using Annulus;
using Azimuth;
using UnitTestSharp;

namespace Glass.UnitTests
{
    public class OrientationExtensionsTests : TestFixture
    {
        [IgnoreTest]
        private static Rect Rect100By40() => Rect.FromPositionAndSize(Vector.Zero, new Vector(100, 40));

        public class MainAxisLengthTests : TestFixture
        {
            public void Horizontal_IsWidth()
            {
                CheckEqual(100, Orientation.Horizontal.MainAxisLength(Rect100By40()));
            }

            public void Vertical_IsHeight()
            {
                CheckEqual(40, Orientation.Vertical.MainAxisLength(Rect100By40()));
            }
        }

        public class CrossAxisLengthTests : TestFixture
        {
            public void Horizontal_IsHeight()
            {
                CheckEqual(40, Orientation.Horizontal.CrossAxisLength(Rect100By40()));
            }

            public void Vertical_IsWidth()
            {
                CheckEqual(100, Orientation.Vertical.CrossAxisLength(Rect100By40()));
            }
        }

        public class MainAxisTests : TestFixture
        {
            public void Horizontal_IsX()
            {
                CheckEqual(3, Orientation.Horizontal.MainAxis(new Vector(3, 7)));
            }

            public void Vertical_IsY()
            {
                CheckEqual(7, Orientation.Vertical.MainAxis(new Vector(3, 7)));
            }
        }

        public class CrossAxisTests : TestFixture
        {
            public void Horizontal_IsY()
            {
                CheckEqual(7, Orientation.Horizontal.CrossAxis(new Vector(3, 7)));
            }

            public void Vertical_IsX()
            {
                CheckEqual(3, Orientation.Vertical.CrossAxis(new Vector(3, 7)));
            }
        }

        public class AxisRectTests : TestFixture
        {
            public void Horizontal_MainAxisPositionIsX()
            {
                Rect rect = Orientation.Horizontal.AxisRect(mainAxisPosition: 10, mainAxisLength: 30,
                    crossAxisLength: 20);
                CheckEqual(Rect.FromPositionAndSize(new Vector(10, 0), new Vector(30, 20)), rect);
            }

            public void Vertical_MainAxisPositionIsY()
            {
                Rect rect = Orientation.Vertical.AxisRect(mainAxisPosition: 10, mainAxisLength: 30,
                    crossAxisLength: 20);
                CheckEqual(Rect.FromPositionAndSize(new Vector(0, 10), new Vector(20, 30)), rect);
            }
        }
    }
}