/
useInfiniteQuery.types.test.tsx
86 lines (76 loc) 路 2 KB
/
useInfiniteQuery.types.test.tsx
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import { InfiniteData } from '@tanstack/query-core'
import { reactive } from 'vue'
import { useInfiniteQuery } from '../useInfiniteQuery'
import { doNotExecute, Equal, Expect, simpleFetcher } from './test-utils'
describe('Discriminated union return type', () => {
it('data should be possibly undefined by default', () => {
doNotExecute(() => {
const query = reactive(
useInfiniteQuery({
queryFn: simpleFetcher,
}),
)
const result: Expect<
Equal<InfiniteData<string> | undefined, typeof query.data>
> = true
return result
})
})
it('data should be defined when query is success', () => {
doNotExecute(() => {
const query = reactive(
useInfiniteQuery({
queryFn: simpleFetcher,
}),
)
if (query.isSuccess) {
const result: Expect<Equal<InfiniteData<string>, typeof query.data>> =
true
return result
}
return
})
})
it('error should be null when query is success', () => {
doNotExecute(() => {
const query = reactive(
useInfiniteQuery({
queryFn: simpleFetcher,
}),
)
if (query.isSuccess) {
const result: Expect<Equal<null, typeof query.error>> = true
return result
}
return
})
})
it('data should be undefined when query is loading', () => {
doNotExecute(() => {
const query = reactive(
useInfiniteQuery({
queryFn: simpleFetcher,
}),
)
if (query.isLoading) {
const result: Expect<Equal<undefined, typeof query.data>> = true
return result
}
return
})
})
it('error should be defined when query is error', () => {
doNotExecute(() => {
const query = reactive(
useInfiniteQuery({
queryFn: simpleFetcher,
}),
)
if (query.isError) {
const result: Expect<Equal<unknown, typeof query.error>> = true
return result
}
return
})
})
})