Files

109 lines
2.6 KiB
C#

namespace AMWD.Protocols.Modbus.Tests.Common.Models
{
[TestClass]
public class DiscreteInputTest
{
[TestMethod]
public void ShouldSuccessfulCompare()
{
// Arrange
var input1 = new DiscreteInput { Address = 123, HighByte = 0xFF, LowByte = 0x00 };
var input2 = new DiscreteInput { Address = 123, HighByte = 0xFF, LowByte = 0x00 };
// Act
bool success = input1.Equals(input2);
// Assert
Assert.IsTrue(success);
}
[TestMethod]
public void ShouldFailOnInstanceComparing()
{
// Arrange
var coil1 = new Coil { Address = 123, Value = true };
var coil2 = new { Address = 123, HighByte = 0xFF };
// Act
bool success = coil1.Equals(coil2);
// Assert
Assert.IsFalse(success);
}
[TestMethod]
public void ShouldFailOnTypeComparing()
{
// Arrange
var input1 = new DiscreteInput { Address = 123, HighByte = 0xFF, LowByte = 0x00 };
var input2 = new Coil { Address = 123, HighByte = 0xFF, LowByte = 0x00 };
// Act
bool success = input1.Equals(input2);
// Assert
Assert.IsFalse(success);
}
[TestMethod]
public void ShouldFailOnAddressComparing()
{
// Arrange
var input1 = new DiscreteInput { Address = 123, HighByte = 0xFF, LowByte = 0x00 };
var input2 = new DiscreteInput { Address = 321, HighByte = 0xFF, LowByte = 0x00 };
// Act
bool success = input1.Equals(input2);
// Assert
Assert.IsFalse(success);
}
[TestMethod]
public void ShouldFailOnHighByteComparing()
{
// Arrange
var input1 = new DiscreteInput { Address = 123, HighByte = 0xFF, LowByte = 0x00 };
var input2 = new DiscreteInput { Address = 123, HighByte = 0x00, LowByte = 0x00 };
// Act
bool success = input1.Equals(input2);
// Assert
Assert.IsFalse(success);
}
[TestMethod]
public void ShouldFailOnLowByteComparing()
{
// Arrange
var input1 = new DiscreteInput { Address = 123, HighByte = 0xFF, LowByte = 0x00 };
var input2 = new DiscreteInput { Address = 123, HighByte = 0xFF, LowByte = 0xFF };
// Act
bool success = input1.Equals(input2);
// Assert
Assert.IsFalse(success);
}
[TestMethod]
[DataRow(0xFF)]
[DataRow(0x00)]
public void ShouldPrintPrettyString(int highByte)
{
// Arrange
var input = new DiscreteInput { Address = 123, HighByte = (byte)highByte, LowByte = 0x00 };
// Act
string str = input.ToString();
// Assert
if (highByte > 0)
Assert.AreEqual("Discrete Input #123 | ON", str);
else
Assert.AreEqual("Discrete Input #123 | OFF", str);
}
}
}