using System.Reflection;
using Omika.Core.Observability;

namespace Omika.Tests.Observability;

public class TelemetryEventCodesTests
{
    [Fact]
    public void AllCodes_AreValid()
    {
        foreach (EventCode code in GetEventCodes())
        {
            Assert.True(code.IsValid, $"Le code {code} doit être valide.");
        }
    }

    [Fact]
    public void AllCodes_AreUnique()
    {
        string[] values = GetEventCodes().Select(c => c.Value!).ToArray();

        Assert.Equal(values.Length, values.Distinct(StringComparer.Ordinal).Count());
    }

    private static IEnumerable<EventCode> GetEventCodes() =>
        typeof(TelemetryEventCodes)
            .GetFields(BindingFlags.Public | BindingFlags.Static)
            .Where(f => f.FieldType == typeof(EventCode))
            .Select(f => (EventCode)f.GetValue(null)!);
}