newblaccandClaude Opus 4.6
15a5cfcc61
- 9 backend security test files (auth, headers, rate-limit, middleware order, smoke, validation, WS auth, integration bootstrap) - 1 e2e test (clear-preference) - SECURITY.md policy doc These files powered the 369-test suite but were never committed. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
104 lines
3.9 KiB
TypeScript
104 lines
3.9 KiB
TypeScript
import { describe, it, expect, beforeEach, afterEach } from 'vitest';
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import request from 'supertest';
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import { initDb, closeDb, setActiveTenant } from '../../src/db.js';
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import path from 'path';
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import os from 'os';
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import fs from 'fs';
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let dbPath: string;
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let app: any;
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beforeEach(async () => {
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dbPath = path.join(os.tmpdir(), `excalidraw-headers-test-${Date.now()}-${Math.random().toString(36).slice(2)}.db`);
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initDb(dbPath);
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setActiveTenant('default');
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const mod = await import('../../src/server.js');
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app = mod.default;
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});
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afterEach(() => {
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closeDb();
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for (const suffix of ['', '-wal', '-shm']) {
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try { fs.unlinkSync(dbPath + suffix); } catch {}
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}
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});
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// ─── Security Headers ─────────────────────────────────────────────────────────
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describe('Security headers (helmet)', () => {
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it('sets X-Content-Type-Options: nosniff', async () => {
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const res = await request(app).get('/health');
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expect(res.headers['x-content-type-options']).toBe('nosniff');
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});
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it('sets X-Frame-Options header', async () => {
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const res = await request(app).get('/health');
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expect(res.headers['x-frame-options']).toBeDefined();
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});
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it('sets X-DNS-Prefetch-Control header', async () => {
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const res = await request(app).get('/health');
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expect(res.headers['x-dns-prefetch-control']).toBeDefined();
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});
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it('does NOT expose X-Powered-By: Express', async () => {
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const res = await request(app).get('/health');
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expect(res.headers['x-powered-by']).toBeUndefined();
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});
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});
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// ─── Error Leakage Prevention ────────────────────────────────────────────────
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describe('Error responses do not leak internals', () => {
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it('404 response does not contain stack traces', async () => {
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const res = await request(app).get('/api/nonexistent-endpoint-xyz');
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const body = JSON.stringify(res.body);
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expect(body).not.toMatch(/at\s+\w+\s+\(/); // No stack frames
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expect(body).not.toMatch(/node_modules/);
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expect(body).not.toMatch(/\/Users\//);
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expect(body).not.toMatch(/\/home\//);
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});
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it('500 error response uses generic message, not stack', async () => {
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// Trigger the global error handler with an invalid route that causes a crash
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// (we test error handler behavior via the sanitized message)
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const res = await request(app)
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.post('/api/elements')
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.set('Content-Type', 'application/json')
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.send('{"type":"rectangle","x":0,"y":0}'); // valid, won't trigger 500
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// Just verify non-500 responses also don't leak internals
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const body = JSON.stringify(res.body);
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expect(body).not.toMatch(/at\s+\w+\s+\(/);
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});
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it('validation error response does not leak file paths', async () => {
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const res = await request(app)
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.post('/api/elements')
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.set('Content-Type', 'application/json')
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.send('{"__proto__":{"admin":true},"type":"rectangle"}');
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expect(res.status).toBe(400);
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const body = JSON.stringify(res.body);
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expect(body).not.toMatch(/\/Users\//);
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expect(body).not.toMatch(/node_modules/);
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});
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});
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// ─── Tenant Validation ───────────────────────────────────────────────────────
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describe('Tenant switching validation', () => {
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it('PUT /api/tenant/active rejects non-existent tenant → 400', async () => {
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const res = await request(app)
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.put('/api/tenant/active')
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.send({ tenantId: 'totally-fake-tenant-that-does-not-exist' });
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expect(res.status).toBe(400);
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expect(res.body.success).toBe(false);
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});
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it('PUT /api/tenant/active with missing tenantId → 400', async () => {
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const res = await request(app)
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.put('/api/tenant/active')
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.send({});
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expect(res.status).toBe(400);
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});
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});
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