dom101/test/each.test.js

DOM manipulation functions.

/* eslint-env jest */
var each = require('../each')

describe('each', function () {
  it('works with arrays', function () {
    var values = ''
    each([7, 8, 9], function (val) { values += '.' + val })
    expect(values).toEqual('.7.8.9')
  })

  it('works with array keys', function () {
    var keys = ''
    each([9, 9, 9], function (_, key) { keys += '.' + key })
    expect(keys).toEqual('.0.1.2')
  })

  it('works with objects', function () {
    var values = ''
    each({ a: 8, b: 9 }, function (val) { values += '.' + val })
    expect(values).toEqual('.8.9')
  })

  it('works with object keys', function () {
    var keys = ''
    each({ a: 1, b: 2 }, function (_, key) { keys += '.' + key })
    expect(keys).toEqual('.a.b')
  })
})