public void TestGeneratedSerializer()
        {
            var originalEntity = new Entity
            {
                Name               = "Name",
                ShortName          = string.Empty,
                Description        = null,
                Label              = 'L',
                Age                = 32,
                Index              = -7,
                IsVisible          = true,
                Price              = 225.87M,
                Rating             = 4.8,
                Weigth             = 130,
                ShortIndex         = short.MaxValue,
                LongIndex          = long.MinValue,
                UnsignedIndex      = uint.MaxValue,
                ShortUnsignedIndex = 25,
                LongUnsignedIndex  = 11,
                Id           = Guid.NewGuid(),
                CreatedAt    = DateTime.Now,
                CreatedAtUtc = DateTime.UtcNow,
                LastAccessed = DateTime.MinValue,
                ChangedAt    = DateTimeOffset.Now,
                ChangedAtUtc = DateTimeOffset.UtcNow,
                References   = null,
                Weeks        = new List <short>()
                {
                    3, 12, 24, 48, 53, 61
                },
                PricesHistory = new decimal[] { 225.8M, 226M, 227.87M, 224.87M },
                BitMap        = new bool[] { true, true, false, true, false, false, true, true },
                ChildrenIds   = new Guid [] { Guid.NewGuid(), Guid.NewGuid(), Guid.NewGuid() },
                Schedule      = new DateTime [] { DateTime.Now.AddDays(-1), DateTime.Now.AddMonths(2), DateTime.Now.AddYears(10) },
                Moments       = new DateTimeOffset [] { DateTimeOffset.UtcNow.AddDays(-5), DateTimeOffset.Now.AddDays(10) },
                Tags          = new List <string> {
                    "The quick brown fox jumps over the lazy dog", "Reflection.Emit", string.Empty, "0"
                },
                AlternativeId = Guid.NewGuid()
            };

            Entity deserializedEntity  = null;
            var    serializer          = EmitSerializerGenerator.Generate <Entity>();
            var    version             = serializer.GetTypeVersion();
            var    deserializedVersion = string.Empty;

            using (var stream = new MemoryStream())
            {
                serializer.WriteVersion(stream, version);
                serializer.Serialize(originalEntity, stream);
                stream.Seek(0, SeekOrigin.Begin);
                deserializedVersion = serializer.ReadObjectVersion(stream);
                deserializedEntity  = serializer.Deserialize(stream);
            }

            Assert.NotEmpty(deserializedVersion);
            Assert.Equal(deserializedVersion, version);

            var compare    = new CompareLogic();
            var difference = compare.Compare(originalEntity, deserializedEntity);

            Assert.True(difference.AreEqual, difference.DifferencesString);
        }
Esempio n. 2
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        static void Main(string[] args)
        {
            var originalEntity = new Entity
            {
                Name               = "Name",
                ShortName          = string.Empty,
                Description        = null,
                Label              = 'L',
                Age                = 32,
                Index              = -7,
                IsVisible          = true,
                Price              = 225.87M,
                Rating             = 4.8,
                Weigth             = 130,
                ShortIndex         = short.MaxValue,
                LongIndex          = long.MinValue,
                UnsignedIndex      = uint.MaxValue,
                ShortUnsignedIndex = 25,
                LongUnsignedIndex  = 11,
                Id           = Guid.NewGuid(),
                CreatedAt    = DateTime.Now,
                CreatedAtUtc = DateTime.UtcNow,
                LastAccessed = DateTime.MinValue,
                ChangedAt    = DateTimeOffset.Now,
                ChangedAtUtc = DateTimeOffset.UtcNow,
                References   = null,
                Weeks        = new List <short>()
                {
                    3, 12, 24, 48, 53, 61
                },
                PricesHistory = new decimal[] { 225.8M, 226M, 227.87M, 224.87M },
                BitMap        = new bool[] { true, true, false, true, false, false, true, true },
                ChildrenIds   = new Guid [] { Guid.NewGuid(), Guid.NewGuid(), Guid.NewGuid() },
                Schedule      = new DateTime [] { DateTime.Now.AddDays(-1), DateTime.Now.AddMonths(2), DateTime.Now.AddYears(10) },
                Moments       = new DateTimeOffset [] { DateTimeOffset.UtcNow.AddDays(-5), DateTimeOffset.Now.AddDays(10) },
                Tags          = new List <string> {
                    "The quick brown fox jumps over the lazy dog", "Reflection.Emit", string.Empty, "0"
                },
                AlternativeId = Guid.NewGuid()
            };


            Entity deserialized         = null;
            var    compilationStopWatch = new Stopwatch();

            compilationStopWatch.Start();
            var emitSerializer = EmitSerializerGenerator.Generate <Entity>();

            compilationStopWatch.Stop();
            Console.WriteLine("EmitSerializer compiled in: {0} ms", compilationStopWatch.Elapsed.TotalMilliseconds);

            var repeatCount = 1000;

            var emitSerializerStopWatch  = new Stopwatch();
            var emitSerializedBytesCount = 0L;
            var typeVersion = emitSerializer.GetTypeVersion();

            using (var stream = new MemoryStream())
            {
                for (var repeat = 0; repeat < repeatCount; repeat++)
                {
                    emitSerializerStopWatch.Start();
                    emitSerializer.WriteVersion(stream, typeVersion);
                    emitSerializer.Serialize(originalEntity, stream);
                    emitSerializerStopWatch.Stop();
                    emitSerializedBytesCount = stream.Length;
                    stream.Seek(0, SeekOrigin.Begin);
                    emitSerializerStopWatch.Start();
                    emitSerializer.ReadObjectVersion(stream);
                    deserialized = emitSerializer.Deserialize(stream);
                    emitSerializerStopWatch.Stop();
                    stream.Seek(0, SeekOrigin.Begin);
                }
            }

            Entity deserializedEntity   = null;
            var    reflectionBytesCount = 0L;
            var    reflectionStopwatch  = new Stopwatch();

            using (var stream = new MemoryStream())
            {
                var reflectionSerializer = new ReflectionCompactSerializer <Entity>();
                typeVersion = reflectionSerializer.GetTypeVersion();

                for (var repeat = 0; repeat < repeatCount; repeat++)
                {
                    reflectionStopwatch.Start();
                    reflectionSerializer.WriteVersion(stream, typeVersion);
                    reflectionSerializer.Serialize(originalEntity, stream);
                    reflectionStopwatch.Stop();
                    reflectionBytesCount = stream.Length;
                    stream.Seek(0, SeekOrigin.Begin);
                    reflectionStopwatch.Start();
                    reflectionSerializer.ReadObjectVersion(stream);
                    deserializedEntity = reflectionSerializer.Deserialize(stream);
                    reflectionStopwatch.Stop();
                    stream.Seek(0, SeekOrigin.Begin);
                }
            }

            var binaryStopWatch  = new Stopwatch();
            var binaryBytesCount = 0L;

            using (var stream = new MemoryStream())
            {
                var binaryFormatter = new BinaryFormatter();
                binaryFormatter.TypeFormat = FormatterTypeStyle.TypesWhenNeeded;
                for (var repeat = 0; repeat < repeatCount; repeat++)
                {
                    binaryStopWatch.Start();
                    binaryFormatter.Serialize(stream, originalEntity);
                    binaryStopWatch.Stop();
                    binaryBytesCount = stream.Length;
                    stream.Seek(0, SeekOrigin.Begin);
                    binaryStopWatch.Start();
                    var result = (Entity)binaryFormatter.Deserialize(stream);
                    binaryStopWatch.Stop();
                    stream.Seek(0, SeekOrigin.Begin);
                }
            }

            var jsonStopWatch = new Stopwatch();
            var serialized    = string.Empty;

            jsonStopWatch.Start();
            for (var repeat = 0; repeat < repeatCount; repeat++)
            {
                serialized = JsonConvert.SerializeObject(originalEntity);
                var jsonResult = JsonConvert.DeserializeObject <Entity>(serialized);
            }
            jsonStopWatch.Stop();
            var jsonBytesCount = Encoding.UTF8.GetBytes(serialized).Length;

            Console.WriteLine();
            Console.WriteLine("Serializer                | Average elapsed, ms | Size, bytes");
            var rowFormat = "{0,-26}| {1, -20}| {2}";
            var hor       = new string('-', 61);

            Console.WriteLine(hor);

            Console.WriteLine(
                rowFormat,
                "EmitSerializer",
                TimeSpan.FromTicks(emitSerializerStopWatch.ElapsedTicks / repeatCount).TotalMilliseconds,
                emitSerializedBytesCount);
            Console.WriteLine(hor);

            Console.WriteLine(
                rowFormat,
                "ReflectionSerializer",
                TimeSpan.FromTicks(reflectionStopwatch.ElapsedTicks / repeatCount).TotalMilliseconds,
                reflectionBytesCount);
            Console.WriteLine(hor);

            Console.WriteLine(
                rowFormat,
                "BinaryFormatter",
                TimeSpan.FromTicks(binaryStopWatch.ElapsedTicks / repeatCount).TotalMilliseconds,
                binaryBytesCount);
            Console.WriteLine(hor);

            Console.WriteLine(
                rowFormat,
                "Newtonsoft JsonSerializer",
                TimeSpan.FromTicks(jsonStopWatch.ElapsedTicks / repeatCount).TotalMilliseconds,
                jsonBytesCount);
            Console.WriteLine(hor);
        }