2 files changed, 15 insertions, 1 deletions
diff --git a/tests/dimension/demo.pov b/tests/dimension/demo.pov
index d14cebb..4f558c5 100644
--- a/tests/dimension/demo.pov
+++ b/tests/dimension/demo.pov
@@ -70,3 +70,10 @@ difference {
     }
   }
 }
+
+plane {
+  y, -2
+  pigment {
+    color rgb 1
+  }
+}
diff --git a/tests/dimension/demo.sh b/tests/dimension/demo.sh
index 7e9306a..7691093 100755
--- a/tests/dimension/demo.sh
+++ b/tests/dimension/demo.sh
@@ -68,7 +68,14 @@ demo_exp=$(echo -n \
             (finish
               (phong (float 0.2))
               (phong_size (float 40)))))))
-      object-modifiers))' \
+      object-modifiers)
+  (plane
+    (vector (integer 0) (integer 1) (integer 0) (integer 0) (integer 0))
+    (integer -2)
+    (object-modifiers
+      (pigment
+        (vector (integer 1) (integer 1) (integer 1)
+                (integer 0) (integer 0))))))' \
 | tr '\n' ' ' | sed -r 's/[[:space:]]+/ /g')
 
 if [ "$demo" != "$demo_exp" ]; then