ResourceToolkit: Fixed exception when encountering an empty resource name in a ResourceManager constructor call.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/branches/3.0@3646 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/AddIns/Misc/ResourceToolkit/Project/Src/Resolver/BclNRefactoryResourceResolver.cs

@@ -587,7 +587,7 @@ namespace Hornung.ResourceToolkit.Resolver
 							PrimitiveExpression p = param as PrimitiveExpression;
 							if (p != null) {
 								string pValue = p.Value as string;
-								if (pValue != null) {
+								if (!String.IsNullOrEmpty(pValue)) {
 									
 									#if DEBUG
 									LoggingService.Debug("ResourceToolkit: BclNRefactoryResourceResolver found string parameter: '"+pValue+"'");

src/AddIns/Misc/ResourceToolkit/Test/CSharp/BclNRefactoryResourceResolverTests.cs

@@ -767,6 +767,25 @@ namespace Test {
 		
 		// ********************************************************************************************************************************
 		
+		const string CodeEmptyResourceSetName = @"using System.Resources;
+class A {
+	void B()
+	{
+		ResourceManager mgr = new ResourceManager("""", System.Reflection.Assembly.GetExecutingAssembly());
+		mgr.GetString(""TestKey"");
+	}
+}
+";
+		
+		[Test]
+		public void EmptyResourceSetName()
+		{
+			ResourceResolveResult rrr = Resolve(CodeEmptyResourceSetName, 5, 17, null);
+			TestHelper.CheckNoReference(rrr);
+		}
+		
+		// ********************************************************************************************************************************
+		
 		[Test]
 		public void ResolverSupportsCSharpFiles()
 		{