--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/UnitTests/Linq/ExplicitInterfaceTests.cs	Thu Mar 27 21:46:09 2014 +0400
@@ -0,0 +1,121 @@
+using System;
+using System.Linq;
+
+using BLToolkit.Data.Linq;
+using BLToolkit.DataAccess;
+using BLToolkit.Mapping;
+
+using NUnit.Framework;
+
+namespace Data.Linq
+{
+	[TestFixture]
+	public class ExplicitInterfaceTests : TestBase
+	{
+		interface IDate
+		{
+			DateTime? Date { get; }
+		}
+
+		interface IDate2
+		{
+			DateTime? Date { get; set; }
+		}
+
+		[TableName("LinqDataTypes")]
+		class TestTable : IDate
+		{
+			[MapField("GuidValue")]
+			Guid? GuidValue { get; set; }
+
+			[MapField("BoolValue")]
+			public bool? Bit { get; set; }
+
+			private DateTime? _date;
+
+			[MapField("DateTimeValue", Storage = "_date")]
+			DateTime? IDate.Date
+			{
+				get
+				{
+					return _date;
+				}
+			}
+		}
+
+		[TableName("LinqDataTypes")]
+		public class TestTable2 : IDate
+		{
+			[MapField("GuidValue")]
+			Guid? GuidValue { get; set; }
+
+			[MapField("BoolValue")]
+			public bool? Bit { get; set; }
+
+			private DateTime? _date;
+
+			[MapField("DateTimeValue", Storage = "_date")]
+			DateTime? IDate.Date
+			{
+				get
+				{
+					return _date;
+				}
+			}
+		}
+
+		[TableName("LinqDataTypes")]
+		public class TestTable3 : IDate2
+		{
+			[MapField("GuidValue")]
+			Guid? GuidValue { get; set; }
+
+			[MapField("BoolValue")]
+			public bool? Bit { get; set; }
+
+			[MapField("DateTimeValue")]
+			DateTime? IDate2.Date
+			{
+				get;
+				set;
+			}
+		}
+
+		static IQueryable<T> SelectNoDate<T>(IQueryable<T> items) where T : IDate
+		{
+			return items.Where(i => i.Date == null);
+		}
+
+		static IQueryable<T> SelectNoDate2<T>(IQueryable<T> items) where T : IDate2
+		{
+			return items.Where(i => i.Date == null);
+		}
+
+		[Test]
+		public void ExplicitInterface1()
+		{
+			using (var db = new TestDbManager())
+			{
+				var result = SelectNoDate(db.GetTable<TestTable>()).ToList();
+			}
+		}
+
+		[Test]
+		public void ExplicitInterface2()
+		{
+			using (var db = new TestDbManager())
+			{
+				var result = SelectNoDate(db.GetTable<TestTable2>()).ToList();
+			}
+		}
+
+		[Test]
+		public void ExplicitInterface3()
+		{
+			using (var db = new TestDbManager())
+			{
+				var result = SelectNoDate2(db.GetTable<TestTable3>()).ToList();
+			}
+		}
+	}
+}