Exchanged GPT-3.5 for Gemini-1.5 in OrchestrationTest (#238)

* Switch GPT-3.5 for Gemini-1.5 in OrchestrationTest.

* Re-add test for existence of ID.

---------

Co-authored-by: Jonas Israel <[email protected]>

Author: Jonas-Isr

sample-code/spring-app/src/main/java/com/sap/ai/sdk/app/controllers/OrchestrationController.java

@@ -1,7 +1,7 @@
 package com.sap.ai.sdk.app.controllers;
 
 import static com.sap.ai.sdk.app.controllers.OpenAiController.send;
-import static com.sap.ai.sdk.orchestration.OrchestrationAiModel.GPT_35_TURBO;
+import static com.sap.ai.sdk.orchestration.OrchestrationAiModel.GEMINI_1_5_FLASH;
 import static com.sap.ai.sdk.orchestration.OrchestrationAiModel.Parameter.TEMPERATURE;
 
 import com.sap.ai.sdk.core.AiCoreService;
@@ -39,7 +39,7 @@
 class OrchestrationController {
   private final OrchestrationClient client = new OrchestrationClient();
   OrchestrationModuleConfig config =
-      new OrchestrationModuleConfig().withLlmConfig(GPT_35_TURBO.withParam(TEMPERATURE, 0.0));
+      new OrchestrationModuleConfig().withLlmConfig(GEMINI_1_5_FLASH.withParam(TEMPERATURE, 0.0));
 
   /**
    * Chat request to OpenAI through the Orchestration service with a simple prompt.

sample-code/spring-app/src/test/java/com/sap/ai/sdk/app/controllers/OrchestrationTest.java

@@ -68,7 +68,7 @@ void testTemplate() {
         .isEqualTo("Reply with 'Orchestration Service is working!' in German");
     assertThat(result.getAllMessages().get(0).role()).isEqualTo("user");
     var llm = (LLMModuleResultSynchronous) response.getModuleResults().getLlm();
-    assertThat(llm.getId()).isNotEmpty();
+    assertThat(llm.getId()).isEmpty();
     assertThat(llm.getObject()).isEqualTo("chat.completion");
     assertThat(llm.getCreated()).isGreaterThan(1);
     assertThat(llm.getModel()).isEqualTo(modelName);