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//////////////////////////////////////////////////////////////////////

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//// Copyright (C) 2015 Authors and OPENCORES.ORG                 ////

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//////////////////////////////////////////////////////////////////////

`include "../../../src/video_frame_class.sv"

module the_test(

                input tb_clk,

                input tb_rst

              );

  // --------------------------------------------------------------------

  //

  video_frame_class f_h;

  video_frame_class fc_h;

  int return_code;

  initial

  begin

    f_h = new;

    f_h.init

    (

      .pixels_per_line('h100),

      .lines_per_frame('h080),

      .bits_per_pixel(14)

    );

    f_h.make_random();

    fc_h = new;

    f_h.copy(fc_h);

    return_code = f_h.compare( 16, fc_h );

    if( return_code == 0 )

      $display("^^^ %16.t | f_h == fc_h", $time );

    else

      $display("^^^ %16.t | f_h != fc_h | mismatches = %0d", $time, return_code );

    $display("^^^ %16.t | inserting error @ fc_h[11][22]", $time );

    fc_h.lines['h11].pixel['h22] = ~(fc_h.lines['h11].pixel['h22]);

    $display("^^^ %16.t | inserting error @ fc_h[33][44]", $time );

    fc_h.lines['h33].pixel['h44] = ~(fc_h.lines['h33].pixel['h44]);

    return_code = f_h.compare( 16, fc_h );

    if( return_code == 0 )

      $display("^^^ %16.t | f_h == fc_h", $time );

    else

      $display("^^^ %16.t | f_h != fc_h | mismatches = %0d", $time, return_code );

  end

  // --------------------------------------------------------------------

  //

  task run_the_test;

    begin

// --------------------------------------------------------------------

// insert test below

// --------------------------------------------------------------------

  $display("^^^---------------------------------");

  $display("^^^ %16.t | Testbench begun.\n", $time);

  $display("^^^---------------------------------");

  repeat(1000) @(posedge tb_clk);

// --------------------------------------------------------------------

// insert test above

// --------------------------------------------------------------------

   end

  endtask

endmodule