function g = testArrow()

  g = GrList();
  
  s = ShRect( 10, 8 );
  n = GrNode( s );  g.pushBack( n );

  s = ShText( 'Hello', 5, 4 );
  s.setFontSize( 30.0 );
  n = GrNode( s );  g.pushBack( n );
  
  s = ShAnnot( 5, 4, 0, 0 );
  n = GrNode( s );  g.pushBack( n );  
  
  set( gca, 'Position', [ 0, 0, 1, 1 ] );
  g.draw();
    
end
