Merge pull request #3 from servicetitan/add-test-for-internal-services

Add test for internal services.

Author: hypercodeplace

LazyProxy.Unity.Tests/UnityExtensionTests.cs

@@ -1,11 +1,14 @@
 using System;
+using System.Runtime.CompilerServices;
 using Moq;
 using Unity;
 using Unity.Exceptions;
 using Unity.Injection;
 using Unity.Lifetime;
 using Xunit;
 
+[assembly: InternalsVisibleTo("LazyProxy.DynamicTypes")]
+
 namespace LazyProxy.Unity.Tests
 {
     public class UnityExtensionTests
@@ -57,6 +60,16 @@ public Service2()
             public string Method(string arg) => "service2->" + arg;
         }
 
+        internal interface IInternalService
+        {
+            string Get();
+        }
+
+        internal class InternalService : IInternalService
+        {
+            public string Get() => "InternalService";
+        }
+
         [Fact]
         public void ServiceCtorMustBeExecutedAfterMethodIsCalledAndOnlyOnce()
         {
@@ -281,5 +294,16 @@ public void RegistrationMustThrowAnExceptionForNonInterfaces()
         {
             Assert.Throws<NotSupportedException>(() => new UnityContainer().RegisterLazy<Service1, Service1>());
         }
+
+        [Fact]
+        public void InternalsVisibleToAttributeMustAllowToResolveInternalServices()
+        {
+            var result = new UnityContainer()
+                .RegisterLazy<IInternalService, InternalService>()
+                .Resolve<IInternalService>()
+                .Get();
+
+            Assert.Equal("InternalService", result);
+        }
     }
 }