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-- C35508G.ADA

--                             Grant of Unlimited Rights

--

--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,

--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained 

--     unlimited rights in the software and documentation contained herein.

--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making 

--     this public release, the Government intends to confer upon all 

--     recipients unlimited rights  equal to those held by the Government.  

--     These rights include rights to use, duplicate, release or disclose the 

--     released technical data and computer software in whole or in part, in 

--     any manner and for any purpose whatsoever, and to have or permit others 

--     to do so.

--

--                                    DISCLAIMER

--

--     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR

--     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED 

--     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE

--     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE 

--     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A

--     PARTICULAR PURPOSE OF SAID MATERIAL.

--*

-- OBJECTIVE:

--     CHECK THAT 'PRED' AND 'SUCC' YIELD THE CORRECT RESULTS WHEN THE

--     PREFIX IS A BOOLEAN TYPE.

-- HISTORY:

--     RJW 03/19/86 CREATED ORIGINAL TEST.

--     DHH 10/19/87 SHORTENED LINES CONTAINING MORE THAN 72 CHARACTERS.

WITH REPORT; USE REPORT;

PROCEDURE C35508G IS

BEGIN

     TEST ("C35508G", "CHECK THAT 'PRED' AND 'SUCC' YIELD THE " &

                      "CORRECT RESULTS WHEN THE PREFIX IS A " &

                      "BOOLEAN TYPE" );

     BEGIN

          IF BOOLEAN'PRED (IDENT_BOOL(TRUE)) /= FALSE THEN

               FAILED ( "INCORRECT VALUE FOR PRED OF TRUE" );

          END IF;

          IF BOOLEAN'SUCC (IDENT_BOOL(FALSE)) /= TRUE THEN

               FAILED ( "INCORRECT VALUE FOR SUCC OF FALSE" );

          END IF;

     END;

     DECLARE

          TYPE NEWBOOL IS NEW BOOLEAN;

     BEGIN

          IF NEWBOOL'PRED (TRUE) /= FALSE THEN

               FAILED ( "INCORRECT VALUE FOR NEWBOOL'PRED OF TRUE" );

          END IF;

          IF NEWBOOL'SUCC (FALSE) /= TRUE THEN

               FAILED ( "INCORRECT VALUE FOR NEWBOOL'SUCC OF FALSE" );

          END IF;

     END;

     DECLARE

          SUBTYPE SBOOL IS BOOLEAN RANGE IDENT_BOOL(TRUE) ..

                                                      IDENT_BOOL(TRUE);

     BEGIN

          BEGIN

               IF SBOOL'PRED (IDENT_BOOL(TRUE)) /= FALSE THEN

                    FAILED ( "INCORRECT VALUE FOR SBOOL'PRED " &

                             "OF TRUE" );

               END IF;

          END;

          BEGIN

               IF SBOOL'PRED (IDENT_BOOL(SBOOL'BASE'FIRST)) = TRUE THEN

                    FAILED("'PRED('FIRST) WRAPPED AROUNT TO TRUE");

               END IF;

               FAILED ( "NO EXCEPTION RAISED FOR " &

                        "'PRED (SBOOL'BASE'FIRST)" );

          EXCEPTION

               WHEN CONSTRAINT_ERROR =>

                    NULL;

               WHEN OTHERS =>

                    FAILED ( "WRONG EXCEPTION RAISED FOR " &

                             "'PRED (SBOOL'BASE'FIRST)" );

          END;

          BEGIN

               IF SBOOL'SUCC (IDENT_BOOL(SBOOL'BASE'LAST)) = FALSE THEN

                    FAILED("'SUCC('LAST) WRAPPED AROUNT TO FALSE");

               END IF;

               FAILED ( "NO EXCEPTION RAISED FOR " &

                        "'SUCC (SBOOL'BASE'LAST)" );

          EXCEPTION

               WHEN CONSTRAINT_ERROR =>

                    NULL;

               WHEN OTHERS =>

                    FAILED ( "WRONG EXCEPTION RAISED FOR " &

                             "'SUCC (SBOOL'BASE'LAST)" );

          END;

     END;

     RESULT;

END C35508G;