75 lines
2.2 KiB
C#
75 lines
2.2 KiB
C#
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using System;
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using System.Reflection;
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using System.Collections.Generic;
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using UnityEngine.EventSystems;
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using UnityEditor;
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using NUnit.Framework;
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public class InterceptedEventsPreviewTests
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{
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[Test]
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public void InterceptedEventsPreviewCacheUsingTypeCacheReturnsSameTypes()
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{
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var typeCacheEventInterfaces = new List<Type>();
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TypeCache.TypeCollection types = TypeCache.GetTypesDerivedFrom<IEventSystemHandler>();
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foreach (var type in types)
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{
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if (!type.IsInterface)
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continue;
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typeCacheEventInterfaces.Add(type);
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}
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var appDomainEventInterfaces = new List<Type>();
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foreach (var type in GetAccessibleTypesInLoadedAssemblies())
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{
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if (!type.IsInterface)
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continue;
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appDomainEventInterfaces.Add(type);
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}
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Assert.AreNotEqual(typeCacheEventInterfaces.Count, appDomainEventInterfaces.Count, "Did not find the same number of EventInterface types");
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for (int i = 0; i < typeCacheEventInterfaces.Count; ++i)
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{
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Assert.Contains(typeCacheEventInterfaces[i], appDomainEventInterfaces);
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}
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}
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private static IEnumerable<Type> GetAccessibleTypesInLoadedAssemblies()
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{
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var assemblies = AppDomain.CurrentDomain.GetAssemblies();
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for (var i = 0; i < assemblies.Length; ++i)
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{
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Type[] types;
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var assembly = assemblies[i];
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if (assembly == null)
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continue;
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try
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{
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types = assembly.GetTypes();
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}
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catch (ReflectionTypeLoadException e)
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{
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// assembly.GetTypes() might fail in case the Assembly cannot resolve all its references,
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// or in case it was built targetting a newer version of .NET.
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// In case the resolution fails for some types, we can still access the ones that have been
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// properly loaded.
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types = e.Types;
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}
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for (var j = 0; j < types.Length; ++j)
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{
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var type = types[j];
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if (type == null)
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continue;
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yield return type;
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}
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}
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}
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}
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