Fixed broken indexer tests

NzbDrone.Core.Test/IndexerTests/IndexerFixture.cs

@@ -163,7 +163,7 @@ namespace NzbDrone.Core.Test.IndexerTests
                     .With(n => n.ApiKey = String.Empty)
                     .Build();
 
-            Mocker.GetMock<NewznabService>().Setup(s => s.Enabled()).Returns(newznabDefs.ToList());
+            Mocker.GetMock<INewznabService>().Setup(s => s.Enabled()).Returns(newznabDefs.ToList());
 
             Mocker.GetMock<HttpProvider>()
                           .Setup(h => h.DownloadStream(It.IsAny<String>(), It.IsAny<NetworkCredential>()))
@@ -362,7 +362,7 @@ namespace NzbDrone.Core.Test.IndexerTests
                     .With(n => n.ApiKey = String.Empty)
                     .Build();
 
-            Mocker.GetMock<NewznabService>().Setup(s => s.Enabled()).Returns(newznabDefs.ToList());
+            Mocker.GetMock<INewznabService>().Setup(s => s.Enabled()).Returns(newznabDefs.ToList());
 
             Mocker.GetMock<HttpProvider>()
                           .Setup(h => h.DownloadStream(It.IsAny<String>(), It.IsAny<NetworkCredential>()))

NzbDrone.Core/Indexers/Newznab.cs

@@ -12,9 +12,9 @@ namespace NzbDrone.Core.Indexers
 {
     public class Newznab : IndexerBase
     {
-        private readonly NewznabService _newznabProvider;
+        private readonly INewznabService _newznabProvider;
 
-        public Newznab(HttpProvider httpProvider, ConfigProvider configProvider, NewznabService newznabProvider)
+        public Newznab(HttpProvider httpProvider, ConfigProvider configProvider, INewznabService newznabProvider)
             : base(httpProvider, configProvider)
         {
             _newznabProvider = newznabProvider;