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Added some performance tests

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This commit is contained in:
Thorsten Sommer 2020-11-07 12:41:44 +01:00
parent 3fefdccdf2
commit c58cb0d00c
2 changed files with 144 additions and 8 deletions
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138
FastRngTests/Double/PerformanceTests.cs Normal file
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@ -0,0 +1,138 @@
using System;
using System.Diagnostics;
using System.Diagnostics.CodeAnalysis;
using System.Threading;
using System.Threading.Tasks;
using FastRng.Double;
using FastRng.Double.Distributions;
using MathNet.Numerics.Distributions;
using MathNet.Numerics.Random;
using NUnit.Framework;
namespace FastRngTests.Double
{
[ExcludeFromCodeCoverage]
public class PerformanceTests
{
#region FastRng
[Test]
[Category(TestCategories.PERFORMANCE)]
public async Task Generate1MUniform()
{
using var rng = new MultiThreadedRng();
var data = new double[1_000_000];
var stopwatch = new Stopwatch();
Thread.Sleep(TimeSpan.FromSeconds(10)); // Warm-up phase of generator
stopwatch.Start();
for (uint n = 0; n < data.Length; n++)
data[n] = await rng.GetUniform();
stopwatch.Stop();
TestContext.WriteLine($"Generated 1M uniform distributed random numbers in {stopwatch.Elapsed.Minutes} minute(s), {stopwatch.Elapsed.Seconds} second(s), and {stopwatch.Elapsed.Milliseconds} milliseconds.");
}
[Test]
[Category(TestCategories.PERFORMANCE)]
public async Task Generate1MNormal()
{
using var rng = new MultiThreadedRng();
var dist = new NormalS02M05();
var data = new double[1_000_000];
var stopwatch = new Stopwatch();
Thread.Sleep(TimeSpan.FromSeconds(10)); // Warm-up phase of generator
stopwatch.Start();
for (uint n = 0; n < data.Length; n++)
data[n] = await rng.NextNumber(dist);
stopwatch.Stop();
rng.StopProducer();
TestContext.WriteLine($"Generated 1M normal distributed random numbers in {stopwatch.Elapsed.Minutes} minute(s), {stopwatch.Elapsed.Seconds} second(s), and {stopwatch.Elapsed.Milliseconds} milliseconds.");
}
[Test]
[Category(TestCategories.PERFORMANCE)]
public async Task Generate1MChiSquare()
{
using var rng = new MultiThreadedRng();
var dist = new ChiSquareK4();
var data = new double[1_000_000];
var stopwatch = new Stopwatch();
Thread.Sleep(TimeSpan.FromSeconds(10)); // Warm-up phase of generator
stopwatch.Start();
for (uint n = 0; n < data.Length; n++)
data[n] = await rng.NextNumber(dist);
stopwatch.Stop();
TestContext.WriteLine($"Generated 1M chi-square distributed random numbers in {stopwatch.Elapsed.Minutes} minute(s), {stopwatch.Elapsed.Seconds} second(s), and {stopwatch.Elapsed.Milliseconds} milliseconds.");
}
#endregion
#region Math.NET
[Test]
[Category(TestCategories.PERFORMANCE)]
public void ComparisonMathNet1MUniform()
{
var rng = new Xorshift(true);
var data = new float[1_000_000];
var stopwatch = new Stopwatch();
Thread.Sleep(TimeSpan.FromSeconds(10)); // Warm-up phase of generator
stopwatch.Start();
for (uint n = 0; n < data.Length; n++)
data[n] = (float) rng.NextDouble();
stopwatch.Stop();
TestContext.WriteLine($"Generated 1M uniform distributed random numbers by means of Math.NET in {stopwatch.Elapsed.Minutes} minute(s), {stopwatch.Elapsed.Seconds} second(s), and {stopwatch.Elapsed.Milliseconds} milliseconds.");
}
[Test]
[Category(TestCategories.PERFORMANCE)]
public void ComparisonMathNet1MNormal()
{
var rng = new Xorshift(true);
var dist = new Normal(stddev: 0.2f, mean: 0.5f, randomSource: rng);
var data = new float[1_000_000];
var stopwatch = new Stopwatch();
Thread.Sleep(TimeSpan.FromSeconds(10)); // Warm-up phase of generator
stopwatch.Start();
for (uint n = 0; n < data.Length; n++)
data[n] = (float) dist.Sample();
stopwatch.Stop();
TestContext.WriteLine($"Generated 1M normal distributed random numbers by means of Math.NET in {stopwatch.Elapsed.Minutes} minute(s), {stopwatch.Elapsed.Seconds} second(s), and {stopwatch.Elapsed.Milliseconds} milliseconds.");
}
[Test]
[Category(TestCategories.PERFORMANCE)]
public void ComparisonMathNet1MChiSquare()
{
var rng = new Xorshift(true);
var dist = new ChiSquared(4);
var data = new float[1_000_000];
var stopwatch = new Stopwatch();
Thread.Sleep(TimeSpan.FromSeconds(10)); // Warm-up phase of generator
stopwatch.Start();
for (uint n = 0; n < data.Length; n++)
data[n] = (float) dist.Sample();
stopwatch.Stop();
TestContext.WriteLine($"Generated 1M chi-squared distributed random numbers by means of Math.NET in {stopwatch.Elapsed.Minutes} minute(s), {stopwatch.Elapsed.Seconds} second(s), and {stopwatch.Elapsed.Milliseconds} milliseconds.");
}
#endregion
}
}

14
FastRngTests/Float/PerformanceTests.cs
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@ -20,7 +20,7 @@ namespace FastRngTests.Float
[Category(TestCategories.PERFORMANCE)]
public async Task Generate1MUniform()
{
var rng = new MultiThreadedRng();
using var rng = new MultiThreadedRng();
var data = new float[1_000_000];
var stopwatch = new Stopwatch();
Thread.Sleep(TimeSpan.FromSeconds(10)); // Warm-up phase of generator
@ -30,8 +30,7 @@ namespace FastRngTests.Float
data[n] = await rng.GetUniform();
stopwatch.Stop();
rng.StopProducer();
TestContext.WriteLine($"Generated 1M uniform distributed random numbers in {stopwatch.Elapsed.Minutes} minute(s), {stopwatch.Elapsed.Seconds} second(s), and {stopwatch.Elapsed.Milliseconds} milliseconds.");
}
@ -39,7 +38,7 @@ namespace FastRngTests.Float
[Category(TestCategories.PERFORMANCE)]
public async Task Generate1MNormal()
{
var rng = new MultiThreadedRng();
using var rng = new MultiThreadedRng();
var dist = new NormalS02M05();
var data = new float[1_000_000];
var stopwatch = new Stopwatch();
@ -59,8 +58,8 @@ namespace FastRngTests.Float
[Category(TestCategories.PERFORMANCE)]
public async Task Generate1MChiSquare()
{
var rng = new MultiThreadedRng();
var dist = new ChiSquareK4();
using var rng = new MultiThreadedRng();
var dist = new ChiSquareK4(); // TODO: Check the impact, when the rng gets set on ctor
var data = new float[1_000_000];
var stopwatch = new Stopwatch();
Thread.Sleep(TimeSpan.FromSeconds(10)); // Warm-up phase of generator
@ -70,8 +69,7 @@ namespace FastRngTests.Float
data[n] = await rng.NextNumber(dist);
stopwatch.Stop();
rng.StopProducer();
TestContext.WriteLine($"Generated 1M chi-square distributed random numbers in {stopwatch.Elapsed.Minutes} minute(s), {stopwatch.Elapsed.Seconds} second(s), and {stopwatch.Elapsed.Milliseconds} milliseconds.");
}