am-wd/AMWD.Protocols.Modbus
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Updated serial implementations

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This commit is contained in:
Andreas Müller
2025-01-23 22:05:44 +01:00
parent fb67e0b77e
commit 6fc7cfda9a
7 changed files with 200 additions and 22 deletions
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19
AMWD.Protocols.Modbus.Tests/Serial/ModbusSerialClientTest.cs
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@@ -13,13 +13,15 @@ namespace AMWD.Protocols.Modbus.Tests.Serial
[TestInitialize]
public void Initialize()
{
string portName = "COM-42";
_genericConnectionMock = new Mock<IModbusConnection>();
_genericConnectionMock.Setup(c => c.IdleTimeout).Returns(TimeSpan.FromSeconds(40));
_genericConnectionMock.Setup(c => c.ConnectTimeout).Returns(TimeSpan.FromSeconds(30));
_genericConnectionMock.Setup(c => c.ReadTimeout).Returns(TimeSpan.FromSeconds(20));
_genericConnectionMock.Setup(c => c.WriteTimeout).Returns(TimeSpan.FromSeconds(10));
_serialConnectionMock = new Mock<ModbusSerialConnection>();
_serialConnectionMock = new Mock<ModbusSerialConnection>(portName);
_serialConnectionMock.Setup(c => c.IdleTimeout).Returns(TimeSpan.FromSeconds(10));
_serialConnectionMock.Setup(c => c.ConnectTimeout).Returns(TimeSpan.FromSeconds(20));
@@ -28,7 +30,7 @@ namespace AMWD.Protocols.Modbus.Tests.Serial
_serialConnectionMock.Setup(c => c.DriverEnabledRS485).Returns(true);
_serialConnectionMock.Setup(c => c.InterRequestDelay).Returns(TimeSpan.FromSeconds(50));
_serialConnectionMock.Setup(c => c.PortName).Returns("COM-42");
_serialConnectionMock.Setup(c => c.PortName).Returns(portName);
_serialConnectionMock.Setup(c => c.BaudRate).Returns(BaudRate.Baud2400);
_serialConnectionMock.Setup(c => c.DataBits).Returns(7);
_serialConnectionMock.Setup(c => c.Handshake).Returns(Handshake.XOnXOff);
@@ -231,5 +233,18 @@ namespace AMWD.Protocols.Modbus.Tests.Serial
_serialConnectionMock.VerifyNoOtherCalls();
}
[TestMethod]
public void ShouldPrintCleanString()
{
// Arrange
using var client = new ModbusSerialClient(_serialConnectionMock.Object);
// Act
string str = client.ToString();
// Assert
SnapshotAssert.AreEqual(str);
}
}
}

17
AMWD.Protocols.Modbus.Tests/Serial/ModbusSerialConnectionTest.cs
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@@ -90,6 +90,21 @@ namespace AMWD.Protocols.Modbus.Tests.Serial
connection.Dispose();
}
[DataTestMethod]
[DataRow(null)]
[DataRow("")]
[DataRow(" ")]
[ExpectedException(typeof(ArgumentNullException))]
public void ShouldThrowArgumentNullExceptionOnCreate(string portName)
{
// Arrange
// Act
using var test = new ModbusSerialClient(portName);
// Assert - ArgumentNullException
}
[TestMethod]
[ExpectedException(typeof(ObjectDisposedException))]
public async Task ShouldThrowDisposedExceptionOnInvokeAsync()
@@ -467,7 +482,7 @@ namespace AMWD.Protocols.Modbus.Tests.Serial
return Task.FromResult(0);
});
var connection = new ModbusSerialConnection();
var connection = new ModbusSerialConnection("some-port");
// Replace real connection with mock
var connectionField = connection.GetType().GetField("_serialPort", BindingFlags.NonPublic | BindingFlags.Instance);

8
AMWD.Protocols.Modbus.Tests/Serial/Snapshots/ModbusSerialClientTest/ShouldPrintCleanString.snap.bin Normal file
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@@ -0,0 +1,8 @@
Serial Client COM-42
BaudRate: 2400
DataBits: 7
StopBits: 1.5
Parity: space
Handshake: xonxoff
RtsEnable: true
DriverEnabledRS485: true