Rework some UnitTest's

src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Collections.cs

@@ -13,7 +13,6 @@ using System.Globalization;
 using System.Linq;
 
 using ICSharpCode.Reporting.BaseClasses;
-using ICSharpCode.Reporting.Items;
 
 namespace ICSharpCode.Reporting
 {

src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Items/ReportModel.cs

@@ -7,11 +7,8 @@
  * To change this template use Tools | Options | Coding | Edit Standard Headers.
  */
 using System;
-using System.Collections.Generic;
 using System.Collections.ObjectModel;
 
-using ICSharpCode.Reporting.Factories;
-using ICSharpCode.Reporting.Globals;
 using ICSharpCode.Reporting.Interfaces;
 
 namespace ICSharpCode.Reporting.Items

src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/ReportingFactory.cs

@@ -23,9 +23,6 @@ namespace ICSharpCode.Reporting
 	/// </summary>
 	public class ReportingFactory
 	{
-		public ReportingFactory()
-		{
-		}
 		
 		
 		public IReportCreator ReportCreator (Stream stream,Type listType,IEnumerable list)

src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/src/PageBuilder/ContainerConverterFixture.cs

@@ -22,6 +22,13 @@ namespace ICSharpCode.Reporting.Test.PageBuilder
 		private IReportContainer container;
 		private Graphics graphics;
 		
+		
+		[Test]
+		[ExpectedException(typeof(ArgumentNullException))]
+		public void ConverterThrowIfGraphicsEqualNull() {
+			var converter = new ContainerConverter(null,new Point(30,30));
+		}
+			
 		[Test]
 		public void ConverterReturnExportContainer() {
 			var converter = new ContainerConverter(graphics,new Point(30,30));