ImageSharp/tests/ImageSharp.Tests/PixelFormats/PixelOperations/Generated/_Common.ttinclude

<#@ template debug="false" hostspecific="false" language="C#" #>
<#@ assembly name="System.Core" #>
<#@ import namespace="System.Linq" #>
<#@ import namespace="System.Text" #>
<#@ import namespace="System.Collections.Generic" #>
// Copyright (c) Six Labors.
// Licensed under the Six Labors Split License.

// <auto-generated />

using SixLabors.ImageSharp.PixelFormats;
using Xunit;
using Xunit.Abstractions;
<#+
    private static readonly string[] UnassociatedAlphaPixelTypes =
    {
        "A8",
        "Argb32",
        "Abgr32",
        "Bgra32",
        "Bgra4444",
        "Bgra5551",
        "Byte4",
        "HalfVector4",
        "La16",
        "La32",
        "NormalizedByte4",
        "NormalizedShort4",
        "Rgba1010102",
        "Rgba32",
        "Rgba64",
        "RgbaVector",
        "Short4"
    };

    private static readonly string[] AssociatedAlphaPixelTypes = Array.Empty<string>();

    private static readonly string[] CommonPixelTypes =
    {
        "A8",
        "Argb32",
        "Abgr32",
        "Bgr24",
        "Bgr565",
        "Bgra32",
        "Bgra4444",
        "Bgra5551",
        "Byte4",
        "HalfSingle",
        "HalfVector2",
        "HalfVector4",
        "L16",
        "L8",
        "La16",
        "La32",
        "NormalizedByte2",
        "NormalizedByte4",
        "NormalizedShort2",
        "NormalizedShort4",
        "Rg32",
        "Rgb24",
        "Rgb48",
        "Rgba1010102",
        "Rgba32",
        "Rgba64",
        "RgbaVector",
        "Short2",
        "Short4",
    };

    void GenerateSpecializedClass(string pixelType, string alpha)
    {#>
    
    public partial class <#=pixelType#>_OperationsTests : PixelOperationsTests<<#=pixelType#>>
    {
        public <#=pixelType#>_OperationsTests(ITestOutputHelper output)
            : base(output)
        {
        }

        protected override PixelOperations<<#=pixelType#>> Operations => <#=pixelType#>.PixelOperations.Instance;

        [Fact]
        public void IsSpecialImplementation() => Assert.IsType<<#=pixelType#>.PixelOperations>(PixelOperations<<#=pixelType#>>.Instance);

        [Fact]
        public void PixelTypeInfoHasCorrectAlphaRepresentation()
        {
            var alphaRepresentation = this.Operations.GetPixelTypeInfo().AlphaRepresentation;
            Assert.Equal(<#=alpha#>, alphaRepresentation);
        }
    }
<#+
    }

    void GenerateAllSpecializedClasses()
    {
        foreach (string pixelType in CommonPixelTypes)
        {
            string alpha = "PixelAlphaRepresentation.None";
            if (AssociatedAlphaPixelTypes.Contains(pixelType))
            {
                alpha = "PixelAlphaRepresentation.Associated";
            }
            else if (UnassociatedAlphaPixelTypes.Contains(pixelType))
            {
                alpha = "PixelAlphaRepresentation.Unassociated";
            }

            GenerateSpecializedClass(pixelType, alpha);
        }
    }
#>