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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: tc1209.vhd,v 1.2 2001-10-26 16:29:39 paw Exp $
+-- $Revision: 1.2 $
+--
+-- ---------------------------------------------------------------------
+
+package c08s01b00x00p24n01i01209pkg is
+
+ -- Type declarations.
+ type SWITCH_LEVEL is ( '0', '1', 'X' );
+ type S_logic_vector is array(positive range <>) of SWITCH_LEVEL;
+
+ -- Define the bus resolution function.
+ function switchf( s : S_logic_vector ) return SWITCH_LEVEL;
+
+ -- Further type declarations.
+ subtype SWITCH_T is switchF SWITCH_LEVEL;
+ type WORD is array(0 to 31) of SWITCH_T;
+
+end c08s01b00x00p24n01i01209pkg;
+
+package body c08s01b00x00p24n01i01209pkg is
+
+-- A dumb resolution function.
+ function switchf( s : S_logic_vector ) return SWITCH_LEVEL is
+ begin
+ return( S(1) );
+ end switchf;
+
+end c08s01b00x00p24n01i01209pkg;
+
+
+use work.c08s01b00x00p24n01i01209pkg.all;
+ENTITY c08s01b00x00p24n01i01209ent IS
+END c08s01b00x00p24n01i01209ent;
+
+ARCHITECTURE c08s01b00x00p24n01i01209arch OF c08s01b00x00p24n01i01209ent IS
+
+ -- Local types
+ type WORD2 is array(0 to 31) of SWITCH_LEVEL;
+ type REC is RECORD
+ R1 : SWITCH_T;
+ R2 : SWITCH_T;
+ end RECORD;
+
+ -- Local signals.
+ signal A : WORD;
+ signal UnResolved : WORD2;
+ signal RecSig : REC;
+
+BEGIN
+ TESTING: PROCESS
+ -- Constant declarations.
+ constant One : INTEGER := 1;
+ constant Two : INTEGER := 2;
+
+ -- Local variables.
+ variable ShouldBeTime : TIME;
+ variable I : INTEGER;
+ variable k : integer := 0;
+
+
+ BEGIN
+ --1. Test waiting on an array of scalar resolved elements.
+ for I in 0 to 31 loop
+ ShouldBeTime := NOW + 1 ns;
+ A( I ) <= 'X' after 1 ns;
+ wait on A;
+ if (A(I) /= 'X' and ShouldBeTime /= Now) then
+ k := 1;
+ end if;
+ -- Verify that we waited the right amount of time.
+ assert (ShouldBeTime = NOW);
+ assert (A( I ) = 'X');
+ end loop;
+
+ -- 2. Test waiting on an array of scalar unresolved elements.
+ ShouldBeTime := NOW + 1 ns;
+ UnResolved <= ( '1','1','1','1','1','1','1','1','1','1',
+ '1','1','1','1','1','1','1','1','1','1',
+ '1','1','1','1','1','1','1','1','1','1',
+ '1','1' ) after 1 ns;
+ wait on UnResolved;
+ if (UnResolved /= ( '1','1','1','1','1','1','1','1','1','1',
+ '1','1','1','1','1','1','1','1','1','1',
+ '1','1','1','1','1','1','1','1','1','1',
+ '1','1' ) and ShouldBeTime /= Now) then
+ k := 1;
+ end if;
+ -- Verify that we waited allright.
+ assert (ShouldBeTime = NOW);
+ for I in 0 to 31 loop
+ assert ( UnResolved( I ) = '1');
+ end loop;
+
+ -- 3. Test waiting on a record.
+ RECSIG.R1 <= 'X' after 1 ns;
+ RECSIG.R2 <= 'X' after 2 ns;
+ ShouldBeTime := NOW + 1 ns;
+ wait on RECSIG;
+ if (RECSIG.R1 /= 'X' and ShouldBeTime /= Now) then
+ k := 1;
+ end if;
+ assert (ShouldBeTime = NOW);
+ assert (RECSIG.R1 = 'X');
+ ShouldBeTime := NOW + 1 ns;
+ wait on RECSIG;
+ if (RECSIG.R2 /= 'X' and ShouldBeTime /= Now) then
+ k := 1;
+ end if;
+ assert (ShouldBeTime = NOW);
+ assert (RECSIG.R2 = 'X');
+
+ assert NOT( k=0 )
+ report "***PASSED TEST: c08s01b00x00p24n01i01209"
+ severity NOTE;
+ assert ( k=0 )
+ report "***FAILED TEST: c08s01b00x00p24n01i01209 - The effect of a signal name denotes a signal of a composite type is as if name of each scalar subelement of that signal appears in the list."
+ severity ERROR;
+ wait;
+ END PROCESS TESTING;
+
+END c08s01b00x00p24n01i01209arch;