--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/UnitTests/Linq/Exceptions/ElementOperationTest.cs	Thu Mar 27 21:46:09 2014 +0400
@@ -0,0 +1,24 @@
+using System;
+using System.Linq;
+using Data.Linq;
+
+using NUnit.Framework;
+
+namespace Data.Exceptions
+{
+	[TestFixture]
+	public class ElementOperationTest : TestBase
+	{
+		[Test, ExpectedException(typeof(InvalidOperationException))]
+		public void First()
+		{
+			ForEachProvider(typeof(InvalidOperationException), db => db.Parent.First(p => p.ParentID == 100));
+		}
+
+		[Test, ExpectedException(typeof(InvalidOperationException))]
+		public void Single()
+		{
+			ForEachProvider(typeof(InvalidOperationException), db => db.Parent.Single());
+		}
+	}
+}