test: learning object repository is getest

backend/tests/data/learning-objects.test.ts

@@ -0,0 +1,32 @@
+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();
+    });
+});