2025SELab2-project-Dwengo/backend/tests/services/learning-objects/learning-object-service.test.ts
2025-03-11 03:09:12 +00:00

83 lines
4.1 KiB
TypeScript

import { beforeAll, describe, expect, it } from 'vitest';
import { setupTestApp } from '../../setup-tests';
import { LearningObject } from '../../../src/entities/content/learning-object.entity';
import { getLearningObjectRepository } from '../../../src/data/repositories';
import learningObjectExample from '../../test-assets/learning-objects/pn-werkingnotebooks/pn-werkingnotebooks-example';
import learningObjectService from '../../../src/services/learning-objects/learning-object-service';
import { LearningObjectIdentifier } from '../../../src/interfaces/learning-content';
import { Language } from '../../../src/entities/content/language';
import { EnvVars, getEnvVar } from '../../../src/util/envvars';
const TEST_LEARNING_OBJECT_TITLE = 'Test title';
const EXPECTED_DWENGO_LEARNING_OBJECT_TITLE = 'Werken met notebooks';
const DWENGO_TEST_LEARNING_OBJECT_ID: LearningObjectIdentifier = {
hruid: 'pn_werkingnotebooks',
language: Language.Dutch,
version: 3,
};
async function initExampleData(): Promise<LearningObject> {
const learningObjectRepo = getLearningObjectRepository();
const learningObject = learningObjectExample.createLearningObject();
learningObject.title = TEST_LEARNING_OBJECT_TITLE;
await learningObjectRepo.save(learningObject);
return learningObject;
}
describe('LearningObjectService', () => {
let exampleLearningObject: LearningObject;
beforeAll(async () => {
await setupTestApp();
exampleLearningObject = await initExampleData();
});
describe('getLearningObjectById', () => {
it('returns the learning object from the Dwengo API if it does not have the user content prefix', async () => {
const result = await learningObjectService.getLearningObjectById(DWENGO_TEST_LEARNING_OBJECT_ID);
expect(result).not.toBeNull();
expect(result?.title).toBe(EXPECTED_DWENGO_LEARNING_OBJECT_TITLE);
});
it('returns the learning object from the database if it does have the user content prefix', async () => {
const result = await learningObjectService.getLearningObjectById(exampleLearningObject);
expect(result).not.toBeNull();
expect(result?.title).toBe(exampleLearningObject.title);
});
it('returns null if the hruid does not have the user content prefix and does not exist in the Dwengo repo', async () => {
const result = await learningObjectService.getLearningObjectById({
hruid: 'non-existing',
language: Language.Dutch,
});
expect(result).toBeNull();
});
});
describe('getLearningObjectHTML', () => {
it('returns the expected HTML when queried with the identifier of a learning object saved in the database', async () => {
const result = await learningObjectService.getLearningObjectHTML(exampleLearningObject);
expect(result).not.toBeNull();
expect(result).toEqual(learningObjectExample.getHTMLRendering());
});
it(
'returns the same HTML as the Dwengo API when queried with the identifier of a learning object that does ' +
'not start with the user content prefix',
async () => {
const result = await learningObjectService.getLearningObjectHTML(DWENGO_TEST_LEARNING_OBJECT_ID);
expect(result).not.toBeNull();
const htmlFromDwengoApi = await fetch(
getEnvVar(EnvVars.LearningContentRepoApiBaseUrl) +
`/learningObject/getRaw?hruid=${DWENGO_TEST_LEARNING_OBJECT_ID.hruid}&language=${DWENGO_TEST_LEARNING_OBJECT_ID.language}&version=${DWENGO_TEST_LEARNING_OBJECT_ID.version}`
).then((it) => it.text());
expect(result).toEqual(htmlFromDwengoApi);
}
);
it('returns null when queried with a non-existing identifier', async () => {
const result = await learningObjectService.getLearningObjectHTML({
hruid: 'non_existing_hruid',
language: Language.Dutch,
});
expect(result).toBeNull();
});
});
});