// Copyright (c) Six Labors.
// Licensed under the Six Labors Split License.

using SixLabors.ImageSharp.Metadata.Profiles.Icc;
using SixLabors.ImageSharp.Tests.TestDataIcc;

namespace SixLabors.ImageSharp.Tests.Metadata.Profiles.ICC.DataReader;

[Trait("Profile", "Icc")]
public class IccDataReaderLutTests
{
    [Theory]
    [MemberData(nameof(IccTestDataLut.ClutTestData), MemberType = typeof(IccTestDataLut))]
    internal void ReadClut(byte[] data, IccClut expected, int inChannelCount, int outChannelCount, bool isFloat)
    {
        IccDataReader reader = CreateReader(data);

        IccClut output = reader.ReadClut(inChannelCount, outChannelCount, isFloat);

        Assert.Equal(expected, output);
    }

    [Theory]
    [MemberData(nameof(IccTestDataLut.Clut8TestData), MemberType = typeof(IccTestDataLut))]
    internal void ReadClut8(byte[] data, IccClut expected, int inChannelCount, int outChannelCount, byte[] gridPointCount)
    {
        IccDataReader reader = CreateReader(data);

        IccClut output = reader.ReadClut8(inChannelCount, outChannelCount, gridPointCount);

        Assert.Equal(expected, output);
    }

    [Theory]
    [MemberData(nameof(IccTestDataLut.Clut16TestData), MemberType = typeof(IccTestDataLut))]
    internal void ReadClut16(byte[] data, IccClut expected, int inChannelCount, int outChannelCount, byte[] gridPointCount)
    {
        IccDataReader reader = CreateReader(data);

        IccClut output = reader.ReadClut16(inChannelCount, outChannelCount, gridPointCount);

        Assert.Equal(expected, output);
    }

    [Theory]
    [MemberData(nameof(IccTestDataLut.ClutF32TestData), MemberType = typeof(IccTestDataLut))]
    internal void ReadClutF32(byte[] data, IccClut expected, int inChannelCount, int outChannelCount, byte[] gridPointCount)
    {
        IccDataReader reader = CreateReader(data);

        IccClut output = reader.ReadClutF32(inChannelCount, outChannelCount, gridPointCount);

        Assert.Equal(expected, output);
    }

    [Theory]
    [MemberData(nameof(IccTestDataLut.Lut8TestData), MemberType = typeof(IccTestDataLut))]
    internal void ReadLut8(byte[] data, IccLut expected)
    {
        IccDataReader reader = CreateReader(data);

        IccLut output = reader.ReadLut8();

        Assert.Equal(expected, output);
    }

    [Theory]
    [MemberData(nameof(IccTestDataLut.Lut16TestData), MemberType = typeof(IccTestDataLut))]
    internal void ReadLut16(byte[] data, IccLut expected, int count)
    {
        IccDataReader reader = CreateReader(data);

        IccLut output = reader.ReadLut16(count);

        Assert.Equal(expected, output);
    }

    private static IccDataReader CreateReader(byte[] data)
    {
        return new IccDataReader(data);
    }
}