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27 lines
1.3 KiB
C#
27 lines
1.3 KiB
C#
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using Moserware.Skills;
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using Moserware.Skills.Elo;
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using NUnit.Framework;
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namespace UnitTests.Elo
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{
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[TestFixture]
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public class GaussianEloCalculatorTest
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{
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[Test]
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public void GaussianEloCalculatorTests()
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{
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const double defaultKFactor = 24.0;
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var calc = new GaussianEloCalculator();
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EloAssert.AssertChessRating(calc, 1200, 1200, PairwiseComparison.Win, 1212, 1188);
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EloAssert.AssertChessRating(calc, 1200, 1200, PairwiseComparison.Draw, 1200, 1200);
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EloAssert.AssertChessRating(calc, 1200, 1200, PairwiseComparison.Lose, 1188, 1212);
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// verified using TrueSkill paper equation
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EloAssert.AssertChessRating(calc, 1200, 1000, PairwiseComparison.Win, 1200 + ((1 - 0.76024993890652326884) * defaultKFactor), 1000 - (1 - 0.76024993890652326884) * defaultKFactor);
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EloAssert.AssertChessRating(calc, 1200, 1000, PairwiseComparison.Draw, 1200 - (0.76024993890652326884 - 0.5) * defaultKFactor, 1000 + (0.76024993890652326884 - 0.5) * defaultKFactor);
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EloAssert.AssertChessRating(calc, 1200, 1000, PairwiseComparison.Lose, 1200 - 0.76024993890652326884 * defaultKFactor, 1000 + 0.76024993890652326884 * defaultKFactor);
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}
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}
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}
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