ImageSharp/tests/ImageSharp.Tests.ProfilingSandbox/Program.cs

// Copyright (c) Six Labors and contributors.
// Licensed under the Apache License, Version 2.0.

using System;
using SixLabors.ImageSharp.Tests.Formats.Jpg;
using SixLabors.ImageSharp.Tests.PixelFormats.PixelOperations;
using SixLabors.ImageSharp.Tests.ProfilingBenchmarks;
using Xunit.Abstractions;

namespace SixLabors.ImageSharp.Tests.ProfilingSandbox
{
    public class Program
    {
        private class ConsoleOutput : ITestOutputHelper
        {
            public void WriteLine(string message) => Console.WriteLine(message);

            public void WriteLine(string format, params object[] args) => Console.WriteLine(format, args);
        }

        /// <summary>
        /// The main entry point. Useful for executing benchmarks and performance unit tests manually,
        /// when the IDE test runners lack some of the functionality. Eg.: it's not possible to run JetBrains memory profiler for unit tests.
        /// </summary>
        /// <param name="args">
        /// The arguments to pass to the program.
        /// </param>
        public static void Main(string[] args)
        {
            // RunJpegColorProfilingTests();

            // RunDecodeJpegProfilingTests();
            // RunToVector4ProfilingTest();
            RunResizeProfilingTest();

            Console.ReadLine();
        }

        private static void RunJpegColorProfilingTests()
        {
            new JpegColorConverterTests(new ConsoleOutput()).BenchmarkYCbCr(false);
            new JpegColorConverterTests(new ConsoleOutput()).BenchmarkYCbCr(true);
        }

        private static void RunResizeProfilingTest()
        {
            var test = new ResizeProfilingBenchmarks(new ConsoleOutput());
            test.ResizeBicubic(4000, 4000);
        }

        private static void RunToVector4ProfilingTest()
        {
            var tests = new PixelOperationsTests.Rgba32OperationsTests(new ConsoleOutput());
            tests.Benchmark_ToVector4();
        }

        private static void RunDecodeJpegProfilingTests()
        {
            Console.WriteLine("RunDecodeJpegProfilingTests...");
            var benchmarks = new JpegProfilingBenchmarks(new ConsoleOutput());
            foreach (object[] data in JpegProfilingBenchmarks.DecodeJpegData)
            {
                string fileName = (string)data[0];
                benchmarks.DecodeJpeg(fileName);
            }
        }
    }
}