using ClaudeDo.Logging;
using Serilog;
using Serilog.Context;
using Serilog.Core;
using Serilog.Events;

namespace ClaudeDo.Worker.Tests.Logging;

public sealed class DefaultTaskIdEnricherTests
{
    private sealed class CollectingSink : ILogEventSink
    {
        public List<LogEvent> Events { get; } = new();
        public void Emit(LogEvent logEvent) => Events.Add(logEvent);
    }

    [Fact]
    public void AddsDash_WhenNoTaskIdInScope()
    {
        var sink = new CollectingSink();
        using var logger = new LoggerConfiguration()
            .Enrich.FromLogContext()
            .Enrich.With(new DefaultTaskIdEnricher())
            .WriteTo.Sink(sink)
            .CreateLogger();

        logger.Information("hello");

        var prop = Assert.Single(sink.Events).Properties["TaskId"];
        Assert.Equal("\"-\"", prop.ToString());
    }

    [Fact]
    public void KeepsPushedTaskId_WhenInScope()
    {
        var sink = new CollectingSink();
        using var logger = new LoggerConfiguration()
            .Enrich.FromLogContext()
            .Enrich.With(new DefaultTaskIdEnricher())
            .WriteTo.Sink(sink)
            .CreateLogger();

        using (LogContext.PushProperty("TaskId", "task-42"))
            logger.Information("hello");

        var prop = Assert.Single(sink.Events).Properties["TaskId"];
        Assert.Equal("\"task-42\"", prop.ToString());
    }
}