Fixed: Abort Newznab indexer Test if connection failed.

src/NzbDrone.Core/Indexers/Newznab/Newznab.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using FluentValidation.Results;
@@ -92,6 +92,7 @@ namespace NzbDrone.Core.Indexers.Newznab
         {
             base.Test(failures);
 
+            if (failures.Any()) return;
             failures.AddIfNotNull(TestCapabilities());
         }
 

src/NzbDrone.Core/Indexers/Torznab/Torznab.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using FluentValidation.Results;
@@ -80,6 +80,7 @@ namespace NzbDrone.Core.Indexers.Torznab
         {
             base.Test(failures);
 
+            if (failures.Any()) return;
             failures.AddIfNotNull(TestCapabilities());
         }