public static void TestReflection(
GamerFactoryReflection gamerFactory, IGame callOfDutyGame, IGame marioKartGame, int cycles)
{
IGamer gamer1 = gamerFactory.CreateGamer(callOfDutyGame);
var gameReport1 = gamer1.PlayGame(cycles);
IGamer gamer2 = gamerFactory.CreateGamer(marioKartGame);
var gameReport2 = gamer2.PlayGame(cycles);
}
static void Main(string[] args)
{
const int Loop = 500000;
IPopcornService popcorn = new PopcornService();
ISweatyPalmsService palms = new SweatyPalmsService();
IChineseTakeawayService takeaway = new ChineseTakeawayService();
IUnderpantsService pants = new UnderpantsService();
IGamingHeadsetService headset = new GamingHeadsetService();
var container = new GamingServiceContainer()
.Register(popcorn)
.Register(palms)
.Register(takeaway)
.Register(pants)
.Register(headset);
var gamerFactoryR = new GamerFactoryReflection(container);
var gamerFactoryL = new GamerFactoryCompiledLambda(container);
var gamerFactoryN = new GamerFactoryNormal(popcorn, palms, takeaway, pants, headset);
var gamerFactoryD = new GamerFactoryDynamic(popcorn, palms, takeaway, pants, headset);
var gamerFactoryT = new GamerFactoryTypeSwitch(popcorn, palms, takeaway, pants, headset);
var callOfDutyGame = new CallOfDutyGame();
var marioKartGame = new MarioKartGame();
// Make sure they have all been JITed
for (int i = 0; i < 100; i++)
{
TestReflection(gamerFactoryR, callOfDutyGame, marioKartGame, 100);
TestCompiledLambda(gamerFactoryL, callOfDutyGame, marioKartGame, 100);
TestNormal(gamerFactoryN, callOfDutyGame, marioKartGame, 100);
TestDynamic(gamerFactoryD, callOfDutyGame, marioKartGame, 100);
TestTypeSwitch(gamerFactoryT, callOfDutyGame, marioKartGame, 100);
}
Console.WriteLine(string.Join("\t",
new[]
{
"Cycles",
"Normal",
"Type",
"Dynamic",
"CLambda",
"Reflec",
"Normal",
"Type",
"Dynamic",
"CLambda",
"Reflec",
}));
for (int cycles = 1; cycles < 5000; cycles = cycles * 2)
{
Stopwatch stopwatch = new Stopwatch();
// Using the new operator
Thread.Sleep(50);
stopwatch.Restart();
for (int i = 0; i < Loop; i++)
{
TestNormal(gamerFactoryN, callOfDutyGame, marioKartGame, cycles);
}
stopwatch.Stop();
var traditionalTime = stopwatch.Elapsed;
GC.Collect();
// Using the dynamic keyword
Thread.Sleep(50);
stopwatch.Restart();
for (int i = 0; i < Loop; i++)
{
TestDynamic(gamerFactoryD, callOfDutyGame, marioKartGame, cycles);
}
stopwatch.Stop();
var dynamicTime = stopwatch.Elapsed;
GC.Collect();
// Using a compiled lambda
Thread.Sleep(50);
stopwatch.Restart();
for (int i = 0; i < Loop; i++)
{
TestCompiledLambda(gamerFactoryL, callOfDutyGame, marioKartGame, cycles);
}
stopwatch.Stop();
var compiledLambdaTime = stopwatch.Elapsed;
GC.Collect();
// Using a dictionary cached on type
Thread.Sleep(50);
stopwatch.Restart();
for (int i = 0; i < Loop; i++)
{
TestTypeSwitch(gamerFactoryT, callOfDutyGame, marioKartGame, cycles);
}
stopwatch.Stop();
var typeSwitchTime = stopwatch.Elapsed;
GC.Collect();
// Using reflection
Thread.Sleep(50);
stopwatch.Start();
for (int i = 0; i < Loop; i++)
{
TestReflection(gamerFactoryR, callOfDutyGame, marioKartGame, cycles);
}
stopwatch.Stop();
var activatorTime = stopwatch.Elapsed;
GC.Collect();
Console.WriteLine(string.Join("\t",
new[]
{
cycles.ToString(),
traditionalTime.ToString("ss':'fff"),
typeSwitchTime.ToString("ss':'fff"),
dynamicTime.ToString("ss':'fff"),
compiledLambdaTime.ToString("ss':'fff"),
activatorTime.ToString("ss':'fff"),
(traditionalTime.TotalMilliseconds / traditionalTime.TotalMilliseconds).ToString("#.##"),
(typeSwitchTime.TotalMilliseconds / traditionalTime.TotalMilliseconds).ToString("#.##"),
(dynamicTime.TotalMilliseconds / traditionalTime.TotalMilliseconds).ToString("#.##"),
(compiledLambdaTime.TotalMilliseconds / traditionalTime.TotalMilliseconds).ToString("#.##"),
(activatorTime.TotalMilliseconds / traditionalTime.TotalMilliseconds).ToString("#.##")
}));
}
Console.WriteLine("\nPress any key to continue...");
Console.ReadKey();
}