Functions for computing the distance between a Point and a Rectangle

src/test/java/pythagoras/f/RectangleTest.java

@@ -0,0 +1,22 @@
+//
+// Pythagoras - a collection of geometry classes
+// http://github.com/samskivert/pythagoras
+
+package pythagoras.f;
+
+import org.junit.*;
+import static org.junit.Assert.*;
+
+public class RectangleTest
+{
+    @Test public void testPointRectDistance () {
+        testPointRectDistance(0, new Rectangle(0, 0, 10, 10), new Point(0, 0)); // edge
+        testPointRectDistance(0, new Rectangle(0, 0, 10, 10), new Point(5, 5)); // interior
+        testPointRectDistance(5, new Rectangle(0, 0, 10, 10), new Point(5, 15)); // exterior
+    }
+
+    protected void testPointRectDistance (float expected, IRectangle r, Point p) {
+        assertEquals(expected, Rectangles.pointRectDistance(r, p), MathUtil.EPSILON);
+    }
+
+}