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.NET: [BREAKING] Change implementation to use AsFunctionTool extension method to create a function from an agent (#686)

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* Change implementation to use AsFunctionTool extension method to create a function from an agent

* Update dotnet/tests/Microsoft.Extensions.AI.Agents.UnitTests/AgentExtensionsTests.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Address code review feedback and add a new sample

* Address some code review feedback

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
This commit is contained in:
Mark Wallace
2025-09-15 09:39:38 +01:00
committed by GitHub
Unverified
parent 2a75482777
commit 636e3acf37
8 changed files with 115 additions and 58 deletions
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dotnet/tests/Microsoft.Extensions.AI.Agents.UnitTests/AgentAIFunctionFactoryTests.cs → dotnet/tests/Microsoft.Extensions.AI.Agents.UnitTests/AgentExtensionsTests.cs
+18 -18
View File
@@ -10,16 +10,16 @@ using Moq;
namespace Microsoft.Extensions.AI.Agents.UnitTests;
/// <summary>
/// Unit tests for the <see cref="AgentAIFunctionFactory"/> class.
/// Unit tests for the <see cref="AgentExtensions.AsAIFunction"/> method.
/// </summary>
public class AgentAIFunctionFactoryTests
public class AgentExtensionsTests
{
[Fact]
public void CreateFromAgent_WithNullAgent_ThrowsArgumentNullException()
{
// Act & Assert
var exception = Assert.Throws<ArgumentNullException>(() =>
AgentAIFunctionFactory.CreateFromAgent(null!));
AgentExtensions.AsAIFunction(null!));
Assert.Equal("agent", exception.ParamName);
}
@@ -33,7 +33,7 @@ public class AgentAIFunctionFactoryTests
mockAgent.Setup(a => a.Description).Returns("Test agent description");
// Act
var result = AgentAIFunctionFactory.CreateFromAgent(mockAgent.Object);
var result = mockAgent.Object.AsAIFunction();
// Assert
Assert.NotNull(result);
@@ -51,7 +51,7 @@ public class AgentAIFunctionFactoryTests
mockAgent.Setup(a => a.Description).Returns("Test description");
// Act
var result = AgentAIFunctionFactory.CreateFromAgent(mockAgent.Object);
var result = mockAgent.Object.AsAIFunction();
// Assert
Assert.NotNull(result);
@@ -60,7 +60,7 @@ public class AgentAIFunctionFactoryTests
}
[Fact]
public void CreateFromAgent_WithAgentHavingNullDescription_UsesEmptyDescription()
public void CreateFromAgent_WithAgentHavingNullDescription_UsesDefaultDescription()
{
// Arrange
var mockAgent = new Mock<AIAgent>();
@@ -68,12 +68,12 @@ public class AgentAIFunctionFactoryTests
mockAgent.Setup(a => a.Description).Returns((string?)null);
// Act
var result = AgentAIFunctionFactory.CreateFromAgent(mockAgent.Object);
var result = mockAgent.Object.AsAIFunction();
// Assert
Assert.NotNull(result);
Assert.Equal("TestAgent", result.Name);
Assert.Equal(string.Empty, result.Description);
Assert.Equal("Invoke an agent to retrieve some information.", result.Description);
}
[Fact]
@@ -91,7 +91,7 @@ public class AgentAIFunctionFactoryTests
};
// Act
var result = AgentAIFunctionFactory.CreateFromAgent(mockAgent.Object, customOptions);
var result = mockAgent.Object.AsAIFunction(customOptions);
// Assert
Assert.NotNull(result);
@@ -108,7 +108,7 @@ public class AgentAIFunctionFactoryTests
mockAgent.Setup(a => a.Description).Returns("Test agent description");
// Act
var result = AgentAIFunctionFactory.CreateFromAgent(mockAgent.Object, null);
var result = mockAgent.Object.AsAIFunction(null);
// Assert
Assert.NotNull(result);
@@ -123,7 +123,7 @@ public class AgentAIFunctionFactoryTests
var expectedResponse = new AgentRunResponse(new ChatMessage(ChatRole.Assistant, "Test response"));
var testAgent = new TestAgent("TestAgent", "Test description", expectedResponse);
var aiFunction = AgentAIFunctionFactory.CreateFromAgent(testAgent);
var aiFunction = testAgent.AsAIFunction();
// Act
var arguments = new AIFunctionArguments() { ["query"] = "Test query" };
@@ -143,7 +143,7 @@ public class AgentAIFunctionFactoryTests
using var cancellationTokenSource = new CancellationTokenSource();
var cancellationToken = cancellationTokenSource.Token;
var aiFunction = AgentAIFunctionFactory.CreateFromAgent(testAgent);
var aiFunction = testAgent.AsAIFunction();
// Act
var arguments = new AIFunctionArguments() { ["query"] = "Test query" };
@@ -161,7 +161,7 @@ public class AgentAIFunctionFactoryTests
var expectedException = new InvalidOperationException("Test exception");
var testAgent = new TestAgent("TestAgent", "Test description", expectedException);
var aiFunction = AgentAIFunctionFactory.CreateFromAgent(testAgent);
var aiFunction = testAgent.AsAIFunction();
// Act & Assert
var arguments = new AIFunctionArguments() { ["query"] = "Test query" };
@@ -180,7 +180,7 @@ public class AgentAIFunctionFactoryTests
mockAgent.Setup(a => a.Description).Returns("Test description");
// Act
var result = AgentAIFunctionFactory.CreateFromAgent(mockAgent.Object);
var result = mockAgent.Object.AsAIFunction();
// Assert
Assert.NotNull(result);
@@ -204,7 +204,7 @@ public class AgentAIFunctionFactoryTests
mockAgent.Setup(a => a.Description).Returns("Test description");
// Act
var result = AgentAIFunctionFactory.CreateFromAgent(mockAgent.Object);
var result = mockAgent.Object.AsAIFunction();
// Assert
Assert.NotNull(result);
@@ -221,7 +221,7 @@ public class AgentAIFunctionFactoryTests
mockAgent.Setup(a => a.Description).Returns(string.Empty);
// Act
var result = AgentAIFunctionFactory.CreateFromAgent(mockAgent.Object);
var result = mockAgent.Object.AsAIFunction();
// Assert
Assert.NotNull(result);
@@ -244,7 +244,7 @@ public class AgentAIFunctionFactoryTests
};
// Act
var result = AgentAIFunctionFactory.CreateFromAgent(mockAgent.Object, customOptions);
var result = mockAgent.Object.AsAIFunction(customOptions);
// Assert
Assert.NotNull(result);
@@ -265,7 +265,7 @@ public class AgentAIFunctionFactoryTests
};
var testAgent = new TestAgent("TestAgent", "Test description", expectedResponse);
var aiFunction = AgentAIFunctionFactory.CreateFromAgent(testAgent);
var aiFunction = testAgent.AsAIFunction();
// Act
var arguments = new AIFunctionArguments() { ["query"] = "Test query" };