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-- CE3904A.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 THE LAST NONBLANK CHARACTER IN A FILE MAY BE READ BY
-- 'GET' IN ENUMERATION_IO WITHOUT RAISING END_ERROR, AND THAT AFTER
-- THE LAST CHARACTER OF THE FILE HAS BEEN READ, ANY ATTEMPT TO READ
-- FURTHER CHARACTERS WILL RAISE END_ERROR.
-- HISTORY:
-- JET 08/19/88 CREATED ORIGINAL TEST.
WITH REPORT, TEXT_IO; USE REPORT, TEXT_IO;
PROCEDURE CE3904A IS
TYPE ENUM IS (THE, QUICK, BROWN, X);
E : ENUM;
PACKAGE EIO IS NEW ENUMERATION_IO(ENUM);
USE EIO;
F : FILE_TYPE;
FILE_OK : BOOLEAN := FALSE;
BEGIN
TEST ("CE3904A", "CHECK THAT THE LAST NONBLANK CHARACTER IN A " &
"FILE MAY BE READ BY 'GET' IN ENUMERATION_IO " &
"WITHOUT RAISING END_ERROR, AND THAT AFTER THE " &
"LAST CHARACTER OF THE FILE HAS BEEN READ, ANY " &
"ATTEMPT TO READ FURTHER CHARACTERS WILL RAISE " &
"END_ERROR");
BEGIN
CREATE(F, OUT_FILE, LEGAL_FILE_NAME);
FILE_OK := TRUE;
EXCEPTION
WHEN OTHERS =>
NOT_APPLICABLE("DATA FILE COULD NOT BE OPENED FOR " &
"WRITING");
END;
IF FILE_OK THEN
BEGIN
PUT(F, THE); NEW_LINE(F);
PUT(F, QUICK); NEW_LINE(F);
PUT(F, BROWN); NEW_LINE(F);
PUT(F, X); NEW_LINE(F);
CLOSE(F);
EXCEPTION
WHEN OTHERS =>
NOT_APPLICABLE("DATA FILE COULD NOT BE WRITTEN");
FILE_OK := FALSE;
END;
END IF;
IF FILE_OK THEN
BEGIN
OPEN(F, IN_FILE, LEGAL_FILE_NAME);
FOR I IN 0..3 LOOP
GET(F, E);
IF E /= ENUM'VAL(I) THEN
FAILED("INCORRECT VALUE READ -" &
INTEGER'IMAGE(I));
END IF;
END LOOP;
EXCEPTION
WHEN OTHERS =>
FAILED("UNEXPECTED EXCEPTION RAISED BEFORE END " &
"OF FILE");
FILE_OK := FALSE;
END;
END IF;
IF FILE_OK THEN
BEGIN
GET(F, E);
FAILED("NO EXCEPTION RAISED AFTER END OF FILE");
EXCEPTION
WHEN END_ERROR =>
NULL;
WHEN OTHERS =>
FAILED("INCORRECT EXCEPTION RAISED AFTER END OF " &
"FILE");
END;
BEGIN
DELETE(F);
EXCEPTION
WHEN OTHERS =>
COMMENT("DATA FILE COULD NOT BE DELETED");
END;
END IF;
RESULT;
END CE3904A;
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