// Copyright Dirk Lemstra https://github.com/dlemstra/Magick.NET.
// Licensed under the Apache License, Version 2.0.

using System;
using ImageMagick;
using ImageMagick.Formats;
using Xunit;

namespace Magick.NET.Tests;

public partial class PsdAdditionalInfoTests
{
    public class TheFromImageMethod
    {
        [Fact]
        public void ShouldThrowExceptionWhenImageIsNull()
        {
            Assert.Throws<ArgumentNullException>("image", () => PsdAdditionalInfo.FromImage(null!));
        }

        [Fact]
        public void ShouldReturnNullWhenImageHasNoPsdAdditionalInfo()
        {
            using var image = new MagickImage(Files.SnakewarePNG);
            var info = PsdAdditionalInfo.FromImage(image);

            Assert.Null(info);
        }
    }
}
