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test: add tests for MathUtility.Lerp

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Oliver Booth 2023-04-03 15:02:03 +01:00
parent 3f147c98b2
commit 105ff81713
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1 changed files with 22 additions and 1 deletions
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23
X10D.Tests/src/Math/MathUtilityTests.cs
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@ -1,4 +1,4 @@
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Microsoft.VisualStudio.TestTools.UnitTesting;
#if !NET6_0_OR_GREATER
using X10D.Core;
#endif
@ -96,6 +96,27 @@ public class MathUtilityTests
Assert.AreEqual(0.0f, floatResult, 1e-6f);
}
[TestMethod]
public void Lerp_ShouldReturnHigher_GivenAlpha1()
{
Assert.AreEqual(20.0f, MathUtility.Lerp(10.0f, 20.0f, 1.0f));
Assert.AreEqual(20.0, MathUtility.Lerp(10.0, 20.0, 1.0));
}
[TestMethod]
public void Lerp_ShouldReturnLower_GivenAlpha0()
{
Assert.AreEqual(10.0f, MathUtility.Lerp(10.0f, 20.0f, 0.0f));
Assert.AreEqual(10.0, MathUtility.Lerp(10.0, 20.0, 0.0));
}
[TestMethod]
public void Lerp_ShouldReturnMidPoint_GivenAlphaPoint5()
{
Assert.AreEqual(15.0f, MathUtility.Lerp(10.0f, 20.0f, 0.5f));
Assert.AreEqual(15.0, MathUtility.Lerp(10.0, 20.0, 0.5));
}
[TestMethod]
public void LinearToGamma_ShouldReturnQuarter_GivenQuarterAndGamma1()
{