tests for sequential and parallel agent invocation

fluent/agentic/pom.xml

@@ -60,6 +60,12 @@
             <scope>test</scope>
             <version>1.2.0-SNAPSHOT</version>
         </dependency>
+        <dependency>
+            <groupId>io.serverlessworkflow</groupId>
+            <artifactId>serverlessworkflow-experimental-lambda</artifactId>
+            <version>${project.version}</version>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
 </project>

fluent/agentic/src/test/java/io/serverlessworkflow/fluent/agentic/Agents.java

@@ -16,6 +16,7 @@
 package io.serverlessworkflow.fluent.agentic;
 
 import dev.langchain4j.agentic.Agent;
+import dev.langchain4j.agentic.internal.AgentInstance;
 import dev.langchain4j.service.UserMessage;
 import dev.langchain4j.service.V;
 import java.util.List;
@@ -34,4 +35,136 @@ interface MovieExpert {
     @Agent
     List<String> findMovie(@V("mood") String mood);
   }
-}
+
+  interface SettingAgent extends AgentInstance {
+
+    @UserMessage(
+        """
+              Create a vivid  {{style}} setting. It should include the time period, the state of technology,
+              key locations, and a brief description of the world’s political or social situation.
+              Make it imaginative, atmospheric, and suitable for a {{style}}  novel.
+            """)
+    @Agent(
+        "Generates an imaginative setting including timeline, technology level, and world structure")
+    String invoke(@V("style") String style);
+  }
+
+  interface HeroAgent extends AgentInstance {
+
+    @UserMessage(
+        """
+              Invent a compelling protagonist for a {{style}} story. Describe their background, personality,
+              motivations, and any unique skills or traits.
+            """)
+    @Agent("Creates a unique and relatable protagonist with rich backstory and motivations.")
+    String invoke(@V("style") String style);
+  }
+
+  interface ConflictAgent extends AgentInstance {
+
+    @UserMessage(
+        """
+                  Generate a central conflict or threat for a {{style}} plot. It can be external or
+                  internal (e.g. moral dilemma, personal transformation).
+                  Make it high-stakes and thematically rich.
+                """)
+    @Agent("Proposes a central conflict or dramatic tension to drive a compelling narrative.")
+    String invoke(@V("style") String style);
+  }
+
+  interface FactAgent extends AgentInstance {
+
+    @UserMessage(
+        """
+                  Generate a unique sci-fi fact about an alien civilization's {{goal}} environment or evolutionary history. Make it imaginative and specific.
+            """)
+    @Agent("Generates a core fact that defines the foundation of an civilization.")
+    String invoke(@V("fact") String fact);
+  }
+
+  interface CultureAgent extends AgentInstance {
+
+    @UserMessage(
+        """
+                  Given the following sci-fi fact about an civilization, describe 3–5 unique cultural traits, traditions, or societal structures that naturally emerge from this environment.
+                  Fact:
+                  {{fact}}
+            """)
+    @Agent("Derives cultural traits from the environmental/evolutionary fact.")
+    List<String> invoke(@V("fact") String fact);
+  }
+
+  interface TechnologyAgent extends AgentInstance {
+
+    @UserMessage(
+        """
+                  Given the following sci-fi fact about an alien civilization, describe 3–5 technologies or engineering solutions they might have developed. Focus on tools, transportation, communication, and survival systems.
+                  Fact:
+                  {{fact}}
+            """)
+    @Agent("Derives plausible technological inventions from the fact.")
+    List<String> invoke(@V("fact") String fact);
+  }
+
+  interface StorySeedAgent extends AgentInstance {
+
+    @UserMessage(
+        """
+                  You are a science fiction writer. Given the following title, come up with a short story premise. Describe the world, the central concept, and the thematic direction (e.g., dystopia, exploration, AI ethics).
+                  Title: {{title}}
+            """)
+    @Agent("Generates a high-level sci-fi premise based on a title.")
+    String invoke(@V("title") String title);
+  }
+
+  interface PlotAgent extends AgentInstance {
+
+    @UserMessage(
+        """
+                  Using the following premise, outline a three-act structure for a science fiction short story. Include a brief description of the main character, the inciting incident, the rising conflict, and the resolution.
+                  Premise:
+                  {{premise}}
+                """)
+    @Agent("Transforms a premise into a structured sci-fi plot.")
+    String invoke(@V("premise") String premise);
+  }
+
+  interface SceneAgent extends AgentInstance {
+
+    @UserMessage(
+        """
+                  Write the opening scene of a science fiction short story based on the following plot outline. Introduce the main character and immerse the reader in the setting. Use vivid, cinematic language.
+                  Plot:
+                  {{plot}}
+                """)
+    @Agent("Generates the opening scene of the story from a plot outline.")
+    String invoke(@V("plot") String plot);
+  }
+
+  interface MeetingInvitationDraft extends AgentInstance {
+
+    @UserMessage(
+        """
+                  You are a professional meeting invitation writer. Draft a concise and clear meeting invitation email based on the following details:
+                  Subject: {{subject}}
+                  Date: {{date}}
+                  Time: {{time}}
+                  Location: {{location}}
+                  Agenda: {{agenda}}
+                """)
+    @Agent("Drafts a professional meeting invitation email.")
+    String invoke(@V("subject") String subject, @V("date") String date, @V("time") String time, @V("location") String location, @V("agenda") String agenda);
+  }
+
+  interface MeetingInvitationStyle extends AgentInstance {
+
+    @UserMessage(
+        """
+                  You are a professional meeting invitation writer. Rewrite the following meeting invitation email to better fit the {{style}} style:
+                  Original Invitation: {{invitation}}
+                """)
+    @Agent("Edits a meeting invitation email to better fit a given style.")
+    String invoke(@V("invitation") String invitation, @V("style") String style);
+  }
+
+ }