public void BlockRepositoryPutBatch()
        {
            using (var blockRepository = new BlockRepository(this.network, TestBase.CreateDataFolder(this), DateTimeProvider.Default, this.loggerFactory))
            {
                blockRepository.SetTxIndexAsync(true).Wait();

                var blocks = new List <Block>();
                for (int i = 0; i < 5; i++)
                {
                    Block block = this.network.CreateBlock();
                    block.AddTransaction(this.network.CreateTransaction());
                    block.AddTransaction(this.network.CreateTransaction());
                    block.Transactions[0].AddInput(new TxIn(Script.Empty));
                    block.Transactions[0].AddOutput(Money.COIN + i * 2, Script.Empty);
                    block.Transactions[1].AddInput(new TxIn(Script.Empty));
                    block.Transactions[1].AddOutput(Money.COIN + i * 2 + 1, Script.Empty);
                    block.UpdateMerkleRoot();
                    block.Header.HashPrevBlock = blocks.Any() ? blocks.Last().GetHash() : this.network.GenesisHash;
                    blocks.Add(block);
                }

                // put
                blockRepository.PutAsync(new HashHeightPair(blocks.Last().GetHash(), blocks.Count), blocks).GetAwaiter().GetResult();

                // check the presence of each block in the repository
                foreach (Block block in blocks)
                {
                    Block received = blockRepository.GetBlockAsync(block.GetHash()).GetAwaiter().GetResult();
                    Assert.True(block.ToBytes().SequenceEqual(received.ToBytes()));

                    foreach (Transaction transaction in block.Transactions)
                    {
                        Transaction trx = blockRepository.GetTransactionByIdAsync(transaction.GetHash()).GetAwaiter().GetResult();
                        Assert.True(trx.ToBytes().SequenceEqual(transaction.ToBytes()));
                    }
                }

                // delete
                blockRepository.DeleteAsync(new HashHeightPair(blocks.ElementAt(2).GetHash(), 2), new[] { blocks.ElementAt(2).GetHash() }.ToList()).GetAwaiter().GetResult();
                Block deleted = blockRepository.GetBlockAsync(blocks.ElementAt(2).GetHash()).GetAwaiter().GetResult();
                Assert.Null(deleted);
            }
        }