function menger_sponge_chaos_test ( )

%*****************************************************************************80
%
%% menger_sponge_chaos_test() tests menger_sponge_chaos().
%
%  Licensing:
%
%    This code is distributed under the MIT license. 
%
%  Modified:
%
%    20 August 2025
%
%  Author:
%
%    John Burkardt
%
  addpath ( '../menger_sponge_chaos' );

  timestamp ( );

  fprintf ( 1, '\n' );
  fprintf ( 1, 'menger_sponge_chaos_test():\n' );
  fprintf ( 1, '  MATLAB/Octave version %s\n', version ( ) );
  fprintf ( 1, '  menger_sponge_chaos() uses an iterated map to plot\n' );
  fprintf ( 1, '  the 3D Menger sponge.\n' );

  n = 20000;
  fprintf ( 1, '  Apply the iteration map %d times.\n', n )
  menger_sponge_chaos ( n );
%
%  Terminate.
%
  fprintf ( 1, '\n' );
  fprintf ( 1, 'menger_sponge_chaos_test():\n' );
  fprintf ( 1, '  Normal end of execution.\n' );

  timestamp ( );
  rmpath ( '../menger_sponge_chaos' );

  return
end
function timestamp ( )

%*****************************************************************************80
%
%% timestamp() prints the YMDHMS date as a timestamp.
%
%  Licensing:
%
%    This code is distributed under the MIT license.
%
%  Modified:
%
%    14 November 2022
%
%  Author:
%
%    John Burkardt
%
  t = now ( );
  c = datevec ( t );
  s = datestr ( c, 0 );
  fprintf ( 1, '%s\n', s );

  return
end

