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-- CE2104A.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 A FILE CAN BE CLOSED AND THEN RE-OPENED.

--          A) SEQUENTIAL FILES

-- APPLICABILITY CRITERIA:

--     THIS TEST IS APPLICABLE ONLY TO IMPLEMENTATIONS WHOSE

--     ENVIRONMENT SUPPORTS CREATE/OPEN FOR THE GIVEN MODE.

-- HISTORY:

--     DLD 08/11/82

--     SPS 11/09/82

--     JBG 03/24/83

--     EG  06/03/85

--     SPW 08/07/87  REMOVED UNNECESSARY CODE AND CORRECTED EXCEPTION

--                   HANDLING.

WITH REPORT; USE REPORT;

WITH SEQUENTIAL_IO;

PROCEDURE CE2104A IS

     PACKAGE SEQ_IO IS NEW SEQUENTIAL_IO(INTEGER);

     USE SEQ_IO;

     SEQ_FILE : SEQ_IO.FILE_TYPE;

     VAR : INTEGER;

     INCOMPLETE : EXCEPTION;

BEGIN

     TEST ("CE2104A", "CHECK THAT A FILE CAN BE CLOSED " &

                      "AND THEN RE-OPENED");

-- INITIALIZE TEST FILE

     BEGIN

          CREATE (SEQ_FILE, OUT_FILE, LEGAL_FILE_NAME);

     EXCEPTION

          WHEN USE_ERROR =>

               NOT_APPLICABLE ("USE_ERROR RAISED ON CREATE WITH " &

                               "OUT_FILE MODE");

               RAISE INCOMPLETE;

          WHEN NAME_ERROR =>

               NOT_APPLICABLE ("NAME_ERROR RAISED ON CREATE WITH " &

                               "OUT_FILE MODE");

               RAISE INCOMPLETE;

          WHEN OTHERS =>

               FAILED ("UNEXPECTED EXCEPTION RAISED ON CREATE");

               RAISE INCOMPLETE;

     END;

     WRITE (SEQ_FILE, 17);

     CLOSE (SEQ_FILE);

-- RE-OPEN SEQUENTIAL TEST FILE

     BEGIN

          OPEN (SEQ_FILE, IN_FILE, LEGAL_FILE_NAME);

     EXCEPTION

          WHEN USE_ERROR =>

               NOT_APPLICABLE ("USE_ERROR RAISED ON OPEN WITH " &

                               "IN_FILE MODE");

               RAISE INCOMPLETE;

     END;

     READ (SEQ_FILE, VAR);

     IF VAR /= 17 THEN

          FAILED ("WRONG DATA RETURNED FROM READ - " &

                  "SEQUENTIAL");

     END IF;

-- DELETE TEST FILE

     BEGIN

          DELETE (SEQ_FILE);

     EXCEPTION

          WHEN USE_ERROR =>

               NULL;

     END;

     RESULT;

EXCEPTION

     WHEN INCOMPLETE =>

          RESULT;

END CE2104A;