diff --git a/test/test_quadtree.py b/test/test_quadtree.py
index e171b373a303af72ab5e22265fe685f16b744046..aa1507b48196a518713c2a7610aab9fb6889deec 100644
--- a/test/test_quadtree.py
+++ b/test/test_quadtree.py
@@ -47,6 +47,14 @@ class TestRect(unittest.TestCase):
         assert test_rect.east < rect.west
         assert rect.intersects(test_rect)
 
+    def test_inside(self):
+        # TEST: rectangle fully inside another
+        outer = Rectangle(-10, 10, -10, 10)
+        inner = Rectangle(-5, 5, -5, 5)
+
+        assert outer.intersects(inner)
+        assert inner.intersects(outer)
+
 
 class TestQuadTree(unittest.TestCase):
     def test_divides(self):