=== modified file 'commands/videotest.c'
--- commands/videotest.c	2010-02-03 00:24:07 +0000
+++ commands/videotest.c	2010-02-13 23:12:14 +0000
@@ -60,6 +60,45 @@
 
   grub_video_set_active_render_target (GRUB_VIDEO_RENDER_TARGET_DISPLAY);
 
+#define BORDER 32
+#define INC1 2
+#define INC2 4
+  x += BORDER;
+  y += BORDER;
+  width -= 2* BORDER;
+  height -= 2* BORDER;
+  color = grub_video_map_rgb (255, 0, 0);
+  grub_video_fill_rect (color, x -1, y -1, width +2, height +2);
+  grub_video_set_viewport (x, y, width, height);
+
+  color = grub_video_map_rgb (0, 0, 0);
+  grub_video_fill_rect (color, 0, 0, width, height);
+
+  color = grub_video_map_rgb (0, 255, 0);
+  grub_video_fill_rect (color, BORDER, BORDER, width - 2* BORDER, height - 2* BORDER);
+  color = grub_video_map_rgb (0, 0, 0);
+  grub_video_fill_rect (color, BORDER + 1, BORDER + 1, width - 2* BORDER -2 , height - 2* BORDER -2);
+  color = grub_video_map_rgb (0, 255, 0);
+  grub_video_fill_rect (color, BORDER + 2, BORDER + 2, width - 2* BORDER -4 , height - 2* BORDER -4);
+
+  color = grub_video_map_rgb (0, 0, 255);
+
+  for(i=0; i<BORDER; i+= INC1)
+    grub_video_scroll(color, -INC1, 0);
+  grub_getkey();
+
+  for(i=0; i<BORDER; i+= INC2)
+    grub_video_scroll(color, INC2, 0);
+  grub_getkey();
+
+  for(i=0; i<BORDER; i+= INC1)
+    grub_video_scroll(color, 0, -INC1);
+  grub_getkey();
+
+  for(i=0; i<BORDER; i+= INC2)
+    grub_video_scroll(color, 0, INC2);
+  grub_getkey();
+
   color = grub_video_map_rgb (0, 0, 0);
   grub_video_fill_rect (color, 0, 0, width, height);