| -- CE2208B.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 DATA CAN BE OVERWRITTEN IN THE SEQUENTIAL FILE AND THE |
| -- CORRECT VALUES CAN LATER BE READ. ALSO CHECK THAT OVERWRITING |
| -- TRUNCATES THE FILE TO THE LAST ELEMENT WRITTEN. |
| |
| -- APPLICABILITY CRITERIA: |
| -- THIS TEST IS APPLICABLE ONLY TO IMPLEMENTATIONS WHICH SUPPORT |
| -- THE CREATING AND OPENING OF SEQUENTIAL FILES. |
| |
| -- HISTORY: |
| -- TBN 09/30/86 CREATED ORIGINAL TEST. |
| -- GMT 07/24/87 ADDED CHECKS FOR USE_ERROR AND REMOVED SOME CODE. |
| -- BCB 10/03/90 CHANGED CODE TO CHECK THAT OVERWRITING TRUNCATES |
| -- INSTEAD OF WHETHER IT TRUNCATES. |
| |
| WITH SEQUENTIAL_IO; |
| WITH REPORT; USE REPORT; |
| PROCEDURE CE2208B IS |
| |
| PACKAGE SEQ_IO IS NEW SEQUENTIAL_IO (INTEGER); |
| USE SEQ_IO; |
| |
| FILE1 : FILE_TYPE; |
| INCOMPLETE : EXCEPTION; |
| |
| BEGIN |
| TEST ("CE2208B", |
| "CHECK THAT DATA CAN BE OVERWRITTEN IN THE SEQUENTIAL " & |
| "FILE AND THE CORRECT VALUES CAN LATER BE READ. ALSO " & |
| "CHECK THAT OVERWRITING TRUNCATES THE FILE." ); |
| |
| -- INITIALIZE TEST FILE |
| |
| BEGIN |
| CREATE (FILE1, OUT_FILE, LEGAL_FILE_NAME); |
| EXCEPTION |
| WHEN NAME_ERROR => |
| NOT_APPLICABLE ("NAME_ERROR RAISED DURING CREATE"); |
| RAISE INCOMPLETE; |
| WHEN USE_ERROR => |
| NOT_APPLICABLE ("USE_ERROR RAISED DURING CREATE"); |
| RAISE INCOMPLETE; |
| WHEN OTHERS => |
| FAILED ("UNKNOWN EXCEPTION RAISED DURING CREATE"); |
| RAISE INCOMPLETE; |
| END; |
| |
| BEGIN |
| FOR I IN 1 .. 25 LOOP |
| WRITE (FILE1, I); |
| END LOOP; |
| EXCEPTION |
| WHEN OTHERS => |
| FAILED ("UNEXPECTED EXCEPTION RAISED DURING WRITE"); |
| RAISE INCOMPLETE; |
| END; |
| |
| BEGIN |
| CLOSE (FILE1); |
| EXCEPTION |
| WHEN OTHERS => |
| FAILED ("UNEXPECTED EXCEPTION RAISED DURING CLOSE"); |
| RAISE INCOMPLETE; |
| END; |
| |
| BEGIN |
| OPEN (FILE1, OUT_FILE, LEGAL_FILE_NAME); |
| EXCEPTION |
| WHEN USE_ERROR => |
| NOT_APPLICABLE ( "OPEN WITH OUT_FILE MODE NOT " & |
| "SUPPORTED FOR SEQUENTIAL FILES" ); |
| RAISE INCOMPLETE; |
| WHEN OTHERS => |
| FAILED ("EXCEPTION RAISED DURING OPEN"); |
| RAISE INCOMPLETE; |
| END; |
| |
| BEGIN |
| FOR I IN 26 .. 36 LOOP |
| WRITE (FILE1, I); |
| END LOOP; |
| EXCEPTION |
| WHEN OTHERS => |
| FAILED ("UNEXPECTED EXCEPTION RAISED DURING OVERWRITE"); |
| RAISE INCOMPLETE; |
| END; |
| |
| BEGIN |
| CLOSE (FILE1); |
| EXCEPTION |
| WHEN OTHERS => |
| FAILED ("UNEXPECTED EXCEPTION RAISED DURING 2ND CLOSE"); |
| RAISE INCOMPLETE; |
| END; |
| |
| BEGIN |
| OPEN (FILE1, IN_FILE, LEGAL_FILE_NAME); |
| EXCEPTION |
| WHEN USE_ERROR => |
| NOT_APPLICABLE ( "OPEN WITH IN_FILE MODE NOT " & |
| "SUPPORTED FOR SEQUENTIAL FILES" ); |
| RAISE INCOMPLETE; |
| WHEN OTHERS => |
| FAILED ("EXCEPTION RAISED DURING SECOND OPEN"); |
| RAISE INCOMPLETE; |
| END; |
| |
| DECLARE |
| END_REACHED : BOOLEAN := FALSE; |
| COUNT : INTEGER := 26; |
| NUM : INTEGER; |
| BEGIN |
| WHILE COUNT <= 36 AND NOT END_REACHED LOOP |
| BEGIN |
| READ (FILE1, NUM); |
| IF NUM /= COUNT THEN |
| FAILED ("INCORRECT RESULTS READ FROM FILE " & |
| INTEGER'IMAGE (NUM)); |
| END IF; |
| COUNT := COUNT + 1; |
| EXCEPTION |
| WHEN END_ERROR => |
| END_REACHED := TRUE; |
| WHEN OTHERS => |
| FAILED ("UNEXPECTED EXCEPTION RAISED DURING " & |
| "READING - 1"); |
| RAISE INCOMPLETE; |
| END; |
| END LOOP; |
| IF COUNT <= 36 THEN |
| FAILED ("FILE WAS INCOMPLETE"); |
| RAISE INCOMPLETE; |
| ELSE |
| BEGIN |
| READ (FILE1, NUM); |
| FAILED ("END_ERROR NOT RAISED BY ATTEMPT TO READ"); |
| EXCEPTION |
| WHEN END_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ("UNEXPECTED EXCEPTION RAISED " & |
| "DURING READING - 2"); |
| RAISE INCOMPLETE; |
| END; |
| END IF; |
| END; |
| |
| BEGIN |
| DELETE (FILE1); |
| EXCEPTION |
| WHEN USE_ERROR => |
| NULL; |
| END; |
| |
| RESULT; |
| |
| EXCEPTION |
| WHEN INCOMPLETE => |
| RESULT; |
| |
| END CE2208B; |