dotjosh
diff --git a/‎LibGit2Sharp.Tests/BlobFixture.cs
Lines changed: 46 additions & 0 deletions b/‎LibGit2Sharp.Tests/BlobFixture.cs
Lines changed: 46 additions & 0 deletions
@@ -68,5 +68,51 @@ public void CanReadBlobStream()
                 }
             }
         }
+
+        public static void CopyStream(Stream input, Stream output)
+        {
+            var buffer = new byte[8*1024];
+            int len;
+            while ((len = input.Read(buffer, 0, buffer.Length)) > 0)
+            {
+                output.Write(buffer, 0, len);
+            }
+        }
+
+        [Test]
+        public void CanStageAFileGeneratedFromABlobContentStream()
+        {
+            SelfCleaningDirectory scd = BuildSelfCleaningDirectory();
+
+            using (Repository repo = Repository.Init(scd.DirectoryPath))
+            {
+                for (int i = 0; i < 5; i++)
+                {
+                    var sb = new StringBuilder();
+                    for (int j = 0; j < 2000; j++)
+                    {
+                        sb.Append(((i + 1)*(j + 1)).ToString("X8"));
+                    }
+                    File.AppendAllText(Path.Combine(repo.Info.WorkingDirectory, "small.txt"), sb.ToString());
+                }
+
+                repo.Index.Stage("small.txt");
+                IndexEntry entry = repo.Index["small.txt"];
+                entry.Id.Sha.ShouldEqual("baae1fb3760a73481ced1fa03dc15614142c19ef");
+
+                var blob = repo.Lookup<Blob>(entry.Id.Sha);
+
+                using (Stream stream = blob.ContentStream)
+                using (Stream file = File.OpenWrite(Path.Combine(repo.Info.WorkingDirectory, "small.fromblob.txt")))
+                {
+                    CopyStream(stream, file);
+                }
+
+                repo.Index.Stage("small.fromblob.txt");
+                IndexEntry newentry = repo.Index["small.fromblob.txt"];
+
+                newentry.Id.Sha.ShouldEqual("baae1fb3760a73481ced1fa03dc15614142c19ef");
+            }
+        }
     }
 }