Gigas002/GTiff2Tiles

using GTiff2Tiles.Core.Coordinates;
using GTiff2Tiles.Core.TileMapResource;
using GTiff2Tiles.Tests.Constants;
using NUnit.Framework;

namespace GTiff2Tiles.Tests.Tests.TileMapResources;

[TestFixture]
public sealed class BoundingBoxTests
{
    #region Consts

    private readonly ICoordinate _tokyoGeodeticMin = Locations.TokyoGeodeticMin;

    private readonly ICoordinate _tokyoGeodeticMax = Locations.TokyoGeodeticMax;

    #endregion

    #region Constructors

    [Test]
    public void DefaultConstructor() => Assert.DoesNotThrow(() => _ = new BoundingBox());

    [Test]
    public void FromDouble()
    {
        BoundingBox boundingBox = null;

        Assert.DoesNotThrow(() => boundingBox = new(_tokyoGeodeticMin.X, _tokyoGeodeticMin.Y, _tokyoGeodeticMax.X,
                                                    _tokyoGeodeticMax.Y));

        Assert.Multiple(() =>
        {
            Assert.That(Math.Abs(boundingBox.MinX - _tokyoGeodeticMin.X) < double.Epsilon &&
                            Math.Abs(boundingBox.MinY - _tokyoGeodeticMin.Y) < double.Epsilon, Is.True);

            Assert.That(Math.Abs(boundingBox.MaxX - _tokyoGeodeticMax.X) < double.Epsilon &&
                        Math.Abs(boundingBox.MaxY - _tokyoGeodeticMax.Y) < double.Epsilon, Is.True);
        });

    }

    [Test]
    public void FromCoordinatesNormal()
    {
        BoundingBox boundingBox = null;

        Assert.DoesNotThrow(() => boundingBox = new(_tokyoGeodeticMin, _tokyoGeodeticMax));

        Assert.Multiple(() =>
        {
            Assert.That(Math.Abs(boundingBox.MinX - _tokyoGeodeticMin.X) < double.Epsilon &&
                            Math.Abs(boundingBox.MinY - _tokyoGeodeticMin.Y) < double.Epsilon, Is.True);

            Assert.That(Math.Abs(boundingBox.MaxX - _tokyoGeodeticMax.X) < double.Epsilon &&
                        Math.Abs(boundingBox.MaxY - _tokyoGeodeticMax.Y) < double.Epsilon, Is.True);
        });
    }

    [Test]
    public void FromCoordinatesBad1() => Assert.Throws<ArgumentNullException>(() => _ = new BoundingBox(null, _tokyoGeodeticMax));

    [Test]
    public void FromCoordinatesBad2() => Assert.Throws<ArgumentNullException>(() => _ = new BoundingBox(_tokyoGeodeticMin, null));

    #endregion
}