namespace StellaOps.TestKit.Observability;

/// <summary>
/// Exception thrown when an observability contract assertion fails.
/// </summary>
/// <remarks>
/// Contract violations indicate that telemetry output doesn't conform to
/// expected schemas, cardinality limits, or data quality requirements.
/// </remarks>
public sealed class ContractViolationException : Exception
{
    /// <summary>
    /// Creates a new contract violation exception.
    /// </summary>
    /// <param name="message">Description of the contract violation.</param>
    public ContractViolationException(string message) : base(message)
    {
    }

    /// <summary>
    /// Creates a new contract violation exception with an inner exception.
    /// </summary>
    /// <param name="message">Description of the contract violation.</param>
    /// <param name="innerException">The underlying exception.</param>
    public ContractViolationException(string message, Exception innerException)
        : base(message, innerException)
    {
    }
}