import { Test, TestingModule } from '@nestjs/testing';
import { getRepositoryToken } from '@nestjs/typeorm';
import { Book } from '../database/entities';
import { Author } from './../database/entities/author.entity';
import { AuthorsService } from './../authors/authors.service';
import { BooksService } from './books.service';
import { ConverterService } from './../core/services/converter.service';
import { ImageService } from '../core/services';

describe('UsersService', () => {
  let service: any;

  let booksRepository: any;
  let authorsRepository: any;

  let imageService: any;
  let converterService: any;
  let authorsService: any;

  beforeEach(async () => {
    booksRepository = {
      find() {
        /* empty */
      },
      findOne() {
        /* empty */
      },
      create() {
        /* empty */
      },
      save() {
        /* empty */
      },
    };

    authorsRepository = {
      findOne() {
        /* empty */
      },
    };

    imageService = {/* empty*/ };
    converterService = {/* empty*/ };
    authorsService = {/*empty*/ };

    const module: TestingModule = await Test.createTestingModule({
      providers: [
        BooksService,
        { provide: getRepositoryToken(Book), useValue: booksRepository },
        { provide: getRepositoryToken(Author), useValue: authorsRepository },
        { provide: ImageService, useValue: imageService },
        { provide: ConverterService, useValue: converterService },
        { provide: AuthorsService, useValue: authorsService },
      ],
    }).compile();

    service = module.get<BooksService>(BooksService);
  });

  it('should be defined', () => {
    expect(service).toBeDefined();
  });
});