using System.Text.Json;
using BuildFlow.Infrastructure.AI;
using Microsoft.Extensions.AI;
using Xunit;

namespace BuildFlow.Rag.Tests;

/// <summary>
/// OpenAI 兼容请求载荷测试。确保本地推理模型默认关闭 reasoning 空转阶段。
/// </summary>
public class OpenAiCompatibleChatRequestPayloadTests
{
    [Fact]
    public void BuildJsonShouldDisableReasoningEffort()
    {
        var config = new AiModelRuntimeConfig(
            "qwen/qwen3.6-27b",
            "http://localhost:1234/v1",
            "lm-studio",
            null,
            128,
            0);

        var json = OpenAiCompatibleChatRequestPayload.BuildJson(
            config,
            [new ChatMessage(ChatRole.User, "你好")],
            "直接回答。");

        using var document = JsonDocument.Parse(json);

        Assert.Equal("none", document.RootElement.GetProperty("reasoning_effort").GetString());
    }
}