Files
xinghuoapi/frontend/src/composables/__tests__/useKeyedDebouncedSearch.spec.ts

101 lines
2.5 KiB
TypeScript

import { beforeEach, afterEach, describe, expect, it, vi } from 'vitest'
import { useKeyedDebouncedSearch } from '@/composables/useKeyedDebouncedSearch'
const flushPromises = () => Promise.resolve()
describe('useKeyedDebouncedSearch', () => {
beforeEach(() => {
vi.useFakeTimers()
})
afterEach(() => {
vi.useRealTimers()
})
it('为不同 key 独立防抖触发搜索', async () => {
const search = vi.fn().mockResolvedValue([])
const onSuccess = vi.fn()
const searcher = useKeyedDebouncedSearch<string[]>({
delay: 100,
search,
onSuccess
})
searcher.trigger('a', 'foo')
searcher.trigger('b', 'bar')
expect(search).not.toHaveBeenCalled()
vi.advanceTimersByTime(100)
await flushPromises()
expect(search).toHaveBeenCalledTimes(2)
expect(search).toHaveBeenNthCalledWith(
1,
'foo',
expect.objectContaining({ key: 'a', signal: expect.any(AbortSignal) })
)
expect(search).toHaveBeenNthCalledWith(
2,
'bar',
expect.objectContaining({ key: 'b', signal: expect.any(AbortSignal) })
)
expect(onSuccess).toHaveBeenCalledTimes(2)
})
it('同 key 新请求会取消旧请求并忽略过期响应', async () => {
const resolves: Array<(value: string[]) => void> = []
const search = vi.fn().mockImplementation(
() => new Promise<string[]>((resolve) => {
resolves.push(resolve)
})
)
const onSuccess = vi.fn()
const searcher = useKeyedDebouncedSearch<string[]>({
delay: 50,
search,
onSuccess
})
searcher.trigger('rule-1', 'first')
vi.advanceTimersByTime(50)
await flushPromises()
searcher.trigger('rule-1', 'second')
vi.advanceTimersByTime(50)
await flushPromises()
expect(search).toHaveBeenCalledTimes(2)
resolves[1](['second'])
await flushPromises()
expect(onSuccess).toHaveBeenCalledTimes(1)
expect(onSuccess).toHaveBeenLastCalledWith('rule-1', ['second'])
resolves[0](['first'])
await flushPromises()
expect(onSuccess).toHaveBeenCalledTimes(1)
})
it('clearKey 会取消未执行任务', () => {
const search = vi.fn().mockResolvedValue([])
const onSuccess = vi.fn()
const searcher = useKeyedDebouncedSearch<string[]>({
delay: 100,
search,
onSuccess
})
searcher.trigger('a', 'foo')
searcher.clearKey('a')
vi.advanceTimersByTime(100)
expect(search).not.toHaveBeenCalled()
expect(onSuccess).not.toHaveBeenCalled()
})
})