test-assignment-joyn/src/movies.controller.spec.ts

import { Test, type TestingModule } from '@nestjs/testing';
import { MoviesController } from './movies.controller';
import { createTestOmdbEnrichedDataService } from './utils/testHelpers';

describe('AppController', () => {
    let moviesController: MoviesController;

    beforeEach(async () => {
        const app: TestingModule = await Test.createTestingModule({
            controllers: [MoviesController],
            providers: [
                {
                    provide: 'enrichedDataService',
                    useFactory: createTestOmdbEnrichedDataService,
                },
            ],
        }).compile();

        moviesController = app.get<MoviesController>(MoviesController);
    });

    describe('root', () => {
        it('should return movie by internal id', () => {
            expect(moviesController.getMovie('11528860')).toMatchObject({
                title: 'The Jungle Book',
            });
        });

        it('should return movie by imdb id', () => {
            expect(moviesController.getMovie('tt0061852')).toMatchObject({
                title: 'The Jungle Book',
            });
        });

        it('should return 404 for unknown imdb id', () => {
            expect(() => moviesController.getMovie('tt7394674')).toThrow(
                'Not Found',
            );
        });

        it('should throw an error for empty search query', () => {
            expect(() => moviesController.searchMovies({})).toThrow(
                'Query should not be empty',
            );
        });

        it('should return movies matching writer', () => {
            expect(
                moviesController.searchMovies({ writers: 'George Lucas' }),
            ).toMatchObject([
                { title: 'Indiana Jones and the Last Crusade' },
                { title: 'Star Wars: Episode IV - A New Hope' },
            ]);
        });
    });
});