File query-controller.test.ts

packages/lit-query/src/tests/query-controller.test.ts:None–None

import { describe, expect, it } from 'vitest'
import { keepPreviousData, QueryClient } from '@tanstack/query-core'
import type { ReactiveController, ReactiveControllerHost } from 'lit'
import { QueryClientProvider } from '../QueryClientProvider.js'