/
test-utils.ts
62 lines (52 loc) 路 1.33 KB
/
test-utils.ts
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/* istanbul ignore file */
export function flushPromises(timeout = 0): Promise<unknown> {
return new Promise(function (resolve) {
setTimeout(resolve, timeout)
})
}
export function simpleFetcher(): Promise<string> {
return new Promise((resolve) => {
setTimeout(() => {
return resolve('Some data')
}, 0)
})
}
export function getSimpleFetcherWithReturnData(returnData: unknown) {
return () =>
new Promise((resolve) => setTimeout(() => resolve(returnData), 0))
}
export function infiniteFetcher({
pageParam = 0,
}: {
pageParam?: number
}): Promise<string> {
return new Promise((resolve) => {
setTimeout(() => {
return resolve('data on page ' + pageParam)
}, 0)
})
}
export function rejectFetcher(): Promise<Error> {
return new Promise((_, reject) => {
setTimeout(() => {
return reject(new Error('Some error'))
}, 0)
})
}
export function successMutator<T>(param: T): Promise<T> {
return new Promise((resolve) => {
setTimeout(() => {
return resolve(param)
}, 0)
})
}
export function errorMutator<T>(_: T): Promise<Error> {
return rejectFetcher()
}
export type Equal<X, Y> = (<T>() => T extends X ? 1 : 2) extends <
T,
>() => T extends Y ? 1 : 2
? true
: false
export type Expect<T extends true> = T
export const doNotExecute = (_func: () => void) => true