Test Parent property is not accessible in queries (#1584)

Test for #1583

Author: SlyNet

src/NHibernate.Test/Async/NHSpecificTest/GH1583/Fixture.cs

@@ -0,0 +1,70 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated by AsyncGenerator.
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+
+using System.Collections.Generic;
+using System.Linq;
+using NHibernate.Cfg.MappingSchema;
+using NHibernate.Mapping.ByCode;
+using NUnit.Framework;
+using NHibernate.Linq;
+
+namespace NHibernate.Test.NHSpecificTest.GH1583
+{
+	using System.Threading.Tasks;
+
+	[TestFixture]
+	public class FixtureAsync : TestCaseMappingByCode
+	{
+		protected override HbmMapping GetMappings()
+		{
+			var mapper = new ModelMapper();
+			mapper.Class<Parent>(rc =>
+			{
+				rc.Id(x => x.ParentId, m => m.Generator(Generators.HighLow));
+				rc.List(
+					x => x.Children,
+					listMap =>
+					{
+						listMap.Table("Children");
+						listMap.Index(index => index.Column("SortIndex"));
+
+						listMap.Key(keyMap =>
+						{
+							keyMap.Column(clm =>
+							{
+								clm.Name("ParentId");
+							});
+						});
+						listMap.Lazy(CollectionLazy.Lazy);
+						listMap.Cascade(Mapping.ByCode.Cascade.All | Mapping.ByCode.Cascade.All);
+						listMap.Inverse(true);
+					},
+					rel => { rel.Component(cmp => { cmp.Parent(x => x.ParentLink); }); }
+				);
+			});
+
+			return mapper.CompileMappingForAllExplicitlyAddedEntities();
+		}
+
+		[Test]
+		[KnownBug("GH-1583")]
+		public async Task QueryForPropertyOfParentInComponentAsync()
+		{
+			using (var session = OpenSession())
+			using (session.BeginTransaction())
+			{
+				var result = await ((from p in session.Query<Parent>().SelectMany(x => x.Children)
+							  select p.ParentLink.ParentId).ToListAsync());
+
+				Assert.That(result, Is.Empty);
+			}
+		}
+	}
+}

src/NHibernate.Test/NHSpecificTest/GH1583/Fixture.cs

@@ -0,0 +1,68 @@
+using System.Collections.Generic;
+using System.Linq;
+using NHibernate.Cfg.MappingSchema;
+using NHibernate.Mapping.ByCode;
+using NUnit.Framework;
+
+namespace NHibernate.Test.NHSpecificTest.GH1583
+{
+	public class Parent
+	{
+		public virtual int ParentId { get; set; }
+		public virtual IList<Child> Children { get; set; }
+	}
+
+	public class Child
+	{
+		public virtual Parent ParentLink { get; set; }
+	}
+
+	[TestFixture]
+	public class Fixture : TestCaseMappingByCode
+	{
+		protected override HbmMapping GetMappings()
+		{
+			var mapper = new ModelMapper();
+			mapper.Class<Parent>(rc =>
+			{
+				rc.Id(x => x.ParentId, m => m.Generator(Generators.HighLow));
+				rc.List(
+					x => x.Children,
+					listMap =>
+					{
+						listMap.Table("Children");
+						listMap.Index(index => index.Column("SortIndex"));
+
+						listMap.Key(keyMap =>
+						{
+							keyMap.Column(clm =>
+							{
+								clm.Name("ParentId");
+							});
+						});
+						listMap.Lazy(CollectionLazy.Lazy);
+						listMap.Cascade(Mapping.ByCode.Cascade.All | Mapping.ByCode.Cascade.All);
+						listMap.Inverse(true);
+					},
+					rel => { rel.Component(cmp => { cmp.Parent(x => x.ParentLink); }); }
+				);
+			});
+
+			return mapper.CompileMappingForAllExplicitlyAddedEntities();
+		}
+
+		[Test]
+		[KnownBug("GH-1583")]
+		public void QueryForPropertyOfParentInComponent()
+		{
+			using (var session = OpenSession())
+			using (session.BeginTransaction())
+			{
+				var result = (from p in session.Query<Parent>().SelectMany(x => x.Children)
+							  select p.ParentLink.ParentId).ToList();
+
+				Assert.That(result, Is.Empty);
+			}
+		}
+	}
+}