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-- CD2A22A.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 IF A SIZE SPECIFICATION INDICATING THE SMALLEST SIZE

--     APPROPRIATE FOR A SIGNED REPRESENTATION IS GIVEN FOR AN

--     ENUMERATION TYPE, THEN OPERATIONS ON VALUES OF SUCH A TYPE

--     ARE NOT AFFECTED BY THE REPRESENTATION CLAUSE.

-- HISTORY:

--     RJW 07/28/87 CREATED ORIGINAL TEST.

--     PWB 05/11/89 CHANGED EXTENSION FROM '.DEP' TO '.ADA'.

--     JRL 03/27/92 ELIMINATED REDUNDANT TESTING.

WITH REPORT; USE REPORT;

PROCEDURE CD2A22A IS

     BASIC_SIZE : CONSTANT := 3;

     TYPE CHECK_TYPE IS (ZERO, ONE, TWO);

     FOR CHECK_TYPE'SIZE USE BASIC_SIZE;

     C0 : CHECK_TYPE := ZERO;

     C1 : CHECK_TYPE := ONE;

     C2 : CHECK_TYPE := TWO;

     TYPE ARRAY_TYPE IS ARRAY (0 .. 2) OF CHECK_TYPE;

     CHARRAY : ARRAY_TYPE := (ZERO, ONE, TWO);

     TYPE REC_TYPE IS RECORD

          COMP0 : CHECK_TYPE := ZERO;

          COMP1 : CHECK_TYPE := ONE;

          COMP2 : CHECK_TYPE := TWO;

     END RECORD;

     CHREC : REC_TYPE;

     FUNCTION IDENT (CH : CHECK_TYPE) RETURN CHECK_TYPE IS

     BEGIN

          IF EQUAL (3, 3) THEN

               RETURN CH;

          ELSE

               RETURN ONE;

          END IF;

     END IDENT;

     PROCEDURE PROC (CI0,  CI2  :        CHECK_TYPE;

                     CIO1, CIO2 : IN OUT CHECK_TYPE;

                     CO2        :    OUT CHECK_TYPE) IS

     BEGIN

          IF NOT ((CI0 <  IDENT (ONE))                          AND

                  (IDENT (CI2)  > IDENT (CIO1))                 AND

                  (CIO1 <= IDENT (ONE)) AND(IDENT (TWO) = CI2)) THEN

               FAILED ("INCORRECT RESULTS FOR RELATIONAL OPERATORS " &

                       "- 1");

          END IF;

          IF CHECK_TYPE'POS (CI0)  /= IDENT_INT (0) OR

             CHECK_TYPE'POS (CIO1) /= IDENT_INT (1) OR

             CHECK_TYPE'POS (CI2)  /= IDENT_INT (2) THEN

               FAILED ("INCORRECT VALUE FOR CHECK_TYPE'POS - 1");

          END IF;

          IF CHECK_TYPE'SUCC (CI0)  /=  IDENT (CIO1) OR

             CHECK_TYPE'SUCC (CIO1) /= IDENT (CI2)   THEN

               FAILED ("INCORRECT VALUE FOR CHECK_TYPE'SUCC - 1");

          END IF;

          IF CHECK_TYPE'IMAGE (CI0)  /= IDENT_STR ("ZERO") OR

             CHECK_TYPE'IMAGE (CIO1) /= IDENT_STR ("ONE")  OR

             CHECK_TYPE'IMAGE (CI2)  /= IDENT_STR ("TWO")  THEN

               FAILED ("INCORRECT VALUE FOR CHECK_TYPE'IMAGE - 1");

          END IF;

          CO2 := TWO;

     END PROC;

BEGIN

     TEST ("CD2A22A", "CHECK THAT IF A SIZE SPECIFICATION " &

                      "INDICATING THE SMALLEST SIZE APPROPRIATE " &

                      "FOR A SIGNED REPRESENTATION IS GIVEN " &

                      "FOR AN ENUMERATION TYPE, THEN OPERATIONS " &

                      "ON VALUES OF SUCH A TYPE ARE NOT AFFECTED " &

                      "BY THE REPRESENTATION CLAUSE");

     PROC (ZERO, TWO, C1, C2, C2);

     IF CHECK_TYPE'SIZE /= IDENT_INT (BASIC_SIZE) THEN

          FAILED ("INCORRECT VALUE FOR CHECK_TYPE'SIZE");

     END IF;

     IF C0'SIZE < IDENT_INT (BASIC_SIZE) THEN

          FAILED ("INCORRECT VALUE FOR C0'SIZE");

     END IF;

     IF NOT ((IDENT (C1) IN C1 .. C2)       AND

             (C0 NOT IN IDENT (ONE) .. C2)) THEN

          FAILED ("INCORRECT RESULTS FOR MEMBERSHIP OPERATORS - 2");

     END IF;

     IF CHECK_TYPE'FIRST /= IDENT (ZERO) THEN

          FAILED ("INCORRECT VALUE FOR CHECK_TYPE'FIRST - 2");

     END IF;

     IF CHECK_TYPE'VAL (0) /= IDENT (C0) OR

        CHECK_TYPE'VAL (1) /= IDENT (C1) OR

        CHECK_TYPE'VAL (2) /= IDENT (C2) THEN

          FAILED ("INCORRECT VALUE FOR CHECK_TYPE'VAL - 2");

     END IF;

     IF CHECK_TYPE'PRED (C1) /= IDENT (C0) OR

        CHECK_TYPE'PRED (C2) /= IDENT (C1) THEN

          FAILED ("INCORRECT VALUE FOR CHECK_TYPE'PRED - 2");

     END IF;

     IF CHECK_TYPE'VALUE ("ZERO") /= IDENT (C0)  OR

        CHECK_TYPE'VALUE ("ONE")  /=  IDENT (C1) OR

        CHECK_TYPE'VALUE ("TWO")  /=  IDENT (C2) THEN

          FAILED ("INCORRECT VALUE FOR CHECK_TYPE'VALUE - 2");

     END IF;

     IF CHARRAY (1)'SIZE < IDENT_INT (BASIC_SIZE) THEN

          FAILED ("INCORRECT VALUE FOR CHARRAY (1)'SIZE");

     END IF;

     IF NOT ((CHARRAY (0) <  IDENT (ONE))                 AND

             (IDENT (CHARRAY (2))  > IDENT (CHARRAY (1))) AND

             (CHARRAY (1) <= IDENT (ONE))                 AND

             (IDENT (TWO) = CHARRAY (2)))                 THEN

          FAILED ("INCORRECT RESULTS FOR RELATIONAL OPERATORS - 3");

     END IF;

     IF NOT ((IDENT (CHARRAY (1)) IN CHARRAY (1) .. CHARRAY (2)) AND

             (CHARRAY (0) NOT IN IDENT (ONE) .. CHARRAY (2)))    THEN

          FAILED ("INCORRECT RESULTS FOR MEMBERSHIP OPERATORS - 3");

     END IF;

     IF CHECK_TYPE'POS (CHARRAY (0)) /= IDENT_INT (0) OR

        CHECK_TYPE'POS (CHARRAY (1)) /= IDENT_INT (1) OR

        CHECK_TYPE'POS (CHARRAY (2)) /= IDENT_INT (2) THEN

          FAILED ("INCORRECT VALUE FOR CHECK_TYPE'POS - 3");

     END IF;

     IF CHECK_TYPE'SUCC (CHARRAY (0)) /= IDENT (CHARRAY (1)) OR

        CHECK_TYPE'SUCC (CHARRAY (1)) /= IDENT (CHARRAY (2)) THEN

          FAILED ("INCORRECT VALUE FOR CHECK_TYPE'SUCC - 3");

     END IF;

     IF CHECK_TYPE'IMAGE (CHARRAY (0)) /= IDENT_STR ("ZERO") OR

        CHECK_TYPE'IMAGE (CHARRAY (1)) /= IDENT_STR ("ONE")  OR

        CHECK_TYPE'IMAGE (CHARRAY (2)) /= IDENT_STR ("TWO")  THEN

          FAILED ("INCORRECT VALUE FOR CHECK_TYPE'IMAGE - 3");

     END IF;

     IF CHREC.COMP1'SIZE < IDENT_INT (BASIC_SIZE) THEN

          FAILED ("INCORRECT VALUE FOR CHREC.COMP1'SIZE");

     END IF;

     IF NOT ((CHREC.COMP0 <  IDENT (ONE))                 AND

             (IDENT (CHREC.COMP2)  > IDENT (CHREC.COMP1)) AND

             (CHREC.COMP1 <= IDENT (ONE))                 AND

             (IDENT (TWO) = CHREC.COMP2))                 THEN

          FAILED ("INCORRECT RESULTS FOR RELATIONAL OPERATORS - 4");

     END IF;

     IF NOT ((IDENT (CHREC.COMP1) IN CHREC.COMP1 .. CHREC.COMP2) AND

             (CHREC.COMP0 NOT IN IDENT (ONE) .. CHREC.COMP2))    THEN

          FAILED ("INCORRECT RESULTS FOR MEMBERSHIP OPERATORS - 4");

     END IF;

     IF CHECK_TYPE'VAL (0) /= IDENT (CHREC.COMP0) OR

        CHECK_TYPE'VAL (1) /= IDENT (CHREC.COMP1) OR

        CHECK_TYPE'VAL (2) /= IDENT (CHREC.COMP2) THEN

          FAILED ("INCORRECT VALUE FOR CHECK_TYPE'VAL - 4");

     END IF;

     IF CHECK_TYPE'PRED (CHREC.COMP1) /= IDENT (CHREC.COMP0) OR

        CHECK_TYPE'PRED (CHREC.COMP2) /= IDENT (CHREC.COMP1) THEN

          FAILED ("INCORRECT VALUE FOR CHECK_TYPE'PRED - 4");

     END IF;

     IF CHECK_TYPE'VALUE ("ZERO") /= IDENT (CHREC.COMP0) OR

        CHECK_TYPE'VALUE ("ONE")  /= IDENT (CHREC.COMP1) OR

        CHECK_TYPE'VALUE ("TWO")  /= IDENT (CHREC.COMP2) THEN

          FAILED ("INCORRECT VALUE FOR CHECK_TYPE'VALUE - 4");

     END IF;

     RESULT;

END CD2A22A;