import { describe, expect, test } from '@jest/globals'
import { isSubset } from './isSubset.js'

describe('isSubset', () => {
  test('{ 1 } is a subset of { 1 }', () => {
    const a = new Set([1])
    const b = new Set([1])
    expect(isSubset(a, b)).toEqual(true)
  })
})