-- Copyright (C) 2001 Bill Billowitch.

-- Some of the work to develop this test suite was done with Air Force
-- support.  The Air Force and Bill Billowitch assume no
-- responsibilities for this software.

-- This file is part of VESTs (Vhdl tESTs).

-- VESTs is free software; you can redistribute it and/or modify it
-- under the terms of the GNU General Public License as published by the
-- Free Software Foundation; either version 2 of the License, or (at
-- your option) any later version. 

-- VESTs is distributed in the hope that it will be useful, but WITHOUT
-- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-- FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
-- for more details. 

-- You should have received a copy of the GNU General Public License
-- along with VESTs; if not, write to the Free Software Foundation,
-- Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 

-- ---------------------------------------------------------------------
--
-- $Id: tc2303.vhd,v 1.2 2001-10-26 16:29:47 paw Exp $
-- $Revision: 1.2 $
--
-- ---------------------------------------------------------------------

ENTITY c07s02b06x00p37n01i02303ent IS
END c07s02b06x00p37n01i02303ent;

ARCHITECTURE c07s02b06x00p37n01i02303arch OF c07s02b06x00p37n01i02303ent IS

BEGIN
  TESTING: PROCESS
    -- user defined physical types.
    type DISTANCE is range 0 to 1E9
      units
        -- Base units.
        A;                    -- angstrom

        -- Metric lengths.
        nm       = 10 A;      -- nanometer
        um       = 1000 nm;   -- micrometer (or micron)
        mm       = 1000 um;   -- millimeter
        cm       = 10 mm;     -- centimeter

        -- English lengths.
        mil      = 254000 A;  -- mil
        inch     = 1000 mil;  -- inch
      end units;
  BEGIN
    -- Test dividing user-defined physical type values.
    assert ((1 cm / 1 mm) = 10);
    assert ((1 mm / 1 um) = 1000);
    assert ((1 um / 1 nm) = 1000);
    assert ((1 nm / 1 A) = 10);
    wait for 5 ns;
    assert NOT(    ((1 cm / 1 mm) = 10)   and
                   ((1 mm / 1 um) = 1000)   and
                   ((1 um / 1 nm) = 1000)   and
                   ((1 nm / 1 A) = 10)   )
      report "***PASSED TEST: c07s02b06x00p37n01i02303"
      severity NOTE;
    assert (    ((1 cm / 1 mm) = 10)   and
                ((1 mm / 1 um) = 1000)   and
                ((1 um / 1 nm) = 1000)   and
                ((1 nm / 1 A) = 10)   )
      report "***FAILED TEST: c07s02b06x00p37n01i02303 - Division of a physical type by another physical type (user-defined) test failed."
      severity ERROR;
    wait;
  END PROCESS TESTING;

END c07s02b06x00p37n01i02303arch;