// 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.Linq;
using Core.Common.Base.Geometry;
using NUnit.Framework;

namespace Ringtoets.MacroStabilityInwards.Primitives.TestUtil.Test
{
    [TestFixture]
    public class RingTestFactoryTest
    {
        [Test]
        public void CreateRandomRing_WithoutSeed_ReturnsRing()
        {
            // Call
            Ring ring = RingTestFactory.CreateRandomRing();

            // Assert
            Assert.IsNotNull(ring);
            Assert.AreEqual(4, ring.Points.Count());
        }

        [Test]
        public void CreateRandomRing_WithSeed_ReturnsExpectedRing()
        {
            // Setup
            const int seed = 12;
            var random = new Random(seed);

            // Call
            Ring ring = RingTestFactory.CreateRandomRing(seed);

            // Assert
            Assert.AreEqual(new Ring(new[]
            {
                new Point2D(random.NextDouble(), random.NextDouble()),
                new Point2D(random.NextDouble(), random.NextDouble()),
                new Point2D(random.NextDouble(), random.NextDouble()),
                new Point2D(random.NextDouble(), random.NextDouble())
            }), ring);
        }
    }
}