public static void WaitForCopy(CloudBlob blob)
        {
            bool copyInProgress = true;

            while (copyInProgress)
            {
                Thread.Sleep(1000);
                blob.FetchAttributes();
                copyInProgress = (blob.CopyState.Status == CopyStatus.Pending);
            }
        }
        public void CloudBlobSnapshotMetadataAPM()
        {
            CloudBlobContainer container = GetRandomContainerReference();

            try
            {
                container.Create();
                var             blobName   = GetRandomBlobName();
                CloudAppendBlob appendBlob = container.GetAppendBlobReference(blobName);
                appendBlob.CreateOrReplace();

                CloudBlob blob = container.GetBlobReference(blobName);
                blob.Metadata["Hello"] = "World";
                blob.Metadata["Marco"] = "Polo";
                blob.SetMetadata();

                IDictionary <string, string> snapshotMetadata = new Dictionary <string, string>();
                snapshotMetadata["Hello"] = "Dolly";
                snapshotMetadata["Yoyo"]  = "Ma";

                IAsyncResult result;

                using (AutoResetEvent waitHandle = new AutoResetEvent(false))
                {
                    result = blob.BeginSnapshot(snapshotMetadata, null, null, null, ar => waitHandle.Set(), null);
                    waitHandle.WaitOne();
                    CloudBlob snapshot = blob.EndSnapshot(result);

                    // Test the client view against the expected metadata
                    // Metadata keys should be case-insensitive
                    // None of the original metadata should be present
                    Assert.AreEqual("Dolly", snapshot.Metadata["Hello"]);
                    Assert.AreEqual("Dolly", snapshot.Metadata["HELLO"]);
                    Assert.AreEqual("Ma", snapshot.Metadata["Yoyo"]);
                    Assert.IsFalse(snapshot.Metadata.ContainsKey("Marco"));

                    // Test the server view against the expected metadata
                    snapshot.FetchAttributes();
                    Assert.AreEqual("Dolly", snapshot.Metadata["Hello"]);
                    Assert.AreEqual("Dolly", snapshot.Metadata["HELLO"]);
                    Assert.AreEqual("Ma", snapshot.Metadata["Yoyo"]);
                    Assert.IsFalse(snapshot.Metadata.ContainsKey("Marco"));
                }
            }
            finally
            {
                container.DeleteIfExists();
            }
        }
        public void CloudBlobSnapshotMetadata()
        {
            CloudBlobContainer container = GetRandomContainerReference();

            try
            {
                container.Create();
                var             blobName   = GetRandomBlobName();
                CloudAppendBlob appendBlob = container.GetAppendBlobReference(blobName);
                appendBlob.CreateOrReplace();

                CloudBlob blob = container.GetBlobReference(blobName);
                blob.Metadata["Hello"] = "World";
                blob.Metadata["Marco"] = "Polo";
                blob.SetMetadata();

                IDictionary <string, string> snapshotMetadata = new Dictionary <string, string>();
                snapshotMetadata["Hello"] = "Dolly";
                snapshotMetadata["Yoyo"]  = "Ma";

                CloudBlob snapshot = blob.Snapshot(snapshotMetadata);

                // Test the client view against the expected metadata
                // Metadata keys should be case-insensitive
                // None of the original metadata should be present
                Assert.AreEqual("Dolly", snapshot.Metadata["Hello"]);
                Assert.AreEqual("Dolly", snapshot.Metadata["HELLO"]);
                Assert.AreEqual("Ma", snapshot.Metadata["Yoyo"]);
                Assert.IsFalse(snapshot.Metadata.ContainsKey("Marco"));

                // Test the server view against the expected metadata
                snapshot.FetchAttributes();
                Assert.AreEqual("Dolly", snapshot.Metadata["Hello"]);
                Assert.AreEqual("Dolly", snapshot.Metadata["HELLO"]);
                Assert.AreEqual("Ma", snapshot.Metadata["Yoyo"]);
                Assert.IsFalse(snapshot.Metadata.ContainsKey("Marco"));
            }
            finally
            {
                container.DeleteIfExists();
            }
        }
        public async Task CloudBlobSoftDeleteSnapshotTask()
        {
            CloudBlobContainer container = GetRandomContainerReference();

            try
            {
                //Enables a delete retention policy on the blob with 1 day of default retention days
                container.ServiceClient.EnableSoftDelete();
                await container.CreateAsync();

                // Upload some data to the blob.
                var             blobName     = GetRandomBlobName();
                MemoryStream    originalData = new MemoryStream(GetRandomBuffer(1024));
                CloudAppendBlob appendBlob   = container.GetAppendBlobReference(blobName);
                await appendBlob.UploadFromStreamAsync(originalData);

                CloudBlob blob = container.GetBlobReference(blobName);

                //create snapshot via api
                CloudBlob snapshot = blob.Snapshot();
                //create snapshot via write protection
                await appendBlob.UploadFromStreamAsync(originalData);

                //we should have 2 snapshots 1 regular and 1 deleted: there is no way to get only the deleted snapshots but the below listing will get both snapshot types
                int blobCount            = 0;
                int deletedSnapshotCount = 0;
                int snapShotCount        = 0;
                BlobContinuationToken ct = null;

                do
                {
                    Task <BlobResultSegment> resultSegments = container.ListBlobsSegmentedAsync
                                                                  (null, true, BlobListingDetails.Snapshots | BlobListingDetails.Deleted, null, ct, null, null);
                    List <IListBlobItem> blobs = resultSegments.Result
                                                 .Results
                                                 .ToList();
                    ct = resultSegments.Result.ContinuationToken;

                    foreach (IListBlobItem item in blobs)
                    {
                        CloudAppendBlob blobItem = (CloudAppendBlob)item;
                        Assert.AreEqual(blobItem.Name, blobName);
                        if (blobItem.IsSnapshot)
                        {
                            snapShotCount++;
                        }
                        if (blobItem.IsDeleted)
                        {
                            Assert.IsNotNull(blobItem.Properties.DeletedTime);
                            Assert.AreEqual(blobItem.Properties.RemainingDaysBeforePermanentDelete, 0);
                            deletedSnapshotCount++;
                        }
                        blobCount++;
                    }
                } while (ct != null);

                Assert.AreEqual(3, blobCount);
                Assert.AreEqual(deletedSnapshotCount, 1);
                Assert.AreEqual(snapShotCount, 2);

                blobCount = 0;
                ct        = null;
                do
                {
                    foreach (IListBlobItem item in (await container.ListBlobsSegmentedAsync
                                                        (null, true, BlobListingDetails.Snapshots, null, ct, null, null))
                             .Results
                             .ToList())
                    {
                        CloudAppendBlob blobItem = (CloudAppendBlob)item;
                        Assert.AreEqual(blobItem.Name, blobName);
                        Assert.IsFalse(blobItem.IsDeleted);
                        Assert.IsNull(blobItem.Properties.DeletedTime);
                        Assert.IsNull(blobItem.Properties.RemainingDaysBeforePermanentDelete);
                        blobCount++;
                    }
                } while (ct != null);

                Assert.AreEqual(blobCount, 2);

                //Delete Blob and snapshots
                blob.Delete(DeleteSnapshotsOption.IncludeSnapshots);
                Assert.IsFalse(blob.Exists());
                Assert.IsFalse(snapshot.Exists());

                blobCount = 0;
                ct        = null;
                do
                {
                    foreach (IListBlobItem item in (await container.ListBlobsSegmentedAsync
                                                        (null, true, BlobListingDetails.All, null, ct, null, null))
                             .Results
                             .ToList())
                    {
                        CloudAppendBlob blobItem = (CloudAppendBlob)item;
                        Assert.AreEqual(blobItem.Name, blobName);
                        Assert.IsTrue(blobItem.IsDeleted);
                        Assert.IsNotNull(blobItem.Properties.DeletedTime);
                        Assert.AreEqual(blobItem.Properties.RemainingDaysBeforePermanentDelete, 0);
                        blobCount++;
                    }
                }while(ct != null);

                Assert.AreEqual(blobCount, 3);

                blob.Undelete();

                blob.FetchAttributes();
                Assert.IsFalse(blob.IsDeleted);
                Assert.IsNull(blob.Properties.DeletedTime);
                Assert.IsNull(blob.Properties.RemainingDaysBeforePermanentDelete);

                blobCount = 0;
                ct        = null;
                do
                {
                    foreach (IListBlobItem item in (await container.ListBlobsSegmentedAsync
                                                        (null, true, BlobListingDetails.All, null, ct, null, null))
                             .Results
                             .ToList())
                    {
                        CloudAppendBlob blobItem = (CloudAppendBlob)item;
                        Assert.AreEqual(blobItem.Name, blobName);
                        Assert.IsFalse(blobItem.IsDeleted);
                        Assert.IsNull(blobItem.Properties.DeletedTime);
                        Assert.IsNull(blobItem.Properties.RemainingDaysBeforePermanentDelete);
                        blobCount++;
                    }
                }while(ct != null);

                Assert.AreEqual(blobCount, 3);
            }
            finally
            {
                container.ServiceClient.DisableSoftDelete();
                await container.DeleteAsync();
            }
        }
        public void CloudBlobSoftDeleteNoSnapshotAPM()
        {
            CloudBlobContainer container = GetRandomContainerReference();

            try
            {
                //Enables a delete retention policy on the blob with 1 day of default retention days
                container.ServiceClient.EnableSoftDelete();
                container.Create();

                // Upload some data to the blob.
                var             blobName     = GetRandomBlobName();
                MemoryStream    originalData = new MemoryStream(GetRandomBuffer(1024));
                CloudAppendBlob appendBlob   = container.GetAppendBlobReference(blobName);
                appendBlob.CreateOrReplace();
                appendBlob.AppendBlock(originalData, null);


                CloudBlob blob = container.GetBlobReference(blobName);
                Assert.IsFalse(blob.IsDeleted);

                IAsyncResult result;
                using (AutoResetEvent waitHandle = new AutoResetEvent(false))
                {
                    result = blob.BeginDelete(DeleteSnapshotsOption.None, null, null, null, ar => waitHandle.Set(), null);
                    waitHandle.WaitOne();
                    blob.EndDelete(result);
                }

                Assert.IsFalse(blob.Exists());

                int blobCount = 0;
                foreach (IListBlobItem item in container.ListBlobs(null, true, BlobListingDetails.All))
                {
                    CloudAppendBlob blobItem = (CloudAppendBlob)item;
                    Assert.AreEqual(blobItem.Name, blobName);
                    Assert.IsTrue(blobItem.IsDeleted);
                    Assert.IsNotNull(blobItem.Properties.DeletedTime);
                    Assert.AreEqual(blobItem.Properties.RemainingDaysBeforePermanentDelete, 0);
                    blobCount++;
                }

                Assert.AreEqual(1, blobCount);

                using (AutoResetEvent waitHandle = new AutoResetEvent(false))
                {
                    result = blob.BeginUndelete(ar => waitHandle.Set(), null);
                    waitHandle.WaitOne();
                    blob.EndUndelete(result);
                }

                blob.FetchAttributes();
                Assert.IsFalse(blob.IsDeleted);
                Assert.IsNull(blob.Properties.DeletedTime);
                Assert.IsNull(blob.Properties.RemainingDaysBeforePermanentDelete);

                blobCount = 0;
                foreach (IListBlobItem item in container.ListBlobs(null, true, BlobListingDetails.All))
                {
                    CloudAppendBlob blobItem = (CloudAppendBlob)item;
                    Assert.AreEqual(blobItem.Name, blobName);
                    Assert.IsFalse(blobItem.IsDeleted);
                    Assert.IsNull(blobItem.Properties.DeletedTime);
                    Assert.IsNull(blobItem.Properties.RemainingDaysBeforePermanentDelete);
                    blobCount++;
                }

                Assert.AreEqual(blobCount, 1);
            }
            finally
            {
                container.ServiceClient.DisableSoftDelete();
                container.DeleteIfExists();
            }
        }
        public void CloudBlobSnapshot()
        {
            CloudBlobContainer container = GetRandomContainerReference();

            try
            {
                container.Create();

                // Upload some data to the blob.
                var             blobName     = GetRandomBlobName();
                MemoryStream    originalData = new MemoryStream(GetRandomBuffer(1024));
                CloudAppendBlob appendBlob   = container.GetAppendBlobReference(blobName);
                appendBlob.CreateOrReplace();
                appendBlob.AppendBlock(originalData, null);

                CloudBlob blob = container.GetBlobReference(blobName);
                blob.FetchAttributes();
                Assert.IsFalse(blob.IsSnapshot);
                Assert.IsNull(blob.SnapshotTime, "Root blob has SnapshotTime set");
                Assert.IsFalse(blob.SnapshotQualifiedUri.Query.Contains("snapshot"));
                Assert.AreEqual(blob.Uri, blob.SnapshotQualifiedUri);

                CloudBlob snapshot1 = blob.Snapshot();
                Assert.AreEqual(blob.Properties.ETag, snapshot1.Properties.ETag);
                Assert.AreEqual(blob.Properties.LastModified, snapshot1.Properties.LastModified);
                Assert.IsTrue(snapshot1.IsSnapshot);
                Assert.IsNotNull(snapshot1.SnapshotTime, "Snapshot does not have SnapshotTime set");
                Assert.AreEqual(blob.Uri, snapshot1.Uri);
                Assert.AreNotEqual(blob.SnapshotQualifiedUri, snapshot1.SnapshotQualifiedUri);
                Assert.AreNotEqual(snapshot1.Uri, snapshot1.SnapshotQualifiedUri);
                Assert.IsTrue(snapshot1.SnapshotQualifiedUri.Query.Contains("snapshot"));

                CloudBlob snapshot2 = blob.Snapshot();
                Assert.IsTrue(snapshot2.SnapshotTime.Value > snapshot1.SnapshotTime.Value);

                snapshot1.FetchAttributes();
                snapshot2.FetchAttributes();
                blob.FetchAttributes();
                AssertAreEqual(snapshot1.Properties, blob.Properties, false);

                CloudBlob snapshot1Clone = new CloudBlob(new Uri(blob.Uri + "?snapshot=" + snapshot1.SnapshotTime.Value.ToString("O")), blob.ServiceClient.Credentials);
                Assert.IsNotNull(snapshot1Clone.SnapshotTime, "Snapshot clone does not have SnapshotTime set");
                Assert.AreEqual(snapshot1.SnapshotTime.Value, snapshot1Clone.SnapshotTime.Value);
                snapshot1Clone.FetchAttributes();
                AssertAreEqual(snapshot1.Properties, snapshot1Clone.Properties, false);

                // The query parser should not be case sensitive in detecting a snapshot in the query string
                CloudBlob snapshotParseVerifier = new CloudBlob(new Uri(blob.Uri + "?sNapshOt=" + snapshot1.SnapshotTime.Value.ToString("O")), blob.ServiceClient.Credentials);
                Assert.IsNotNull(snapshotParseVerifier.SnapshotTime, "Snapshot parse verifier did not successfully detect the snapshot time");
                Assert.AreEqual(snapshot1.SnapshotTime.Value, snapshotParseVerifier.SnapshotTime.Value);

                CloudBlob snapshotCopy = container.GetBlobReference("blob2");
                snapshotCopy.StartCopy(TestHelper.Defiddler(snapshot1.Uri));
                WaitForCopy(snapshotCopy);
                Assert.AreEqual(CopyStatus.Success, snapshotCopy.CopyState.Status);

                using (Stream snapshotStream = snapshot1.OpenRead())
                {
                    snapshotStream.Seek(0, SeekOrigin.End);
                    TestHelper.AssertStreamsAreEqual(originalData, snapshotStream);
                }

                //overwriting the blob and creating the 5th snapshot
                appendBlob.CreateOrReplace();
                blob.FetchAttributes();

                using (Stream snapshotStream = snapshot1.OpenRead())
                {
                    snapshotStream.Seek(0, SeekOrigin.End);
                    TestHelper.AssertStreamsAreEqual(originalData, snapshotStream);
                }

                List <IListBlobItem> blobs = container.ListBlobs(null, true, BlobListingDetails.All, null, null).ToList();
                Assert.AreEqual(4, blobs.Count);
                AssertAreEqual(snapshotCopy, (CloudBlob)blobs[0]);
                AssertAreEqual(snapshot1, (CloudBlob)blobs[1]);
                AssertAreEqual(snapshot2, (CloudBlob)blobs[2]);
                AssertAreEqual(blob, (CloudBlob)blobs[3]);
            }
            finally
            {
                container.DeleteIfExists();
            }
        }
        public void CloudBlobSoftDeleteNoSnapshot()
        {
            CloudBlobContainer container = GetRandomContainerReference();

            try
            {
                //Enables a delete retention policy on the blob with 1 day of default retention days
                container.ServiceClient.EnableSoftDelete();
                Shared.Protocol.ServiceProperties props = container.ServiceClient.GetServiceProperties();
                container.Create();

                // Upload some data to the blob.
                var             blobName     = GetRandomBlobName();
                MemoryStream    originalData = new MemoryStream(GetRandomBuffer(1024));
                CloudAppendBlob appendBlob   = container.GetAppendBlobReference(blobName);
                appendBlob.CreateOrReplace();
                appendBlob.AppendBlock(originalData, null);


                CloudBlob blob = container.GetBlobReference(blobName);

                Assert.IsTrue(blob.Exists());
                Assert.IsFalse(blob.IsDeleted);

                blob.Delete();
                Assert.IsFalse(blob.Exists());

                int blobCount = 0;
                foreach (IListBlobItem item in container.ListBlobs(null, true, BlobListingDetails.Snapshots | BlobListingDetails.Deleted))
                {
                    CloudAppendBlob blobItem = (CloudAppendBlob)item;
                    Assert.AreEqual(blobItem.Name, blobName);
                    Assert.IsTrue(blobItem.IsDeleted);
                    Assert.IsNotNull(blobItem.Properties.DeletedTime);
                    Assert.AreEqual(blobItem.Properties.RemainingDaysBeforePermanentDelete, 0);
                    blobCount++;
                }

                Assert.AreEqual(blobCount, 1);

                blob.Undelete();

                blob.FetchAttributes();
                Assert.IsFalse(blob.IsDeleted);
                Assert.IsNull(blob.Properties.DeletedTime);
                Assert.IsNull(blob.Properties.RemainingDaysBeforePermanentDelete);

                blobCount = 0;
                foreach (IListBlobItem item in container.ListBlobs(null, true, BlobListingDetails.All))
                {
                    CloudAppendBlob blobItem = (CloudAppendBlob)item;
                    Assert.AreEqual(blobItem.Name, blobName);
                    Assert.IsFalse(blobItem.IsDeleted);
                    Assert.IsNull(blobItem.Properties.DeletedTime);
                    Assert.IsNull(blobItem.Properties.RemainingDaysBeforePermanentDelete);
                    blobCount++;
                }

                Assert.AreEqual(blobCount, 1);
            }
            finally
            {
                container.ServiceClient.DisableSoftDelete();
                container.DeleteIfExists();
            }
        }
        public void CloudBlobSnapshotAPM()
        {
            CloudBlobContainer container = GetRandomContainerReference();

            try
            {
                container.Create();
                var             blobName     = GetRandomBlobName();
                MemoryStream    originalData = new MemoryStream(GetRandomBuffer(1024));
                CloudAppendBlob appendBlob   = container.GetAppendBlobReference(blobName);
                appendBlob.CreateOrReplace();
                appendBlob.AppendBlock(originalData, null);

                CloudBlob blob = container.GetBlobReference(blobName);
                blob.FetchAttributes();
                IAsyncResult result;
                using (AutoResetEvent waitHandle = new AutoResetEvent(false))
                {
                    result = blob.BeginSnapshot(ar => waitHandle.Set(), null);
                    waitHandle.WaitOne();
                    CloudBlob snapshot1 = blob.EndSnapshot(result);
                    Assert.AreEqual(blob.Properties.ETag, snapshot1.Properties.ETag);
                    Assert.AreEqual(blob.Properties.LastModified, snapshot1.Properties.LastModified);
                    Assert.IsTrue(snapshot1.IsSnapshot);
                    Assert.IsNotNull(snapshot1.SnapshotTime, "Snapshot does not have SnapshotTime set");
                    Assert.AreEqual(blob.Uri, snapshot1.Uri);
                    Assert.AreNotEqual(blob.SnapshotQualifiedUri, snapshot1.SnapshotQualifiedUri);
                    Assert.AreNotEqual(snapshot1.Uri, snapshot1.SnapshotQualifiedUri);
                    Assert.IsTrue(snapshot1.SnapshotQualifiedUri.Query.Contains("snapshot"));

                    result = blob.BeginSnapshot(ar => waitHandle.Set(), null);
                    waitHandle.WaitOne();
                    CloudBlob snapshot2 = blob.EndSnapshot(result);
                    Assert.IsTrue(snapshot2.SnapshotTime.Value > snapshot1.SnapshotTime.Value);

                    snapshot1.FetchAttributes();
                    snapshot2.FetchAttributes();
                    blob.FetchAttributes();
                    AssertAreEqual(snapshot1.Properties, blob.Properties);

                    CloudBlob snapshotCopy = container.GetBlobReference("blob2");
                    result = snapshotCopy.BeginStartCopy(snapshot1.Uri, null, null, null, null, ar => waitHandle.Set(), null);
                    waitHandle.WaitOne();
                    snapshotCopy.EndStartCopy(result);
                    WaitForCopy(snapshotCopy);
                    Assert.AreEqual(CopyStatus.Success, snapshotCopy.CopyState.Status);

                    result = snapshot1.BeginOpenRead(ar => waitHandle.Set(), null);
                    waitHandle.WaitOne();
                    using (Stream snapshotStream = snapshot1.EndOpenRead(result))
                    {
                        snapshotStream.Seek(0, SeekOrigin.End);
                        TestHelper.AssertStreamsAreEqual(originalData, snapshotStream);
                    }

                    result = appendBlob.BeginCreateOrReplace(ar => waitHandle.Set(), null);
                    waitHandle.WaitOne();
                    appendBlob.EndCreateOrReplace(result);
                    result = blob.BeginFetchAttributes(ar => waitHandle.Set(), null);
                    waitHandle.WaitOne();
                    blob.EndFetchAttributes(result);

                    result = snapshot1.BeginOpenRead(ar => waitHandle.Set(), null);
                    waitHandle.WaitOne();
                    using (Stream snapshotStream = snapshot1.EndOpenRead(result))
                    {
                        snapshotStream.Seek(0, SeekOrigin.End);
                        TestHelper.AssertStreamsAreEqual(originalData, snapshotStream);
                    }

                    List <IListBlobItem> blobs = container.ListBlobs(null, true, BlobListingDetails.All, null, null).ToList();
                    Assert.AreEqual(4, blobs.Count);
                    AssertAreEqual(snapshotCopy, (CloudBlob)blobs[0]);
                    AssertAreEqual(snapshot1, (CloudBlob)blobs[1]);
                    AssertAreEqual(snapshot2, (CloudBlob)blobs[2]);
                    AssertAreEqual(blob, (CloudBlob)blobs[3]);
                }
            }
            finally
            {
                container.DeleteIfExists();
            }
        }
        public void CloudBlobSoftDeleteNoSnapshotTask()
        {
            CloudBlobContainer container = GetRandomContainerReference();

            try
            {
                //Enables a delete retention policy on the blob with 1 day of default retention days
                container.ServiceClient.EnableSoftDelete();
                container.CreateAsync().Wait();

                // Upload some data to the blob.
                MemoryStream    originalData = new MemoryStream(GetRandomBuffer(1024));
                CloudAppendBlob appendBlob   = container.GetAppendBlobReference(BlobName);
                appendBlob.CreateOrReplaceAsync().Wait();
                appendBlob.AppendBlockAsync(originalData, null).Wait();


                CloudBlob blob = container.GetBlobReference(BlobName);
                Assert.IsTrue(blob.ExistsAsync().Result);
                Assert.IsFalse(blob.IsDeleted);

                blob.DeleteAsync().Wait();
                Assert.IsFalse(blob.ExistsAsync().Result);

                int blobCount            = 0;
                BlobContinuationToken ct = null;
                do
                {
                    foreach (IListBlobItem item in container.ListBlobsSegmentedAsync
                                 (null, true, BlobListingDetails.All, null, ct, null, null)
                             .Result
                             .Results
                             .ToList())
                    {
                        CloudAppendBlob blobItem = (CloudAppendBlob)item;
                        Assert.AreEqual(blobItem.Name, BlobName);
                        Assert.IsTrue(blobItem.IsDeleted);
                        Assert.IsNotNull(blobItem.Properties.DeletedTime);
                        Assert.AreEqual(blobItem.Properties.RemainingDaysBeforePermanentDelete, 0);
                        blobCount++;
                    }
                } while (ct != null);

                Assert.AreEqual(blobCount, 1);

                blob.UndeleteAsync().Wait();

                blob.FetchAttributes();
                Assert.IsFalse(blob.IsDeleted);
                Assert.IsNull(blob.Properties.DeletedTime);
                Assert.IsNull(blob.Properties.RemainingDaysBeforePermanentDelete);

                blobCount = 0;
                ct        = null;
                do
                {
                    foreach (IListBlobItem item in container.ListBlobsSegmentedAsync
                                 (null, true, BlobListingDetails.All, null, ct, null, null)
                             .Result
                             .Results
                             .ToList())
                    {
                        CloudAppendBlob blobItem = (CloudAppendBlob)item;
                        Assert.AreEqual(blobItem.Name, BlobName);
                        Assert.IsFalse(blobItem.IsDeleted);
                        Assert.IsNull(blobItem.Properties.DeletedTime);
                        Assert.IsNull(blobItem.Properties.RemainingDaysBeforePermanentDelete);
                        blobCount++;
                    }
                } while (ct != null);
                Assert.AreEqual(blobCount, 1);
            }
            finally
            {
                container.ServiceClient.DisableSoftDelete();
                container.DeleteIfExists();
            }
        }
        public void CloudBlobSoftDeleteSnapshot()
        {
            CloudBlobContainer container = GetRandomContainerReference();

            try
            {
                //Enables a delete retention policy on the blob with 1 day of default retention days
                container.ServiceClient.EnableSoftDelete();
                container.Create();

                // Upload some data to the blob.
                MemoryStream    originalData = new MemoryStream(GetRandomBuffer(1024));
                CloudAppendBlob appendBlob   = container.GetAppendBlobReference(BlobName);
                appendBlob.UploadFromStream(originalData);

                CloudBlob blob = container.GetBlobReference(BlobName);

                //create snapshot via api
                CloudBlob snapshot = blob.Snapshot();
                //create snapshot via write protection
                appendBlob.UploadFromStream(originalData);

                //we should have 2 snapshots 1 regular and 1 deleted: there is no way to get only the deleted snapshots but the below listing will get both snapshot types
                int blobCount            = 0;
                int deletedSnapshotCount = 0;
                int snapShotCount        = 0;
                foreach (IListBlobItem item in container.ListBlobs(null, true, BlobListingDetails.Snapshots | BlobListingDetails.Deleted))
                {
                    CloudAppendBlob blobItem = (CloudAppendBlob)item;
                    Assert.AreEqual(blobItem.Name, BlobName);
                    if (blobItem.IsSnapshot)
                    {
                        snapShotCount++;
                    }
                    if (blobItem.IsDeleted)
                    {
                        Assert.IsNotNull(blobItem.Properties.DeletedTime);
                        Assert.AreEqual(blobItem.Properties.RemainingDaysBeforePermanentDelete, 0);
                        deletedSnapshotCount++;
                    }
                    blobCount++;
                }
                Assert.AreEqual(blobCount, 3);
                Assert.AreEqual(deletedSnapshotCount, 1);
                Assert.AreEqual(snapShotCount, 2);

                blobCount = 0;
                foreach (IListBlobItem item in container.ListBlobs(null, true, BlobListingDetails.Snapshots))
                {
                    CloudAppendBlob blobItem = (CloudAppendBlob)item;
                    Assert.AreEqual(blobItem.Name, BlobName);
                    Assert.IsFalse(blobItem.IsDeleted);
                    Assert.IsNull(blobItem.Properties.DeletedTime);
                    Assert.IsNull(blobItem.Properties.RemainingDaysBeforePermanentDelete);
                    blobCount++;
                }

                Assert.AreEqual(blobCount, 2);

                //Delete Blob and snapshots
                blob.Delete(DeleteSnapshotsOption.IncludeSnapshots);
                Assert.IsFalse(blob.Exists());
                Assert.IsFalse(snapshot.Exists());

                blobCount = 0;
                foreach (IListBlobItem item in container.ListBlobs(null, true, BlobListingDetails.All))
                {
                    CloudAppendBlob blobItem = (CloudAppendBlob)item;
                    Assert.AreEqual(blobItem.Name, BlobName);
                    Assert.IsTrue(blobItem.IsDeleted);
                    Assert.IsNotNull(blobItem.Properties.DeletedTime);
                    Assert.AreEqual(blobItem.Properties.RemainingDaysBeforePermanentDelete, 0);
                    blobCount++;
                }

                Assert.AreEqual(blobCount, 3);

                blob.Undelete();

                blob.FetchAttributes();
                Assert.IsFalse(blob.IsDeleted);
                Assert.IsNull(blob.Properties.DeletedTime);
                Assert.IsNull(blob.Properties.RemainingDaysBeforePermanentDelete);

                blobCount = 0;
                foreach (IListBlobItem item in container.ListBlobs(null, true, BlobListingDetails.All))
                {
                    CloudAppendBlob blobItem = (CloudAppendBlob)item;
                    Assert.AreEqual(blobItem.Name, BlobName);
                    Assert.IsFalse(blobItem.IsDeleted);
                    Assert.IsNull(blobItem.Properties.DeletedTime);
                    Assert.IsNull(blobItem.Properties.RemainingDaysBeforePermanentDelete);
                    blobCount++;
                }

                Assert.AreEqual(blobCount, 3);
            }
            finally
            {
                container.ServiceClient.DisableSoftDelete();
                container.DeleteIfExists();
            }
        }