File size: 2,926 Bytes
1e92f2d |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 |
import { describe, expectTypeOf, it } from 'vitest'
import { computed, reactive } from 'vue-demi'
import { sleep } from '@tanstack/query-test-utils'
import { useInfiniteQuery } from '../useInfiniteQuery'
import type { InfiniteData } from '@tanstack/query-core'
describe('Discriminated union return type', () => {
it('data should be possibly undefined by default', () => {
const query = reactive(
useInfiniteQuery({
queryKey: ['infiniteQuery'],
queryFn: () => sleep(0).then(() => 'Some data'),
getNextPageParam: () => undefined,
initialPageParam: 0,
}),
)
// TODO: Order of generics prevents pageParams to be typed correctly. Using `unknown` for now
expectTypeOf(query.data).toEqualTypeOf<
InfiniteData<string, unknown> | undefined
>()
})
it('data should be defined when query is success', () => {
const query = reactive(
useInfiniteQuery({
queryKey: ['infiniteQuery'],
queryFn: () => sleep(0).then(() => 'Some data'),
getNextPageParam: () => undefined,
initialPageParam: 0,
}),
)
if (query.isSuccess) {
// TODO: Order of generics prevents pageParams to be typed correctly. Using `unknown` for now
expectTypeOf(query.data).toEqualTypeOf<InfiniteData<string, unknown>>()
}
})
it('error should be null when query is success', () => {
const query = reactive(
useInfiniteQuery({
queryKey: ['infiniteQuery'],
queryFn: () => sleep(0).then(() => 'Some data'),
getNextPageParam: () => undefined,
initialPageParam: 0,
}),
)
if (query.isSuccess) {
expectTypeOf(query.error).toEqualTypeOf<null>()
}
})
it('data should be undefined when query is pending', () => {
const query = reactive(
useInfiniteQuery({
queryKey: ['infiniteQuery'],
queryFn: () => sleep(0).then(() => 'Some data'),
getNextPageParam: () => undefined,
initialPageParam: 0,
}),
)
if (query.isPending) {
expectTypeOf(query.data).toEqualTypeOf<undefined>()
}
})
it('error should be defined when query is error', () => {
const query = reactive(
useInfiniteQuery({
queryKey: ['infiniteQuery'],
queryFn: () => sleep(0).then(() => 'Some data'),
getNextPageParam: () => undefined,
initialPageParam: 0,
}),
)
if (query.isError) {
expectTypeOf(query.error).toEqualTypeOf<Error>()
}
})
it('should accept computed options', () => {
const options = computed(() => ({
queryKey: ['infiniteQuery'],
queryFn: () => sleep(0).then(() => 'Some data'),
getNextPageParam: () => undefined,
initialPageParam: 0,
}))
const query = reactive(useInfiniteQuery(options))
if (query.isSuccess) {
expectTypeOf(query.data).toEqualTypeOf<InfiniteData<string, unknown>>()
}
})
})
|