v1.5.7.0 (Summer Update)

Barotrauma/BarotraumaTest/GenericToolBoxTests.cs

@@ -5,6 +5,7 @@ using Xunit;
 using Barotrauma;
 using FluentAssertions;
 using FsCheck;
+using Microsoft.Xna.Framework;
 
 namespace TestProject;
 
@@ -56,4 +57,44 @@ public sealed class GenericToolBoxTests
             ToolBox.StatIdentifierMatches(pair.First, pair.Second).Should().BeFalse();
         }).VerboseCheckThrowOnFailure();
     }
+
+    [Fact]
+    public void PointOnRectClosestToPoint()
+    {
+        RectangleF rect1 = new(0, 0, 5, 5);
+        Vector2 point1 = new(10, 10);
+
+        // Should be the bottom right corner of the rectangle
+        Test(rect1, point1, expectedClosest: new Vector2(5, 5));
+        
+        RectangleF rect2 = new(0, 0, 5, 5);
+        Vector2 point2 = new(2, 10);
+
+        // Should be the bottom edge of the rectangle at x = 2 since the point is between the bottom left and bottom right corners
+        Test(rect2, point2, expectedClosest: new Vector2(2, 5));
+        
+        RectangleF rect3 = new(0, 0, 5, 5);
+        Vector2 point3 = new(-10, -3);
+
+        // Should be the top left corner of the rectangle
+        Test(rect3, point3, expectedClosest: new Vector2(0, 0));
+
+        RectangleF rect4 = new(0, 0, 100, 100);
+        Vector2 point4 = new(55, 52);
+
+        // Should be the point itself since it's inside the rectangle
+        Test(rect4, point4, expectedClosest: point4);
+        
+        RectangleF rect5 = new(0, 0, 100, 100);
+        Vector2 point5 = new(55, 102);
+
+        // Should be the top edge of the rectangle at y = 100 since the point is between the top left and top right corners
+        Test(rect5, point5, expectedClosest: new Vector2(55, 100));
+
+        void Test(RectangleF rect, Vector2 point, Vector2 expectedClosest)
+        {
+            var closest = ToolBox.GetClosestPointOnRectangle(rect, point);
+            closest.Should().BeEquivalentTo(expectedClosest);
+        }
+    }
 }