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OpenClaw
2026-04-04 17:25:15 +08:00
parent e7cad88bcf
commit 3b223bc440
125 changed files with 18829 additions and 9380 deletions
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77
Tests/Modbus.Net.Tests/ModbusMultiStationTest.cs
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@@ -1,28 +1,47 @@
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Modbus.Net.Modbus;
using AddressUnit = Modbus.Net.AddressUnit<string, int, int>;
namespace Modbus.Net.Tests
{
/// <summary>
/// Modbus 多从站测试类
/// 测试在同一串口上访问多个 Modbus RTU 从站
/// </summary>
[TestClass]
public class ModbusMultiStationTest
{
// Modbus RTU 机器实例（从站 1）
private BaseMachine<string, string>? _modbusRtuMachine1;
// Modbus RTU 机器实例（从站 2）
private BaseMachine<string, string>? _modbusRtuMachine2;
// 测试串口
private string _machineCom = "COM1";
/// <summary>
/// 测试初始化方法
/// 创建两个不同从站地址的 Modbus RTU 机器实例
/// </summary>
[TestInitialize]
public void Init()
{
// 创建从站地址为 1 的 Modbus RTU 机器
_modbusRtuMachine1 = new ModbusMachine<string, string>("1", "", ModbusType.Rtu, _machineCom, null, true, 1, 0, Endian.BigEndianLsb);
// 创建从站地址为 2 的 Modbus RTU 机器
_modbusRtuMachine2 = new ModbusMachine<string, string>("2", "", ModbusType.Rtu, _machineCom, null, true, 2, 0, Endian.BigEndianLsb);
}
/// <summary>
/// 测试多从站读写
/// 验证在同一串口上可以分别访问不同从站地址的设备
/// </summary>
[TestMethod]
public async Task MultiStation()
{
// 定义地址单元列表
var addresses = new List<AddressUnit>
{
new AddressUnit
@@ -81,63 +100,47 @@ namespace Modbus.Net.Tests
}
};
// 设置两个从站的地址列表
_modbusRtuMachine1!.GetAddresses = addresses.ToList();
_modbusRtuMachine2!.GetAddresses = addresses.ToList();
Random r = new Random();
// 生成从站 1 的随机数据
var dic1 = new Dictionary<string, double>()
{
{
"A1", r.Next(0, UInt16.MaxValue)
},
{
"A2", r.Next(0, UInt16.MaxValue)
},
{
"A3", r.Next(0, UInt16.MaxValue)
},
{
"A4", r.Next(0, UInt16.MaxValue)
},
{
"A5", r.Next()
},
{
"A6", r.Next()
},
{ "A1", r.Next(0, UInt16.MaxValue) },
{ "A2", r.Next(0, UInt16.MaxValue) },
{ "A3", r.Next(0, UInt16.MaxValue) },
{ "A4", r.Next(0, UInt16.MaxValue) },
{ "A5", r.Next() }, // uint 类型
{ "A6", r.Next() } // uint 类型
};
// 生成从站 2 的随机数据
var dic2 = new Dictionary<string, double>()
{
{
"A1", r.Next(0, UInt16.MaxValue)
},
{
"A2", r.Next(0, UInt16.MaxValue)
},
{
"A3", r.Next(0, UInt16.MaxValue)
},
{
"A4", r.Next(0, UInt16.MaxValue)
},
{
"A5", r.Next()
},
{
"A6", r.Next()
},
{ "A1", r.Next(0, UInt16.MaxValue) },
{ "A2", r.Next(0, UInt16.MaxValue) },
{ "A3", r.Next(0, UInt16.MaxValue) },
{ "A4", r.Next(0, UInt16.MaxValue) },
{ "A5", r.Next() },
{ "A6", r.Next() }
};
// 分别向两个从站写入不同的数据
await _modbusRtuMachine1.SetDatasAsync(MachineDataType.CommunicationTag, dic1);
await _modbusRtuMachine2.SetDatasAsync(MachineDataType.CommunicationTag, dic2);
// 分别从两个从站读取数据
var ans = await _modbusRtuMachine1.GetDatasAsync(MachineDataType.CommunicationTag);
var ans2 = await _modbusRtuMachine2.GetDatasAsync(MachineDataType.CommunicationTag);
// 断开连接
_modbusRtuMachine1.Disconnect();
_modbusRtuMachine2.Disconnect();
// 验证从站 1 读取的数据与写入的一致
Assert.AreEqual(ans.Datas["A1"].DeviceValue, dic1["A1"]);
Assert.AreEqual(ans2.Datas["A1"].DeviceValue, dic2["A1"]);
Assert.AreEqual(ans.Datas["A2"].DeviceValue, dic1["A2"]);