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-- 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: tc522.vhd,v 1.2 2001-10-26 16:29:56 paw Exp $
-- $Revision: 1.2 $
--
-- ---------------------------------------------------------------------
ENTITY c03s03b00x00p03n01i00522ent IS
END c03s03b00x00p03n01i00522ent;
ARCHITECTURE c03s03b00x00p03n01i00522arch OF c03s03b00x00p03n01i00522ent IS
BEGIN
TESTING: PROCESS
-- Declare access types and access objects everywhere.
-- Enumerated types.
type SWITCH_LEVEL is ('0', '1', 'X');
type AC1 is access SWITCH_LEVEL;
subtype LOGIC_SWITCH is SWITCH_LEVEL range '0' to '1';
type AC2 is access LOGIC_SWITCH;
-- Access types.
type AC3 is access AC2;
-- array types. Constrained.
type WORD is array(0 to 31) of BIT;
type AC4 is access WORD;
-- record types.
type DATE is
record
DAY : INTEGER range 1 to 31;
MONTH : INTEGER range 1 to 12;
YEAR : INTEGER range -10000 to 1988;
end record;
type AC5 is access DATE;
-- INTEGER types.
type AC6 is access INTEGER;
type POSITIVE is range 0 to INTEGER'HIGH;
type AC7 is access POSITIVE;
-- Physical types.
type AC8 is access TIME;
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;
type AC10 is access DISTANCE;
-- floating point types.
type AC11 is access REAL;
type POSITIVE_R is range 0.0 to REAL'HIGH;
type AC12 is access POSITIVE_R;
-- Predefined enumerated types.
type AC13 is access BIT;
type AC14 is access SEVERITY_LEVEL;
type AC15 is access BOOLEAN;
type AC16 is access CHARACTER;
-- Other predefined types.
type AC17 is access NATURAL;
type AC18 is access STRING;
type AC19 is access BIT_VECTOR;
type MEMORY is array(0 to 64) of WORD;
type AC20 is access MEMORY;
-- Declare all the variables.
variable VAR1 : AC1;
variable VAR2 : AC2;
variable VAR3 : AC3;
variable VAR4 : AC4;
variable VAR5 : AC5;
variable VAR6 : AC6;
variable VAR7 : AC7;
variable VAR8 : AC8;
variable VAR10: AC10;
variable VAR11: AC11;
variable VAR12: AC12;
variable VAR13: AC13;
variable VAR14: AC14;
variable VAR15: AC15;
variable VAR16: AC16;
variable VAR17: AC17;
variable VAR18: AC18;
variable VAR19: AC19;
variable VAR20: AC20;
BEGIN
-- Assert that all variables are initially NULL.
assert (VAR1 = null)
report "VAR1 has not been set to NULL.";
assert (VAR2 = null)
report "VAR2 has not been set to NULL.";
assert (VAR3 = null)
report "VAR3 has not been set to NULL.";
assert (VAR4 = null)
report "VAR4 has not been set to NULL.";
assert (VAR5 = null)
report "VAR5 has not been set to NULL.";
assert (VAR6 = null)
report "VAR6 has not been set to NULL.";
assert (VAR7 = null)
report "VAR7 has not been set to NULL.";
assert (VAR8 = null)
report "VAR8 has not been set to NULL.";
assert (VAR10 = null)
report "VAR10 has not been set to NULL.";
assert (VAR11 = null)
report "VAR11 has not been set to NULL.";
assert (VAR12 = null)
report "VAR12 has not been set to NULL.";
assert (VAR13 = null)
report "VAR13 has not been set to NULL.";
assert (VAR14 = null)
report "VAR14 has not been set to NULL.";
assert (VAR15 = null)
report "VAR15 has not been set to NULL.";
assert (VAR16 = null)
report "VAR16 has not been set to NULL.";
assert (VAR17 = null)
report "VAR17 has not been set to NULL.";
assert (VAR18 = null)
report "VAR18 has not been set to NULL.";
assert (VAR19 = null)
report "VAR19 has not been set to NULL.";
assert (VAR20 = null)
report "VAR20 has not been set to NULL.";
assert NOT( (VAR1 = null)
and (VAR2 = null)
and (VAR3 = null)
and (VAR4 = null)
and (VAR5 = null)
and (VAR6 = null)
and (VAR7 = null)
and (VAR8 = null)
and (VAR10 = null)
and (VAR11 = null)
and (VAR12 = null)
and (VAR13 = null)
and (VAR14 = null)
and (VAR15 = null)
and (VAR16 = null)
and (VAR17 = null)
and (VAR18 = null)
and (VAR19 = null)
and (VAR20 = null))
report "***PASSED TEST: c03s03b00x00p03n01i00522"
severity NOTE;
assert ( (VAR1 = null)
and (VAR2 = null)
and (VAR3 = null)
and (VAR4 = null)
and (VAR5 = null)
and (VAR6 = null)
and (VAR7 = null)
and (VAR8 = null)
and (VAR10 = null)
and (VAR11 = null)
and (VAR12 = null)
and (VAR13 = null)
and (VAR14 = null)
and (VAR15 = null)
and (VAR16 = null)
and (VAR17 = null)
and (VAR18 = null)
and (VAR19 = null)
and (VAR20 = null))
report "***FAILED TEST: c03s03b00x00p03n01i00522 - The null value of an access type is the default initial value of the type."
severity ERROR;
wait;
END PROCESS TESTING;
END c03s03b00x00p03n01i00522arch;
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