using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Azimuth;
using Azimuth.Splines;
using Azimuth.Shapes;

namespace Azimuth.UnitTests.Splines
{
    public class LinearSplineTests : UnitTestSharp.TestFixture
    {
        public void ScalarTest()
        {
            var spline = new LinearSpline<Scalar>(20, -5);

            CheckEqual(0, spline.EvaluateAt(0.25));
        }

        public void VectorTest()
        {
            var spline = new LinearSpline<Vector>(new Vector(1, -2), new Vector(10, 20));

            CheckEqual(new Vector(20, 0), spline.EvaluateAt(10));
        }

        public void AABBScalarTest()
        {
            var spline = new LinearSpline<Scalar>(10, -20);

            CheckEqual(new AABB<Scalar>(-20, 980), spline.GetAABB(new Interval(0,100)));
        }

        public void AABBVectorTest()
        {
            var spline = new LinearSpline<Vector>(new Vector(1, -2), new Vector(10, 20));

            CheckEqual(new AABB<Vector>(new Vector(10, 0), new Vector(20, 20)), spline.GetAABB(new Interval(0,10)));
        }
    }
}