added test for AddEllipticalArc

Author: derBobo

src/ImageSharp.Drawing/Shapes/PathBuilder.cs

@@ -205,14 +205,14 @@ public PathBuilder AddBezier(PointF startPoint, PointF controlPoint1, PointF con
         /// <param name="center">center point of the arc</param>
         /// <param name="firstRadius">first radius</param>
         /// <param name="secondRadius">second radius</param>
-        /// <param name="rotation">rotation of the first radius to the x Axis</param>
-        /// <param name="startAngle">starting angle of arc</param>
-        /// <param name="sweepAngle">sweeping angel of the arc</param>
+        /// <param name="rotation">rotation of the first radius to the x Axis in degree</param>
+        /// <param name="startAngle">starting angle of arc in degree</param>
+        /// <param name="sweepAngle">sweeping angel of the arc in degree</param>
         /// <returns>The <see cref="PathBuilder"/></returns>
         public PathBuilder AddEllipticalArc(PointF center, float firstRadius, float secondRadius, float rotation, float startAngle, float sweepAngle)
         {
-            EllipticalArcLineSegment arc = new EllipticalArcLineSegment(center, firstRadius, secondRadius, rotation, startAngle, sweepAngle, this.currentTransform);
-            this.currentFigure.AddSegment(arc);
+            this.currentFigure.AddSegment(new EllipticalArcLineSegment(center, firstRadius, secondRadius, rotation, startAngle, sweepAngle, this.currentTransform));
+
             return this;
         }
 

tests/ImageSharp.Drawing.Tests/Shapes/PathBuilderTests.cs

@@ -32,6 +32,16 @@ public void AddBezier()
             Assert.IsType<Path>(builder.Build());
         }
 
+        [Fact]
+        public void AddEllipticArc()
+        {
+            var builder = new PathBuilder();
+
+            builder.AddEllipticalArc(new PointF(10, 10), 10, 10, 0, 0, 360);
+
+            Assert.IsType<Path>(builder.Build());
+        }
+
         [Fact]
         public void DrawLinesOpenFigure()
         {