { ...state }, count: count() })
})
createEffect(() => {
setCount(1)
})
return (
<div>
<h2>Data: {state.data}</h2>
<div>Status: {state.status}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('Data: data'))
expect(states).toMatchObject([
{
state: {
isSuccess: true,
isPlaceholderData: true,
data: 'placeholder',
},
count: 0,
},
{
state: {
isSuccess: true,
isPlaceholderData: true,
data: 'placeholder',
},
count: 1,
},
{
state: {
isSuccess: true,
isPlaceholderData: false,
data: 'data',
},
count: 1,
},
])
})
it('placeholder data should run through select', async () => {
const key1 = queryKey()
const states: Array<UseQueryResult<string>> = []
function Page() {
const state = useQuery(() => ({
queryKey: key1,
queryFn: () => 1,
placeholderData: 23,
select: (data) => String(data * 2),
}))
createRenderEffect(() => {
states.push({ ...state })
})
return (
<div>
<h2>Data: {state.data}</h2>
<div>Status: {state.status}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('Data: 2'))
expect(states).toMatchObject([
{
isSuccess: true,
isPlaceholderData: true,
data: '46',
},
{
isSuccess: true,
isPlaceholderData: false,
data: '2',
},
])
})
it('placeholder data function result should run through select', async () => {
const key1 = queryKey()
const states: Array<UseQueryResult<string>> = []
let placeholderFunctionRunCount = 0
function Page() {
const state = useQuery(() => ({
queryKey: key1,
queryFn: () => 1,
placeholderData: () => {
placeholderFunctionRunCount++
return 23
},
select: (data) => String(data * 2),
}))
createRenderEffect(() => {
states.push({ ...state })
})
return (
<div>
<h2>Data: {state.data}</h2>
<div>Status: {state.status}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('Data: 2'))
expect(states).toMatchObject([
{
isSuccess: true,
isPlaceholderData: true,
data: '46',
},
{
isSuccess: true,
isPlaceholderData: false,
data: '2',
},
])
expect(placeholderFunctionRunCount).toEqual(1)
})
it('select should always return the correct state', async () => {
const key1 = queryKey()
function Page() {
const [count, setCount] = createSignal(2)
const [forceValue, setForceValue] = createSignal(1)
const inc = () => {
setCount((prev) => prev + 1)
}
const forceUpdate = () => {
setForceValue((prev) => prev + 1)
}
const state = useQuery(() => ({
queryKey: key1,
queryFn: async () => {
await sleep(10)
return 0
},
get select() {
const currentCount = count()
return (data: number) => `selected ${data + currentCount}`
},
placeholderData: 99,
}))
return (
<div>
<h2>Data: {state.data}</h2>
<h2>forceValue: {forceValue()}</h2>
<button onClick={inc}>inc: {count()}</button>
<button onClick={forceUpdate}>forceUpdate</button>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await vi.waitFor(() =>
expect(rendered.getByText('Data: selected 101')).toBeInTheDocument(),
) // 99 + 2
await vi.waitFor(() =>
expect(rendered.getByText('Data: selected 2')).toBeInTheDocument(),
) // 0 + 2
fireEvent.click(rendered.getByRole('button', { name: /inc/i }))
await vi.waitFor(() =>
expect(rendered.getByText('Data: selected 3')).toBeInTheDocument(),
) // 0 + 3
fireEvent.click(rendered.getByRole('button', { name: /forceUpdate/i }))
await vi.waitFor(() => rendered.getByText('forceValue: 2'))
// data should still be 3 after an independent re-render
await vi.waitFor(() =>
expect(rendered.getByText('Data: selected 3')).toBeInTheDocument(),
)
})
it('select should structurally share data', async () => {
const key1 = queryKey()
const states: Array<Array<number>> = []
function Page() {
const [forceValue, setForceValue] = createSignal(1)
const state = useQuery(() => ({
queryKey: key1,
queryFn: async () => {
await sleep(10)
return [1, 2]
},
select: (res) => res.map((x) => x + 1),
}))
createEffect(() => {
if (state.data) {
states.push(state.data)
}
})
const forceUpdate = () => {
setForceValue((prev) => prev + 1)
}
return (
<div>
<h2>Data: {JSON.stringify(state.data)}</h2>
<h2>forceValue: {forceValue()}</h2>
<button onClick={forceUpdate}>forceUpdate</button>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('Data: [2,3]'))
expect(states).toHaveLength(1)
fireEvent.click(rendered.getByRole('button', { name: /forceUpdate/i }))
await waitFor(() => rendered.getByText('forceValue: 2'))
await waitFor(() => rendered.getByText('Data: [2,3]'))
// effect should not be triggered again due to structural sharing
expect(states).toHaveLength(1)
})
it('The reconcile fn callback should correctly maintain referential equality', async () => {
const key1 = queryKey()
const states: Array<Array<number>> = []
function Page() {
const [forceValue, setForceValue] = createSignal(1)
const state = useQuery(() => ({
queryKey: key1,
queryFn: async () => {
await sleep(10)
return [1, 2]
},
select: (res) => res.map((x) => x + 1),
reconcile(oldData, newData) {
return reconcile(newData)(oldData)
},
}))
createEffect(() => {
if (state.data) {
states.push(state.data)
}
})
const forceUpdate = () => {
setForceValue((prev) => prev + 1)
}
return (
<div>
<h2>Data: {JSON.stringify(state.data)}</h2>
<h2>forceValue: {forceValue()}</h2>
<button onClick={forceUpdate}>forceUpdate</button>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('Data: [2,3]'))
expect(states).toHaveLength(1)
fireEvent.click(rendered.getByRole('button', { name: /forceUpdate/i }))
await waitFor(() => rendered.getByText('forceValue: 2'))
await waitFor(() => rendered.getByText('Data: [2,3]'))
// effect should not be triggered again due to structural sharing
expect(states).toHaveLength(1)
})
it('should cancel the query function when there are no more subscriptions', async () => {
const key = queryKey()
let cancelFn: Mock = vi.fn()
const queryFn = ({ signal }: { signal?: AbortSignal }) => {
const promise = new Promise<string>((resolve, reject) => {
cancelFn = vi.fn(() => reject('Cancelled'))
signal?.addEventListener('abort', cancelFn)
sleep(20).then(() => resolve('OK'))
})
return promise
}
function Page() {
const state = useQuery(() => ({ queryKey: key, queryFn }))
return (
<div>
<h1>Status: {state.status}</h1>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Blink duration={5}>
<Page />
</Blink>
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('off'))
expect(cancelFn).toHaveBeenCalled()
})
it('should cancel the query if the signal was consumed and there are no more subscriptions', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
const queryFn: QueryFunction<
string,
readonly [typeof key, number]
> = async (ctx) => {
const [, limit] = ctx.queryKey
// eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
const value = limit % 2 && ctx.signal ? 'abort' : `data ${limit}`
await sleep(25)
return value
}
function Page(props: { limit: number }) {
const state = useQuery(() => ({
queryKey: [key, props.limit] as const,
queryFn,
}))
states[props.limit] = state
return (
<div>
<h1>Status: {state.status}</h1>
<h1>data: {state.data}</h1>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Blink duration={5}>
<Page limit={0} />
<Page limit={1} />
<Page limit={2} />
<Page limit={3} />
</Blink>
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('off'))
await sleep(20)
await waitFor(() => expect(states).toHaveLength(4))
expect(queryCache.find({ queryKey: [key, 0] })?.state).toMatchObject({
data: 'data 0',
status: 'success',
dataUpdateCount: 1,
})
expect(queryCache.find({ queryKey: [key, 1] })?.state).toMatchObject({
data: undefined,
status: 'pending',
fetchStatus: 'idle',
})
expect(queryCache.find({ queryKey: [key, 2] })?.state).toMatchObject({
data: 'data 2',
status: 'success',
dataUpdateCount: 1,
})
expect(queryCache.find({ queryKey: [key, 3] })?.state).toMatchObject({
data: undefined,
status: 'pending',
fetchStatus: 'idle',
})
})
it('should refetch when quickly switching to a failed query', async () => {
const key = queryKey()
const states: Array<UseQueryResult<string>> = []
const queryFn = async () => {
await sleep(50)
return 'OK'
}
function Page() {
const [id, setId] = createSignal(1)
const [hasChanged, setHasChanged] = createSignal(false)
const state = useQuery(() => ({ queryKey: [key, id()], queryFn }))
createRenderEffect(() => {
states.push({ ...state })
})
createEffect(
on(hasChanged, () => {
setId((prevId) => (prevId === 1 ? 2 : 1))
setHasChanged(true)
}),
)
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(100)
expect(states.length).toBe(2)
// Load query 1
expect(states[0]).toMatchObject({
status: 'pending',
error: null,
})
// No rerenders - No state updates
// Loaded query 1
expect(states[1]).toMatchObject({
status: 'success',
error: null,
})
})
it('should update query state and refetch when reset with resetQueries', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
count++
return count
},
staleTime: Infinity,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return (
<div>
<button onClick={() => queryClient.resetQueries({ queryKey: key })}>
reset
</button>
<div>data: {state.data ?? 'null'}</div>
<div>isFetching: {state.isFetching}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('data: 1'))
fireEvent.click(rendered.getByRole('button', { name: /reset/i }))
await waitFor(() => expect(states.length).toBe(4))
await waitFor(() => rendered.getByText('data: 2'))
expect(count).toBe(2)
expect(states[0]).toMatchObject({
isPending: true,
isFetching: true,
isSuccess: false,
isStale: true,
})
expect(states[1]).toMatchObject({
data: 1,
isPending: false,
isFetching: false,
isSuccess: true,
isStale: false,
})
expect(states[2]).toMatchObject({
isPending: true,
isFetching: true,
isSuccess: false,
isStale: true,
})
expect(states[3]).toMatchObject({
data: 2,
isPending: false,
isFetching: false,
isSuccess: true,
isStale: false,
})
})
it('should update query state and not refetch when resetting a disabled query with resetQueries', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
count++
return count
},
staleTime: Infinity,
enabled: false,
notifyOnChangeProps: 'all',
}))
createRenderEffect(() => {
states.push({ ...state })
})
const { refetch } = state
return (
<div>
<button onClick={() => refetch()}>refetch</button>
<button onClick={() => queryClient.resetQueries({ queryKey: key })}>
reset
</button>
<div>data: {state.data ?? 'null'}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('data: null'))
fireEvent.click(rendered.getByRole('button', { name: /refetch/i }))
await waitFor(() => rendered.getByText('data: 1'))
fireEvent.click(rendered.getByRole('button', { name: /reset/i }))
await waitFor(() => rendered.getByText('data: null'))
await waitFor(() => expect(states.length).toBe(4))
expect(count).toBe(1)
expect(states[0]).toMatchObject({
isPending: true,
isFetching: false,
isSuccess: false,
isStale: false,
})
expect(states[1]).toMatchObject({
isPending: true,
isFetching: true,
isSuccess: false,
isStale: false,
})
expect(states[2]).toMatchObject({
data: 1,
isPending: false,
isFetching: false,
isSuccess: true,
isStale: false,
})
expect(states[3]).toMatchObject({
isPending: true,
isFetching: false,
isSuccess: false,
isStale: false,
})
})
it('should only call the query hash function once', async () => {
const key = queryKey()
let hashes = 0
function queryKeyHashFn(x: any) {
hashes++
return JSON.stringify(x)
}
function Page() {
useQuery(() => ({
queryKey: key,
queryFn: () => 'test',
queryKeyHashFn,
}))
return null
}
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await sleep(10)
expect(hashes).toBe(1)
})
it('should refetch when changed enabled to true in error state', async () => {
const queryFn = vi.fn<(...args: Array<unknown>) => unknown>()
queryFn.mockImplementation(async () => {
await sleep(10)
return Promise.reject(new Error('Suspense Error Bingo'))
})
function Page(props: { enabled: boolean }) {
const state = useQuery(() => ({
queryKey: ['key'],
queryFn,
enabled: props.enabled,
retry: false,
retryOnMount: false,
refetchOnMount: false,
refetchOnWindowFocus: false,
}))
return (
<Switch fallback={<div>rendered</div>}>
<Match when={state.isPending}>
<div>status: pending</div>
</Match>
<Match when={state.error instanceof Error}>
<div>error</div>
</Match>
</Switch>
)
}
function App() {
const [enabled, setEnabled] = createSignal(true)
const toggle = () => setEnabled((prev) => !prev)
return (
<div>
<Page enabled={enabled()} />
<button aria-label="retry" onClick={toggle}>
retry {enabled()}
</button>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<App />
</QueryClientProvider>
))
// initial state check
rendered.getByText('status: pending')
// // render error state component
await waitFor(() => rendered.getByText('error'))
expect(queryFn).toBeCalledTimes(1)
// change to enabled to false
fireEvent.click(rendered.getByLabelText('retry'))
await waitFor(() => rendered.getByText('error'))
expect(queryFn).toBeCalledTimes(1)
// // change to enabled to true
fireEvent.click(rendered.getByLabelText('retry'))
expect(queryFn).toBeCalledTimes(2)
})
it('should refetch when query key changed when previous status is error', async () => {
function Page(props: { id: number }) {
const state = useQuery(() => ({
queryKey: [props.id],
queryFn: async () => {
await sleep(10)
if (props.id % 2 === 1) {
return Promise.reject(new Error('Error'))
} else {
return 'data'
}
},
retry: false,
retryOnMount: false,
refetchOnMount: false,
refetchOnWindowFocus: false,
}))
return (
<Switch fallback={<div>rendered</div>}>
<Match when={state.isPending}>
<div>status: pending</div>
</Match>
<Match when={state.error instanceof Error}>
<div>error</div>
</Match>
</Switch>
)
}
function App() {
const [id, setId] = createSignal(1)
const changeId = () => setId((x) => x + 1)
return (
<div>
<Page id={id()} />
<button aria-label="change" onClick={changeId}>
change {id()}
</button>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<App />
</QueryClientProvider>
))
// initial state check
expect(rendered.getByText('status: pending')).toBeInTheDocument()
// render error state component
await waitFor(() => expect(rendered.getByText('error')).toBeInTheDocument())
// change to unmount query
fireEvent.click(rendered.getByLabelText('change'))
await waitFor(() =>
expect(rendered.getByText('rendered')).toBeInTheDocument(),
)
// change to mount new query
fireEvent.click(rendered.getByLabelText('change'))
await waitFor(() => expect(rendered.getByText('error')).toBeInTheDocument())
})
it('should refetch when query key changed when switching between erroneous queries', async () => {
function Page(props: { id: boolean }) {
const state = useQuery(() => ({
queryKey: [props.id],
queryFn: async () => {
await sleep(10)
return Promise.reject<unknown>(new Error('Error'))
},
retry: false,
retryOnMount: false,
refetchOnMount: false,
refetchOnWindowFocus: false,
}))
return (
<Switch fallback={<div>rendered</div>}>
<Match when={state.isFetching}>
<div>status: fetching</div>
</Match>
<Match when={state.error instanceof Error}>
<div>error</div>
</Match>
</Switch>
)
}
function App() {
const [value, setValue] = createSignal(true)
const toggle = () => setValue((x) => !x)
return (
<div>
<Page id={value()} />
<button aria-label="change" onClick={toggle}>
change {value()}
</button>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<App />
</QueryClientProvider>
))
// initial state check
expect(rendered.getByText('status: fetching')).toBeInTheDocument()
// render error state component
await waitFor(() => expect(rendered.getByText('error')).toBeInTheDocument())
// change to mount second query
fireEvent.click(rendered.getByLabelText('change'))
await waitFor(() =>
expect(rendered.getByText('status: fetching')).toBeInTheDocument(),
)
await waitFor(() => expect(rendered.getByText('error')).toBeInTheDocument())
// change to mount first query again
fireEvent.click(rendered.getByLabelText('change'))
await waitFor(() =>
expect(rendered.getByText('status: fetching')).toBeInTheDocument(),
)
await waitFor(() => expect(rendered.getByText('error')).toBeInTheDocument())
})
it('should have no error in pending state when refetching after error occurred', async () => {
const key = queryKey()
const states: Array<UseQueryResult<number>> = []
const error = new Error('oops')
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
if (count === 0) {
count++
throw error
}
return 5
},
retry: false,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return (
<Switch fallback={<div>data: {state.data}</div>}>
<Match when={state.isPending}>
<div>status: pending</div>
</Match>
<Match when={state.error instanceof Error}>
<div>
<div>error</div>
<button onClick={() => state.refetch()}>refetch</button>
</div>
</Match>
</Switch>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('error'))
fireEvent.click(rendered.getByRole('button', { name: 'refetch' }))
await waitFor(() => rendered.getByText('data: 5'))
await waitFor(() => expect(states.length).toBe(4))
expect(states[0]).toMatchObject({
status: 'pending',
data: undefined,
error: null,
})
expect(states[1]).toMatchObject({
status: 'error',
data: undefined,
error,
})
expect(states[2]).toMatchObject({
status: 'pending',
data: undefined,
error: null,
})
expect(states[3]).toMatchObject({
status: 'success',
data: 5,
error: null,
})
})
describe('networkMode online', () => {
it('online queries should not start fetching if you are offline', async () => {
const onlineMock = mockOnlineManagerIsOnline(false)
const key = queryKey()
const states: Array<any> = []
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
await sleep(10)
return 'data'
},
}))
createEffect(() => {
states.push(state.fetchStatus)
})
return (
<div>
<div>
status: {state.status}, isPaused: {String(state.isPaused)}
</div>
<div>data: {state.data}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
window.dispatchEvent(new Event('offline'))
await waitFor(() => rendered.getByText('status: pending, isPaused: true'))
onlineMock.mockRestore()
window.dispatchEvent(new Event('online'))
await waitFor(() =>
rendered.getByText('status: success, isPaused: false'),
)
await waitFor(() => {
expect(rendered.getByText('data: data')).toBeInTheDocument()
})
expect(states).toEqual(['paused', 'fetching', 'idle'])
})
it('online queries should not refetch if you are offline', async () => {
const key = queryKey()
let count = 0
function Page() {
const state = useQuery<unknown, string, string>(() => ({
queryKey: key,
queryFn: async () => {
count++
await sleep(10)
return 'data' + count
},
}))
return (
<div>
<div>
status: {state.status}, fetchStatus: {state.fetchStatus},
failureCount: {state.failureCount}
</div>
<div>failureReason: {state.failureReason ?? 'null'}</div>
<div>data: {state.data}</div>
<button
onClick={() => queryClient.invalidateQueries({ queryKey: key })}
>
invalidate
</button>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('data: data1'))
const onlineMock = mockOnlineManagerIsOnline(false)
window.dispatchEvent(new Event('offline'))
fireEvent.click(rendered.getByRole('button', { name: /invalidate/i }))
await waitFor(() =>
rendered.getByText(
'status: success, fetchStatus: paused, failureCount: 0',
),
)
await waitFor(() => rendered.getByText('failureReason: null'))
onlineMock.mockRestore()
window.dispatchEvent(new Event('online'))
await waitFor(() =>
rendered.getByText(
'status: success, fetchStatus: fetching, failureCount: 0',
),
)
await waitFor(() => rendered.getByText('failureReason: null'))
await waitFor(() =>
rendered.getByText(
'status: success, fetchStatus: idle, failureCount: 0',
),
)
await waitFor(() => rendered.getByText('failureReason: null'))
await waitFor(() => {
expect(rendered.getByText('data: data2')).toBeInTheDocument()
})
})
it('online queries should not refetch if you are offline and refocus', async () => {
const key = queryKey()
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
count++
await sleep(10)
return 'data' + count
},
}))
return (
<div>
<div>
status: {state.status}, fetchStatus: {state.fetchStatus}
</div>
<div>data: {state.data}</div>
<button
onClick={() => queryClient.invalidateQueries({ queryKey: key })}
>
invalidate
</button>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('data: data1'))
const onlineMock = mockOnlineManagerIsOnline(false)
fireEvent.click(rendered.getByRole('button', { name: /invalidate/i }))
await waitFor(() =>
rendered.getByText('status: success, fetchStatus: paused'),
)
window.dispatchEvent(new Event('visibilitychange'))
await sleep(15)
await waitFor(() =>
expect(rendered.queryByText('data: data2')).not.toBeInTheDocument(),
)
expect(count).toBe(1)
onlineMock.mockRestore()
})
it('online queries should not refetch while already paused', async () => {
const key = queryKey()
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
count++
await sleep(10)
return 'data' + count
},
}))
return (
<div>
<div>
status: {state.status}, fetchStatus: {state.fetchStatus}
</div>
<div>data: {state.data}</div>
<button
onClick={() => queryClient.invalidateQueries({ queryKey: key })}
>
invalidate
</button>
</div>
)
}
const onlineMock = mockOnlineManagerIsOnline(false)
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() =>
rendered.getByText('status: pending, fetchStatus: paused'),
)
fireEvent.click(rendered.getByRole('button', { name: /invalidate/i }))
await sleep(15)
// invalidation should not trigger a refetch
await waitFor(() =>
rendered.getByText('status: pending, fetchStatus: paused'),
)
expect(count).toBe(0)
onlineMock.mockRestore()
})
it('online queries should not refetch while already paused if data is in the cache', async () => {
const key = queryKey()
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
count++
await sleep(10)
return 'data' + count
},
initialData: 'initial',
}))
return (
<div>
<div>
status: {state.status}, fetchStatus: {state.fetchStatus}
</div>
<div>data: {state.data}</div>
<button
onClick={() => queryClient.invalidateQueries({ queryKey: key })}
>
invalidate
</button>
</div>
)
}
const onlineMock = mockOnlineManagerIsOnline(false)
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() =>
rendered.getByText('status: success, fetchStatus: paused'),
)
await waitFor(() => {
expect(rendered.getByText('data: initial')).toBeInTheDocument()
})
fireEvent.click(rendered.getByRole('button', { name: /invalidate/i }))
await sleep(15)
// invalidation should not trigger a refetch
await waitFor(() =>
rendered.getByText('status: success, fetchStatus: paused'),
)
expect(count).toBe(0)
onlineMock.mockRestore()
})
it('online queries should not get stuck in fetching state when pausing multiple times', async () => {
const key = queryKey()
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
count++
await sleep(10)
return 'data' + count
},
initialData: 'initial',
}))
return (
<div>
<div>
status: {state.status}, fetchStatus: {state.fetchStatus}
</div>
<div>data: {state.data}</div>
<button
onClick={() => queryClient.invalidateQueries({ queryKey: key })}
>
invalidate
</button>
</div>
)
}
const onlineMock = mockOnlineManagerIsOnline(false)
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
window.dispatchEvent(new Event('offline'))
await waitFor(() =>
rendered.getByText('status: success, fetchStatus: paused'),
)
await waitFor(() => {
expect(rendered.getByText('data: initial')).toBeInTheDocument()
})
// triggers one pause
fireEvent.click(rendered.getByRole('button', { name: /invalidate/i }))
await sleep(15)
await waitFor(() =>
rendered.getByText('status: success, fetchStatus: paused'),
)
// triggers a second pause
window.dispatchEvent(new Event('visibilitychange'))
onlineMock.mockRestore()
window.dispatchEvent(new Event('online'))
await waitFor(() =>
rendered.getByText('status: success, fetchStatus: idle'),
)
await waitFor(() => {
expect(rendered.getByText('data: data1')).toBeInTheDocument()
})
expect(count).toBe(1)
})
it('online queries should pause retries if you are offline', async () => {
const key = queryKey()
let count = 0
function Page() {
const state = useQuery<unknown, Error>(() => ({
queryKey: key,
queryFn: async (): Promise<unknown> => {
count++
await sleep(10)
throw new Error('failed' + count)
},
retry: 2,
retryDelay: 10,
}))
return (
<div>
<div>
status: {state.status}, fetchStatus: {state.fetchStatus},
failureCount: {state.failureCount}
</div>
<div>failureReason: {state.failureReason?.message ?? 'null'}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() =>
rendered.getByText(
'status: pending, fetchStatus: fetching, failureCount: 1',
),
)
await waitFor(() => rendered.getByText('failureReason: failed1'))
window.dispatchEvent(new Event('offline'))
const onlineMock = mockOnlineManagerIsOnline(false)
await sleep(20)
await waitFor(() =>
rendered.getByText(
'status: pending, fetchStatus: paused, failureCount: 1',
),
)
await waitFor(() => rendered.getByText('failureReason: failed1'))
expect(count).toBe(1)
onlineMock.mockRestore()
window.dispatchEvent(new Event('online'))
await waitFor(() =>
rendered.getByText('status: error, fetchStatus: idle, failureCount: 3'),
)
await waitFor(() => rendered.getByText('failureReason: failed3'))
expect(count).toBe(3)
})
it('online queries should fetch if paused and we go online even if already unmounted (because not cancelled)', async () => {
const key = queryKey()
let count = 0
function Component() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
count++
await sleep(10)
return 'data' + count
},
}))
return (
<div>
<div>
status: {state.status}, fetchStatus: {state.fetchStatus}
</div>
<div>data: {state.data}</div>
</div>
)
}
function Page() {
const [show, setShow] = createSignal(true)
return (
<div>
{show() && <Component />}
<button onClick={() => setShow(false)}>hide</button>
</div>
)
}
const onlineMock = mockOnlineManagerIsOnline(false)
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
window.dispatchEvent(new Event('offline'))
await waitFor(() =>
rendered.getByText('status: pending, fetchStatus: paused'),
)
fireEvent.click(rendered.getByRole('button', { name: /hide/i }))
onlineMock.mockRestore()
window.dispatchEvent(new Event('online'))
await sleep(15)
expect(queryClient.getQueryState(key)).toMatchObject({
fetchStatus: 'idle',
status: 'success',
})
expect(count).toBe(1)
})
it('online queries should not fetch if paused and we go online when cancelled and no refetchOnReconnect', async () => {
const key = queryKey()
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
count++
await sleep(10)
return 'data' + count
},
refetchOnReconnect: false,
}))
return (
<div>
<button
onClick={() => queryClient.cancelQueries({ queryKey: key })}
>
cancel
</button>
<div>
status: {state.status}, fetchStatus: {state.fetchStatus}
</div>
<div>data: {state.data}</div>
</div>
)
}
const onlineMock = mockOnlineManagerIsOnline(false)
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() =>
rendered.getByText('status: pending, fetchStatus: paused'),
)
fireEvent.click(rendered.getByRole('button', { name: /cancel/i }))
await waitFor(() =>
rendered.getByText('status: pending, fetchStatus: idle'),
)
expect(count).toBe(0)
onlineMock.mockReturnValue(true)
window.dispatchEvent(new Event('online'))
await sleep(15)
await waitFor(() =>
rendered.getByText('status: pending, fetchStatus: idle'),
)
expect(count).toBe(0)
onlineMock.mockRestore()
})
it('online queries should not fetch if paused and we go online if already unmounted when signal consumed', async () => {
const key = queryKey()
let count = 0
function Component() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async ({ signal: _signal }) => {
count++
await sleep(10)
return `signal${count}`
},
}))
return (
<div>
<div>
status: {state.status}, fetchStatus: {state.fetchStatus}
</div>
<div>data: {state.data}</div>
</div>
)
}
function Page() {
const [show, setShow] = createSignal(true)
return (
<div>
{show() && <Component />}
<button onClick={() => setShow(false)}>hide</button>
<button
onClick={() => queryClient.invalidateQueries({ queryKey: key })}
>
invalidate
</button>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() =>
rendered.getByText('status: success, fetchStatus: idle'),
)
const onlineMock = mockOnlineManagerIsOnline(false)
fireEvent.click(rendered.getByRole('button', { name: /invalidate/i }))
await waitFor(() =>
rendered.getByText('status: success, fetchStatus: paused'),
)
fireEvent.click(rendered.getByRole('button', { name: /hide/i }))
await sleep(15)
onlineMock.mockReturnValue(true)
window.dispatchEvent(new Event('online'))
await sleep(15)
expect(queryClient.getQueryState(key)).toMatchObject({
fetchStatus: 'idle',
status: 'success',
})
expect(count).toBe(1)
onlineMock.mockRestore()
})
})
describe('networkMode always', () => {
it('always queries should start fetching even if you are offline', async () => {
const onlineMock = mockOnlineManagerIsOnline(false)
const key = queryKey()
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async () => {
count++
await sleep(10)
return 'data ' + count
},
networkMode: 'always',
}))
return (
<div>
<div>
status: {state.status}, isPaused: {String(state.isPaused)}
</div>
<div>data: {state.data}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() =>
rendered.getByText('status: success, isPaused: false'),
)
await waitFor(() => {
expect(rendered.getByText('data: data 1')).toBeInTheDocument()
})
onlineMock.mockRestore()
})
it('always queries should not pause retries', async () => {
const onlineMock = mockOnlineManagerIsOnline(false)
const key = queryKey()
let count = 0
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: async (): Promise<unknown> => {
count++
await sleep(10)
throw new Error('error ' + count)
},
networkMode: 'always',
retry: 1,
retryDelay: 5,
}))
return (
<div>
<div>
status: {state.status}, isPaused: {String(state.isPaused)}
</div>
<div>
error: {state.error instanceof Error && state.error.message}
</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('status: error, isPaused: false'))
await waitFor(() => {
expect(rendered.getByText('error: error 2')).toBeInTheDocument()
})
expect(count).toBe(2)
onlineMock.mockRestore()
})
})
describe('networkMode offlineFirst', () => {
it('offlineFirst queries should start fetching if you are offline, but pause retries', async () => {
const onlineMock = mockOnlineManagerIsOnline(false)
const key = queryKey()
let count = 0
function Page() {
const state = useQuery<unknown, Error>(() => ({
queryKey: key,
queryFn: async (): Promise<unknown> => {
count++
await sleep(10)
throw new Error('failed' + count)
},
retry: 2,
retryDelay: 1,
networkMode: 'offlineFirst',
}))
return (
<div>
<div>
status: {state.status}, fetchStatus: {state.fetchStatus},
failureCount: {state.failureCount}
</div>
<div>failureReason: {state.failureReason?.message ?? 'null'}</div>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
window.dispatchEvent(new Event('offline'))
await waitFor(() =>
rendered.getByText(
'status: pending, fetchStatus: paused, failureCount: 1',
),
)
await waitFor(() => rendered.getByText('failureReason: failed1'))
expect(count).toBe(1)
onlineMock.mockRestore()
window.dispatchEvent(new Event('online'))
await waitFor(() =>
rendered.getByText('status: error, fetchStatus: idle, failureCount: 3'),
)
await waitFor(() => rendered.getByText('failureReason: failed3'))
expect(count).toBe(3)
})
})
it('should have status=error on mount when a query has failed', async () => {
const key = queryKey()
const states: Array<UseQueryResult<unknown>> = []
const error = new Error('oops')
const queryFn = (): Promise<unknown> => {
throw error
}
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn,
retry: false,
retryOnMount: false,
}))
createRenderEffect(() => {
states.push({ ...state })
})
return <></>
}
await queryClient.prefetchQuery({ queryKey: key, queryFn })
render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => expect(states).toHaveLength(1))
expect(states[0]).toMatchObject({
status: 'error',
error,
})
})
it('setQueryData - should respect updatedAt', async () => {
const key = queryKey()
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: () => 'data',
}))
return (
<div>
<div>data: {state.data}</div>
<div>dataUpdatedAt: {state.dataUpdatedAt}</div>
<button
onClick={() => {
queryClient.setQueryData(key, 'newData', {
updatedAt: 100,
})
}}
>
setQueryData
</button>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
await waitFor(() => rendered.getByText('data: data'))
fireEvent.click(rendered.getByRole('button', { name: /setQueryData/i }))
await waitFor(() => rendered.getByText('data: newData'))
await waitFor(() => {
expect(rendered.getByText('dataUpdatedAt: 100')).toBeInTheDocument()
})
})
it('errorUpdateCount should increased on each fetch failure', async () => {
const key = queryKey()
const error = new Error('oops')
function Page() {
const state = useQuery(() => ({
queryKey: key,
queryFn: (): Promise<unknown> => {
throw error
},
retry: false,
}))
return (
<div>
<button onClick={() => state.refetch()}>refetch</button>
<span>data: {state.errorUpdateCount}</span>
</div>
)
}
const rendered = render(() => (
<QueryClientProvider client={queryClient}>
<Page />
</QueryClientProvider>
))
const fetchBtn = rendered.getByRole('button', { name: 'refetch' })
await waitFor(() =>
expect(rendered.getByText('data: 1')).toBeInTheDocument(),
)
fireEvent.click(fetchBtn)
await waitFor(() =>
expect(rendered.getByText('data: 2')).toBeInTheDocument(),
)
fireEvent.click(fetchBtn)
await waitFor(() =>
expect(rendered.getByText('data: 3')).toBeInTheDocument(),
)
})
it('should use provided custom queryClient', async () => {
const key = queryKey()
const queryFn = () => {
return Promise.resolve('custom client')
}
function Page() {
const state = useQuery(
() => ({ queryKey: key, queryFn }),
() => queryClient,
)
return (
<div>
<h1>Status: {state.data}</h1>
</div>
)
}
const rendered = render(() => <Page />)
await waitFor(() =>
expect(rendered.getByText('Status: custom client')).toBeInTheDocument(),
)
})
})