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66 lines
2.4 KiB
C#
66 lines
2.4 KiB
C#
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// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System.Collections.Generic;
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using NUnit.Framework;
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using osu.Game.Beatmaps;
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namespace osu.Game.Rulesets.Osu.Tests
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{
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[TestFixture]
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public class OsuRateAdjustedDisplayDifficultyTest
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{
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private static IEnumerable<float> difficultyValuesToTest()
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{
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for (float i = 0; i <= 10; i += 0.5f)
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yield return i;
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}
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[TestCaseSource(nameof(difficultyValuesToTest))]
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public void TestApproachRateIsUnchangedWithRateEqualToOne(float originalApproachRate)
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{
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var ruleset = new OsuRuleset();
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var difficulty = new BeatmapDifficulty { ApproachRate = originalApproachRate };
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var adjustedDifficulty = ruleset.GetRateAdjustedDisplayDifficulty(difficulty, 1);
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Assert.That(adjustedDifficulty.ApproachRate, Is.EqualTo(originalApproachRate));
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}
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[TestCaseSource(nameof(difficultyValuesToTest))]
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public void TestOverallDifficultyIsUnchangedWithRateEqualToOne(float originalOverallDifficulty)
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{
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var ruleset = new OsuRuleset();
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var difficulty = new BeatmapDifficulty { OverallDifficulty = originalOverallDifficulty };
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var adjustedDifficulty = ruleset.GetRateAdjustedDisplayDifficulty(difficulty, 1);
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Assert.That(adjustedDifficulty.OverallDifficulty, Is.EqualTo(originalOverallDifficulty));
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}
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[Test]
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public void TestRateBelowOne()
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{
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var ruleset = new OsuRuleset();
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var difficulty = new BeatmapDifficulty();
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var adjustedDifficulty = ruleset.GetRateAdjustedDisplayDifficulty(difficulty, 0.75);
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Assert.That(adjustedDifficulty.ApproachRate, Is.EqualTo(1.67).Within(0.01));
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Assert.That(adjustedDifficulty.OverallDifficulty, Is.EqualTo(2.22).Within(0.01));
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}
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[Test]
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public void TestRateAboveOne()
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{
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var ruleset = new OsuRuleset();
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var difficulty = new BeatmapDifficulty();
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var adjustedDifficulty = ruleset.GetRateAdjustedDisplayDifficulty(difficulty, 1.5);
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Assert.That(adjustedDifficulty.ApproachRate, Is.EqualTo(7.67).Within(0.01));
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Assert.That(adjustedDifficulty.OverallDifficulty, Is.EqualTo(7.77).Within(0.01));
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}
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}
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}
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