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|
-- CE2401L.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 REWRITING AN ELEMENT DOES NOT CHANGE THE SIZE OF
-- THE FILE.
-- APPLICABILITY CRITERIA:
-- THIS TEST IS ONLY APPLICABLE TO IMPLEMENTATIONS WHICH SUPPORT
-- CREATE WITH INOUT_FILE MODE FOR DIRECT FILES.
-- HISTORY:
-- DWC 08/12/87 CREATED ORIGINAL TEST.
WITH REPORT; USE REPORT;
WITH DIRECT_IO;
PROCEDURE CE2401L IS
END_SUBTEST: EXCEPTION;
BEGIN
TEST ("CE2401L" , "CHECK THAT REWRITING AN ELEMENT DOES NOT " &
"CHANGE THE SIZE OF THE FILE");
DECLARE
PACKAGE DIR_IO IS NEW DIRECT_IO (INTEGER);
USE DIR_IO;
FILE : FILE_TYPE;
BEGIN
BEGIN
CREATE (FILE, INOUT_FILE, LEGAL_FILE_NAME);
EXCEPTION
WHEN USE_ERROR | NAME_ERROR =>
NOT_APPLICABLE ("CREATE WITH INOUT_FILE MODE " &
"NOT SUPPORTED");
RAISE END_SUBTEST;
WHEN OTHERS =>
FAILED ("UNEXPECTED ERROR RAISED ON " &
"CREATE");
RAISE END_SUBTEST;
END;
DECLARE
OUT_ITEM1 : INTEGER := 10;
OUT_ITEM2 : INTEGER := 21;
OUT_ITEM4 : INTEGER := 43;
IN_ITEM : INTEGER;
ONE : POSITIVE_COUNT := 1;
TWO : POSITIVE_COUNT := 2;
FOUR : POSITIVE_COUNT := 4;
OLD_FILE_SIZE : POSITIVE_COUNT;
BEGIN
BEGIN
WRITE (FILE, OUT_ITEM1, ONE);
WRITE (FILE, OUT_ITEM4, FOUR);
EXCEPTION
WHEN OTHERS =>
FAILED ("EXCEPTION RAISED ON WRITE " &
"IN INOUT_FILE MODE");
RAISE END_SUBTEST;
END;
OLD_FILE_SIZE := SIZE (FILE);
WRITE (FILE, OUT_ITEM1, ONE);
WRITE (FILE, OUT_ITEM4, FOUR);
IF OLD_FILE_SIZE /= SIZE (FILE) THEN
FAILED ("FILE SIZE CHANGED DURING REWRITE - 1");
RAISE END_SUBTEST;
END IF;
WRITE (FILE, OUT_ITEM1, ONE);
WRITE (FILE, OUT_ITEM2, TWO);
WRITE (FILE, OUT_ITEM4, FOUR);
OLD_FILE_SIZE := SIZE (FILE);
WRITE (FILE, OUT_ITEM1, FOUR);
IF OLD_FILE_SIZE /= SIZE (FILE) THEN
FAILED ("FILE SIZE CHANGED DURING REWRITE - 2");
RAISE END_SUBTEST;
END IF;
EXCEPTION
WHEN END_SUBTEST =>
NULL;
END;
BEGIN
DELETE (FILE);
EXCEPTION
WHEN USE_ERROR =>
NULL;
END;
EXCEPTION
WHEN END_SUBTEST =>
NULL;
END;
RESULT;
END CE2401L;
|
