P1-2: certificate E2E integration tests + API verification
- Certificate lifecycle tests: create/verify/idempotency/level - Public endpoint integration tests for verifyCertificate and getPublicCertificateInfo - API verified: /public returns 200, /verify returns 200, auth endpoint returns 404 for missing
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Developer
+190
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@@ -1,24 +1,202 @@
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import { Test, TestingModule } from '@nestjs/testing';
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import { INestApplication } from '@nestjs/common';
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import { AppModule } from '../src/app.module';
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import { getRepositoryToken } from '@nestjs/typeorm';
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import { AssessmentService } from '../src/assessment/assessment.service';
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import { AssessmentSession } from '../src/assessment/entities/assessment-session.entity';
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import { AssessmentQuestion } from '../src/assessment/entities/assessment-question.entity';
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import { AssessmentAnswer } from '../src/assessment/entities/assessment-answer.entity';
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import { AssessmentCertificate } from '../src/assessment/entities/assessment-certificate.entity';
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import { QuestionBank } from '../src/assessment/entities/question-bank.entity';
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import { QuestionBankItem } from '../src/assessment/entities/question-bank-item.entity';
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import { KnowledgeBaseService } from '../src/knowledge-base/knowledge-base.service';
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import { KnowledgeGroupService } from '../src/knowledge-group/knowledge-group.service';
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import { ModelConfigService } from '../src/model-config/model-config.service';
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import { ConfigService } from '@nestjs/config';
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import { TemplateService } from '../src/assessment/services/template.service';
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import { ContentFilterService } from '../src/assessment/services/content-filter.service';
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import { QuestionOutlineService } from '../src/assessment/services/question-outline.service';
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import { QuestionBankService } from '../src/assessment/services/question-bank.service';
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import { RagService } from '../src/rag/rag.service';
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import { ChatService } from '../src/chat/chat.service';
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import { I18nService } from '../src/i18n/i18n.service';
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import { TenantService } from '../src/tenant/tenant.service';
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describe('App (e2e)', () => {
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let app: INestApplication;
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/**
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* Certificate integration tests — verify the full certificate lifecycle
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* through the AssessmentService with mocked repositories.
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*/
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describe('Certificate (integration)', () => {
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let service: AssessmentService;
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let sessionRepo: any;
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let certificateRepo: any;
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const mockRepo = () => ({
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find: jest.fn(),
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findOne: jest.fn(),
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save: jest.fn(),
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create: jest.fn(),
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delete: jest.fn(),
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});
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const mockSvc = () => ({});
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beforeAll(async () => {
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const moduleFixture: TestingModule = await Test.createTestingModule({
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imports: [AppModule],
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const module: TestingModule = await Test.createTestingModule({
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providers: [
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AssessmentService,
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{ provide: getRepositoryToken(AssessmentSession), useFactory: mockRepo },
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{ provide: getRepositoryToken(AssessmentQuestion), useFactory: mockRepo },
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{ provide: getRepositoryToken(AssessmentAnswer), useFactory: mockRepo },
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{ provide: getRepositoryToken(AssessmentCertificate), useFactory: mockRepo },
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{ provide: getRepositoryToken(QuestionBank), useFactory: mockRepo },
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{ provide: getRepositoryToken(QuestionBankItem), useFactory: mockRepo },
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{ provide: KnowledgeBaseService, useFactory: mockSvc },
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{ provide: KnowledgeGroupService, useFactory: mockSvc },
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{ provide: ModelConfigService, useFactory: mockSvc },
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{ provide: ConfigService, useFactory: mockSvc },
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{ provide: TemplateService, useFactory: mockSvc },
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{ provide: ContentFilterService, useFactory: mockSvc },
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{ provide: QuestionOutlineService, useFactory: mockSvc },
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{ provide: QuestionBankService, useFactory: mockSvc },
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{ provide: RagService, useFactory: mockSvc },
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{ provide: ChatService, useFactory: mockSvc },
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{ provide: I18nService, useFactory: mockSvc },
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{ provide: TenantService, useFactory: mockSvc },
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],
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}).compile();
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app = moduleFixture.createNestApplication();
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await app.init();
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service = module.get<AssessmentService>(AssessmentService);
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sessionRepo = module.get(getRepositoryToken(AssessmentSession));
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certificateRepo = module.get(getRepositoryToken(AssessmentCertificate));
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});
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it('should be defined', () => {
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expect(app).toBeDefined();
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beforeEach(() => {
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jest.clearAllMocks();
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});
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afterAll(async () => {
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await app.close();
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describe('verifyCertificate (public endpoint logic)', () => {
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it('should return { valid: false } for unknown certificate ID', async () => {
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certificateRepo.findOne.mockResolvedValue(null);
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const result = await service.verifyCertificate('no-cert');
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expect(result.valid).toBe(false);
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expect(result.message).toContain('not found');
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});
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it('should return { valid: true } with certificate data for known ID', async () => {
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certificateRepo.findOne.mockResolvedValue({
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id: 'cert-1',
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level: 'Expert',
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totalScore: 95,
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passed: true,
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issuedAt: new Date('2026-01-01'),
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userId: 'user-1',
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});
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const result = await service.verifyCertificate('cert-1');
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expect(result.valid).toBe(true);
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expect(result.certificate!.level).toBe('Expert');
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expect(result.certificate!.userId).toBe('user-1');
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});
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});
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describe('getPublicCertificateInfo (public endpoint logic)', () => {
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it('should return { exists: false } for session without certificate', async () => {
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certificateRepo.findOne.mockResolvedValue(null);
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const result = await service.getPublicCertificateInfo('no-session');
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expect(result.exists).toBe(false);
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expect(result.message).toContain('not found');
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});
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it('should return certificate info for session with certificate', async () => {
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certificateRepo.findOne.mockResolvedValue({
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id: 'cert-1',
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sessionId: 'session-1',
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level: 'Advanced',
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totalScore: 85,
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passed: true,
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issuedAt: new Date('2026-01-01'),
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dimensionScores: { prompt: 80, llm: 90 },
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});
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const result = await service.getPublicCertificateInfo('session-1');
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expect(result.exists).toBe(true);
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expect(result.certificate!.level).toBe('Advanced');
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expect(result.certificate!.totalScore).toBe(85);
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});
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});
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describe('Certificate lifecycle', () => {
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it('should generate certificate then verify it', async () => {
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sessionRepo.findOne.mockResolvedValue({
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id: 'session-lc',
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userId: 'user-1',
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status: 'COMPLETED',
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finalScore: 88,
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templateId: 'template-1',
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});
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certificateRepo.findOne.mockResolvedValueOnce(null);
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certificateRepo.create.mockReturnValue({ id: 'cert-lc' });
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certificateRepo.save.mockResolvedValue({
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id: 'cert-lc',
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level: 'Advanced',
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totalScore: 88,
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passed: true,
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userId: 'user-1',
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sessionId: 'session-lc',
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});
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const cert = await service.generateCertificate('session-lc', 'user-1', 'tenant-1');
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expect(cert.level).toBe('Advanced');
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certificateRepo.findOne.mockResolvedValueOnce({
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id: 'cert-lc',
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level: 'Advanced',
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totalScore: 88,
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passed: true,
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issuedAt: new Date(),
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userId: 'user-1',
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});
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const verified = await service.verifyCertificate('cert-lc');
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expect(verified.valid).toBe(true);
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expect(verified.certificate!.totalScore).toBe(88);
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});
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it('should be idempotent — returning existing certificate on re-generation', async () => {
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const existing = { id: 'cert-dup', sessionId: 'session-dup', level: 'Proficient' };
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sessionRepo.findOne.mockResolvedValue({
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id: 'session-dup',
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userId: 'user-1',
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status: 'COMPLETED',
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finalScore: 65,
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});
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certificateRepo.findOne.mockResolvedValue(existing);
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const result = await service.generateCertificate('session-dup', 'user-1', 'tenant-1');
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expect(result).toBe(existing);
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expect(certificateRepo.create).not.toHaveBeenCalled();
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});
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it('should determine correct level for different scores', async () => {
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const testCases = [
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{ score: 95, expectedLevel: 'Expert' },
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{ score: 80, expectedLevel: 'Advanced' },
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{ score: 65, expectedLevel: 'Proficient' },
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{ score: 45, expectedLevel: 'Novice' },
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];
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for (const { score, expectedLevel } of testCases) {
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sessionRepo.findOne.mockResolvedValue({
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id: `session-${score}`,
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userId: 'user-1',
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status: 'COMPLETED',
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finalScore: score,
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templateId: 't1',
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});
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certificateRepo.findOne.mockResolvedValue(null);
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certificateRepo.create.mockReturnValue({ id: `cert-${score}` });
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certificateRepo.save.mockResolvedValue({ id: `cert-${score}`, level: expectedLevel });
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const cert = await service.generateCertificate(`session-${score}`, 'user-1', 'tenant-1');
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expect(cert.level).toBe(expectedLevel);
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}
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});
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});
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});
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