47 lines
1.3 KiB
C#
47 lines
1.3 KiB
C#
using Microsoft.Xna.Framework;
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using Xunit;
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namespace MrGameEng.Pathfinding.Tests;
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/// <summary>
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/// Размеры грида фиксируются в конструкторе; «уехавший» грид должен давать
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/// громкую ошибку, а не молчаливое чтение мимо границ.
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/// </summary>
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public class GridResizeTests
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{
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private sealed class ResizableGrid : IPathGrid
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{
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public int Width { get; set; } = 4;
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public int Height { get; set; } = 4;
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public bool IsPassable(int x, int y) => true;
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public float Cost(int x, int y) => 1f;
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}
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[Fact]
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public void FindPath_AfterGridResize_Throws()
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{
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var grid = new ResizableGrid();
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var pathfinder = new GridPathfinder(grid);
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grid.Width = 8;
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Assert.Throws<InvalidOperationException>(() =>
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pathfinder.FindPath(new Point(0, 0), new Point(1, 1), [])
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);
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}
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[Fact]
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public void FlowFieldBuild_AfterGridResize_Throws()
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{
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var grid = new ResizableGrid();
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var builder = new FlowFieldBuilder(grid);
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grid.Height = 8;
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Assert.Throws<InvalidOperationException>(() =>
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builder.Build([new Point(0, 0)], new FlowField())
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);
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}
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}
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