Import vests testsuite

1 files changed, 118 insertions, 0 deletions

diff --git a/testsuite/vests/vhdl-93/billowitch/compliant/tc2266.vhd b/testsuite/vests/vhdl-93/billowitch/compliant/tc2266.vhd
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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: tc2266.vhd,v 1.2 2001-10-26 16:29:46 paw Exp $
+-- $Revision: 1.2 $
+--
+-- ---------------------------------------------------------------------
+
+ENTITY c07s02b06x00p11n01i02266ent IS
+END c07s02b06x00p11n01i02266ent;
+
+ARCHITECTURE c07s02b06x00p11n01i02266arch OF c07s02b06x00p11n01i02266ent IS
+
+BEGIN
+  TESTING: PROCESS
+    -- Local declarations.
+    variable A, B    : INTEGER;
+    variable OKtest  : INTEGER   := 0;
+  BEGIN
+    -- Test integer division.
+    -- 1. Both positive.
+    for A in 0 to 20 loop
+      for B in 1 to 20 loop
+        if NOT(((-A)/B) = -(A/B)) then
+          OKtest := 1;
+        end if;
+        assert (((-A)/B) = -(A/B))
+          report "Integer Division operation has failed for positive integers.";
+        if NOT((A/(-B)) = -(A/B)) then
+          OKtest := 1;
+        end if;
+        assert ((A/(-B)) = -(A/B))
+          report "Integer Division operation has failed for positive integers.";
+      end loop;
+    end loop;
+
+    -- 2. A negative, B positive.
+    for A in -1 downto -20 loop
+      for B in 1 to 20 loop
+        if NOT(((-A)/B) = -(A/B)) then
+          OKtest := 1;
+        end if;
+        assert (((-A)/B) = -(A/B))
+          report "Integer Division operation has failed for positive integers.";
+        if NOT((A/(-B)) = -(A/B)) then
+          OKtest := 1;
+        end if;
+        assert ((A/(-B)) = -(A/B))
+          report "Integer Division operation has failed for positive integers.";
+      end loop;
+    end loop;
+    
+    -- 3. A positive, B negative.
+    for A in 0 to 20 loop
+      for B in -1 downto -20 loop
+        if NOT(((-A)/B) = -(A/B)) then
+          OKtest := 1;
+        end if;
+        assert (((-A)/B) = -(A/B))
+          report "Integer Division operation has failed for positive integers.";
+        if NOT((A/(-B)) = -(A/B)) then
+          OKtest := 1;
+        end if;
+        assert ((A/(-B)) = -(A/B))
+          report "Integer Division operation has failed for positive integers.";
+      end loop;
+    end loop;
+    
+    -- 4. Both negative.
+    for A in -1 downto -20 loop
+      for B in -1 downto -20 loop
+        if NOT(((-A)/B) = -(A/B)) then
+          OKtest := 1;
+        end if;
+        assert (((-A)/B) = -(A/B))
+          report "Integer Division operation has failed for positive integers.";
+        if NOT((A/(-B)) = -(A/B)) then
+          OKtest := 1;
+        end if;
+        assert ((A/(-B)) = -(A/B))
+          report "Integer Division operation has failed for positive integers.";
+      end loop;
+    end loop;
+    
+    wait for 5 ns;
+
+    assert NOT(OKtest = 0)
+      report "***PASSED TEST: c07s02b06x00p11n01i02266"
+      severity NOTE;
+    assert (OKtest = 0)
+      report "***FAILED TEST: c07s02b06x00p11n01i02266 - Integer division should satisfy the following identity: (-A)/B = -(A/B) = A/(-B)." 
+      severity ERROR;
+    wait;
+  END PROCESS TESTING;
+
+END c07s02b06x00p11n01i02266arch;