using Shouldly;
using ZB.MOM.NatsNet.Server;

namespace ZB.MOM.NatsNet.Server.Tests.ImplBacklog;

public sealed partial class RouteHandlerTests
{
    [Fact] // T:2854
    public void RouteCompressionAuto_ShouldSucceed()
    {
        var errors = new List<Exception>();
        var warnings = new List<Exception>();

        var options = new ServerOptions();
        var parseError = ServerOptions.ParseCluster(
            new Dictionary<string, object?>
            {
                ["name"] = "local",
                ["compression"] = new Dictionary<string, object?>
                {
                    ["mode"] = CompressionModes.S2Auto,
                    ["rtt_thresholds"] = new List<object?> { "100ms", "200ms", "300ms" },
                },
            },
            options,
            errors,
            warnings);

        parseError.ShouldBeNull();
        errors.ShouldBeEmpty();
        options.Cluster.Compression.Mode.ShouldBe(CompressionModes.S2Auto);
        options.Cluster.Compression.RttThresholds.Count.ShouldBe(3);
        options.Cluster.Compression.RttThresholds[0].ShouldBe(TimeSpan.FromMilliseconds(100));
        options.Cluster.Compression.RttThresholds[1].ShouldBe(TimeSpan.FromMilliseconds(200));
        options.Cluster.Compression.RttThresholds[2].ShouldBe(TimeSpan.FromMilliseconds(300));

        options = new ServerOptions();
        errors.Clear();
        warnings.Clear();
        parseError = ServerOptions.ParseCluster(
            new Dictionary<string, object?>
            {
                ["compression"] = new Dictionary<string, object?>
                {
                    ["mode"] = CompressionModes.S2Auto,
                    ["rtt_thresholds"] = new List<object?> { "0ms", "100ms", "0ms", "300ms" },
                },
            },
            options,
            errors,
            warnings);

        parseError.ShouldBeNull();
        errors.ShouldBeEmpty();
        options.Cluster.Compression.RttThresholds.Count.ShouldBe(4);
        options.Cluster.Compression.RttThresholds[0].ShouldBe(TimeSpan.Zero);
        options.Cluster.Compression.RttThresholds[1].ShouldBe(TimeSpan.FromMilliseconds(100));
        options.Cluster.Compression.RttThresholds[2].ShouldBe(TimeSpan.Zero);
        options.Cluster.Compression.RttThresholds[3].ShouldBe(TimeSpan.FromMilliseconds(300));

        options = new ServerOptions();
        errors.Clear();
        warnings.Clear();
        parseError = ServerOptions.ParseCluster(
            new Dictionary<string, object?>
            {
                ["compression"] = false,
            },
            options,
            errors,
            warnings);

        parseError.ShouldBeNull();
        errors.ShouldBeEmpty();
        options.Cluster.Compression.Mode.ShouldBe(CompressionModes.Off);
    }
}