Files
OpenNest/OpenNest.Tests/Engine/RemnantEngineTests.cs
T

116 lines
3.9 KiB
C#

using OpenNest.Engine;
using OpenNest.Engine.Fill;
using OpenNest.Engine.Jobs.Placement;
using OpenNest.Engine.Jobs.Placement.Fillers;
using OpenNest.Geometry;
namespace OpenNest.Tests.Engine;
public class RemnantEngineTests
{
private static Drawing MakeRectDrawing(double w, double h, string name = "rect")
{
var pgm = new OpenNest.CNC.Program();
pgm.Codes.Add(new OpenNest.CNC.RapidMove(new Vector(0, 0)));
pgm.Codes.Add(new OpenNest.CNC.LinearMove(new Vector(w, 0)));
pgm.Codes.Add(new OpenNest.CNC.LinearMove(new Vector(w, h)));
pgm.Codes.Add(new OpenNest.CNC.LinearMove(new Vector(0, h)));
pgm.Codes.Add(new OpenNest.CNC.LinearMove(new Vector(0, 0)));
return new Drawing(name, pgm);
}
[Fact]
public void VerticalRemnantPlateFiller_UsesHorizontalPreferredDirection()
{
var plate = new Plate(60, 120);
var filler = new RemnantPlateFiller(plate, RemnantFillPolicy.Vertical);
Assert.Equal(NestDirection.Horizontal, filler.PreferredDirection);
}
[Fact]
public void HorizontalRemnantPlateFiller_UsesVerticalPreferredDirection()
{
var plate = new Plate(60, 120);
var filler = new RemnantPlateFiller(plate, RemnantFillPolicy.Horizontal);
Assert.Equal(NestDirection.Vertical, filler.PreferredDirection);
}
[Fact]
public void VerticalRemnantPlateFiller_Fill_ProducesResults()
{
var plate = new Plate(60, 120);
var filler = new RemnantPlateFiller(plate, RemnantFillPolicy.Vertical);
var item = new NestItem { Drawing = MakeRectDrawing(20, 10) };
var parts = filler.Fill(
item,
plate.WorkArea(),
null,
System.Threading.CancellationToken.None
);
Assert.True(parts.Count > 0, "VerticalRemnantPlateFiller should fill parts");
}
[Fact]
public void HorizontalRemnantPlateFiller_Fill_ProducesResults()
{
var plate = new Plate(60, 120);
var filler = new RemnantPlateFiller(plate, RemnantFillPolicy.Horizontal);
var item = new NestItem { Drawing = MakeRectDrawing(20, 10) };
var parts = filler.Fill(
item,
plate.WorkArea(),
null,
System.Threading.CancellationToken.None
);
Assert.True(parts.Count > 0, "HorizontalRemnantPlateFiller should fill parts");
}
[Fact]
public void PlateFillService_ListsBothRemnantStrategies()
{
Assert.Contains("Vertical Remnant", PlateFillService.BuiltInStrategies);
Assert.Contains("Horizontal Remnant", PlateFillService.BuiltInStrategies);
}
[Fact]
public void VerticalRemnantPlateFiller_ProducesTighterXExtent_ThanDefault()
{
var plate = new Plate(60, 120);
var drawing = MakeRectDrawing(20, 10);
var item = new NestItem { Drawing = drawing };
var defaultFiller = new DefaultPlateFiller(plate);
var remnantFiller = new RemnantPlateFiller(plate, RemnantFillPolicy.Vertical);
var defaultParts = defaultFiller.Fill(
item,
plate.WorkArea(),
null,
System.Threading.CancellationToken.None
);
var remnantParts = remnantFiller.Fill(
item,
plate.WorkArea(),
null,
System.Threading.CancellationToken.None
);
Assert.True(defaultParts.Count > 0);
Assert.True(remnantParts.Count > 0);
var defaultXExtent =
defaultParts.Max(p => p.BoundingBox.Right) - defaultParts.Min(p => p.BoundingBox.Left);
var remnantXExtent =
remnantParts.Max(p => p.BoundingBox.Right) - remnantParts.Min(p => p.BoundingBox.Left);
Assert.True(
remnantXExtent <= defaultXExtent + 0.01,
$"Remnant X-extent ({remnantXExtent:F1}) should be <= default filler ({defaultXExtent:F1})"
);
}
}