Beispiel #1
0
        public void VerifySortOrderAndThatHighetFeeTransactionsAreReverifiedFirst()
        {
            AddLowPriorityTransactions(50);
            AddHighPriorityTransactions(50);

            var sortedVerifiedTxs = _unit.GetSortedVerifiedTransactions().ToList();

            // verify all 100 transactions are returned in sorted order
            sortedVerifiedTxs.Count.ShouldBeEquivalentTo(100);
            verifyTransactionsSortedDescending(sortedVerifiedTxs);

            // move all to unverified
            var block = new Block {
                Transactions = new Transaction[0]
            };

            _unit.UpdatePoolForBlockPersisted(block, Blockchain.Singleton.GetSnapshot());
            _unit.InvalidateVerifiedTransactions();
            _unit.SortedHighPrioTxCount.ShouldBeEquivalentTo(0);
            _unit.SortedLowPrioTxCount.ShouldBeEquivalentTo(0);
            _unit.UnverifiedSortedHighPrioTxCount.ShouldBeEquivalentTo(50);
            _unit.UnverifiedSortedLowPrioTxCount.ShouldBeEquivalentTo(50);

            // We can verify the order they are re-verified by reverifying 2 at a time
            while (_unit.UnVerifiedCount > 0)
            {
                _unit.GetVerifiedAndUnverifiedTransactions(out IEnumerable <Transaction> sortedVerifiedTransactions,
                                                           out IEnumerable <Transaction> sortedUnverifiedTransactions);
                sortedVerifiedTransactions.Count().ShouldBeEquivalentTo(0);
                var sortedUnverifiedArray = sortedUnverifiedTransactions.ToArray();
                verifyTransactionsSortedDescending(sortedUnverifiedArray);
                var maxHighPriorityTransaction = sortedUnverifiedArray.First();
                var maxLowPriorityTransaction  = sortedUnverifiedArray.First(tx => IsLowPriority(tx));

                // reverify 1 high priority and 1 low priority transaction
                _unit.ReVerifyTopUnverifiedTransactionsIfNeeded(2, Blockchain.Singleton.GetSnapshot());
                var verifiedTxs = _unit.GetSortedVerifiedTransactions().ToArray();
                verifiedTxs.Length.ShouldBeEquivalentTo(2);
                verifiedTxs[0].ShouldBeEquivalentTo(maxHighPriorityTransaction);
                verifiedTxs[1].ShouldBeEquivalentTo(maxLowPriorityTransaction);
                var blockWith2Tx = new Block {
                    Transactions = new Transaction[2] {
                        maxHighPriorityTransaction, maxLowPriorityTransaction
                    }
                };
                // verify and remove the 2 transactions from the verified pool
                _unit.UpdatePoolForBlockPersisted(blockWith2Tx, Blockchain.Singleton.GetSnapshot());
                _unit.InvalidateVerifiedTransactions();
                _unit.SortedHighPrioTxCount.ShouldBeEquivalentTo(0);
                _unit.SortedLowPrioTxCount.ShouldBeEquivalentTo(0);
            }
            _unit.UnverifiedSortedHighPrioTxCount.ShouldBeEquivalentTo(0);
            _unit.UnverifiedSortedLowPrioTxCount.ShouldBeEquivalentTo(0);
        }