style: verander de structuur van de testmap

backend/tests/data/users/teachers.test.ts

@@ -0,0 +1,51 @@
+import { describe, it, expect, beforeAll } from 'vitest';
+import { TeacherRepository } from '../../../src/data/users/teacher-repository';
+import { setupTestApp } from '../../setup-tests';
+import { getTeacherRepository } from '../../../src/data/repositories';
+import { Teacher } from '../../../src/entities/users/teacher.entity';
+
+const username = 'testteacher';
+const firstName = 'John';
+const lastName = 'Doe';
+describe('TeacherRepository', () => {
+    let teacherRepository: TeacherRepository;
+
+    beforeAll(async () => {
+        await setupTestApp();
+        teacherRepository = getTeacherRepository();
+    });
+
+    it('should not return a teacher because username does not exist', async () => {
+        const teacher = await teacherRepository.findByUsername('test');
+
+        expect(teacher).toBeNull();
+    });
+
+    it('should return teacher from the datbase', async () => {
+        const teacher = await teacherRepository.findByUsername('FooFighters');
+
+        expect(teacher).toBeTruthy();
+        expect(teacher?.firstName).toBe('Dave');
+        expect(teacher?.lastName).toBe('Grohl');
+    });
+
+    it('should return the queried teacher after he was added', async () => {
+        await teacherRepository.insert(
+            new Teacher(username, firstName, lastName)
+        );
+
+        const retrievedTeacher =
+            await teacherRepository.findByUsername(username);
+        expect(retrievedTeacher).toBeTruthy();
+        expect(retrievedTeacher?.firstName).toBe(firstName);
+        expect(retrievedTeacher?.lastName).toBe(lastName);
+    });
+
+    it('should no longer return the queried teacher after he was removed again', async () => {
+        await teacherRepository.deleteByUsername('ZesdeMetaal');
+
+        const retrievedTeacher =
+            await teacherRepository.findByUsername('ZesdeMetaal');
+        expect(retrievedTeacher).toBeNull();
+    });
+});