namespace Yh.SchClass.OpenApi.Tests;

/// <summary>测试宿主：提供共享配置、门面实例与端点契约断言辅助。</summary>
internal static class SchClassTestHost
{
    /// <summary>测试用配置（不设 BasePath，端点直接挂在根路径下）。</summary>
    public static SchClassOpenApiOptions Options()
        => new() { BaseHost = "http://base.yunhaixingtong.com" };

    /// <summary>用伪造 handler 装配门面。</summary>
    public static SchClassOpenApi Api(FakeHandler handler)
        => new(new HttpClient(handler), Options());

    /// <summary>回放一段无害响应（JSON 字面量 null），使任意端点都能安全走完解析流程。</summary>
    public static FakeHandler Ok() => FakeHandler.Json(HttpStatusCode.OK, "null");

    /// <summary>断言最近一次请求的 method / 路径 / query。</summary>
    public static void Verify(FakeHandler handler, HttpMethod method, string path, string query = "")
    {
        var request = handler.LastRequest;
        Assert.NotNull(request);
        Assert.Equal(method, request!.Method);
        Assert.Equal(path, request.RequestUri!.AbsolutePath);
        Assert.Equal(query, Uri.UnescapeDataString(request.RequestUri.Query));
    }

    /// <summary>断言最近一次请求的方法、路径与请求体（用于 POST <c>@RequestBody String</c> 端点）。</summary>
    public static void VerifyBody(FakeHandler handler, string path, string? body, string contentType = "text/plain")
    {
        var request = handler.LastRequest;
        Assert.NotNull(request);
        Assert.Equal(HttpMethod.Post, request!.Method);
        Assert.Equal(path, request.RequestUri!.AbsolutePath);
        Assert.Equal(body, handler.LastRequestBody);
        Assert.Equal(contentType, handler.LastContentType);
    }
}