// 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.Collections.Generic;
using System.Linq;
using Core.Common.Base.Geometry;
using Core.Common.TestUtil;
using Core.Common.Utils;
using NUnit.Framework;
using Ringtoets.Common.Data;

namespace Ringtoets.MacroStabilityInwards.Primitives.Test
{
    [TestFixture]
    public class MacroStabilityInwardsSurfaceLineTest
    {
        [Test]
        public void Constructor_NameNull_ThrowsArgumentNullException()
        {
            // Call
            TestDelegate test = () => new MacroStabilityInwardsSurfaceLine(null);

            // Assert
            var exception = Assert.Throws<ArgumentNullException>(test);
            Assert.AreEqual("name", exception.ParamName);
        }

        [Test]
        public void DefaultConstructor_ExpectedValues()
        {
            // Setup
            const string name = "some name";

            // Call
            var surfaceLine = new MacroStabilityInwardsSurfaceLine(name);

            // Assert
            Assert.IsInstanceOf<MechanismSurfaceLineBase>(surfaceLine);
            Assert.AreEqual(name, surfaceLine.Name);
        }

        [Test]
        public void CopyProperties_WithSurfaceLineNull_ThrowsArgumentNullException()
        {
            // Setup
            var surfaceLine = new MacroStabilityInwardsSurfaceLine(string.Empty);

            // Call
            TestDelegate call = () => surfaceLine.CopyProperties(null);

            // Assert
            string paramName = Assert.Throws<ArgumentNullException>(call).ParamName;
            Assert.AreEqual("fromSurfaceLine", paramName);
        }

        [Test]
        public void CopyProperties_LineWithUpdatedGeometricPoints_PropertiesUpdated()
        {
            // Setup
            MacroStabilityInwardsSurfaceLine surfaceLine = CreateSurfaceLineWithCharacteristicPoints();

            MacroStabilityInwardsSurfaceLine surfaceLineToUpdateFrom = CreateSurfaceLineWithCharacteristicPoints();
            var expectedGeometry = new List<Point3D>
            {
                new Point3D(0, 1, 2),
                new Point3D(3, 4, 5),
                new Point3D(6, 7, 8)
            };
            expectedGeometry.AddRange(surfaceLine.Points);
            surfaceLineToUpdateFrom.SetGeometry(expectedGeometry);

            // Call
            surfaceLine.CopyProperties(surfaceLineToUpdateFrom);

            // Assert
            AssertPropertiesUpdated(surfaceLineToUpdateFrom, surfaceLine);
        }

        [Test]
        public void CopyProperties_LineUpdatedWithRemovedCharacteristicPoints_PropertiesUpdated()
        {
            // Setup
            MacroStabilityInwardsSurfaceLine surfaceLine = CreateSurfaceLineWithCharacteristicPoints();
            var surfaceLineToUpdateFrom = new MacroStabilityInwardsSurfaceLine(surfaceLine.Name)
            {
                ReferenceLineIntersectionWorldPoint = surfaceLine.ReferenceLineIntersectionWorldPoint
            };
            surfaceLineToUpdateFrom.SetGeometry(surfaceLine.Points);

            // Call
            surfaceLine.CopyProperties(surfaceLineToUpdateFrom);

            // Assert
            AssertPropertiesUpdated(surfaceLineToUpdateFrom, surfaceLine);
        }

        [Test]
        public void CopyProperties_LineWithUpdatedReferenceLineWorldPoint_PropertiesUpdated()
        {
            // Setup
            MacroStabilityInwardsSurfaceLine surfaceLine = CreateSurfaceLineWithCharacteristicPoints();

            var expectedIntersectionPoint = new Point2D(123, 456);
            MacroStabilityInwardsSurfaceLine surfaceLineToUpdateFrom = CreateSurfaceLineWithCharacteristicPoints();
            surfaceLineToUpdateFrom.ReferenceLineIntersectionWorldPoint = expectedIntersectionPoint;

            // Call
            surfaceLine.CopyProperties(surfaceLineToUpdateFrom);

            // Assert
            AssertPropertiesUpdated(surfaceLineToUpdateFrom, surfaceLine);
        }

        [Test]
        public void CopyProperties_LineWithUpdatedGeometryAndReferenceLineIntersectionAndCharacteristicPoints_PropertiesUpdated()
        {
            // Setup
            var surfaceLine = new MacroStabilityInwardsSurfaceLine(string.Empty);
            MacroStabilityInwardsSurfaceLine surfaceLineToUpdateFrom = CreateSurfaceLineWithCharacteristicPoints();

            // Call
            surfaceLine.CopyProperties(surfaceLineToUpdateFrom);

            // Assert
            AssertPropertiesUpdated(surfaceLineToUpdateFrom, surfaceLine);
        }

        [TestFixture]
        private class MacroStabilityInwardsSurfaceLineEqualsTest : EqualsGuidelinesTestFixture<MacroStabilityInwardsSurfaceLine, TestSurfaceLine>
        {
            protected override MacroStabilityInwardsSurfaceLine CreateObject()
            {
                return CreateSurfaceLineWithCharacteristicPoints();
            }

            protected override TestSurfaceLine CreateDerivedObject()
            {
                MacroStabilityInwardsSurfaceLine baseLine = CreateSurfaceLineWithCharacteristicPoints();
                return new TestSurfaceLine(baseLine);
            }

            private static IEnumerable<TestCaseData> GetUnequalTestCases()
            {
                MacroStabilityInwardsSurfaceLine differentName = CreateSurfaceLineWithCharacteristicPoints("Different Name");
                yield return new TestCaseData(differentName).SetName("Name");

                MacroStabilityInwardsSurfaceLine differentGeometry = CreateSurfaceLineWithCharacteristicPoints();
                differentGeometry.SetGeometry(new[]
                {
                    new Point3D(3, 4, 5)
                });
                yield return new TestCaseData(differentGeometry)
                    .SetName("Geometry");

                MacroStabilityInwardsSurfaceLine differentReferenceLineIntersectionWorldPoint = CreateSurfaceLineWithCharacteristicPoints();
                differentReferenceLineIntersectionWorldPoint.ReferenceLineIntersectionWorldPoint = new Point2D(1, 1);
                yield return new TestCaseData(differentReferenceLineIntersectionWorldPoint)
                    .SetName("WorldIntersectionPoint");

                MacroStabilityInwardsSurfaceLine differentSurfaceLevelInside = CreateSurfaceLineWithCharacteristicPoints();
                Point3D[] points = differentSurfaceLevelInside.Points.ToArray();
                differentSurfaceLevelInside.SetSurfaceLevelInsideAt(points[5]);
                yield return new TestCaseData(differentSurfaceLevelInside)
                    .SetName("SurfaceLevelInside");

                MacroStabilityInwardsSurfaceLine differentDikeTopAtPolder = CreateSurfaceLineWithCharacteristicPoints();
                points = differentDikeTopAtPolder.Points.ToArray();
                differentDikeTopAtPolder.SetDikeTopAtPolderAt(points[5]);
                yield return new TestCaseData(differentDikeTopAtPolder)
                    .SetName("DikeTopAtPolder");

                MacroStabilityInwardsSurfaceLine differentDikeTopAtRiver = CreateSurfaceLineWithCharacteristicPoints();
                points = differentDikeTopAtRiver.Points.ToArray();
                differentDikeTopAtRiver.SetDikeTopAtRiverAt(points[5]);
                yield return new TestCaseData(differentDikeTopAtRiver)
                    .SetName("DikeTopAtRiver");

                MacroStabilityInwardsSurfaceLine differentShoulderBaseInside = CreateSurfaceLineWithCharacteristicPoints();
                points = differentShoulderBaseInside.Points.ToArray();
                differentShoulderBaseInside.SetShoulderBaseInsideAt(points[1]);
                yield return new TestCaseData(differentShoulderBaseInside)
                    .SetName("ShoulderBaseInside");

                MacroStabilityInwardsSurfaceLine differentShoulderTopInside = CreateSurfaceLineWithCharacteristicPoints();
                points = differentShoulderTopInside.Points.ToArray();
                differentShoulderTopInside.SetShoulderTopInsideAt(points[7]);
                yield return new TestCaseData(differentShoulderTopInside)
                    .SetName("ShoulderBaseTop");

                MacroStabilityInwardsSurfaceLine differentSurfaceLevelOutside = CreateSurfaceLineWithCharacteristicPoints();
                points = differentSurfaceLevelOutside.Points.ToArray();
                differentSurfaceLevelOutside.SetSurfaceLevelOutsideAt(points[5]);
                yield return new TestCaseData(differentSurfaceLevelOutside)
                    .SetName("SurfaceLevelOutside");

                MacroStabilityInwardsSurfaceLine differentBottomDitchDikeSide = CreateSurfaceLineWithCharacteristicPoints();
                points = differentBottomDitchDikeSide.Points.ToArray();
                differentBottomDitchDikeSide.SetBottomDitchDikeSideAt(points[4]);
                yield return new TestCaseData(differentBottomDitchDikeSide)
                    .SetName("BottomDitchDikeSide");

                MacroStabilityInwardsSurfaceLine differentBottomDitchPolderSide = CreateSurfaceLineWithCharacteristicPoints();
                points = differentBottomDitchPolderSide.Points.ToArray();
                differentBottomDitchPolderSide.SetBottomDitchPolderSideAt(points[5]);
                yield return new TestCaseData(differentBottomDitchPolderSide)
                    .SetName("BottomDitchPolderSide");

                MacroStabilityInwardsSurfaceLine differentDikeToeAtPolder = CreateSurfaceLineWithCharacteristicPoints();
                points = differentDikeToeAtPolder.Points.ToArray();
                differentDikeToeAtPolder.SetDikeToeAtPolderAt(points[5]);
                yield return new TestCaseData(differentDikeToeAtPolder)
                    .SetName("DikeToeAtPolder");

                MacroStabilityInwardsSurfaceLine differentDikeToeAtRiver = CreateSurfaceLineWithCharacteristicPoints();
                points = differentDikeToeAtRiver.Points.ToArray();
                differentDikeToeAtRiver.SetDikeToeAtRiverAt(points[5]);
                yield return new TestCaseData(differentDikeToeAtRiver)
                    .SetName("DikeToeAtRiver");

                MacroStabilityInwardsSurfaceLine differentDitchDikeSide = CreateSurfaceLineWithCharacteristicPoints();
                points = differentDitchDikeSide.Points.ToArray();
                differentDitchDikeSide.SetDitchDikeSideAt(points[1]);
                yield return new TestCaseData(differentDitchDikeSide)
                    .SetName("DitchDikeSide");

                MacroStabilityInwardsSurfaceLine differentDitchPolderSide = CreateSurfaceLineWithCharacteristicPoints();
                points = differentDitchPolderSide.Points.ToArray();
                differentDitchPolderSide.SetDitchPolderSideAt(points[1]);
                yield return new TestCaseData(differentDitchPolderSide)
                    .SetName("DitchPolderSide");
            }
        }

        public abstract class SetCharacteristicPointTest
        {
            [Test]
            public void PointInGeometry_PointSetFromGeometry()
            {
                // Setup
                const double testX = 1.0;
                const double testY = 2.2;
                const double testZ = 4.4;
                var testPoint = new Point3D(testX, testY, testZ);
                var surfaceLine = new MacroStabilityInwardsSurfaceLine(string.Empty);
                CreateTestGeometry(testPoint, surfaceLine);

                // Call
                SetCharacteristicPoint(surfaceLine, testPoint);

                // Assert
                Assert.AreEqual(testPoint, GetCharacteristicPoint(surfaceLine));
                Assert.AreNotSame(testPoint, GetCharacteristicPoint(surfaceLine));
            }

            [Test]
            public void GeometryEmpty_ThrowsInvalidOperationException()
            {
                // Setup
                var random = new Random(21);
                var testPoint = new Point3D(random.NextDouble(), random.NextDouble(), random.NextDouble());
                var surfaceLine = new MacroStabilityInwardsSurfaceLine(string.Empty);

                // Call
                TestDelegate test = () => SetCharacteristicPoint(surfaceLine, testPoint);

                // Assert
                string expectedMessage = $"De geometrie bevat geen punt op locatie {testPoint} om als '{CharacteristicPointDescription()}' in te stellen.";
                TestHelper.AssertThrowsArgumentExceptionAndTestMessage<ArgumentException>(test, expectedMessage);
            }

            [Test]
            public void Null_ThrowsArgumentNullException()
            {
                // Setup
                var surfaceLine = new MacroStabilityInwardsSurfaceLine(string.Empty);

                // Call
                TestDelegate test = () => SetCharacteristicPoint(surfaceLine, null);

                // Assert
                const string expectedMessage = "Cannot find a point in geometry using a null point.";
                TestHelper.AssertThrowsArgumentExceptionAndTestMessage<ArgumentNullException>(test, expectedMessage);
            }

            protected abstract void SetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine, Point3D point);
            protected abstract Point3D GetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine);
            protected abstract string CharacteristicPointDescription();
        }

        [TestFixture]
        public class SetDitchPolderSideAtTest : SetCharacteristicPointTest
        {
            protected override void SetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine, Point3D point)
            {
                surfaceLine.SetDitchPolderSideAt(point);
            }

            protected override Point3D GetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine)
            {
                return surfaceLine.DitchPolderSide;
            }

            protected override string CharacteristicPointDescription()
            {
                return "Insteek sloot polderzijde";
            }
        }

        [TestFixture]
        public class SetBottomDitchPolderSideAtTest : SetCharacteristicPointTest
        {
            protected override void SetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine, Point3D point)
            {
                surfaceLine.SetBottomDitchPolderSideAt(point);
            }

            protected override Point3D GetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine)
            {
                return surfaceLine.BottomDitchPolderSide;
            }

            protected override string CharacteristicPointDescription()
            {
                return "Slootbodem polderzijde";
            }
        }

        [TestFixture]
        public class SetBottomDitchDikeSideAtTest : SetCharacteristicPointTest
        {
            protected override void SetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine, Point3D point)
            {
                surfaceLine.SetBottomDitchDikeSideAt(point);
            }

            protected override Point3D GetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine)
            {
                return surfaceLine.BottomDitchDikeSide;
            }

            protected override string CharacteristicPointDescription()
            {
                return "Slootbodem dijkzijde";
            }
        }

        [TestFixture]
        public class SetDitchDikeSideAtTest : SetCharacteristicPointTest
        {
            protected override void SetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine, Point3D point)
            {
                surfaceLine.SetDitchDikeSideAt(point);
            }

            protected override Point3D GetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine)
            {
                return surfaceLine.DitchDikeSide;
            }

            protected override string CharacteristicPointDescription()
            {
                return "Insteek sloot dijkzijde";
            }
        }

        [TestFixture]
        public class SetDikeTopAtPolderAtTest : SetCharacteristicPointTest
        {
            protected override void SetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine, Point3D point)
            {
                surfaceLine.SetDikeTopAtPolderAt(point);
            }

            protected override Point3D GetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine)
            {
                return surfaceLine.DikeTopAtPolder;
            }

            protected override string CharacteristicPointDescription()
            {
                return "Kruin binnentalud";
            }
        }

        [TestFixture]
        public class SetDikeTopAtRiverAtTest : SetCharacteristicPointTest
        {
            protected override void SetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine, Point3D point)
            {
                surfaceLine.SetDikeTopAtRiverAt(point);
            }

            protected override Point3D GetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine)
            {
                return surfaceLine.DikeTopAtRiver;
            }

            protected override string CharacteristicPointDescription()
            {
                return "Kruin buitentalud";
            }
        }

        [TestFixture]
        public class SetShoulderBaseInsideAtTest : SetCharacteristicPointTest
        {
            protected override void SetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine, Point3D point)
            {
                surfaceLine.SetShoulderBaseInsideAt(point);
            }

            protected override Point3D GetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine)
            {
                return surfaceLine.ShoulderBaseInside;
            }

            protected override string CharacteristicPointDescription()
            {
                return "Insteek binnenberm";
            }
        }

        [TestFixture]
        public class SetShoulderTopInsideAtTest : SetCharacteristicPointTest
        {
            protected override void SetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine, Point3D point)
            {
                surfaceLine.SetShoulderTopInsideAt(point);
            }

            protected override Point3D GetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine)
            {
                return surfaceLine.ShoulderTopInside;
            }

            protected override string CharacteristicPointDescription()
            {
                return "Kruin binnenberm";
            }
        }

        [TestFixture]
        public class SetSurfaceLevelInsideAtTest : SetCharacteristicPointTest
        {
            protected override void SetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine, Point3D point)
            {
                surfaceLine.SetSurfaceLevelInsideAt(point);
            }

            protected override Point3D GetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine)
            {
                return surfaceLine.SurfaceLevelInside;
            }

            protected override string CharacteristicPointDescription()
            {
                return "Maaiveld binnenwaarts";
            }
        }

        [TestFixture]
        public class SetSurfaceLevelOutsideAtTest : SetCharacteristicPointTest
        {
            protected override void SetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine, Point3D point)
            {
                surfaceLine.SetSurfaceLevelOutsideAt(point);
            }

            protected override Point3D GetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine)
            {
                return surfaceLine.SurfaceLevelOutside;
            }

            protected override string CharacteristicPointDescription()
            {
                return "Maaiveld buitenwaarts";
            }
        }

        [TestFixture]
        public class SetDikeToeAtRiverAtTest : SetCharacteristicPointTest
        {
            protected override void SetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine, Point3D point)
            {
                surfaceLine.SetDikeToeAtRiverAt(point);
            }

            protected override Point3D GetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine)
            {
                return surfaceLine.DikeToeAtRiver;
            }

            protected override string CharacteristicPointDescription()
            {
                return "Teen dijk buitenwaarts";
            }
        }

        [TestFixture]
        public class SetDikeToeAtPolderAtTest : SetCharacteristicPointTest
        {
            protected override void SetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine, Point3D point)
            {
                surfaceLine.SetDikeToeAtPolderAt(point);
            }

            protected override Point3D GetCharacteristicPoint(MacroStabilityInwardsSurfaceLine surfaceLine)
            {
                return surfaceLine.DikeToeAtPolder;
            }

            protected override string CharacteristicPointDescription()
            {
                return "Teen dijk binnenwaarts";
            }
        }

        private class TestSurfaceLine : MacroStabilityInwardsSurfaceLine
        {
            public TestSurfaceLine(MacroStabilityInwardsSurfaceLine surfaceLine) : base(string.Empty)
            {
                CopyProperties(surfaceLine);
            }
        }

        private static void AssertPropertiesUpdated(MacroStabilityInwardsSurfaceLine expectedSurfaceLine,
                                                    MacroStabilityInwardsSurfaceLine actualSurfaceLine)
        {
            Assert.AreEqual(expectedSurfaceLine.Name, actualSurfaceLine.Name);
            TestHelper.AssertAreEqualButNotSame(expectedSurfaceLine.ReferenceLineIntersectionWorldPoint,
                                                actualSurfaceLine.ReferenceLineIntersectionWorldPoint);
            CollectionAssert.AreEqual(expectedSurfaceLine.Points, actualSurfaceLine.Points);
            TestHelper.AssertCollectionAreNotSame(expectedSurfaceLine.Points, actualSurfaceLine.Points);

            IEnumerable<Point3D> actualSurfaceLinePoints = actualSurfaceLine.Points;
            AssertAreEqualAndFromSurfaceLine(actualSurfaceLinePoints, expectedSurfaceLine.SurfaceLevelOutside, actualSurfaceLine.SurfaceLevelOutside);
            AssertAreEqualAndFromSurfaceLine(actualSurfaceLinePoints, expectedSurfaceLine.DikeTopAtPolder, actualSurfaceLine.DikeTopAtPolder);
            AssertAreEqualAndFromSurfaceLine(actualSurfaceLinePoints, expectedSurfaceLine.ShoulderBaseInside, actualSurfaceLine.ShoulderBaseInside);
            AssertAreEqualAndFromSurfaceLine(actualSurfaceLinePoints, expectedSurfaceLine.ShoulderTopInside, actualSurfaceLine.ShoulderTopInside);
            AssertAreEqualAndFromSurfaceLine(actualSurfaceLinePoints, expectedSurfaceLine.BottomDitchDikeSide, actualSurfaceLine.BottomDitchDikeSide);
            AssertAreEqualAndFromSurfaceLine(actualSurfaceLinePoints, expectedSurfaceLine.BottomDitchPolderSide, actualSurfaceLine.BottomDitchPolderSide);
            AssertAreEqualAndFromSurfaceLine(actualSurfaceLinePoints, expectedSurfaceLine.DikeToeAtPolder, actualSurfaceLine.DikeToeAtPolder);
            AssertAreEqualAndFromSurfaceLine(actualSurfaceLinePoints, expectedSurfaceLine.DikeToeAtRiver, actualSurfaceLine.DikeToeAtRiver);
            AssertAreEqualAndFromSurfaceLine(actualSurfaceLinePoints, expectedSurfaceLine.DitchPolderSide, actualSurfaceLine.DitchPolderSide);
            AssertAreEqualAndFromSurfaceLine(actualSurfaceLinePoints, expectedSurfaceLine.DitchDikeSide, actualSurfaceLine.DitchDikeSide);
            AssertAreEqualAndFromSurfaceLine(actualSurfaceLinePoints, expectedSurfaceLine.SurfaceLevelInside, actualSurfaceLine.SurfaceLevelInside);
        }

        private static void AssertAreEqualAndFromSurfaceLine(IEnumerable<Point3D> actualSurfaceLinePoints, Point3D expectedPoint, Point3D actualPoint)
        {
            Assert.AreEqual(expectedPoint, actualPoint);
            if (actualPoint != null)
            {
                Assert.IsTrue(actualSurfaceLinePoints.Contains(actualPoint, new ReferenceEqualityComparer<Point3D>()));
            }
        }

        private static MacroStabilityInwardsSurfaceLine CreateSurfaceLineWithCharacteristicPoints(string name = "Name A")
        {
            var surfaceLine = new MacroStabilityInwardsSurfaceLine(name)
            {
                ReferenceLineIntersectionWorldPoint = new Point2D(0, 0)
            };
            var geometry = new[]
            {
                new Point3D(0, 0, 0),
                new Point3D(1, 0, 2),
                new Point3D(2, 0, 3),
                new Point3D(3, 0, 0),
                new Point3D(4, 0, 2),
                new Point3D(5, 0, 3),
                new Point3D(6, 0, 4),
                new Point3D(7, 0, 5),
                new Point3D(8, 0, 5),
                new Point3D(9, 0, 4),
                new Point3D(10, 0, 3),
                new Point3D(11, 0, 2)
            };
            surfaceLine.SetGeometry(geometry);

            surfaceLine.SetSurfaceLevelOutsideAt(geometry[0]);
            surfaceLine.SetDikeTopAtPolderAt(geometry[1]);
            surfaceLine.SetDikeTopAtRiverAt(geometry[2]);
            surfaceLine.SetShoulderBaseInsideAt(geometry[3]);
            surfaceLine.SetShoulderTopInsideAt(geometry[4]);
            surfaceLine.SetBottomDitchDikeSideAt(geometry[5]);
            surfaceLine.SetBottomDitchPolderSideAt(geometry[6]);
            surfaceLine.SetDikeToeAtPolderAt(geometry[7]);
            surfaceLine.SetDikeToeAtRiverAt(geometry[8]);
            surfaceLine.SetDitchDikeSideAt(geometry[9]);
            surfaceLine.SetDitchPolderSideAt(geometry[10]);
            surfaceLine.SetSurfaceLevelInsideAt(geometry[11]);

            return surfaceLine;
        }

        private static void CreateTestGeometry(Point3D testPoint, MacroStabilityInwardsSurfaceLine surfaceLine)
        {
            var random = new Random(21);
            var points = new[]
            {
                new Point3D(random.NextDouble(), random.NextDouble(), random.NextDouble()),
                new Point3D(testPoint),
                new Point3D(2 + random.NextDouble(), random.NextDouble(), random.NextDouble())
            };
            surfaceLine.SetGeometry(points);
        }
    }
}