import { describe, it, expect } from '@jest/globals'
import { powerSet } from './powerSet'

describe('powerSet', () => {
  it('returns the power set', () => {
    const a = new Set([1, 2])
    const result = powerSet(a)
    expect(result).toEqual(new Set([new Set(), new Set([1]), new Set([2]), new Set([1, 2])]))
  })
})