import { beforeAll, describe, expect, it } from "vitest";
import { LearningObjectRepository } from "../../src/data/content/learning-object-repository";
import { getLearningObjectRepository } from "../../src/data/repositories";
import { setupTestApp } from "../setup-tests";
import { LearningObjectIdentifier } from "../../src/entities/content/learning-object-identifier";
import { Language } from "../../src/entities/content/language";

describe('LearningObjectRepository', () => {
    let LearningObjectRepository: LearningObjectRepository;

    beforeAll(async () => {
        await setupTestApp();
        LearningObjectRepository = getLearningObjectRepository();
    });

    const id01 = new LearningObjectIdentifier('hruid_object01', Language.English, '1');
    const id02 = new LearningObjectIdentifier('hruid_object06', Language.English, '1');

    it('should return the learning object that matches identifier 1', async() => {
        const learningObject = await LearningObjectRepository.findByIdentifier(id01);

        expect(learningObject).toBeTruthy();
        expect(learningObject?.title).toBe('Undertow');
        expect(learningObject?.description).toBe('debute');
    });

    it('should return nothing because the identifier does not exist in the database', async() => {
        const learningObject = await LearningObjectRepository.findByIdentifier(id02);

        expect(learningObject).toBeNull();
    });
});