chore: import upstream snapshot with attribution

dotnet/tests/Microsoft.Agents.AI.A2A.UnitTests/Extensions/A2AClientExtensionsTests.cs

@@ -0,0 +1,110 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+using System;
+using A2A;
+
+namespace Microsoft.Agents.AI.A2A.UnitTests;
+
+/// <summary>
+/// Unit tests for the A2AClientExtensions class.
+/// </summary>
+public sealed class A2AClientExtensionsTests
+{
+    [Fact]
+    public void AsAIAgent_WithAllParameters_ReturnsA2AAgentWithSpecifiedProperties()
+    {
+        // Arrange
+        var a2aClient = new A2AClient(new Uri("http://test-endpoint"));
+
+        const string TestId = "test-agent-id";
+        const string TestName = "Test Agent";
+        const string TestDescription = "This is a test agent description";
+
+        // Act
+        var agent = a2aClient.AsAIAgent(TestId, TestName, TestDescription);
+
+        // Assert
+        Assert.NotNull(agent);
+        Assert.IsType<A2AAgent>(agent);
+        Assert.Equal(TestId, agent.Id);
+        Assert.Equal(TestName, agent.Name);
+        Assert.Equal(TestDescription, agent.Description);
+    }
+
+    [Fact]
+    public void AsAIAgent_WithIA2AClient_ReturnsA2AAgentWithSpecifiedProperties()
+    {
+        // Arrange - use IA2AClient reference type to verify the extension method works with the interface
+        IA2AClient a2aClient = new A2AClient(new Uri("http://test-endpoint"));
+
+        const string TestId = "ia2a-agent-id";
+        const string TestName = "IA2A Agent";
+        const string TestDescription = "Agent created from IA2AClient";
+
+        // Act
+        var agent = a2aClient.AsAIAgent(TestId, TestName, TestDescription);
+
+        // Assert
+        Assert.NotNull(agent);
+        Assert.IsType<A2AAgent>(agent);
+        Assert.Equal(TestId, agent.Id);
+        Assert.Equal(TestName, agent.Name);
+        Assert.Equal(TestDescription, agent.Description);
+    }
+
+    [Fact]
+    public void AsAIAgent_WithIA2AClient_ExposesClientViaGetService()
+    {
+        // Arrange
+        IA2AClient a2aClient = new A2AClient(new Uri("http://test-endpoint"));
+
+        // Act
+        var agent = a2aClient.AsAIAgent();
+
+        // Assert
+        var service = agent.GetService(typeof(IA2AClient));
+        Assert.NotNull(service);
+        Assert.Same(a2aClient, service);
+    }
+
+    [Fact]
+    public void AsAIAgent_WithOptions_ReturnsA2AAgentWithSpecifiedProperties()
+    {
+        // Arrange
+        var a2aClient = new A2AClient(new Uri("http://test-endpoint"));
+        var options = new A2AAgentOptions
+        {
+            Id = "options-agent-id",
+            Name = "Options Agent",
+            Description = "Agent created with options"
+        };
+
+        // Act
+        var agent = a2aClient.AsAIAgent(options);
+
+        // Assert
+        Assert.NotNull(agent);
+        Assert.IsType<A2AAgent>(agent);
+        Assert.Equal("options-agent-id", agent.Id);
+        Assert.Equal("Options Agent", agent.Name);
+        Assert.Equal("Agent created with options", agent.Description);
+    }
+
+    [Fact]
+    public void AsAIAgent_WithEmptyOptions_ReturnsA2AAgentWithDefaultProperties()
+    {
+        // Arrange
+        var a2aClient = new A2AClient(new Uri("http://test-endpoint"));
+
+        // Act
+        var agent = a2aClient.AsAIAgent(new A2AAgentOptions());
+
+        // Assert
+        Assert.NotNull(agent);
+        Assert.IsType<A2AAgent>(agent);
+        Assert.NotNull(agent.Id);
+        Assert.NotEmpty(agent.Id);
+        Assert.Null(agent.Name);
+        Assert.Null(agent.Description);
+    }
+}