chore: import upstream snapshot with attribution

2026-07-13 13:21:23 +08:00
commit b957a53def
5423 changed files with 863745 additions and 0 deletions
@@ -0,0 +1,87 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+using Microsoft.SemanticKernel;
+using Microsoft.SemanticKernel.Agents;
+using Microsoft.SemanticKernel.Agents.Orchestration;
+using Microsoft.SemanticKernel.Agents.Orchestration.Sequential;
+using Microsoft.SemanticKernel.Agents.Runtime.InProcess;
+
+namespace GettingStarted.Orchestration;
+
+/// <summary>
+/// Demonstrates how to use the <see cref="SequentialOrchestration"/> for
+/// executing multiple agents in sequence, i.e.the output of one agent is
+/// the input to the next agent.
+/// </summary>
+public class Step02_Sequential(ITestOutputHelper output) : BaseOrchestrationTest(output)
+{
+    [Theory]
+    [InlineData(false)]
+    [InlineData(true)]
+    public async Task SequentialTaskAsync(bool streamedResponse)
+    {
+        // Define the agents
+        ChatCompletionAgent analystAgent =
+            this.CreateChatCompletionAgent(
+                name: "Analyst",
+                instructions:
+                """
+                You are a marketing analyst. Given a product description, identify:
+                - Key features
+                - Target audience
+                - Unique selling points
+                """,
+                description: "A agent that extracts key concepts from a product description.");
+        ChatCompletionAgent writerAgent =
+            this.CreateChatCompletionAgent(
+                name: "copywriter",
+                instructions:
+                """
+                You are a marketing copywriter. Given a block of text describing features, audience, and USPs,
+                compose a compelling marketing copy (like a newsletter section) that highlights these points.
+                Output should be short (around 150 words), output just the copy as a single text block.
+                """,
+                description: "An agent that writes a marketing copy based on the extracted concepts.");
+        ChatCompletionAgent editorAgent =
+            this.CreateChatCompletionAgent(
+                name: "editor",
+                instructions:
+                """
+                You are an editor. Given the draft copy, correct grammar, improve clarity, ensure consistent tone,
+                give format and make it polished. Output the final improved copy as a single text block.
+                """,
+                description: "An agent that formats and proofreads the marketing copy.");
+
+        // Create a monitor to capturing agent responses (via ResponseCallback)
+        // to display at the end of this sample. (optional)
+        // NOTE: Create your own callback to capture responses in your application or service.
+        OrchestrationMonitor monitor = new();
+        // Define the orchestration
+        SequentialOrchestration orchestration =
+            new(analystAgent, writerAgent, editorAgent)
+            {
+                LoggerFactory = this.LoggerFactory,
+                ResponseCallback = monitor.ResponseCallback,
+                StreamingResponseCallback = streamedResponse ? monitor.StreamingResultCallback : null,
+            };
+
+        // Start the runtime
+        InProcessRuntime runtime = new();
+        await runtime.StartAsync();
+
+        // Run the orchestration
+        string input = "An eco-friendly stainless steel water bottle that keeps drinks cold for 24 hours";
+        Console.WriteLine($"\n# INPUT: {input}\n");
+        OrchestrationResult<string> result = await orchestration.InvokeAsync(input, runtime);
+        string text = await result.GetValueAsync(TimeSpan.FromSeconds(ResultTimeoutInSeconds));
+        Console.WriteLine($"\n# RESULT: {text}");
+
+        await runtime.RunUntilIdleAsync();
+
+        Console.WriteLine("\n\nORCHESTRATION HISTORY");
+        foreach (ChatMessageContent message in monitor.History)
+        {
+            this.WriteAgentChatMessage(message);
+        }
+    }
+}