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-- CE2401H.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 READ, WRITE, SET_INDEX, INDEX, SIZE, AND

--     END_OF_FILE ARE SUPPORTED FOR DIRECT FILES WITH

--     ELEMENT_TYPE UNCONSTRAINED RECORDS WITH DEFAULT DISCRIMINANTS.

--     THIS INSTANTIATION IS ALWAYS LEGAL BY AI-00037.

-- APPLICABILITY CRITERIA:

--     THIS TEST IS ONLY APPLICABLE TO IMPLEMENTATIONS WHICH SUPPORT

--     CREATE WITH INOUT_FILE MODE AND OPENING WITH IN_FILE MODE FOR

--     DIRECT FILES.

-- HISTORY:

--     TBN 05/15/86

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

--                   RESULT WHEN FILES ARE NOT SUPPORTED.

--     DWC 08/10/87  ISOLATED EXCEPTIONS.

WITH REPORT;

USE REPORT;

WITH DIRECT_IO;

PROCEDURE CE2401H IS

     END_SUBTEST : EXCEPTION;

BEGIN

     TEST ("CE2401H", "CHECK THAT READ, WRITE, SET_INDEX, INDEX, " &

                       "SIZE, AND END_OF_FILE ARE SUPPORTED FOR " &

                       "DIRECT FILES WITH ELEMENT_TYPE UNCONSTRAINED " &

                       "RECORDS WITH DEFAULT DISCRIMINANTS");

     DECLARE

          TYPE REC_DEF (DISCR : INTEGER := 1) IS

               RECORD

                    ONE : INTEGER := DISCR;

                    TWO : INTEGER := 3;

                    THREE : INTEGER := 5;

                    FOUR : INTEGER := 7;

               END RECORD;

          PACKAGE DIR_REC_DEF IS NEW DIRECT_IO (REC_DEF);

          USE DIR_REC_DEF;

          FILE1 : FILE_TYPE;

          REC : REC_DEF;

          ITEM : REC_DEF;

          ONE : POSITIVE_COUNT := 1;

          TWO : POSITIVE_COUNT := 2;

     BEGIN

          BEGIN

               CREATE (FILE1, INOUT_FILE, LEGAL_FILE_NAME);

          EXCEPTION

               WHEN USE_ERROR | NAME_ERROR  =>

                    NOT_APPLICABLE ("CREATE WITH INOUT_FILE MODE " &

                                    "NOT SUPPORTED FOR " &

                                    "UNCONSTRAINED RECORDS WITH " &

                                    "DEFAULT DISCRIMINATES");

                    RAISE END_SUBTEST;

               WHEN OTHERS =>

                    FAILED ("UNEXPECTED EXCEPTION RAISED ON DIRECT " &

                            "CREATE");

                    RAISE END_SUBTEST;

          END;

          BEGIN

               WRITE (FILE1, REC);

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ("EXCEPTION RAISED ON WRITE FOR " &

                            "RECORD WITH DEFAULT - 1");

          END;

          BEGIN

               WRITE (FILE1, REC, TWO);

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ("EXCEPTION RAISED ON WRITE FOR " &

                            "RECORD WITH DEFAULT - 2");

          END;

          BEGIN

               IF SIZE (FILE1) /= TWO THEN

                    FAILED ("SIZE FOR RECORD WITH DEFAULT");

               END IF;

               IF NOT END_OF_FILE (FILE1) THEN

                    FAILED ("WRONG END_OF_FILE VALUE FOR TYPE " &

                            "RECORD WITH DEFAULT");

               END IF;

               SET_INDEX (FILE1, ONE);

               IF INDEX (FILE1) /= ONE THEN

                    FAILED ("WRONG INDEX VALUE FOR RECORD" &

                            "WITH DEFAULT");

               END IF;

          END;

          CLOSE (FILE1);

          BEGIN

               OPEN (FILE1, IN_FILE, LEGAL_FILE_NAME);

          EXCEPTION

               WHEN USE_ERROR =>

                    NOT_APPLICABLE ("OPEN FOR IN_FILE NOT SUPPORTED");

                    RAISE END_SUBTEST;

          END;

          BEGIN

               READ (FILE1, ITEM);

               IF ITEM /= (1,1,3,5,7) THEN

                    FAILED ("WRONG VALUE READ");

               END IF;

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ("READ WITHOUT FROM FOR " &

                            "TYPE RECORD WITH DEFAULT");

          END;

          BEGIN

               ITEM := (OTHERS => 0);

               READ (FILE1, ITEM, ONE);

               IF ITEM /= (1,1,3,5,7) THEN

                    FAILED ("WRONG VALUE READ");

               END IF;

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ("READ WITH FROM FOR " &

                            "TYPE RECORD WITH DEFAULT");

          END;

          BEGIN

               DELETE (FILE1);

          EXCEPTION

               WHEN USE_ERROR =>

                    NULL;

          END;

     EXCEPTION

          WHEN END_SUBTEST =>

               NULL;

     END;

     RESULT;

END CE2401H;