Class encapsulating native .Net string. System.String is not a persistent object so it can not be stored in Volante as independent persistent object. But sometimes it is needed. This class sole this problem providing implicit conversion operator from System.String to PerisstentString. Also PersistentString class is mutable (i.e. unlike System.String, its value can be changed).
Inheritance: PersistentResource
Example #1
0
        public void Run(TestConfig config)
        {
            int i;
            int count = config.Count;
            var res = new TestIndexNumericResult();
            config.Result = res;

            var start = DateTime.Now;
            IDatabase db = config.GetDatabase();
            Tests.Assert(null == db.Root);
            var set = db.CreateSet<RecordFull>();
            db.Root = set;
            long val = 1999;
            var recs = new List<RecordFull>();
            var rand = new Random();
            for (i = 0; i < count; i++)
            {
                var r = new RecordFull(val);
                Tests.Assert(!set.Contains(r));
                set.Add(r);
                set.Add(r);
                if (recs.Count < 10 && rand.Next(0, 20) == 4)
                    recs.Add(r);

                Tests.Assert(set.Contains(r));
                if (i % 100 == 0)
                    db.Commit();
                val = (3141592621L * val + 2718281829L) % 1000000007L;
            }

            Tests.Assert(set.Count == count);
            db.Commit();
            Tests.Assert(set.Count == count);
            Tests.Assert(set.IsReadOnly == false);
            Tests.Assert(set.ContainsAll(recs));

            var rOne = new RecordFull(val);
            Tests.Assert(!set.Contains(rOne));
            Tests.Assert(!set.ContainsAll(new RecordFull[] { rOne }));
            Tests.Assert(set.AddAll(new RecordFull[] { rOne }));
            Tests.Assert(!set.AddAll(recs));
            Tests.Assert(set.Count == count + 1);
            Tests.Assert(set.Remove(rOne));
            Tests.Assert(!set.Remove(rOne));

            Tests.Assert(set.RemoveAll(recs));
            Tests.Assert(!set.RemoveAll(recs));
            Tests.Assert(set.Count == count - recs.Count);
            Tests.Assert(set.AddAll(recs));
            Tests.Assert(set.Count == count);
            db.Commit();

            res.InsertTime = DateTime.Now - start;

            IEnumerator e = set.GetEnumerator();
            Tests.Assert(e != null);

            start = System.DateTime.Now;
            Tests.Assert(!set.Equals(null));
            Tests.Assert(set.Equals(set));

            var set2 = db.CreateSet<RecordFull>();
            Tests.Assert(!set.Equals(set2));
            foreach (var r2 in set)
            {
                Tests.Assert(set.Contains(r2));
                set2.Add(r2);
            }
            Tests.Assert(set.Equals(set2));

            RecordFull[] recsArr = set.ToArray();
            Tests.Assert(recsArr.Length == count);
            set.Clear();
            Tests.Assert(set.Count == 0);
            db.Commit();
            Tests.Assert(set.Count == 0);
            set.Invalidate();
            set.Load();
            set.AddAll(recs);
            Tests.Assert(set.Count == recs.Count);
            db.Commit();
            Tests.Assert(set.Count == recs.Count);
            Tests.Assert(set.GetHashCode() > 0);
            db.Gc();

            // tests for PersistentString
            var ps = new PersistentString();
            Tests.Assert(ps.Get() == "");
            ps = new PersistentString("Hello");
            var s = ps.ToString();
            Tests.Assert(s == "Hello");
            ps.Append("2");
            Tests.Assert("Hello2" == ps.Get());
            ps.Set("Lala");
            Tests.Assert("Lala" == ps.Get());
            string s2 = ps;
            Tests.Assert("Lala" == s2);
            PersistentString ps2 = "Lulu";
            Tests.Assert(ps2.Get() == "Lulu");
            db.Root = ps;
            set.Deallocate();
            db.Gc();
            db.Commit();
            db.Close();
        }
Example #2
0
        public void Run(TestConfig config)
        {
            int i;
            int count = config.Count;
            var res   = new TestIndexNumericResult();

            config.Result = res;

            var       start = DateTime.Now;
            IDatabase db    = config.GetDatabase();

            Tests.Assert(null == db.Root);
            var set = db.CreateSet <RecordFull>();

            db.Root = set;
            long val  = 1999;
            var  recs = new List <RecordFull>();
            var  rand = new Random();

            for (i = 0; i < count; i++)
            {
                var r = new RecordFull(val);
                Tests.Assert(!set.Contains(r));
                set.Add(r);
                set.Add(r);
                if (recs.Count < 10 && rand.Next(0, 20) == 4)
                {
                    recs.Add(r);
                }

                Tests.Assert(set.Contains(r));
                if (i % 100 == 0)
                {
                    db.Commit();
                }
                val = (3141592621L * val + 2718281829L) % 1000000007L;
            }

            Tests.Assert(set.Count == count);
            db.Commit();
            Tests.Assert(set.Count == count);
            Tests.Assert(set.IsReadOnly == false);
            Tests.Assert(set.ContainsAll(recs));

            var rOne = new RecordFull(val);

            Tests.Assert(!set.Contains(rOne));
            Tests.Assert(!set.ContainsAll(new RecordFull[] { rOne }));
            Tests.Assert(set.AddAll(new RecordFull[] { rOne }));
            Tests.Assert(!set.AddAll(recs));
            Tests.Assert(set.Count == count + 1);
            Tests.Assert(set.Remove(rOne));
            Tests.Assert(!set.Remove(rOne));

            Tests.Assert(set.RemoveAll(recs));
            Tests.Assert(!set.RemoveAll(recs));
            Tests.Assert(set.Count == count - recs.Count);
            Tests.Assert(set.AddAll(recs));
            Tests.Assert(set.Count == count);
            db.Commit();

            res.InsertTime = DateTime.Now - start;

            IEnumerator e = set.GetEnumerator();

            Tests.Assert(e != null);

            start = System.DateTime.Now;
            Tests.Assert(!set.Equals(null));
            Tests.Assert(set.Equals(set));

            var set2 = db.CreateSet <RecordFull>();

            Tests.Assert(!set.Equals(set2));
            foreach (var r2 in set)
            {
                Tests.Assert(set.Contains(r2));
                set2.Add(r2);
            }
            Tests.Assert(set.Equals(set2));

            RecordFull[] recsArr = set.ToArray();
            Tests.Assert(recsArr.Length == count);
            set.Clear();
            Tests.Assert(set.Count == 0);
            db.Commit();
            Tests.Assert(set.Count == 0);
            set.Invalidate();
            set.Load();
            set.AddAll(recs);
            Tests.Assert(set.Count == recs.Count);
            db.Commit();
            Tests.Assert(set.Count == recs.Count);
            Tests.Assert(set.GetHashCode() > 0);
            db.Gc();

            // tests for PersistentString
            var ps = new PersistentString();

            Tests.Assert(ps.Get() == "");
            ps = new PersistentString("Hello");
            var s = ps.ToString();

            Tests.Assert(s == "Hello");
            ps.Append("2");
            Tests.Assert("Hello2" == ps.Get());
            ps.Set("Lala");
            Tests.Assert("Lala" == ps.Get());
            string s2 = ps;

            Tests.Assert("Lala" == s2);
            PersistentString ps2 = "Lulu";

            Tests.Assert(ps2.Get() == "Lulu");
            db.Root = ps;
            set.Deallocate();
            db.Gc();
            db.Commit();
            db.Close();
        }