ToolCallingTests.cs | DesignTests

using Agent.Addons;using Agent.Addons.Tools;using Agent.Core.ToolCalling;using Xunit;namespace Agent.Core.DesignTests;public class ToolCallingTests{    [Fact]    public void Default_registry_includes_get_time_and_get_date()    {        var registry = ToolRegistry.CreateDefault();        Assert.True(registry.TryInvoke(BuiltInTools.GetTimeName, "{}", out string time));        Assert.False(string.IsNullOrWhiteSpace(time));        Assert.True(registry.TryInvoke(BuiltInTools.GetDateName, "{}", out string date));        Assert.False(string.IsNullOrWhiteSpace(date));    }    [Fact]    public void Unknown_tool_returns_error_message()    {        var registry = ToolRegistry.CreateDefault();        Assert.False(registry.TryInvoke("missing_tool", "{}", out string result));        Assert.Contains("Unknown tool", result);    }    [Fact]    public void Addon_registry_includes_get_weather_example()    {        var registry = ToolRegistry.CreateDefault();        AddonTools.Register(registry);        Assert.True(registry.TryInvoke(GetWeatherTool.Name, """{"city":"London"}""", out string result));        Assert.Contains("London", result);        Assert.Contains("Example weather", result);    }    [Fact]    public void Change_name_tool_updates_name()    {        var registry = ToolRegistry.CreateDefault();        string? nameReceived = null;        registry.OnNameChanged += name => nameReceived = name;        Assert.True(registry.TryInvoke("change_name", """{"name":"Eve"}""", out string result));        Assert.Contains("Success", result);        Assert.Equal("Eve", nameReceived);    }    [Fact]    public void Change_voice_tool_updates_voice()    {        var registry = ToolRegistry.CreateDefault();        AddonTools.Register(registry);        string? voiceReceived = null;        registry.OnVoiceChanged += voice => voiceReceived = voice;        Assert.True(registry.TryInvoke("change_voice", """{"voice":"af_bella"}""", out string result));        Assert.Contains("Success", result);        Assert.Equal("af_bella", voiceReceived);    }}
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