TypeScript addin unit tests are now not run if C++ runtime is missing.

The TypeScript addin unit tests are marked as inconclusive if the
Visual 2010 C++ runtime is not installed.

src/AddIns/BackendBindings/TypeScript/Test/Parsing/ParseTests.cs

@@ -1,18 +1,16 @@
 
 using System;
+using System.IO;
 using System.Linq;
-using System.Threading;
 
 using ICSharpCode.AvalonEdit.Document;
 using ICSharpCode.Core;
 using ICSharpCode.NRefactory.TypeSystem;
-using ICSharpCode.SharpDevelop;
-using ICSharpCode.SharpDevelop.Dom;
-using ICSharpCode.SharpDevelop.Editor;
 using ICSharpCode.SharpDevelop.Parser;
 using ICSharpCode.SharpDevelop.Project;
 using ICSharpCode.TypeScriptBinding;
 using ICSharpCode.TypeScriptBinding.Hosting;
+using NUnit.Framework;
 using Rhino.Mocks;
 
 namespace TypeScriptBinding.Tests.Parsing
@@ -22,6 +20,18 @@ namespace TypeScriptBinding.Tests.Parsing
 		public ParseInformation ParseInfo { get; private set; }
 		public IProject Project { get; private set; }
 		
+		DefaultJavaScriptContext javaScriptContext;
+		
+		[SetUp]
+		public void Init()
+		{
+			try {
+				javaScriptContext = new DefaultJavaScriptContext();
+			} catch (FileNotFoundException ex) {
+				Assert.Inconclusive("Missing Visual C++ 2010 runtime. " + ex.Message);
+			}
+		}
+		
 		public void Parse(string text, string fileName = @"d:\projects\MyProject\test.ts")
 		{
 			Project = MockRepository.GenerateStub<IProject>();
@@ -32,7 +42,7 @@ namespace TypeScriptBinding.Tests.Parsing
 			ITypeScriptContextFactory contextFactory = MockRepository.GenerateStub<ITypeScriptContextFactory>();
 			contextFactory
 				.Stub(f => f.CreateContext())
-				.Return(new TypeScriptContext(new DefaultJavaScriptContext(), scriptLoader, logger));
+				.Return(new TypeScriptContext(javaScriptContext, scriptLoader, logger));
 			
 			var parser = new TypeScriptParser(contextFactory);
 			ParseInfo = parser.Parse(new FileName(fileName), fileContent, null, new TypeScriptFile[0]);