TEST ()
{
GeglBuffer *buffer, *sub, *subsub;
GeglRectangle subrect = {5, 5, 10, 10};
GeglRectangle rect = {0, 0, 20, 20};
test_start ();
buffer = gegl_buffer_new (&rect, babl_format ("Y float"));
sub = gegl_buffer_create_sub_buffer (buffer, &subrect);
fill (sub, 0.5);
subsub = g_object_new (GEGL_TYPE_BUFFER,
"source", sub,
"x", 5,
"y", 5,
"width", 6,
"height", 6,
"shift-x", 8,
NULL);
fill (subsub, 1.0);
print_buffer (buffer);
g_object_unref (sub);
g_object_unref (subsub);
g_object_unref (buffer);
test_end ();
}