Essentials/tests/EssentialsTests/CrestronMockTest.cs

using Crestron.SimplSharpPro;
using Xunit;

namespace EssentialsTests
{
  public class CrestronMockTests
  {
    [Fact]
    public void CrestronControlSystem_Constructor_ShouldBuildSuccessfully()
    {
      // Arrange & Act
      var exception = Record.Exception(() => new CrestronControlSystem());

      // Assert
      Assert.Null(exception);
    }

    [Fact]
    public void CrestronControlSystem_Constructor_ShouldSetPropertiesCorrectly()
    {
      // Arrange & Act
      var controlSystem = new CrestronControlSystem();

      // Assert
      Assert.NotNull(controlSystem);
      Assert.NotNull(controlSystem.ComPorts);
      Assert.NotNull(controlSystem.RelayPorts);
      Assert.NotNull(controlSystem.IROutputPorts);
      Assert.NotNull(controlSystem.DigitalInputPorts);
      Assert.NotNull(controlSystem.IRInputPort);
    }

    [Fact]
    public void CrestronControlSystem_InitializeSystem_ShouldNotThrow()
    {
      // Arrange
      var controlSystem = new CrestronControlSystem();

      // Act & Assert
      var exception = Record.Exception(() => controlSystem.InitializeSystem());
      Assert.Null(exception);
    }

    [Fact]
    public void MockControlSystem_ShouldHaveRequiredStaticProperties()
    {
      // Act & Assert
      Assert.NotNull(CrestronControlSystem.NullCue);
      Assert.NotNull(CrestronControlSystem.NullBoolInputSig);
      Assert.NotNull(CrestronControlSystem.NullBoolOutputSig);
      Assert.NotNull(CrestronControlSystem.NullUShortInputSig);
      Assert.NotNull(CrestronControlSystem.NullUShortOutputSig);
      Assert.NotNull(CrestronControlSystem.NullStringInputSig);
      Assert.NotNull(CrestronControlSystem.NullStringOutputSig);
      Assert.NotNull(CrestronControlSystem.SigGroups);
    }

    [Fact]
    public void MockControlSystem_ShouldCreateSigGroups()
    {
      // Act & Assert
      var exception = Record.Exception(() =>
      {
        var sigGroup = CrestronControlSystem.CreateSigGroup(1, eSigType.Bool);
        Assert.NotNull(sigGroup);
      });

      Assert.Null(exception);
    }

    [Fact]
    public void MockControlSystem_VirtualMethods_ShouldNotThrow()
    {
      // Arrange
      var controlSystem = new CrestronControlSystem();

      // Act & Assert - just test InitializeSystem since it's definitely available
      var exception = Record.Exception(() =>
      {
        controlSystem.InitializeSystem();
      });

      Assert.Null(exception);
    }
  }
}