Fixed newznab testing and saving

src/NzbDrone.Core.Test/IndexerTests/IndexerServiceFixture.cs

@@ -20,7 +20,7 @@ namespace NzbDrone.Core.Test.IndexerTests
         {
             _indexers = new List<IIndexer>();
 
-            _indexers.Add(new Newznab());
+            _indexers.Add(Mocker.GetMock<Newznab>().Object);
             _indexers.Add(new Omgwtfnzbs());
             _indexers.Add(new Wombles());
 

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

@@ -16,9 +16,7 @@ namespace NzbDrone.Core.Indexers.Newznab
         private readonly IFetchFeedFromIndexers _feedFetcher;
         private readonly HttpProvider _httpProvider;
         private readonly Logger _logger;
-
-
-
+        
         public Newznab(IFetchFeedFromIndexers feedFetcher, HttpProvider httpProvider, Logger logger)
         {
             _feedFetcher = feedFetcher;
@@ -26,7 +24,9 @@ namespace NzbDrone.Core.Indexers.Newznab
             _logger = logger;
         }
 
-        public Newznab()
+        //protected so it can be mocked, but not used for DI
+        //TODO: Is there a better way to achieve this?
+        protected Newznab()
         {
         }