Add Health/Recommendations/Request/Webhook controllers

test/app/controllers/WebhookController.test.ts

@@ -0,0 +1,31 @@
+import { describe, expect, it, vi } from 'vitest';
+import Fastify from 'fastify';
+import { WebhookController } from '../../../src/app/controllers/WebhookController';
+import type { PromptService } from '../../../src/core/langfuse/PromptService';
+
+describe('WebhookController', () => {
+  it('invalidates a single prompt when promptName is given', async () => {
+    const invalidate = vi.fn();
+    const app = Fastify();
+    new WebhookController({ invalidate } as unknown as PromptService).register(app);
+
+    const res = await app.inject({
+      method: 'POST',
+      url: '/webhooks/langfuse/invalidate',
+      payload: { promptName: 'movie-recommender' },
+    });
+    expect(res.statusCode).toBe(200);
+    expect(invalidate).toHaveBeenCalledWith('movie-recommender');
+    expect(res.json()).toEqual({ invalidated: true, promptName: 'movie-recommender' });
+  });
+
+  it('invalidates the whole cache when no promptName is given', async () => {
+    const invalidate = vi.fn();
+    const app = Fastify();
+    new WebhookController({ invalidate } as unknown as PromptService).register(app);
+
+    const res = await app.inject({ method: 'POST', url: '/webhooks/langfuse/invalidate', payload: {} });
+    expect(invalidate).toHaveBeenCalledWith(undefined);
+    expect(res.json()).toEqual({ invalidated: true, promptName: 'all' });
+  });
+});