Virtual Device API（高级测试工具）

using System.Net;
using LlrpDevice.Virtual.Hosting;
using LlrpSdk;
using Xunit;

public class VirtualDeviceTests
{
    [Fact]
    public async Task Reader_Should_Connect_And_Read_Simulated_Tags()
    {
        // 1. 在临时空闲端口 (Port = 0) 启动内存虚拟读写器
        var hostOptions = new VirtualDeviceHostOptions
        {
            ListenAddress = IPAddress.Loopback,
            Port = 0,
            Inventory = new VirtualInventoryOptions
            {
                Tags = [new VirtualInventoryTag
                {
                    ElectronicProductCode = Convert.FromHexString("E28011910000000000000001"),
                    AntennaId = 1,
                    PeakRssi = -55
                }]
            }
        };

        await using var host = await VirtualLlrpDeviceHost.CreateAndStartAsync(hostOptions);

        // 2. 客户端连接该临时端口
        await using var reader = LlrpReader.CreateBuilder("127.0.0.1")
            .WithPort(host.BoundPort)
            .Build();

        await reader.ConnectAsync();
        var defaults = await reader.GetDefaultSettingsAsync();
        await reader.ApplySettingsAsync(defaults.Settings);

        // 3. 盘点并验证标签
        await using var session = await reader.StartInventoryAsync();
        using var cts = new CancellationTokenSource(TimeSpan.FromSeconds(3));
        await foreach (var tag in session.ReadReportsAsync(cts.Token))
        {
            Assert.Equal("E28011910000000000000001", tag.EpcHex);
            break;
        }
    }
}