payload/test/types/types.spec.ts

import type {
  BulkOperationResult,
  JoinQuery,
  PaginatedDocs,
  SelectType,
  TypeWithVersion,
  Where,
} from 'payload'

import payload from 'payload'
import { describe, expect, test } from 'tstyche'

import type { Menu, Post, User } from './payload-types.js'

const asType = <T>() => {
  return '' as T
}

describe('Types testing', () => {
  test('payload.find', () => {
    expect(payload.find({ collection: 'users' })).type.toBe<Promise<PaginatedDocs<User>>>()
  })

  test('payload.findByID', () => {
    expect(payload.findByID({ id: 1, collection: 'users' })).type.toBe<Promise<User>>()
  })

  test('payload.findByID with disableErrors: true', () => {
    expect(payload.findByID({ id: 1, collection: 'users', disableErrors: true })).type.toBe<
      Promise<null | User>
    >()
  })

  test('payload.create', () => {
    expect(payload.create({ collection: 'users', data: { email: 'user@email.com' } })).type.toBe<
      Promise<User>
    >()
  })

  test('payload.update by ID', () => {
    expect(payload.update({ id: 1, collection: 'users', data: {} })).type.toBe<Promise<User>>()
  })

  test('payload.update many', () => {
    expect(payload.update({ where: {}, collection: 'users', data: {} })).type.toBe<
      Promise<BulkOperationResult<'users', SelectType>>
    >()
  })

  test('payload.delete by ID', () => {
    expect(payload.delete({ id: 1, collection: 'users' })).type.toBe<Promise<User>>()
  })

  test('payload.delete many', () => {
    expect(payload.delete({ where: {}, collection: 'users' })).type.toBe<
      Promise<BulkOperationResult<'users', SelectType>>
    >()
  })

  test('payload.findGlobal', () => {
    expect(payload.findGlobal({ slug: 'menu' })).type.toBe<Promise<Menu>>()
  })

  test('payload.updateGlobal', () => {
    expect(payload.updateGlobal({ data: {}, slug: 'menu' })).type.toBe<Promise<Menu>>()
  })

  test('payload.findVersions', () => {
    expect(payload.findVersions({ collection: 'posts' })).type.toBe<
      Promise<PaginatedDocs<TypeWithVersion<Post>>>
    >()
  })

  test('payload.findVersionByID', () => {
    expect(payload.findVersionByID({ id: 'id', collection: 'posts' })).type.toBe<
      Promise<TypeWithVersion<Post>>
    >()
  })

  test('payload.findGlobalVersions', () => {
    expect(payload.findGlobalVersions({ slug: 'menu' })).type.toBe<
      Promise<PaginatedDocs<TypeWithVersion<Menu>>>
    >()
  })

  test('payload.findGlobalVersionByID', () => {
    expect(payload.findGlobalVersionByID({ id: 'id', slug: 'menu' })).type.toBe<
      Promise<TypeWithVersion<Menu>>
    >()
  })

  describe('select', () => {
    test('should include only ID if select is an empty object', () => {
      expect(payload.findByID({ collection: 'posts', id: 'id', select: {} })).type.toBe<
        Promise<{ id: Post['id'] }>
      >()
    })

    test('should include only title and ID', () => {
      expect(
        payload.findByID({ collection: 'posts', id: 'id', select: { title: true } }),
      ).type.toBe<Promise<{ id: Post['id']; title?: Post['title'] }>>()
    })

    test('should exclude title', () => {
      expect(
        payload.findByID({ collection: 'posts', id: 'id', select: { title: false } }),
      ).type.toBe<Promise<Omit<Post, 'title'>>>()
    })
  })

  describe('joins', () => {
    test('join query for pages should have type never as pages does not define any joins', () => {
      expect(asType<JoinQuery<'pages'>>()).type.toBe<never>()
    })

    test('join query for pages-categories should be defined with the relatedPages key', () => {
      expect(asType<JoinQuery<'pages-categories'>>()).type.toBeAssignableWith<{
        relatedPages?: {
          limit?: number
          sort?: string
          where?: Where
        }
      }>()
    })
  })
})