From 590f0222b86e9632dca2bc20fcbbf2ec40f1604a Mon Sep 17 00:00:00 2001
From: Tom Frenken <tom.frenken@sap.com>
Date: Fri, 4 Oct 2024 13:32:04 +0200
Subject: [PATCH] adjust endpoints and update dependenceis

---
 sample-code/src/server.ts            | 6 +++---
 tests/smoke-tests/package.json       | 3 +++
 tests/smoke-tests/test/smoke.test.ts | 6 ++++++
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/sample-code/src/server.ts b/sample-code/src/server.ts
index a932a878..eb8e8b63 100644
--- a/sample-code/src/server.ts
+++ b/sample-code/src/server.ts
@@ -97,7 +97,7 @@ app.get('/ai-api/get-deployments', async (req, res) => {
   }
 });
 
-app.get('/langchain/chat', async (req, res) => {
+app.get('/langchain/invoke', async (req, res) => {
   try {
     res.send(await invoke());
   } catch (error: any) {
@@ -108,7 +108,7 @@ app.get('/langchain/chat', async (req, res) => {
   }
 });
 
-app.get('/langchain/complex-chat', async (req, res) => {
+app.get('/langchain/invoke-chain', async (req, res) => {
   try {
     res.send(await invokeChain());
   } catch (error: any) {
@@ -119,7 +119,7 @@ app.get('/langchain/complex-chat', async (req, res) => {
   }
 });
 
-app.get('/langchain/retrieval-augmented-generation', async (req, res) => {
+app.get('/langchain/invoke-rag-chain', async (req, res) => {
   try {
     res.send(await invokeRagChain());
   } catch (error: any) {
diff --git a/tests/smoke-tests/package.json b/tests/smoke-tests/package.json
index 8a7814f8..8a429dad 100644
--- a/tests/smoke-tests/package.json
+++ b/tests/smoke-tests/package.json
@@ -18,11 +18,14 @@
     "node": "^20"
   },
   "dependencies": {
+    "langchain": "0.3.2",
     "@langchain/core": "0.3.7",
+    "@langchain/textsplitters": "0.1.0",
     "@sap-ai-sdk/ai-api": "canary",
     "@sap-ai-sdk/foundation-models": "canary",
     "@sap-ai-sdk/langchain": "canary",
     "@sap-ai-sdk/orchestration": "canary",
+    "@sap-cloud-sdk/util": "^3.21.0",
     "express": "^4.21.0"
   },
   "devDependencies": {
diff --git a/tests/smoke-tests/test/smoke.test.ts b/tests/smoke-tests/test/smoke.test.ts
index 00ffb41c..3e511d63 100644
--- a/tests/smoke-tests/test/smoke.test.ts
+++ b/tests/smoke-tests/test/smoke.test.ts
@@ -12,4 +12,10 @@ describe('Smoke Test', () => {
       fetch(`${smokeTestRoute}/orchestration/simple`)
     ).resolves.toHaveProperty('status', 200);
   });
+
+  it('langchain client retrieves completion results', async () => {
+    await expect(
+      fetch(`${smokeTestRoute}/langchain/invoke`)
+    ).resolves.toHaveProperty('status', 200);
+  });
 });