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Diffstat (limited to 'testsuite/vests/vhdl-93/billowitch/compliant/tc3082.vhd')
-rw-r--r-- | testsuite/vests/vhdl-93/billowitch/compliant/tc3082.vhd | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/testsuite/vests/vhdl-93/billowitch/compliant/tc3082.vhd b/testsuite/vests/vhdl-93/billowitch/compliant/tc3082.vhd new file mode 100644 index 000000000..f248e2661 --- /dev/null +++ b/testsuite/vests/vhdl-93/billowitch/compliant/tc3082.vhd @@ -0,0 +1,123 @@ + +-- 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: tc3082.vhd,v 1.2 2001-10-26 16:29:51 paw Exp $ +-- $Revision: 1.2 $ +-- +-- --------------------------------------------------------------------- + +ENTITY c12s06b02x00p02n01i03082ent IS +END c12s06b02x00p02n01i03082ent; + +ARCHITECTURE c12s06b02x00p02n01i03082arch OF c12s06b02x00p02n01i03082ent IS + -- This signal will have its 'ACTIVE flag monitored. + signal MONITOR : BIT := '0'; + + -- This signal will be used to check MONITOR'ACTIVE whenever we want to verify that + -- its value is OK. + signal CHECK : BIT := '0'; +BEGIN + + TESTING: PROCESS + variable testOK : integer := 0; + BEGIN + -- Perform a signal value change on both signals. + MONITOR <= not MONITOR after 10 ns; + CHECK <= not CHECK after 10 ns; + wait on CHECK; + + -- Verify that the flags say what we want. + assert( not( MONITOR'STABLE ) ); + if (MONITOR'STABLE) then + testOK := 1; + end if; + assert( MONITOR'EVENT ); + if (not(MONITOR'EVENT)) then + testOK := 1; + end if; + assert( MONITOR'ACTIVE ); + if (not(MONITOR'ACTIVE)) then + testOK := 1; + end if; + assert( not( MONITOR'QUIET ) ); + if (MONITOR'QUIET) then + testOK := 1; + end if; + + -- Perform no signal value change on MONITOR. + MONITOR <= MONITOR after 10 ns; + CHECK <= not CHECK after 10 ns; + wait on CHECK; + + -- Verify that the flags say what we want. + assert( MONITOR'STABLE ); + if (not(MONITOR'STABLE)) then + testOK := 1; + end if; + assert( not( MONITOR'EVENT ) ); + if (MONITOR'EVENT) then + testOK := 1; + end if; + assert( MONITOR'ACTIVE ); + if (not(MONITOR'ACTIVE)) then + testOK := 1; + end if; + assert( not( MONITOR'QUIET ) ); + if (MONITOR'QUIET) then + testOK := 1; + end if; + + -- Perform no activity at all on MONITOR. + CHECK <= not CHECK after 10 ns; + wait on CHECK; + + -- Verify that the flags say what we want. + assert( MONITOR'STABLE ); + if (not(MONITOR'STABLE)) then + testOK := 1; + end if; + assert( not( MONITOR'EVENT ) ); + if (MONITOR'EVENT) then + testOK := 1; + end if; + assert( not( MONITOR'ACTIVE ) ); + if (MONITOR'ACTIVE) then + testOK := 1; + end if; + assert( MONITOR'QUIET ); + if (not(MONITOR'QUIET)) then + testOK := 1; + end if; + + assert NOT( testOK = 0 ) + report "***PASSED TEST: c12s06b02x00p02n01i03082" + severity NOTE; + assert ( testOK = 0 ) + report "***FAILED TEST: c12s06b02x00p02n01i03082 - A signal should be active if one of its sources is active." + severity ERROR; + wait; + END PROCESS TESTING; + +END c12s06b02x00p02n01i03082arch; |