public void Can_retrieve_empty_receipts()
        {
            _blockTree = Build.A.BlockTree(_genesisBlock).OfChainLength(2).TestObject;
            Block block0 = _blockTree.FindBlock(0);
            Block block1 = _blockTree.FindBlock(1);

            TransactionReceipt[][] transactionReceipts = _manager.GetReceipts(new[] { block0.Hash, block1.Hash, TestObject.KeccakA });

            Assert.AreEqual(3, transactionReceipts.Length, "data.Length");
            Assert.AreEqual(0, transactionReceipts[0].Length, "data[0]");
            Assert.AreEqual(0, transactionReceipts[1].Length, "data[1]");
            Assert.AreEqual(0, transactionReceipts[2].Length, "data[2]");
        }