key-path-tests.js

import Immutable from 'immutable'
import { isKeyPath } from '../src/key-path'

describe('KeyPath', () => {
  describe('isKeyPath', () => {
    it('should return false for primitives', () => {
      expect(isKeyPath(1)).toBe(false)
      expect(isKeyPath('foo')).toBe(false)
      expect(isKeyPath(false)).toBe(false)
      expect(isKeyPath(null)).toBe(false)
    })

    it('should return true for arrays without functions at end', () => {
      expect(isKeyPath([])).toBe(true)
      expect(isKeyPath([1])).toBe(true)
      expect(isKeyPath(['foo'])).toBe(true)
      expect(isKeyPath(['foo', 'bar'])).toBe(true)
      expect(isKeyPath(['foo', 1])).toBe(true)
    })

    it('should return true for array of immutable values', () => {
      var immMap = Immutable.Map({
        foo: 'bar',
      })

      expect(isKeyPath([immMap])).toBe(true)
    })
  })
})