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+-- CE2201E.DEP
+
+-- 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, WRITE, AND END_OF_FILE ARE SUPPORTED FOR
+-- SEQUENTIAL FILES WITH VARIANT RECORDS WITH NON-DEFAULT
+-- DISCRIMINANTS.
+
+-- IF I/O IS NOT SUPPORTED, THEN CREATE AND OPEN CAN RAISE USE_ERROR
+-- OR NAME_ERROR. SEE (AI-00332).
+
+-- APPLICABILITY CRITERIA:
+-- THIS TEST IS NON-APPLICABLE IF THE INSTANTIATION OF
+-- SEQUENTIAL_IO WITH VARIANT RECORDS HAVING NO DEFAULT
+-- DISCRIMINANT VALUES IS REJECTED.
+
+-- HISTORY:
+-- JBG 1/6/83
+-- JBG 5/2/83
+-- TBN 11/18/85 RENAMED FROM CE2201E.DEP AND MODIFIED COMMENTS.
+-- SPLIT DEFAULT DISCRIMINANT CASE INTO
+-- CE2201G.ADA.
+-- TBN 11/04/86 REVISED TEST TO OUTPUT A NON_APPLICABLE
+-- RESULT WHEN FILES ARE NOT SUPPORTED.
+-- THS 03/30/90 RENAMED FROM EE2201E.ADA.
+
+WITH REPORT; USE REPORT;
+WITH SEQUENTIAL_IO;
+
+PROCEDURE CE2201E IS
+ INCOMPLETE : EXCEPTION;
+
+BEGIN
+
+ TEST ("CE2201E", "CHECK WHETHER READ, WRITE, AND END_OF_FILE " &
+ "ARE SUPPORTED FOR SEQUENTIAL FILES WITH " &
+ "UNCONSTRAINED VARIANT RECORD TYPES WITH " &
+ "NON-DEFAULT DISCRIMINANTS.");
+
+ DECLARE
+ TYPE VAR_REC (DISCR : BOOLEAN) IS
+ RECORD
+ CASE DISCR IS
+ WHEN TRUE =>
+ A : INTEGER;
+ WHEN FALSE =>
+ B : STRING (1..20);
+ END CASE;
+ END RECORD;
+
+ PACKAGE SEQ_VAR_REC
+ IS NEW SEQUENTIAL_IO (VAR_REC); -- N/A => ERROR.
+ USE SEQ_VAR_REC;
+
+ FILE_VAR_REC : FILE_TYPE;
+ ITEM_TRUE : VAR_REC(TRUE);
+ ITEM_FALSE : VAR_REC(FALSE);
+
+ BEGIN
+
+ BEGIN
+ CREATE (FILE_VAR_REC);
+ EXCEPTION
+ WHEN USE_ERROR =>
+ NOT_APPLICABLE ("USE_ERROR RAISED; SEQUENTIAL " &
+ "CREATE");
+ RAISE INCOMPLETE;
+ WHEN NAME_ERROR =>
+ NOT_APPLICABLE ("NAME_ERROR RAISED; SEQUENTIAL " &
+ "CREATE");
+ RAISE INCOMPLETE;
+ WHEN OTHERS =>
+ FAILED ("UNEXPECTED EXCEPTION RAISED; SEQUENTIAL " &
+ "CREATE");
+ RAISE INCOMPLETE;
+ END;
+
+ BEGIN
+ WRITE (FILE_VAR_REC, (TRUE, -6));
+ WRITE (FILE_VAR_REC, (FALSE, (1..20 => 'C')));
+ EXCEPTION
+ WHEN OTHERS =>
+ FAILED ("WRITE FOR RECORD WITH DISCRIMINANT");
+ END;
+
+ BEGIN
+ RESET (FILE_VAR_REC,IN_FILE);
+ EXCEPTION
+ WHEN USE_ERROR =>
+ NOT_APPLICABLE ("USE_ERROR FOR RESET");
+ RAISE INCOMPLETE;
+ END;
+
+ IF END_OF_FILE (FILE_VAR_REC) THEN
+ FAILED ("WRONG END_OF_FILE VALUE FOR RECORD" &
+ "WITH DISCRIMINANT");
+ END IF;
+
+ BEGIN
+ READ (FILE_VAR_REC,ITEM_TRUE);
+
+ IF ITEM_TRUE /= (TRUE, IDENT_INT(-6)) THEN
+ FAILED ("READ WRONG VALUE - 1");
+ END IF;
+
+ IF END_OF_FILE (FILE_VAR_REC) THEN
+ FAILED ("PREMATURE END OF FILE");
+ END IF;
+
+ READ (FILE_VAR_REC, ITEM_FALSE);
+
+ IF ITEM_FALSE /= (FALSE, (1..IDENT_INT(20) => 'C')) THEN
+ FAILED ("READ WRONG VALUE - 2");
+ END IF;
+
+ IF NOT END_OF_FILE(FILE_VAR_REC) THEN
+ FAILED ("NOT AT END OF FILE");
+ END IF;
+
+ EXCEPTION
+ WHEN OTHERS =>
+ FAILED ("READ FOR VARIANT RECORD");
+ END;
+
+ CLOSE (FILE_VAR_REC);
+
+ END;
+ RESULT;
+
+EXCEPTION
+ WHEN INCOMPLETE =>
+ RESULT;
+
+END CE2201E;