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using System.Collections.Generic;
using System.Net.Sockets;
using System.Threading.Tasks;
using Impostor.Api.Events;
using Impostor.Api.Events.Managers;
using Impostor.Server.Events;
using Microsoft.Extensions.DependencyInjection;
using Xunit;
namespace Impostor.Tests.Events
{
public class EventManagerTests
{
public static readonly IEnumerable<object[]> TestModes = new []
{
new object[] { TestMode.Service },
new object[] { TestMode.Temporary }
};
[Theory]
[MemberData(nameof(TestModes))]
public async ValueTask CallEvent(TestMode mode)
{
var listener = new EventListener();
var eventManager = CreatEventManager(mode, listener);
await eventManager.CallAsync(new SetValueEvent(1));
Assert.Equal(1, listener.Value);
}
[Theory]
[MemberData(nameof(TestModes))]
public async Task CallPriority(TestMode mode)
{
var listener = new PriorityEventListener();
var eventManager = CreatEventManager(mode, listener);
await eventManager.CallAsync(new SetValueEvent(1));
Assert.Equal(new []
{
EventPriority.Monitor,
EventPriority.Highest,
EventPriority.High,
EventPriority.Normal,
EventPriority.Low,
EventPriority.Lowest
}, listener.Priorities);
}
[Theory]
[MemberData(nameof(TestModes))]
public async ValueTask CancelEvent(TestMode mode)
{
var listener = new EventListener();
var eventManager = CreatEventManager(
mode,
new CancelAtHighEventListener(),
listener
);
await eventManager.CallAsync(new SetValueEvent(1));
Assert.Equal(0, listener.Value);
}
[Theory]
[MemberData(nameof(TestModes))]
public async Task CancelPriority(TestMode mode)
{
var listener = new PriorityEventListener();
var eventManager = CreatEventManager(
mode,
new CancelAtHighEventListener(),
listener
);
await eventManager.CallAsync(new SetValueEvent(1));
Assert.Equal(new []
{
EventPriority.Monitor,
EventPriority.Highest
}, listener.Priorities);
}
private static IEventManager CreatEventManager(TestMode mode, params IEventListener[] listeners)
{
var services = new ServiceCollection();
services.AddLogging();
services.AddSingleton<IEventManager, EventManager>();
if (mode == TestMode.Service)
{
foreach (var listener in listeners)
{
services.AddSingleton(listener);
}
}
var eventManager = services.BuildServiceProvider().GetRequiredService<IEventManager>();
if (mode == TestMode.Temporary)
{
foreach (var listener in listeners)
{
eventManager.RegisterListener(listener);
}
}
return eventManager;
}
public enum TestMode
{
Service,
Temporary
}
public interface ISetValueEvent : IEventCancelable
{
int Value { get; }
}
public class SetValueEvent : ISetValueEvent
{
public SetValueEvent(int value)
{
Value = value;
}
public int Value { get; }
public bool IsCancelled { get; set; }
}
private class CancelAtHighEventListener : IEventListener
{
[EventListener(Priority = EventPriority.High)]
public void OnSetCalled(ISetValueEvent e) => e.IsCancelled = true;
}
private class EventListener : IEventListener
{
public int Value { get; private set; }
[EventListener]
public void OnSetCalled(ISetValueEvent e) => Value = e.Value;
}
private class PriorityEventListener : IEventListener
{
public List<EventPriority> Priorities { get; } = new List<EventPriority>();
[EventListener(EventPriority.Lowest)]
public void OnLowest(ISetValueEvent e) => Priorities.Add(EventPriority.Lowest);
[EventListener(EventPriority.Low)]
public void OnLow(ISetValueEvent e) => Priorities.Add(EventPriority.Low);
[EventListener]
public void OnNormal(ISetValueEvent e) => Priorities.Add(EventPriority.Normal);
[EventListener(EventPriority.High)]
public void OnHigh(ISetValueEvent e) => Priorities.Add(EventPriority.High);
[EventListener(EventPriority.Highest)]
public void OnHighest(ISetValueEvent e) => Priorities.Add(EventPriority.Highest);
[EventListener(EventPriority.Monitor)]
public void OnMonitor(ISetValueEvent e) => Priorities.Add(EventPriority.Monitor);
}
}
}
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