106 lines
3.2 KiB
C#
106 lines
3.2 KiB
C#
using OpenNest.Geometry;
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namespace OpenNest.Tests;
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public class RemnantFillerTests2
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{
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private static Drawing MakeSquareDrawing(double size)
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{
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var pgm = new OpenNest.CNC.Program();
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pgm.Codes.Add(new OpenNest.CNC.RapidMove(new Vector(0, 0)));
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pgm.Codes.Add(new OpenNest.CNC.LinearMove(new Vector(size, 0)));
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pgm.Codes.Add(new OpenNest.CNC.LinearMove(new Vector(size, size)));
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pgm.Codes.Add(new OpenNest.CNC.LinearMove(new Vector(0, size)));
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pgm.Codes.Add(new OpenNest.CNC.LinearMove(new Vector(0, 0)));
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return new Drawing("sq", pgm);
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}
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[Fact]
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public void FillItems_PlacesPartsInRemnants()
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{
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var workArea = new Box(0, 0, 100, 100);
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var filler = new RemnantFiller(workArea, 1.0);
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// Place a large obstacle leaving a 40x100 strip on the right
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filler.AddObstacles(new[] { TestHelpers.MakePartAt(0, 0, 50) });
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var drawing = MakeSquareDrawing(10);
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var items = new List<NestItem>
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{
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new NestItem { Drawing = drawing, Quantity = 5 }
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};
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Func<NestItem, Box, List<Part>> fillFunc = (ni, b) =>
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{
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var plate = new Plate(b.Width, b.Length);
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var engine = new DefaultNestEngine(plate);
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return engine.Fill(ni, b, null, System.Threading.CancellationToken.None);
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};
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var placed = filler.FillItems(items, fillFunc);
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Assert.True(placed.Count > 0, "Should place parts in remaining space");
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}
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[Fact]
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public void FillItems_DoesNotMutateItemQuantities()
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{
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var workArea = new Box(0, 0, 100, 100);
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var filler = new RemnantFiller(workArea, 1.0);
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var drawing = MakeSquareDrawing(10);
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var items = new List<NestItem>
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{
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new NestItem { Drawing = drawing, Quantity = 3 }
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};
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Func<NestItem, Box, List<Part>> fillFunc = (ni, b) =>
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{
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var plate = new Plate(b.Width, b.Length);
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var engine = new DefaultNestEngine(plate);
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return engine.Fill(ni, b, null, System.Threading.CancellationToken.None);
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};
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filler.FillItems(items, fillFunc);
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Assert.Equal(3, items[0].Quantity);
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}
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[Fact]
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public void FillItems_EmptyItems_ReturnsEmpty()
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{
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var workArea = new Box(0, 0, 100, 100);
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var filler = new RemnantFiller(workArea, 1.0);
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Func<NestItem, Box, List<Part>> fillFunc = (ni, b) => new List<Part>();
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var result = filler.FillItems(new List<NestItem>(), fillFunc);
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Assert.Empty(result);
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}
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[Fact]
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public void FillItems_RespectsCancellation()
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{
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var cts = new System.Threading.CancellationTokenSource();
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cts.Cancel();
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var workArea = new Box(0, 0, 100, 100);
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var filler = new RemnantFiller(workArea, 1.0);
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var drawing = MakeSquareDrawing(10);
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var items = new List<NestItem>
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{
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new NestItem { Drawing = drawing, Quantity = 5 }
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};
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Func<NestItem, Box, List<Part>> fillFunc = (ni, b) =>
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new List<Part> { TestHelpers.MakePartAt(0, 0, 10) };
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var result = filler.FillItems(items, fillFunc, cts.Token);
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// Should not throw, returns whatever was placed
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Assert.NotNull(result);
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}
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}
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