Require 100MB extra for import

NzbDrone.Core.Test/MediaFileTests/EpisodeImportTests/FreeSpaceSpecificationFixture.cs

@@ -63,6 +63,16 @@ namespace NzbDrone.Core.Test.MediaFileTests.EpisodeImportTests
             ExceptionVerification.ExpectedWarns(1);
         }
 
+        [Test]
+        public void should_reject_when_there_isnt_enough_space_for_file_plus_100mb_padding()
+        {
+            GivenFileSize(100.Megabytes());
+            GivenFreeSpace(150.Megabytes());
+
+            Subject.IsSatisfiedBy(_localEpisode).Should().BeFalse();
+            ExceptionVerification.ExpectedWarns(1);
+        }
+
         [Test]
         public void should_accept_when_there_is_enough_disk_space()
         {

NzbDrone.Core/MediaFiles/EpisodeImport/Specifications/FreeSpaceSpecification.cs

@@ -29,7 +29,7 @@ namespace NzbDrone.Core.MediaFiles.EpisodeImport.Specifications
             
             var freeSpace = _diskProvider.GetAvilableSpace(destinationFilename);
 
-            if (freeSpace < localEpisode.Size)
+            if (freeSpace < localEpisode.Size + 100.Megabytes())
             {
                 _logger.Warn("Not enough free space to import: {0}", localEpisode);
                 return false;