102 lines
4.1 KiB
C#
102 lines
4.1 KiB
C#
using FluentAssertions;
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using NUnit.Framework;
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using MoonTools.Core.Structs;
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using MoonTools.Core.Bonk;
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using System.Numerics;
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namespace Tests
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{
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public class SpatialHashTest
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{
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[Test]
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public void InsertAndRetrieve()
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{
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var spatialHash = new SpatialHash<int>(16);
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var rectA = new Rectangle(-2, -2, 2, 2);
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var rectATransform = new Transform2D(new Vector2(-8, -8));
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var rectB = new Rectangle(-2, -2, 2, 2);
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var rectBTransform = new Transform2D(new Vector2(8, 8));
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var rectC = new Rectangle(-2, -2, 2, 2);
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var rectCTransform = new Transform2D(new Vector2(24, -4));
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var rectD = new Rectangle(-2, -2, 2, 2);
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var rectDTransform = new Transform2D(new Vector2(24, 24));
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var circleA = new Circle(2);
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var circleATransform = new Transform2D(new Vector2(24, -8));
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var circleB = new Circle(8);
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var circleBTransform = new Transform2D(new Vector2(16, 16));
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var line = new Line(new Position2D(20, -4), new Position2D(22, -12));
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var lineTransform = new Transform2D(new Vector2(0, 0));
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var point = new Point();
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var pointTransform = new Transform2D(new Position2D(8, 8));
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spatialHash.Insert(0, rectA, rectATransform);
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spatialHash.Insert(1, rectB, rectBTransform);
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spatialHash.Insert(2, rectC, rectCTransform);
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spatialHash.Insert(3, rectD, rectDTransform);
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spatialHash.Insert(4, circleA, circleATransform);
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spatialHash.Insert(1, circleB, circleBTransform);
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spatialHash.Insert(6, line, lineTransform);
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spatialHash.Insert(7, point, pointTransform);
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spatialHash.Retrieve(0, rectA, rectATransform).Should().BeEmpty();
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spatialHash.Retrieve(1, rectB, rectBTransform).Should().NotContain((1, circleB, circleBTransform));
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spatialHash.Retrieve(1, rectB, rectBTransform).Should().Contain((7, point, pointTransform));
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spatialHash.Retrieve(2, rectC, rectCTransform).Should().Contain((6, line, lineTransform)).And.Contain((4, circleA, circleATransform));
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spatialHash.Retrieve(3, rectD, rectDTransform).Should().Contain((1, circleB, circleBTransform));
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spatialHash.Retrieve(4, circleA, circleATransform).Should().Contain((6, line, lineTransform)).And.Contain((2, rectC, rectCTransform));
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spatialHash.Retrieve(1, circleB, circleBTransform).Should().NotContain((1, rectB, rectBTransform)).And.Contain((3, rectD, rectDTransform));
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spatialHash.Retrieve(6, line, lineTransform).Should().Contain((4, circleA, circleATransform)).And.Contain((2, rectC, rectCTransform));
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}
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[Test]
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public void InsertAndRetrieveSameValues()
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{
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var spatialHash = new SpatialHash<int>(16);
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var rectA = new Rectangle(-2, -2, 2, 2);
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var rectATransform = new Transform2D(new Vector2(-8, -8));
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var rectB = new Rectangle(-2, -2, 2, 2);
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var rectBTransform = new Transform2D(new Vector2(-8, -8));
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var rectC = new Rectangle(-1, -1, 1, 1);
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var rectCTransform = new Transform2D(new Vector2(-8, -8));
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spatialHash.Insert(0, rectA, rectATransform);
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spatialHash.Insert(1, rectB, rectBTransform);
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spatialHash.Insert(2, rectC, rectCTransform);
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spatialHash.Retrieve(2, rectC, rectCTransform).Should().HaveCount(2);
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}
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[Test]
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public void Clear()
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{
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var spatialHash = new SpatialHash<int>(16);
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var rectA = new Rectangle(-2, -2, 2, 2);
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var rectATransform = new Transform2D(new Vector2(-8, -8));
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var rectB = new Rectangle(-2, -2, 2, 2);
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var rectBTransform = new Transform2D(new Vector2(8, 8));
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spatialHash.Insert(0, rectA, rectATransform);
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spatialHash.Insert(1, rectB, rectBTransform);
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spatialHash.Clear();
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spatialHash.Retrieve(0, rectA, rectATransform).Should().HaveCount(0);
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}
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}
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}
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