@instructure/quiz-interactions/src/util/__tests__/setFromArray.test.js

A React UI component Library for quiz interaction types.

import setFromArray from '../setFromArray'

describe('setFromArray', () => {
  it('constructs a set from an array', () => {
    const s = setFromArray([1, 1, 2, 3, 4])
    expect(s.constructor).toBe(Set)
    expect(s.size).toBe(4)
  })
})