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-- CE2205A.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 WHETHER  READ  FOR A SEQUENTIAL FILE RAISES  DATA_ERROR OR

--     CONSTRAINT_ERROR WHEN AN ELEMENT IS READ THAT IS OUTSIDE THE

--     RANGE OF THE ITEM TYPE BUT WITHIN THE RANGE OF THE INSTANTIATED

--     TYPE, AND CHECK THAT READING CAN CONTINUE AFTER THE EXCEPTION

--     HAS BEEN HANDLED.

--          A) CHECK ENUMERATION TYPE.

-- APPLICABILITY CRITERIA:

--     THIS TEST IS APPLICABLE ONLY TO IMPLEMENTATIONS WHICH

--     SUPPORT SEQUENTIAL FILES.

-- HISTORY:

--     SPS 09/28/82

--     JBG 06/04/84

--     TBN 11/04/86  REVISED TEST TO OUTPUT A NON_APPLICABLE

--                   RESULT WHEN FILES ARE NOT SUPPORTED.

--     GMT 07/24/87  RENAMED FROM CE2210A.ADA AND REMOVED THE USE OF

--                   RESET.

--     PWB 05/18/89  DELETED CALL TO FAILED WHEN NO EXCEPTION RAISED.

WITH REPORT; USE REPORT;

WITH SEQUENTIAL_IO;

PROCEDURE CE2205A IS

BEGIN

     TEST ("CE2205A", "CHECK WHETHER READ FOR A SEQUENTIAL FILE " &

                      "RAISES  DATA_ERROR OR CONSTRAINT_ERROR WHEN " &

                      "AN ELEMENT IS READ THAT IS OUTSIDE THE RANGE " &

                      "OF THE ITEM TYPE BUT WITHIN THE RANGE OF THE " &

                      "INSTANTIATED TYPE, AND CHECK THAT READING CAN " &

                      "CONTINUE AFTER THE EXCEPTION HAS BEEN HANDLED");

     DECLARE

          PACKAGE  SEQ  IS NEW  SEQUENTIAL_IO (CHARACTER);

          USE SEQ;

          FT : FILE_TYPE;

          SUBTYPE CH IS CHARACTER  RANGE 'A' .. 'D';

          X : CH;

          INCOMPLETE : EXCEPTION;

     BEGIN

          BEGIN

               CREATE (FT, OUT_FILE, LEGAL_FILE_NAME);

          EXCEPTION

               WHEN USE_ERROR =>

                    NOT_APPLICABLE ("USE_ERROR RAISED ON SEQUENTIAL " &

                                    "CREATE WITH OUT_FILE MODE - 1");

                    RAISE INCOMPLETE;

               WHEN NAME_ERROR =>

                    NOT_APPLICABLE ("NAME_ERROR RAISED ON SEQUENTIAL " &

                                    "CREATE WITH OUT_FILE MODE - 2");

                    RAISE INCOMPLETE;

               WHEN OTHERS =>

                    FAILED ("UNEXPECTED EXCEPTION RAISED ON " &

                            "SEQUENTIAL CREATE - 3");

                    RAISE INCOMPLETE;

          END;

          WRITE (FT, 'A');

          WRITE (FT, 'M');

          WRITE (FT, 'B');

          WRITE (FT, 'C');

          CLOSE (FT);

          BEGIN

               OPEN  (FT, IN_FILE, LEGAL_FILE_NAME);

          EXCEPTION

               WHEN USE_ERROR =>

                    NOT_APPLICABLE ("OPEN WITH IN_FILE MODE IS NOT " &

                                    "SUPPORTED - 4");

               RAISE INCOMPLETE;

          END;

          -- BEGIN TEST

          READ (FT, X);

          IF X /= 'A' THEN

               FAILED ("INCORRECT VALUE FOR READ - 5");

          END IF;

          BEGIN

               READ (FT, X);

               COMMENT ("NO EXCEPTION RAISED FOR READ WITH ELEMENT " &

                       "OUT OF RANGE");

          EXCEPTION

               WHEN CONSTRAINT_ERROR =>

                    COMMENT ("CONSTRAINT_ERROR RAISED FOR SCALAR "  &

                             "TYPES - 7");

               WHEN DATA_ERROR =>

                    COMMENT ("DATA_ERROR RAISED FOR SCALAR TYPES - 8");

               WHEN OTHERS =>

                    FAILED ("WRONG EXCEPTION RAISED - 9");

          END;

          BEGIN

               READ (FT, X);

               IF X /= 'B' THEN

                    FAILED ("INCORRECT VALUE FOR READ - 10");

               END IF;

               READ (FT, X);

               IF X /= 'C' THEN

                    FAILED ("INCORRECT VALUE FOR READ - 11");

               END IF;

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ("UNABLE TO CONTINUE READING - 12");

                    RAISE INCOMPLETE;

          END;

          BEGIN

               DELETE (FT);

          EXCEPTION

               WHEN USE_ERROR =>

                    NULL;

          END;

     EXCEPTION

          WHEN INCOMPLETE =>

               NULL;

     END;

     RESULT;

END CE2205A;