DotRecastNetSim/test/DotRecast.Core.Test/RcHashCodesTest.cs

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2024-02-04 07:24:09 +03:00
using NUnit.Framework;
namespace DotRecast.Core.Test;
public class RcHashCodesTest
{
[Test]
public void TestCombineHashCodes()
{
Assert.That(RcHashCodes.CombineHashCodes(0, 0), Is.EqualTo(0));
Assert.That(RcHashCodes.CombineHashCodes(int.MaxValue, int.MaxValue), Is.EqualTo(32));
Assert.That(RcHashCodes.CombineHashCodes(int.MaxValue, int.MinValue), Is.EqualTo(-33));
Assert.That(RcHashCodes.CombineHashCodes(int.MinValue, int.MinValue), Is.EqualTo(0));
Assert.That(RcHashCodes.CombineHashCodes(int.MinValue, int.MaxValue), Is.EqualTo(-1));
Assert.That(RcHashCodes.CombineHashCodes(int.MaxValue / 2, int.MaxValue / 2), Is.EqualTo(32));
}
[Test]
public void TestIntHash()
{
Assert.That(RcHashCodes.WangHash(0), Is.EqualTo(4158654902));
Assert.That(RcHashCodes.WangHash(1), Is.EqualTo(357654460));
Assert.That(RcHashCodes.WangHash(2), Is.EqualTo(715307540));
Assert.That(RcHashCodes.WangHash(3), Is.EqualTo(1072960876));
Assert.That(RcHashCodes.WangHash(4), Is.EqualTo(1430614333));
Assert.That(RcHashCodes.WangHash(5), Is.EqualTo(1788267159));
Assert.That(RcHashCodes.WangHash(6), Is.EqualTo(2145921005));
Assert.That(RcHashCodes.WangHash(7), Is.EqualTo(2503556531));
Assert.That(RcHashCodes.WangHash(8), Is.EqualTo(2861226262));
Assert.That(RcHashCodes.WangHash(9), Is.EqualTo(3218863982));
Assert.That(RcHashCodes.WangHash(10), Is.EqualTo(3576533554));
Assert.That(RcHashCodes.WangHash(11), Is.EqualTo(3934169234));
//
Assert.That(RcHashCodes.WangHash(int.MaxValue), Is.EqualTo(1755403298));
Assert.That(RcHashCodes.WangHash(uint.MaxValue), Is.EqualTo(3971045735));
}
}