@eluvio/elv-js-helpers/test/unit/src/Boolean/isOfKind.test.js

A collection of Javascript helper functions used by several Eluvio libraries.

const TH = require('../../../test-helpers')
const isOfKind = TH.requireSrcFile('Boolean/isOfKind')

describe('isOfKind', () => {

  const Err = TH.requireSrcFile('ADT/Err')
  const Ok = TH.requireSrcFile('ADT/Ok')

  it('should return true if kind matches', () => {
    isOfKind('Array', [1, 2, 3]).should.be.true
  })

  it('should return false if kind does not match', () => {
    isOfKind('Array', 'foo').should.be.false
    isOfKind('Array', 1, 2, 3).should.be.false
    isOfKind('Array', undefined).should.be.false
    isOfKind('Array', null).should.be.false
    isOfKind('Array', Ok([1,2,3])).should.be.false
    isOfKind('Array', Err([1,2,3])).should.be.false
  })
})