general.spec.js

import repath from '../src'
import data from './data'
import _ from 'lodash'

const join = repath({
   schemas: {
      users: {
         __keys: ["owner", "friends"]
      },

      dogs: {
         __keys: ["dog", "noEntity", "noEntities"],
         friends: "dogs"
      },

      noRoot: {
         __keys: ["noRoot"]
      }
   }
})

const {users, dogs} = join(data)

test('users[1].dog should match dogs[1]', () => {
   expect(users[1].dog).toMatchObject(_.omit(dogs[1], ["owner", "friends"]))
})

test('users[1].friends should contain an array of users', () => {
   expect(users[1].friends).toHaveLength(1)
   expect(users[1].friends[0]).toMatchObject(_.omit(users[2], ["friends", "dog", "animals"]))
})

test('dogs[1].friends should contain dogs[2] (override)', () => {
   expect(dogs[1].friends).toHaveLength(1)
   expect(dogs[1].friends[0]).toMatchObject(_.omit(dogs[2], ["owner"]))
})

test('Parsing only users should not add getters to other entities', () => {
   const {users, dogs} = join(data, 'users')
   expect(Object.getOwnPropertyDescriptor(users[1], "dog").get).toBeTruthy()
   expect(dogs[1].owner).toBe(1)
})

test('Parsing only users and dogs should not add getters to other entities', () => {
   const {users, dogs, cats} = join(data, ['users', 'dogs'])
   expect(Object.getOwnPropertyDescriptor(users[1], "dog").get).toBeTruthy()
   expect(Object.getOwnPropertyDescriptor(dogs[1], "owner").get).toBeTruthy()
   expect(cats[1].owner).toBe(1)
})

test('Parsing a reference to a non existing root should do nothing.', () => {
   expect(users[1].noRoot).toBe(1)
})

test('Parsing a reference to a non existing entity should do nothing.', () => {
   expect(users[1].noEntity).toBe(3)

   expect(users[1].noEntities).toHaveLength(2)
   expect(users[1].noEntities).toContain(3)
   expect(users[1].noEntities).toContain(4)
})

test('Properties not defined in schema should remain unchanged', () => {
   expect(users[1].name).toBe(data.users[1].name)
   expect(users[1].testArray).toBe(data.users[1].testArray)
   expect(users[1].testObject).toMatchObject(data.users[1].testObject)
})