public void AllPossibleConnectionsTest()
        {
            InitBitString();

            string tempFilename = Path.GetTempFileName();

            const long sequenceLength = 5;

            const ulong itself = Links.Itself;

            using (var links = new Links(tempFilename, LinksSizeStep))
            {
                var sequence = new ulong[sequenceLength];
                for (int i = 0; i < sequenceLength; i++)
                    sequence[i] = links.Create(itself, itself);

                var sequences = new Sequences(links);

                var createResults = sequences.CreateAllVariants2(sequence);

                var reverseResults = sequences.CreateAllVariants2(sequence.Reverse().ToArray());

                for (var i = 0; i < 1; i++)
                {
                    var sw1 = Stopwatch.StartNew();
                    var searchResults1 = sequences.GetAllConnections(sequence); sw1.Stop();

                    var sw2 = Stopwatch.StartNew();
                    var searchResults2 = sequences.GetAllConnections1(sequence); sw2.Stop();

                    var sw3 = Stopwatch.StartNew();
                    var searchResults3 = sequences.GetAllConnections2(sequence); sw3.Stop();

                    var sw4 = Stopwatch.StartNew();
                    var searchResults4 = sequences.GetAllConnections3(sequence); sw4.Stop();

                    Global.Trash = searchResults3;
                    Global.Trash = searchResults4;

                    var intersection1 = createResults.Intersect(searchResults1).ToList();
                    Assert.IsTrue(intersection1.Count == createResults.Length);

                    var intersection2 = reverseResults.Intersect(searchResults1).ToList();
                    Assert.IsTrue(intersection2.Count == reverseResults.Length);

                    var intersection0 = searchResults1.Intersect(searchResults2).ToList();
                    Assert.IsTrue(intersection0.Count == searchResults2.Count);

                    var intersection3 = searchResults2.Intersect(searchResults3).ToList();
                    Assert.IsTrue(intersection3.Count == searchResults3.Count);

                    var intersection4 = searchResults3.Intersect(searchResults4).ToList();
                    Assert.IsTrue(intersection4.Count == searchResults4.Count);
                }

                for (int i = 0; i < sequenceLength; i++)
                    links.Delete(sequence[i]);
            }

            File.Delete(tempFilename);
        }