update

2026-05-06 10:22:34 +02:00
parent fc73ff47ff
commit 26a7b6b6da
945 changed files with 3606 additions and 4887 deletions
--- a/tests/TraceCad.Tests/EntityEditingTests.cs
+++ b/tests/TraceCad.Tests/EntityEditingTests.cs
@@ -0,0 +1,141 @@
+using TraceCad.Core.Geometry;
+using TraceCad.Core.Model;
+using Xunit;
+
+namespace TraceCad.Tests;
+
+public sealed class EntityEditingTests
+{
+    [Fact]
+    public void TrimOrExtendLineEndpointToLineBoundary()
+    {
+        var subject = new LineEntity(
+            Guid.NewGuid(),
+            Layer.Cut.Name,
+            new Point2(0, 0),
+            new Point2(8, 0));
+        var boundary = new LineEntity(
+            Guid.NewGuid(),
+            Layer.Cut.Name,
+            new Point2(10, -5),
+            new Point2(10, 5));
+
+        var success = EntityEditing.TryTrimOrExtendEndpoint(
+            subject,
+            new Point2(8, 0),
+            boundary,
+            new Point2(10, 0),
+            out var replacement);
+
+        Assert.True(success);
+        var line = Assert.IsType<LineEntity>(replacement);
+        Assert.Equal(new Point2(0, 0), line.Start);
+        Assert.Equal(10.0, line.End.X, 9);
+        Assert.Equal(0.0, line.End.Y, 9);
+    }
+
+    [Fact]
+    public void TrimOrExtendLineEndpointCanUseLineBoundaryExtension()
+    {
+        var subject = new LineEntity(
+            Guid.NewGuid(),
+            Layer.Cut.Name,
+            new Point2(0, 0),
+            new Point2(8, 0));
+        var boundary = new LineEntity(
+            Guid.NewGuid(),
+            Layer.Cut.Name,
+            new Point2(10, 4),
+            new Point2(10, 8));
+
+        var success = EntityEditing.TryTrimOrExtendEndpoint(
+            subject,
+            new Point2(8, 0),
+            boundary,
+            new Point2(10, 4),
+            out var replacement);
+
+        Assert.True(success);
+        var line = Assert.IsType<LineEntity>(replacement);
+        Assert.Equal(10.0, line.End.X, 9);
+        Assert.Equal(0.0, line.End.Y, 9);
+    }
+
+    [Fact]
+    public void TrimRejectsLineExtension()
+    {
+        var subject = new LineEntity(
+            Guid.NewGuid(),
+            Layer.Cut.Name,
+            new Point2(0, 0),
+            new Point2(8, 0));
+        var boundary = new LineEntity(
+            Guid.NewGuid(),
+            Layer.Cut.Name,
+            new Point2(10, -5),
+            new Point2(10, 5));
+
+        var success = EntityEditing.TryTrimEndpoint(
+            subject,
+            new Point2(8, 0),
+            boundary,
+            new Point2(10, 0),
+            out _);
+
+        Assert.False(success);
+    }
+
+    [Fact]
+    public void ExtendRejectsLineTrim()
+    {
+        var subject = new LineEntity(
+            Guid.NewGuid(),
+            Layer.Cut.Name,
+            new Point2(0, 0),
+            new Point2(12, 0));
+        var boundary = new LineEntity(
+            Guid.NewGuid(),
+            Layer.Cut.Name,
+            new Point2(10, -5),
+            new Point2(10, 5));
+
+        var success = EntityEditing.TryExtendEndpoint(
+            subject,
+            new Point2(12, 0),
+            boundary,
+            new Point2(10, 0),
+            out _);
+
+        Assert.False(success);
+    }
+
+    [Fact]
+    public void TrimOrExtendArcEndpointToLineBoundary()
+    {
+        var subject = new ArcEntity(
+            Guid.NewGuid(),
+            Layer.Cut.Name,
+            new Point2(0, 0),
+            10,
+            0,
+            90,
+            false);
+        var boundary = new LineEntity(
+            Guid.NewGuid(),
+            Layer.Cut.Name,
+            new Point2(5, -12),
+            new Point2(5, 12));
+
+        var success = EntityEditing.TryTrimOrExtendEndpoint(
+            subject,
+            subject.EndPoint,
+            boundary,
+            new Point2(5, 9),
+            out var replacement);
+
+        Assert.True(success);
+        var arc = Assert.IsType<ArcEntity>(replacement);
+        Assert.Equal(0.0, arc.StartAngleDeg, 9);
+        Assert.Equal(60.0, arc.EndAngleDeg, 9);
+    }
+}