import { vi } from "vitest"

import { debounce } from "./debounce.js"

it("is called exactly twice", async () => {
	vi.useFakeTimers()
	let counter = 0
	const f = vi.fn(async () => ++counter)
	const d = debounce(f, 100)
	d()
	d()
	d()
	vi.runAllTimers()
	d()
	d()
	d()
	vi.runAllTimers()
	expect(f).toBeCalledTimes(2)
})