NH3480 - Created test case

Author: JKeyser

src/NHibernate.Test/NHSpecificTest/NH3480/Entity.cs

@@ -0,0 +1,61 @@
+using System;
+using System.Collections.Generic;
+
+namespace NHibernate.Test.NHSpecificTest.NH3480
+{
+	class Entity
+	{
+		public Entity()
+		{
+			Children = new HashSet<Child>();
+		}
+
+		public virtual Key Id { get; set; }
+		public virtual string Name { get; set; }
+		public virtual int OtherId { get; set; }
+		public virtual ISet<Child> Children { get; set; }
+
+		public override bool Equals(object obj)
+		{
+			if(obj is Entity)
+			{
+				var otherEntity = (Entity)obj;
+				return otherEntity.Id.Equals(this.Id);
+			}
+			return false;
+		}
+
+		public override int GetHashCode()
+		{
+			return Id.GetHashCode();
+		}
+
+		public class Key
+		{
+			public virtual Guid Id { get; set; }
+
+			public override bool Equals(object obj)
+			{
+				if (obj is Key)
+				{
+					var otherEntity = (Key)obj;
+					return otherEntity.Id.Equals(this.Id);
+				}
+				return false;
+			}
+
+			public override int GetHashCode()
+			{
+				// Needed to reproduce the problem
+				return 20.GetHashCode();
+			}
+		}
+	}
+
+	class Child
+	{
+		public virtual Guid Id { get; set; }
+		public virtual string Name { get; set; }
+		public virtual Entity Parent { get; set; }
+	}
+}

src/NHibernate.Test/NHSpecificTest/NH3480/Fixture.cs

@@ -0,0 +1,69 @@
+using System;
+using System.Linq;
+using NHibernate.Linq;
+using NHibernate.Collection;
+using NUnit.Framework;
+
+namespace NHibernate.Test.NHSpecificTest.NH3480
+{
+	[TestFixture]
+	public class Fixture : BugTestCase
+	{
+		public override string BugNumber
+		{
+			get { return "NH3480"; }
+		}
+
+		protected override void OnSetUp()
+		{
+			using (ISession session = OpenSession())
+			{
+				using (ITransaction transaction = session.BeginTransaction())
+				{
+					var parent1 = new Entity { Id = new Entity.Key() { Id = Guid.NewGuid() }, Name = "Bob", OtherId = 20 };
+					session.Save(parent1);
+
+					var child1 = new Child { Name = "Bob1", Parent = parent1 };
+					session.Save(child1);
+
+					var child2 = new Child { Name = "Bob2", Parent = parent1 };
+					session.Save(child2);
+
+					session.Flush();
+					transaction.Commit();
+				}
+			}
+		}
+
+		protected override void OnTearDown()
+		{
+			using (ISession session = OpenSession())
+			{
+				using (ITransaction transaction = session.BeginTransaction())
+				{
+					session.Delete("from System.Object");
+
+					session.Flush();
+					transaction.Commit();
+				}
+			}
+		}
+
+		[Test]
+		public void Test()
+		{
+			using (ISession session = OpenSession())
+			{
+				using (session.BeginTransaction())
+				{
+					var result = from e in session.Query<Entity>()
+								 where e.Name == "Bob"
+								 select e;
+					var entity = result.Single();
+
+					NHibernateUtil.Initialize(entity.Children);
+				}
+			}
+		}
+	}
+}

src/NHibernate.Test/NHSpecificTest/NH3480/Mappings.hbm.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<hibernate-mapping xmlns="urn:nhibernate-mapping-2.2" assembly="NHibernate.Test" namespace="NHibernate.Test.NHSpecificTest.NH3480">
+
+	<class name="Entity">
+        <composite-id name="Id">
+            <key-property name="Id" />
+        </composite-id>
+		<property name="Name" not-null="true" />
+        <property name="OtherId" unique="true" not-null="true" />
+        <set name="Children" cascade="all-delete-orphan" inverse="true">
+            <key property-ref="OtherId" column="Parent" />
+            <one-to-many class="Child" />
+        </set>
+    </class>
+
+    <class name="Child">
+        <id name="Id" generator="guid.comb" />
+        <property name="Name" not-null="true" />
+        <many-to-one name="Parent" property-ref="OtherId" not-null="true" />
+    </class>
+
+</hibernate-mapping>

src/NHibernate.Test/NHibernate.Test.csproj

@@ -691,6 +691,8 @@
     <Compile Include="NHSpecificTest\BagWithLazyExtraAndFilter\Fixture.cs" />
     <Compile Include="Linq\ByMethod\DistinctTests.cs" />
     <Compile Include="Component\Basic\ComponentWithUniqueConstraintTests.cs" />
+    <Compile Include="NHSpecificTest\NH3480\Entity.cs" />
+    <Compile Include="NHSpecificTest\NH3480\Fixture.cs" />
     <Compile Include="NHSpecificTest\NH3487\Entity.cs" />
     <Compile Include="NHSpecificTest\NH3487\Fixture.cs" />
     <Compile Include="NHSpecificTest\NH3570\BiFixture.cs" />
@@ -3068,6 +3070,9 @@
     <EmbeddedResource Include="NHSpecificTest\NH1291AnonExample\Mappings.hbm.xml" />
   </ItemGroup>
   <ItemGroup>
+    <EmbeddedResource Include="NHSpecificTest\NH3480\Mappings.hbm.xml">
+      <SubType>Designer</SubType>
+    </EmbeddedResource>
     <EmbeddedResource Include="NHSpecificTest\NH3570\Mappings.hbm.xml" />
     <EmbeddedResource Include="NHSpecificTest\NH3455\Mappings.hbm.xml" />
     <EmbeddedResource Include="NHSpecificTest\NH3590\Mappings.hbm.xml" />