// Copyright (C) Stichting Deltares 2017. All rights reserved.
//
// This file is part of Ringtoets.
//
// Ringtoets is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// All names, logos, and references to "Deltares" are registered trademarks of
// Stichting Deltares and remain full property of Stichting Deltares at all times.
// All rights reserved.

using System;
using System.Xml.Schema;
using Deltares.WTIStability;
using Deltares.WTIStability.Data.Geo;
using NUnit.Framework;
using Ringtoets.MacroStabilityInwards.KernelWrapper.Kernels.UpliftVan;

namespace Ringtoets.MacroStabilityInwards.KernelWrapper.Test.Kernels.UpliftVan
{
    [TestFixture]
    public class UpliftVanKernelWrapperTest
    {
        [Test]
        public void Constructor_ExpectedValues()
        {
            // Call
            var kernel = new UpliftVanKernelWrapper();

            // Assert
            Assert.IsInstanceOf<IUpliftVanKernel>(kernel);
            Assert.IsNaN(kernel.FactorOfStability);
            Assert.IsNaN(kernel.ZValue);
            Assert.IsNaN(kernel.ForbiddenZonesXEntryMin);
            Assert.IsNaN(kernel.ForbiddenZonesXEntryMax);
            Assert.IsNull(kernel.SlidingCurveResult);
            Assert.IsNull(kernel.SlipPlaneResult);
        }

        [Test]
        public void Calculate_InputNotComplete_ThrowsUpliftVanKernelWrapperException()
        {
            // Setup
            var kernel = new UpliftVanKernelWrapper();

            // Call
            TestDelegate test = () => kernel.Calculate();

            // Assert
            var exception = Assert.Throws<UpliftVanKernelWrapperException>(test);
            Assert.IsInstanceOf<XmlSchemaValidationException>(exception.InnerException);
        }

        [Test]
        public void Calculate_InvalidInput_ThrowsUpliftVanKernelWrapperException()
        {
            // Setup
            var point1 = new Point2D(0, 0);
            var point2 = new Point2D(1, 1);
            var point3 = new Point2D(2, 2);
            var point4 = new Point2D(3, 3);
            var curve1 = new GeometryCurve(point1, point2);
            var curve2 = new GeometryCurve(point2, point3);
            var curve3 = new GeometryCurve(point3, point4);
            var curve4 = new GeometryCurve(point4, point1);
            var loop = new GeometryLoop
            {
                CurveList =
                {
                    curve1, curve2, curve3, curve4
                }
            };
            var kernel = new UpliftVanKernelWrapper
            {
                SurfaceLine = new SurfaceLine2(),
                Location = new StabilityLocation(),
                SoilProfile = new SoilProfile2D
                {
                    Geometry = new GeometryData
                    {
                        Points =
                        {
                            point1, point2, point3, point4
                        },
                        Curves =
                        {
                            curve1, curve2, curve3, curve4
                        },
                        Loops =
                        {
                            loop
                        }
                    },
                    Surfaces =
                    {
                        new SoilLayer2D
                        {
                            GeometrySurface = new GeometrySurface
                            {
                                OuterLoop = loop
                            },
                        }
                    }
                },
                SoilModel = new SoilModel
                {
                    Soils =
                    {
                        new Soil()
                    }
                },
                SlipPlaneUpliftVan = new SlipPlaneUpliftVan(),
                MoveGrid = true,
                AutomaticForbiddenZones = true,
                CreateZones = true,
                SlipPlaneMinimumDepth = 0,
                MaximumSliceWidth = 0,
                SlipPlaneMinimumLength = 0
            };

            // Call
            TestDelegate test = () => kernel.Calculate();

            // Assert
            var exception = Assert.Throws<UpliftVanKernelWrapperException>(test);
            Assert.IsInstanceOf<ArgumentNullException>(exception.InnerException);
        }

        [Test]
        public void Calculate_ErrorInCalculation_ThrowsUpliftVanKernelWrapperException()
        {
            // Setup
            var point1 = new Point2D(0, 0);
            var point2 = new Point2D(1, 1);
            var point3 = new Point2D(2, 2);
            var point4 = new Point2D(3, 3);
            var curve1 = new GeometryCurve(point1, point2);
            var curve2 = new GeometryCurve(point2, point3);
            var curve3 = new GeometryCurve(point3, point4);
            var curve4 = new GeometryCurve(point4, point1);
            var loop = new GeometryLoop
            {
                CurveList =
                {
                    curve1, curve2, curve3, curve4
                }
            };
            var geometrySurface = new GeometrySurface
            {
                OuterLoop = loop
            };
            var soil = new Soil();
            var kernel = new UpliftVanKernelWrapper
            {
                SurfaceLine = new SurfaceLine2(),
                Location = new StabilityLocation(),
                SoilProfile = new SoilProfile2D
                {
                    Geometry = new GeometryData
                    {
                        Points =
                        {
                            point1, point2, point3, point4
                        },
                        Curves =
                        {
                            curve1, curve2, curve3, curve4
                        },
                        Loops =
                        {
                            loop
                        },
                        Surfaces =
                        {
                            geometrySurface
                        }
                    },
                    Surfaces =
                    {
                        new SoilLayer2D
                        {
                            GeometrySurface = geometrySurface,
                            Soil = soil
                        }
                    }
                },
                SoilModel = new SoilModel
                {
                    Soils =
                    {
                        soil
                    }
                },
                SlipPlaneUpliftVan = new SlipPlaneUpliftVan(),
                MoveGrid = true,
                AutomaticForbiddenZones = true,
                CreateZones = true,
                SlipPlaneMinimumDepth = 0,
                MaximumSliceWidth = 0,
                SlipPlaneMinimumLength = 0
            };

            // Call
            TestDelegate test = () => kernel.Calculate();

            // Assert
            var exception = Assert.Throws<UpliftVanKernelWrapperException>(test);
            CollectionAssert.AreEqual(new []
            {
                $"Index was out of range. Must be non-negative and less than the size of the collection.{Environment.NewLine}Parameter name: index",
                "Fatale fout in Uplift-Van berekening"
            }, exception.Messages);
        }
    }
}