Refactor integration tests: rename JavaAIAgentBuilderIntegrationTest for clearer context, update utility code to simplify Function usage, and adjust file organization for consistency

Signed-off-by: Sergey Karpov <[email protected]>

Author: skarpovdev

…t/JavaAIAgentBuilderIntegrationTest.java …IAgentBuilderInteropIntegrationTest.javaintegration-tests/src/jvmTest/java/ai/koog/integration/tests/agent/JavaAIAgentBuilderIntegrationTest.java renamed to integration-tests/src/jvmTest/java/ai/koog/integration/tests/agent/JavaAIAgentBuilderInteropIntegrationTest.java integration-tests/src/jvmTest/java/ai/koog/integration/tests/agent/JavaAIAgentBuilderIntegrationTest.java renamed to integration-tests/src/jvmTest/java/ai/koog/integration/tests/agent/JavaAIAgentBuilderInteropIntegrationTest.java

@@ -25,7 +25,7 @@
 /**
  * Integration tests for AIAgent builder with basic configuration, tools, and event handlers.
  */
-public class JavaAIAgentBuilderIntegrationTest extends KoogJavaTestBase {
+public class JavaAIAgentBuilderInteropIntegrationTest extends KoogJavaTestBase {
 
     private final List<AutoCloseable> resourcesToClose = new ArrayList<>();
 

…egration/tests/utils/JavaInteropUtils.kt …egration/tests/utils/JavaInteropUtils.ktintegration-tests/src/jvmTest/kotlin/ai/koog/integration/tests/utils/JavaInteropUtils.kt renamed to integration-tests/src/jvmTest/java/ai/koog/integration/tests/utils/JavaInteropUtils.kt integration-tests/src/jvmTest/kotlin/ai/koog/integration/tests/utils/JavaInteropUtils.kt renamed to integration-tests/src/jvmTest/java/ai/koog/integration/tests/utils/JavaInteropUtils.kt

@@ -23,6 +23,7 @@ import ai.koog.prompt.llm.LLModel
 import ai.koog.prompt.message.Message
 import kotlinx.coroutines.runBlocking
 import kotlinx.serialization.json.Json
+import java.util.function.Function
 
 /**
  *
@@ -139,13 +140,13 @@ object JavaInteropUtils {
     @JvmStatic
     fun <T> llmWriteSession(
         context: AIAgentFunctionalContext,
-        action: java.util.function.Function<AIAgentLLMWriteSession, T>
+        action: Function<AIAgentLLMWriteSession, T>
     ): T = context.llm.writeSession(action)
 
     @JvmStatic
     fun <T> llmReadSession(
         context: AIAgentFunctionalContext,
-        action: java.util.function.Function<AIAgentLLMReadSession, T>
+        action: Function<AIAgentLLMReadSession, T>
     ): T = context.llm.readSession(action)
 
     @JvmStatic