tbd-station-14/Content.IntegrationTests/Tests/StationEvents/StationEventsSystemTest.cs

using System.Threading.Tasks;
using Content.Server.StationEvents;
using Content.Shared.GameTicking;
using NUnit.Framework;
using Robust.Shared.GameObjects;
using Robust.Shared.IoC;
using Robust.Shared.Timing;

namespace Content.IntegrationTests.Tests.StationEvents
{
    [TestFixture]
    public sealed class StationEventsSystemTest
    {
        [Test]
        public async Task Test()
        {
            await using var pairTracker = await PoolManager.GetServerClient();
            var server = pairTracker.Pair.Server;

            await server.WaitAssertion(() =>
            {
                // Idle each event
                var stationEventsSystem = EntitySystem.Get<StationEventSystem>();
                var dummyFrameTime = (float) IoCManager.Resolve<IGameTiming>().TickPeriod.TotalSeconds;

                foreach (var stationEvent in stationEventsSystem.StationEvents)
                {
                    stationEvent.Announce();
                    stationEvent.Update(dummyFrameTime);
                    stationEvent.Startup();
                    stationEvent.Update(dummyFrameTime);
                    stationEvent.Running = false;
                    stationEvent.Shutdown();
                    // Due to timings some events might startup twice when in reality they wouldn't.
                    Assert.That(stationEvent.Occurrences > 0);
                }

                stationEventsSystem.Reset(new RoundRestartCleanupEvent());

                foreach (var stationEvent in stationEventsSystem.StationEvents)
                {
                    Assert.That(stationEvent.Occurrences, Is.EqualTo(0));
                }
            });

            await pairTracker.CleanReturnAsync();
        }
    }
}