implement class/namespace handling in Unit Testing

src/AddIns/Analysis/UnitTesting/Gui/UnitTestsPad.cs

@@ -53,13 +53,7 @@ namespace ICSharpCode.UnitTesting
 			SD.ParserService.LoadSolutionProjectsThread.Finished += LoadSolutionProjectsThreadFinished;
 			OnAddedLoadSolutionProjectsThreadEndedHandler();
 
-			// Display currently open solution.
+			treeView.Root = new RootUnitTestNode();
-			if (!IsParserLoadingSolution) {
-				Solution openSolution = GetOpenSolution();
-				if (openSolution != null) {
-					SolutionLoaded(openSolution);
-				}
-			}
 			
 			SD.ParserService.ParseInformationUpdated += ParseInformationUpdated;
 			ProjectService.SolutionClosed += SolutionClosed;
@@ -133,22 +127,6 @@ namespace ICSharpCode.UnitTesting
 //			treeView.CollapseAll();
 //		}
 		
-		/// <summary>
-		/// Called when a solution has been loaded.
-		/// </summary>
-		protected void SolutionLoaded(Solution solution)
-		{
-			// SolutionLoaded will be invoked from another thread.
-			// The UnitTestsPad might be disposed by the time the event is processed by the main thread.
-			if (treeView != null) {
-				if (solution != null) {
-					treeView.Root = new RootUnitTestNode(solution);
-				} else {
-					treeView.Root = null;
-				}
-			}
-		}
-		
 		/// <summary>
 		/// Called when a solution has been closed.
 		/// </summary>
@@ -161,15 +139,6 @@ namespace ICSharpCode.UnitTesting
 //		{
 //			treeView.RemoveSolutionFolder(solutionFolder);
 //		}
-//
-		/// <summary>
-		/// The project is added to the tree view only if it has a
-		/// reference to a unit testing framework.
-		/// </summary>
-		protected void ProjectAdded(IProject project)
-		{
-			SolutionLoaded(GetOpenSolution());
-		}
 		
 		/// <summary>
 		/// If the project item removed is a reference to a unit
@@ -193,7 +162,7 @@ namespace ICSharpCode.UnitTesting
 		{
 			RootUnitTestNode root = (RootUnitTestNode)treeView.Root;
 			if (root == null) {
-				SolutionLoaded(GetOpenSolution());
+//				SolutionLoaded(GetOpenSolution());
 				root = (RootUnitTestNode)treeView.Root;
 				if (root == null) return;
 			}
@@ -271,7 +240,6 @@ namespace ICSharpCode.UnitTesting
 		
 		void ProjectAdded(object source, ProjectEventArgs e)
 		{
-			ProjectAdded(e.Project);
 			UpdateToolbar();
 		}
 		

src/AddIns/Analysis/UnitTesting/Model/TestClass.cs

@@ -2,6 +2,7 @@
 // This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
 
 using System;
+using System.Collections.ObjectModel;
 using System.Linq;
 using System.Collections.Generic;
 using ICSharpCode.Core;
@@ -14,7 +15,8 @@ namespace ICSharpCode.UnitTesting
 	/// </summary>
 	public class TestClass
 	{
-		List<IUnresolvedTypeDefinition> parts;
+		string fullName;
+		ObservableCollection<IUnresolvedTypeDefinition> parts;
 //		TestMemberCollection testMembers;
 		TestResultType testResultType;
 		IRegisteredTestFrameworks testFrameworks;
@@ -24,10 +26,11 @@ namespace ICSharpCode.UnitTesting
 		/// </summary>
 		public event EventHandler ResultChanged;
 		
-		public TestClass(IRegisteredTestFrameworks testFrameworks, params IUnresolvedTypeDefinition[] parts)
+		public TestClass(IRegisteredTestFrameworks testFrameworks, string fullName, IEnumerable<IUnresolvedTypeDefinition> parts)
 		{
-			this.parts = new List<IUnresolvedTypeDefinition>(parts);
+			this.parts = new ObservableCollection<IUnresolvedTypeDefinition>(parts);
 			this.testFrameworks = testFrameworks;
+			this.fullName = fullName;
 		}
 		
 		/// <summary>
@@ -36,6 +39,10 @@ namespace ICSharpCode.UnitTesting
 		public IEnumerable<IUnresolvedTypeDefinition> Parts {
 			get { return parts; }
 		}
+		
+		public string FullName {
+			get { return fullName; }
+		}
 
 		/// <summary>
 		/// Gets the list of other (e.g. base types) classes where from which test members included in this test class come from.
@@ -71,71 +78,27 @@ namespace ICSharpCode.UnitTesting
 			return matchedClasses.ToArray();
 		}
 		
-		/// <summary>
-		/// Gets all child namespaces that starts with the specified string.
-		/// </summary>
-		/// <remarks>
-		/// If the starts with string is 'ICSharpCode' and there is a code coverage
-		/// method with a namespace of 'ICSharpCode.XmlEditor.Tests', then this
-		/// method will return 'XmlEditor' as one of its strings.
-		/// </remarks>
-		public static string[] GetChildNamespaces(ICollection<TestClass> classes, string parentNamespace) {
-			List<string> items = new List<string>();
-			foreach (TestClass c in classes) {
-				string ns = c.GetChildNamespace(parentNamespace);
-				if (ns.Length > 0) {
-					if (!items.Contains(ns)) {
-						items.Add(ns);
-					}
-				}
-			}
-			return items.ToArray();
-		}
-		
 		/// <summary>
 		/// Gets the name of the class.
 		/// </summary>
 		public string Name {
-			get
+			get { return parts.First().Name; }
-			{
-//				var currentClass = c;
-//				var name = c.Name;
-//				while(currentClass.DeclaringType != null)
-//				{
-//					name = String.Concat(currentClass.DeclaringType.Name, "+", name);
-//					currentClass = currentClass.DeclaringType;
-//				}
-				return "";//name;
-			}
 		}
 		
 		/// <summary>
 		/// Gets the fully qualified name of the class.
 		/// </summary>
 		public string QualifiedName {
-			get { return ""; }// c.DotNetName; }
+			get { return parts.First().ReflectionName; }
 		}
 		
 		/// <summary>
 		/// Gets the namespace of this class.
 		/// </summary>
 		public string Namespace {
-			get {
+			get { return parts.First().Namespace; }
-//				var currentClass = c;
-//				while (currentClass.DeclaringType != null)
-//					currentClass = currentClass.DeclaringType;
-//				return currentClass.Namespace;
-				throw new NotImplementedException();
-			}
 		}
 		
-		/// <summary>
-		/// Gets the root namespace for this class.
-		/// </summary>
-//		public string RootNamespace {
-//			get { return GetRootNamespace(c.Namespace); }
-//		}
-		
 		/// <summary>
 		/// Gets the test result for this class.
 		/// </summary>
@@ -150,59 +113,6 @@ namespace ICSharpCode.UnitTesting
 			}
 		}
 		
-		/// <summary>
-		/// Gets the child namespace from the specified namespace
-		/// based on the parent namespace.
-		/// </summary>
-		/// <param name="parentNamespace">Can contain multiple namespaces
-		/// (e.g. ICSharpCode.XmlEditor).</param>
-		public static string GetChildNamespace(string ns, string parentNamespace)
-		{
-			if (parentNamespace.Length > 0) {
-				if (ns.StartsWith(String.Concat(parentNamespace, "."))) {
-					string end = ns.Substring(parentNamespace.Length + 1);
-					return GetRootNamespace(end);
-				}
-				return String.Empty;
-			}
-			return ns;
-		}
-		
-		/// <summary>
-		/// Gets the child namespace based on the parent namespace
-		/// from this class.
-		/// </summary>
-		/// <param name="parentNamespace">Can contain multiple namespaces
-		/// (e.g. ICSharpCode.XmlEditor).</param>
-		public string GetChildNamespace(string parentNamespace)
-		{
-			return GetChildNamespace(Namespace, parentNamespace);
-		}
-		
-		/// <summary>
-		/// Gets the test members in this class.
-		/// </summary>
-//		public TestMemberCollection TestMembers {
-//			get {
-//				if (testMembers == null) {
-//					GetTestMembers();
-//				}
-//				return testMembers;
-//			}
-//		}
-		
-		/// <summary>
-		/// Gets the test member with the specified name.
-		/// </summary>
-		/// <returns>Null if the member cannot be found.</returns>
-//		public TestMember GetTestMember(string name)
-//		{
-//			if (TestMembers.Contains(name)) {
-//				return TestMembers[name];
-//			}
-//			return null;
-//		}
-		
 		/// <summary>
 		/// Updates the test member with the specified test result.
 		/// </summary>
@@ -234,9 +144,8 @@ namespace ICSharpCode.UnitTesting
 		/// Updates the members and class based on the new class
 		/// information that has been parsed.
 		/// </summary>
-		public void UpdateClass(IUnresolvedTypeDefinition c)
+		public void UpdateClass(ITypeDefinition definition)
 		{
-			#warning not implemented!
 //			this.c = c.GetCompoundClass();
 //			
 //			// Remove missing members.
@@ -281,44 +190,6 @@ namespace ICSharpCode.UnitTesting
 //			testMembers.ResultChanged += TestMembersResultChanged;
 		}
 		
-		/// <summary>
-		/// Gets the test members for the specified class.
-		/// </summary>
-//		TestMemberCollection GetTestMembers(IUnresolvedTypeDefinition c)
-//		{
-//			TestMemberCollection testMembers = new TestMemberCollection();
-//			foreach (var member in testFrameworks.GetTestMembersFor(c))
-//				if (!testMembers.Contains(member.Name)) {
-//					testMembers.Add(member);
-//				}
-//			
-//			// Add base class test members.
-//			IClass declaringType = c;
-//			while (c.BaseClass != null)
-//			{
-//				foreach (var testMember in testFrameworks.GetTestMembersFor(c.BaseClass)) {
-//					BaseTestMember baseTestMethod = new BaseTestMember(declaringType, testMember.Member);
-//					TestMember testMethod = new TestMember(c.BaseClass, baseTestMethod);
-//					if (testMember.Member.IsVirtual) {
-//						if (!testMembers.Contains(testMember.Name)) {
-//							testMembers.Add(testMethod);
-//						}
-//					} else {
-//						if (!testMembers.Contains(testMethod.Name)) {
-//							testMembers.Add(testMethod);
-//						}
-//					}
-//				}
-//				c = c.BaseClass;
-//			}
-//
-//			baseClassesFQNames.Clear();
-//			foreach (var memberDeclaringClass in testMembers.Select(member => member.DeclaringType).Distinct())
-//				if (memberDeclaringClass.CompareTo(declaringType) != 0)
-//					baseClassesFQNames.Add(memberDeclaringClass.FullyQualifiedName);
-//			return testMembers;
-//		}
-		
 		/// <summary>
 		/// Updates the test class's test result after the test member's
 		/// test result has changed.

src/AddIns/Analysis/UnitTesting/Model/TestProject.cs

@@ -0,0 +1,85 @@
+// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
+// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
+
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Diagnostics;
+using System.Linq;
+using ICSharpCode.Core;
+using ICSharpCode.NRefactory.TypeSystem;
+using ICSharpCode.NRefactory.TypeSystem.Implementation;
+using ICSharpCode.NRefactory.Utils;
+using ICSharpCode.SharpDevelop;
+using ICSharpCode.SharpDevelop.Parser;
+using ICSharpCode.SharpDevelop.Project;
+
+namespace ICSharpCode.UnitTesting
+{
+	/// <summary>
+	/// Represents a project that has a reference to a unit testing
+	/// framework assembly. Currently only NUnit is supported.
+	/// </summary>
+	public class TestProject
+	{
+		IProject project;
+		IRegisteredTestFrameworks testFrameworks;
+		readonly ObservableCollection<TestClass> testClasses;
+		
+		public TestProject(IProject project)
+		{
+			this.project = project;
+			this.testFrameworks = TestService.RegisteredTestFrameworks;
+			project.ParseInformationUpdated += project_ParseInformationUpdated;
+			var compilation = SD.ParserService.GetCompilation(project);
+			var classes = project.ProjectContent
+				.Resolve(compilation.TypeResolveContext)
+				.GetAllTypeDefinitions()
+				.Where(td => td.HasTests(compilation))
+				.Select(g => new TestClass(testFrameworks, g.ReflectionName, g.Parts));
+			testClasses = new ObservableCollection<TestClass>(classes);
+		}
+
+		void project_ParseInformationUpdated(object sender, ParseInformationEventArgs e)
+		{
+			var context = new SimpleTypeResolveContext(SD.ParserService.GetCompilation(project).MainAssembly);
+			IEnumerable<ITypeDefinition> @new;
+			if (e.NewParsedFile != null)
+				@new = e.NewParsedFile.TopLevelTypeDefinitions.Select(utd => utd.Resolve(context).GetDefinition()).Where(x => x != null && x.HasTests(SD.ParserService.GetCompilation(project)));
+			else
+				@new = Enumerable.Empty<ITypeDefinition>();
+			UpdateTestClasses(testClasses.Where(tc => tc.Parts.Any(td => td.ParsedFile.FileName == e.OldParsedFile.FileName)).Select(tc => new DefaultResolvedTypeDefinition(context, tc.Parts.ToArray())).ToList(), @new.ToList());
+		}
+		
+		void UpdateTestClasses(IReadOnlyList<ITypeDefinition> oldTypes, IReadOnlyList<ITypeDefinition> newTypes)
+		{
+			var mappings = oldTypes.FullOuterJoin(newTypes, t => t.ReflectionName, t => t.ReflectionName, Tuple.Create);
+			foreach (Tuple<ITypeDefinition, ITypeDefinition> mapping in mappings) {
+				if (mapping.Item2 == null)
+					testClasses.RemoveWhere(c => c.FullName == mapping.Item1.ReflectionName);
+				else if (mapping.Item1 == null)
+					testClasses.Add(new TestClass(testFrameworks, mapping.Item2.ReflectionName, mapping.Item2.Parts));
+				else {
+					var testClass = testClasses.SingleOrDefault(c => c.FullName == mapping.Item1.ReflectionName);
+					if (testClass == null)
+						testClasses.Add(new TestClass(testFrameworks, mapping.Item2.ReflectionName, mapping.Item2.Parts));
+					else
+						testClass.UpdateClass(mapping.Item2);
+				}
+			}
+		}
+		
+		public IProject Project {
+			get { return project; }
+		}
+		
+		public ObservableCollection<TestClass> TestClasses {
+			get { return testClasses; }
+		}
+		
+		public void UpdateTestResult(TestResult result)
+		{
+			
+		}
+	}
+}

src/AddIns/Analysis/UnitTesting/Nodes/ClassUnitTestNode.cs

@@ -0,0 +1,28 @@
+// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
+// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
+
+using System;
+
+namespace ICSharpCode.UnitTesting
+{
+	/// <summary>
+	/// Description of ClassUnitTestNode.
+	/// </summary>
+	public class ClassUnitTestNode : UnitTestBaseNode
+	{
+		TestClass testClass;
+		
+		public TestClass TestClass {
+			get { return testClass; }
+		}
+		
+		public ClassUnitTestNode(TestClass testClass)
+		{
+			this.testClass = testClass;
+		}
+		
+		public override object Text {
+			get { return testClass.Name; }
+		}
+	}
+}

src/AddIns/Analysis/UnitTesting/Nodes/ProjectUnitTestNode.cs

@@ -2,12 +2,15 @@
 // This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
 
 using System;
+using System.Collections.Specialized;
 using System.Linq;
 using System.Reflection;
 using System.Windows.Controls;
 using System.Windows.Media;
 using System.Windows.Media.Imaging;
+
 using ICSharpCode.Core;
+using ICSharpCode.SharpDevelop;
 using ICSharpCode.SharpDevelop.Project;
 using ICSharpCode.TreeView;
 
@@ -24,15 +27,78 @@ namespace ICSharpCode.UnitTesting
 		public ProjectUnitTestNode(TestProject project)
 		{
 			this.project = project;
+			project.TestClasses.CollectionChanged += TestClassesCollectionChanged;
+			LazyLoading = true;
+		}
+
+		void TestClassesCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
+		{
+			switch (e.Action) {
+				case NotifyCollectionChangedAction.Add:
+					foreach (TestClass c in e.NewItems) {
+						var node = FindNamespace(c.Namespace);
+						if (node == null) {
+							node = new NamespaceUnitTestNode(c.Namespace);
+							Children.OrderedInsert(node, (a, b) => string.CompareOrdinal(a.Text.ToString(), b.Text.ToString()));
+						}
+						node.Children.OrderedInsert(new ClassUnitTestNode(c), (a, b) => string.CompareOrdinal(a.Text.ToString(), b.Text.ToString()));
+					}
+					break;
+				case NotifyCollectionChangedAction.Remove:
+					foreach (TestClass c in e.OldItems) {
+						var node = FindNamespace(c.Namespace);
+						if (node == null) continue;
+						node.Children.RemoveWhere(n => n is ClassUnitTestNode && ((ClassUnitTestNode)n).TestClass.FullName == c.FullName);
+						if (node.Children.Count == 0)
+							Children.Remove(node);
+					}
+					break;
+				case NotifyCollectionChangedAction.Reset:
+					LoadChildren();
+					break;
+			}
+		}
+		
+		NamespaceUnitTestNode FindNamespace(string @namespace)
+		{
+			foreach (var node in Children.OfType<NamespaceUnitTestNode>()) {
+				// TODO use language-specific StringComparer
+				if (string.Equals(node.Namespace, @namespace, StringComparison.Ordinal))
+					return node;
+			}
+			return null;
 		}
 		
 		protected override void LoadChildren()
 		{
-			base.LoadChildren();
+			Children.Clear();
+			foreach (var g in project.TestClasses.Select(c => new ClassUnitTestNode(c)).GroupBy(tc => tc.TestClass.Namespace)) {
+				var namespaceNode = new NamespaceUnitTestNode(g.Key);
+				namespaceNode.Children.AddRange(g);
+				Children.Add(namespaceNode);
+			}
+		}
+		
+		public override object Text {
+			get { return project.Project.Name; }
+		}
+	}
+	
+	public class NamespaceUnitTestNode : UnitTestBaseNode
+	{
+		string name;
+		
+		public string Namespace {
+			get { return name; }
+		}
+		
+		public NamespaceUnitTestNode(string name)
+		{
+			this.name = name;
 		}
 		
 		public override object Text {
-			get { return project.Name; }
+			get { return string.IsNullOrEmpty(name) ? "<default>" : name; }
 		}
 	}
 }

src/AddIns/Analysis/UnitTesting/Nodes/RootUnitTestNode.cs

@@ -2,11 +2,14 @@
 // This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
 
 using System;
+using System.Collections.Generic;
+using System.Collections.Specialized;
 using System.Linq;
 using System.Reflection;
 using System.Windows.Controls;
 using System.Windows.Media;
 using System.Windows.Media.Imaging;
+
 using ICSharpCode.Core;
 using ICSharpCode.NRefactory.TypeSystem;
 using ICSharpCode.NRefactory.TypeSystem.Implementation;
@@ -23,32 +26,31 @@ namespace ICSharpCode.UnitTesting
 	/// </summary>
 	public class RootUnitTestNode : UnitTestBaseNode
 	{
-		Solution solution;
+		public RootUnitTestNode()
-		
-		public RootUnitTestNode(Solution solution)
 		{
-			this.solution = solution;
+			TestService.TestableProjects.CollectionChanged += TestService_TestableProjects_CollectionChanged;
-			ProjectService.ProjectAdded += OnProjectAdded;
-			ProjectService.ProjectRemoved += OnProjectRemoved;
-			SD.ParserService.LoadSolutionProjectsThread.Finished += delegate { LoadChildren(); };
 			LazyLoading = true;
 		}
 
-		void OnProjectRemoved(object sender, ProjectEventArgs e)
+		void TestService_TestableProjects_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
-		{
-			LoadChildren();
-		}
-
-		void OnProjectAdded(object sender, ProjectEventArgs e)
 		{
-			LoadChildren();
+			switch (e.Action) {
+				case NotifyCollectionChangedAction.Add:
+					Children.AddRange(e.NewItems.OfType<TestProject>().Select(p => new ProjectUnitTestNode(p)));
+					break;
+				case NotifyCollectionChangedAction.Remove:
+					Children.RemoveWhere(node => node is ProjectUnitTestNode && e.OldItems.OfType<TestProject>().Any(p => p.Project == ((ProjectUnitTestNode)node).Project));
+					break;
+				case NotifyCollectionChangedAction.Reset:
+					LoadChildren();
+					break;
+			}
 		}
 		
 		protected override void LoadChildren()
 		{
-			this.Children.Clear();
+			Children.Clear();
-			if (!SD.ParserService.LoadSolutionProjectsThread.IsRunning)
+			Children.AddRange(TestService.TestableProjects.Select(p => new ProjectUnitTestNode(p)));
-				this.Children.AddRange(solution.Projects.Where(p => p.IsTestProject()).Select(p => new ProjectUnitTestNode(new TestProject(p))));
 		}
 		
 		public override object Text {
@@ -58,13 +60,51 @@ namespace ICSharpCode.UnitTesting
 	
 	public static class Extensions
 	{
+		static readonly ITypeReference testAttribute = new GetClassTypeReference("NUnit.Framework", "TestAttribute", 0);
+		
 		public static bool IsTestProject(this IProject project)
 		{
 			if (project == null)
 				throw new ArgumentNullException("project");
 			if (project.ProjectContent == null)
 				return false;
-			return SD.ParserService.GetCompilation(project).FindType("NUnit.Framework.TestAttribute").Kind != TypeKind.Unknown;
+			return testAttribute.Resolve(SD.ParserService.GetCompilation(project).TypeResolveContext).Kind != TypeKind.Unknown;
+		}
+		
+		public static bool HasTests(this ITypeDefinition type, ICompilation compilation)
+		{
+			if (type == null)
+				throw new ArgumentNullException("type");
+			var testAttribute = Extensions.testAttribute.Resolve(compilation.TypeResolveContext);
+			return type.Methods.Any(m => m.Attributes.Any(a => a.AttributeType.Equals(testAttribute)));
+		}
+		
+		public static IEnumerable<TResult> FullOuterJoin<TOuter, TInner, TKey, TResult>(this IEnumerable<TOuter> outer, IEnumerable<TInner> inner, Func<TOuter,TKey> outerKeySelector, Func<TInner,TKey> innerKeySelector, Func<TOuter,TInner,TResult> resultSelector)
+			where TInner : class
+			where TOuter : class
+		{
+			var innerLookup = inner.ToLookup(innerKeySelector);
+			var outerLookup = outer.ToLookup(outerKeySelector);
+
+			var innerJoinItems = inner
+				.Where(innerItem => !outerLookup.Contains(innerKeySelector(innerItem)))
+				.Select(innerItem => resultSelector(null, innerItem));
+
+			return outer
+				.SelectMany(outerItem => {
+				            	var innerItems = innerLookup[outerKeySelector(outerItem)];
+
+				            	return innerItems.Any() ? innerItems : new TInner[] { null };
+				            }, resultSelector)
+				.Concat(innerJoinItems);
+		}
+		
+		public static void OrderedInsert<T>(this IList<T> list, T item, Func<T, T, int> comparer)
+		{
+			int index = 0;
+			while (index < list.Count && comparer(list[index], item) < 0)
+				index++;
+			list.Insert(index, item);
 		}
 	}
 }

src/AddIns/Analysis/UnitTesting/Service/TestProject.cs

@@ -1,298 +0,0 @@
-// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
-// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
-
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using ICSharpCode.Core;
-using ICSharpCode.NRefactory.TypeSystem;
-using ICSharpCode.SharpDevelop.Parser;
-using ICSharpCode.SharpDevelop.Project;
-
-namespace ICSharpCode.UnitTesting
-{
-	/// <summary>
-	/// Represents a project that has a reference to a unit testing
-	/// framework assembly. Currently only NUnit is supported.
-	/// </summary>
-	public class TestProject
-	{
-		IProject project;
-		IProjectContent projectContent;
-		List<IUnresolvedTypeDefinition> testClasses;
-		List<string> rootNamespaces;
-		IRegisteredTestFrameworks testFrameworks;
-		
-		public TestProject(IProject project)
-		{
-			this.project = project;
-			this.projectContent = project.ProjectContent;
-			this.testFrameworks = TestService.RegisteredTestFrameworks;
-//			project.ProjectContent.GetAllTypeDefinitions().Where(td => td.Attributes.Select(a => a.CreateResolvedAttribute(project.ProjectContent.CreateCompilation().
-		}
-		
-		public IProject Project {
-			get { return project; }
-		}
-		
-		/// <summary>
-		/// Gets the test classes in this project.
-		/// </summary>
-//		public TestClassCollection TestClasses {
-//			get {
-//				if (testClasses == null) {
-//					GetTestClasses();
-//				}
-//				return testClasses;
-//			}
-//		}
-		
-		/// <summary>
-		/// Gets the test classes that exist in the specified namespace.
-		/// </summary>
-		public TestClass[] GetTestClasses(string ns)
-		{
-			throw new NotImplementedException();
-//			return TestClass.GetTestClasses(TestClasses, ns);
-		}
-		
-		/// <summary>
-		/// Gets the test classes whose namespaces start with the specified string.
-		/// </summary>
-		public TestClass[] GetAllTestClasses(string namespaceStartsWith)
-		{
-			throw new NotImplementedException();
-//			return TestClass.GetAllTestClasses(TestClasses, namespaceStartsWith);
-		}
-		
-		/// <summary>
-		/// Gets all the child namespaces with the specified parent
-		/// namespace. The parent namespace can be one or more
-		/// namespaces separated with a period.
-		/// </summary>
-		public string[] GetChildNamespaces(string parentNamespace)
-		{
-			throw new NotImplementedException();
-//			return TestClass.GetChildNamespaces(TestClasses, parentNamespace);
-		}
-		
-		/// <summary>
-		/// Gets the project's name.
-		/// </summary>
-		public string Name {
-			get { return project.Name; }
-		}
-		
-		/// <summary>
-		/// Gets the distinct root namespaces for all this project.
-		/// </summary>
-		/// <remarks>
-		/// If one of the namespaces is 'ICSharpCode.XmlEditor' then this
-		/// method will return 'ICSharpCode' as one of the root namespaces.
-		/// </remarks>
-		public IList<string> RootNamespaces {
-			get {
-				if (rootNamespaces == null) {
-					GetRootNamespaces();
-				}
-				return rootNamespaces;
-			}
-		}
-		
-		/// <summary>
-		/// Updates the test method based on the test result.
-		/// </summary>
-		public void UpdateTestResult(TestResult testResult)
-		{
-//			TestClasses.UpdateTestResult(testResult);
-		}
-		
-		/// <summary>
-		/// Sets all the test results back to none.
-		/// </summary>
-		public void ResetTestResults()
-		{
-//			TestClasses.ResetTestResults();
-		}
-		
-		/// <summary>
-		/// Updates the classes and methods based on the new parse information.
-		/// </summary>
-		/// <param name="oldUnit">The old compiliation unit
-		/// (ParseInformationEventArgs.ParseInformation.BestCompilationUnit as ICompilationUnit)</param>
-		/// <param name="newUnit">The new compilation unit
-		/// (ParseInformationEventArgs.CompilationUnit).</param>
-		public void UpdateParseInfo(IParsedFile oldUnit, IParsedFile newUnit)
-		{
-			if (!IsParseInfoForThisProject(oldUnit, newUnit)) {
-				return;
-			}
-			
-//			RemovedClasses removedClasses = new RemovedClasses();
-//			
-//			if (oldUnit != null) {
-//				removedClasses.Add(oldUnit.Classes);
-//			}
-//			if (newUnit != null) {
-//				foreach (IClass c in newUnit.Classes) {
-//					UpdateTestClass(c);
-//					foreach (IClass innerClass in new InnerClassEnumerator(c)) {
-//						UpdateTestClass(innerClass);
-//						removedClasses.Remove(innerClass);
-//					}
-//					removedClasses.Remove(c);
-//				}
-//			}
-//			
-//			// Remove missing classes.
-//			foreach (IClass c in removedClasses.GetMissingClasses()) {
-//				IClass existingClass = GetExistingTestClassInProject(c);
-//				if (existingClass != null) {
-//					UpdateTestClass(existingClass);
-//				} else {
-//					TestClasses.Remove(c.DotNetName);
-//				}
-//			}
-		}
-		
-		/// <summary>
-		/// Determines whether the new parse information is for this test
-		/// project.
-		/// </summary>
-		public bool IsParseInfoForThisProject(IParsedFile oldUnit, IParsedFile newUnit)
-		{
-//			ICompilationUnit unit = oldUnit;
-//			if (unit == null) {
-//				unit = newUnit;
-//			}
-//			if (unit != null) {
-//				return Object.ReferenceEquals(unit.ProjectContent, this.projectContent);
-//			}
-			return false;
-		}
-		
-		/// <summary>
-		/// Adds a new class to the test project's classes only if
-		/// the class is a test class.
-		/// </summary>
-		void AddNewTestClass(IUnresolvedTypeDefinition c)
-		{
-			if (IsTestClass(c)) {
-				TestClass testClass = CreateTestClass(c);
-//				TestClasses.Add(testClass);
-			}
-		}
-		
-		TestClass CreateTestClass(IUnresolvedTypeDefinition c)
-		{
-			throw new NotImplementedException();
-//			return new TestClass(c, testFrameworks);
-		}
-		
-		/// <summary>
-		/// Updates the test class methods based on the newly parsed class
-		/// information.
-		/// </summary>
-		void UpdateTestClass(IUnresolvedTypeDefinition c)
-		{
-//			if (TestClasses.Contains(c.DotNetName))
-//			{
-//				if (IsTestClass(c))
-//				{
-//					TestClass testClass = TestClasses[c.DotNetName];
-//					testClass.UpdateClass(c);
-//				}
-//				else
-//				{
-//					// TestFixture attribute has been removed so
-//					// remove the class from the set of TestClasses.
-//					TestClasses.Remove(c.DotNetName);
-//				}
-//			}
-//			else
-//			{
-//					// TestFixture attribute may have been recently added to
-//					// this class so call AddNewTestClass. No need to
-//					// check if the class is actually a test class since
-//					// AddNewTestClass does this anyway.
-//					AddNewTestClass(c);
-//			}
-//
-//			var derivedTestClasses = GetTestClassesDerivedFrom(c);
-//			if (derivedTestClasses.Any())
-//				UpdateClassesFromProjectContent(derivedTestClasses);
-
-		}
-
-		private IEnumerable<IUnresolvedTypeDefinition> GetTestClassesDerivedFrom(IUnresolvedTypeDefinition c)
-		{
-			throw new NotImplementedException();
-//			return TestClasses
-//				.Where(testClass => testClass.IsDerivedFrom(c))
-//				.Select(testClass => testClass.Class)
-//				.ToArray();
-		}
-
-		private void UpdateClassesFromProjectContent(IEnumerable<IUnresolvedTypeDefinition> classes)
-		{
-//			foreach (var c in classes)
-//			{
-//				var classInProjectContent = projectContent.GetClass(c.FullyQualifiedName, c.TypeParameters.Count);
-//				if (classInProjectContent != null)
-//					UpdateTestClass(classInProjectContent);
-//			}
-		}
-		
-		void GetTestClasses()
-		{
-//			testClasses = new TestClassCollection();
-//			foreach (IClass c in projectContent.Classes) {
-//				if (IsTestClass(c)) {
-//					if (!testClasses.Contains(c.FullyQualifiedName)) {
-//						testClasses.Add(CreateTestClass(c));
-//					}
-//				}
-//				foreach (IClass innerClass in new InnerClassEnumerator(c)) {
-//					if (IsTestClass(innerClass)) {
-//						if (!testClasses.Contains(innerClass.DotNetName)) {
-//							testClasses.Add(CreateTestClass(innerClass));
-//						}
-//					}
-//				}
-//			}
-		}
-		
-		bool IsTestClass(IUnresolvedTypeDefinition c)
-		{
-			return testFrameworks.IsTestClass(c);
-		}
-		
-		void GetRootNamespaces()
-		{
-//			rootNamespaces = new List<string>();
-//			foreach (TestClass c in TestClasses) {
-//				string rootNamespace = c.RootNamespace;
-//				if ((rootNamespace.Length > 0) && !rootNamespaces.Contains(rootNamespace)) {
-//					rootNamespaces.Add(rootNamespace);
-//				}
-//			}
-		}
-		
-		/// <summary>
-		/// Gets an existing test class with the same name in the project. This
-		/// method is used to check that we do not remove a class after an existing duplicate class name
-		/// is changed.
-		/// </summary>
-		TestClass GetExistingTestClassInProject(IUnresolvedTypeDefinition c)
-		{
-//			foreach (IClass existingClass in projectContent.Classes) {
-//				if (IsTestClass(existingClass)) {
-//					if (existingClass.DotNetName == c.DotNetName) {
-//						return existingClass;
-//					}
-//				}
-//			}
-			return null;
-		}
-	}
-}

src/AddIns/Analysis/UnitTesting/Service/TestService.cs

@@ -2,7 +2,13 @@
 // This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
 
 using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+
+using ICSharpCode.SharpDevelop;
 using ICSharpCode.SharpDevelop.Gui;
+using ICSharpCode.SharpDevelop.Project;
 
 namespace ICSharpCode.UnitTesting
 {
@@ -28,7 +34,7 @@ namespace ICSharpCode.UnitTesting
 		}
 		
 		public static MessageViewCategory UnitTestMessageView {
-			get { 
+			get {
 				if (unitTestMessageView == null) {
 					CreateUnitTestCategory();
 				}
@@ -38,10 +44,73 @@ namespace ICSharpCode.UnitTesting
 		
 		static void CreateUnitTestCategory()
 		{
-			MessageViewCategory.Create(ref unitTestMessageView, 
+			MessageViewCategory.Create(ref unitTestMessageView,
-				"UnitTesting", 
+			                           "UnitTesting",
-				"${res:ICSharpCode.NUnitPad.NUnitPadContent.PadName}");
+			                           "${res:ICSharpCode.NUnitPad.NUnitPadContent.PadName}");
+		}
+		
+		static readonly ObservableCollection<TestProject> testableProjects = new ObservableCollection<TestProject>();
+		
+		public static ObservableCollection<TestProject> TestableProjects {
+			get { return testableProjects; }
+		}
+		
+		static TestService()
+		{
+			ProjectService.SolutionCreated += ProjectService_SolutionCreated;
+			ProjectService.SolutionLoaded += ProjectService_SolutionLoaded;
+			ProjectService.SolutionClosed += ProjectService_SolutionClosed;
+			ProjectService.ProjectCreated += ProjectService_ProjectCreated;
+			ProjectService.ProjectAdded += ProjectService_ProjectAdded;
+			ProjectService.ProjectRemoved += ProjectService_ProjectRemoved;
+			SD.ParserService.LoadSolutionProjectsThread.Finished += SD_ParserService_LoadSolutionProjectsThread_Finished;
 		}
 
+		static void SD_ParserService_LoadSolutionProjectsThread_Finished(object sender, EventArgs e)
+		{
+			testableProjects.Clear();
+			testableProjects.AddRange(GetTestableProjects());
+		}
+		
+		static void ProjectService_ProjectCreated(object sender, ProjectEventArgs e)
+		{
+			if (e.Project.IsTestProject())
+				testableProjects.Add(new TestProject(e.Project));
+		}
+
+		static void ProjectService_ProjectAdded(object sender, ProjectEventArgs e)
+		{
+			if (e.Project.IsTestProject())
+				testableProjects.Add(new TestProject(e.Project));
+		}
+
+		static void ProjectService_ProjectRemoved(object sender, ProjectEventArgs e)
+		{
+			testableProjects.RemoveWhere(test => test.Project == e.Project);
+		}
+
+		static void ProjectService_SolutionCreated(object sender, SolutionEventArgs e)
+		{
+			testableProjects.Clear();
+			testableProjects.AddRange(GetTestableProjects());
+		}
+
+		static void ProjectService_SolutionClosed(object sender, EventArgs e)
+		{
+			testableProjects.Clear();
+		}
+
+		static void ProjectService_SolutionLoaded(object sender, SolutionEventArgs e)
+		{
+			testableProjects.Clear();
+			testableProjects.AddRange(GetTestableProjects());
+		}
+		
+		static IEnumerable<TestProject> GetTestableProjects()
+		{
+			if (ProjectService.OpenSolution == null)
+				return Enumerable.Empty<TestProject>();
+			return ProjectService.OpenSolution.Projects.Where(p => p.IsTestProject()).Select(p => new TestProject(p));
+		}
 	}
 }

src/AddIns/Analysis/UnitTesting/UnitTesting.csproj

@@ -17,7 +17,7 @@
     <FileAlignment>4096</FileAlignment>
     <WarningLevel>4</WarningLevel>
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
-    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
     <TargetFrameworkProfile>
     </TargetFrameworkProfile>
   </PropertyGroup>
@@ -37,8 +37,7 @@
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="nunit.framework">
-      <HintPath>..\..\..\..\bin\Tools\NUnit\nunit.framework.dll</HintPath>
+      <HintPath>..\..\..\Tools\NUnit\nunit.framework.dll</HintPath>
-      <Private>False</Private>
     </Reference>
     <Reference Include="PresentationCore">
       <RequiredTargetFramework>3.0</RequiredTargetFramework>
@@ -103,7 +102,10 @@
     <Compile Include="Interfaces\IUnitTestsPad.cs" />
     <Compile Include="Interfaces\IUnitTestTaskService.cs" />
     <Compile Include="Interfaces\IUnitTestWorkbench.cs" />
+    <Compile Include="Model\TestClass.cs" />
+    <Compile Include="Model\TestProject.cs" />
     <Compile Include="MultipleProjectBuildable.cs" />
+    <Compile Include="Nodes\ClassUnitTestNode.cs" />
     <Compile Include="Nodes\ProjectUnitTestNode.cs" />
     <Compile Include="Nodes\RootUnitTestNode.cs" />
     <Compile Include="Nodes\UnitTestBaseNode.cs" />
@@ -113,12 +115,10 @@
     <Compile Include="Service\RegisteredTestFrameworks.cs" />
     <Compile Include="Service\RunningTestsCondition.cs" />
     <Compile Include="Service\SelectedTests.cs" />
-    <Compile Include="Service\TestClass.cs" />
     <Compile Include="Service\TestFinishedEventArgs.cs" />
     <Compile Include="Service\TestFrameworkDescriptor.cs" />
     <Compile Include="Service\TestFrameworkDoozer.cs" />
     <Compile Include="Service\TestFrameworkFactory.cs" />
-    <Compile Include="Service\TestProject.cs" />
     <Compile Include="Service\TestResult.cs" />
     <Compile Include="Service\TestRunnerBase.cs" />
     <Compile Include="Service\TestService.cs" />
@@ -179,6 +179,7 @@
     <Folder Include="Gui" />
     <Folder Include="Implementation" />
     <Folder Include="Interfaces" />
+    <Folder Include="Model" />
     <Folder Include="Service" />
     <Folder Include="Nodes" />
   </ItemGroup>

src/Main/Base/Project/Src/Util/ExtensionMethods.cs

@@ -113,7 +113,7 @@ namespace ICSharpCode.SharpDevelop
 		/// <summary>
 		/// Adds all <paramref name="elements"/> to <paramref name="list"/>.
 		/// </summary>
-		public static void AddRange(this WinForms.ComboBox.ObjectCollection list, IEnumerable elements)
+		internal static void AddRange(this WinForms.ComboBox.ObjectCollection list, IEnumerable elements)
 		{
 			foreach (var o in elements)
 				list.Add(o);