| -- CE2405B.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 RAISES END_ERROR WHEN THE CURRENT READ POSITION |
| -- IS GREATER THAN THE END POSITION. ALSO CHECK THAT END_OF_FILE |
| -- CORRECTLY DETECTS THE END OF A DIRECT FILE. |
| |
| -- APPLICABILITY CRITERIA: |
| -- THIS TEST IS APPLICABLE ONLY TO IMPLEMENTATIONS WHICH SUPPORT |
| -- CREATION WITH INOUT_FILE MODE AND OPENING OF IN_FILE MODE. |
| |
| -- HISTORY: |
| -- SPS 09/28/82 |
| -- JBG 02/22/84 CHANGE TO .ADA TEST |
| -- EG 05/16/85 |
| -- GMT 08/03/87 ADDED CODE TO CHECK THAT END_OF_FILE WORKS, AND |
| -- ADDED CODE TO PREVENT SOME EXCEPTION PROPAGATION. |
| |
| WITH REPORT; USE REPORT; |
| WITH DIRECT_IO; |
| |
| PROCEDURE CE2405B IS |
| BEGIN |
| TEST ("CE2405B", "CHECK THAT END_ERROR IS RAISED BY READ AT THE " & |
| "END OF A FILE AND THAT END_OF_FILE CORRECTLY " & |
| "DETECTS THE END OF A DIRECT_IO FILE"); |
| DECLARE |
| PACKAGE DIR IS NEW DIRECT_IO (CHARACTER); |
| USE DIR; |
| FT : FILE_TYPE; |
| CH : CHARACTER; |
| INCOMPLETE : EXCEPTION; |
| BEGIN |
| |
| -- CREATE AND INITIALIZE FILE |
| |
| BEGIN |
| CREATE (FT, INOUT_FILE, LEGAL_FILE_NAME); |
| EXCEPTION |
| WHEN USE_ERROR | NAME_ERROR => |
| NOT_APPLICABLE ("USE_ERROR | NAME_ERROR WAS " & |
| "RAISED ON CREATE - 1"); |
| RAISE INCOMPLETE; |
| WHEN OTHERS => |
| FAILED ("WRONG EXCEPTION RAISED ON CREATE - 2"); |
| RAISE INCOMPLETE; |
| END; |
| |
| BEGIN |
| |
| WRITE (FT, 'C'); |
| WRITE (FT, 'X'); |
| |
| -- BEGIN TEST |
| |
| IF NOT END_OF_FILE (FT) THEN |
| FAILED ("END_OF_FILE RETURNED INCORRECT " & |
| "BOOLEAN VALUE - 3"); |
| END IF; |
| |
| BEGIN |
| READ (FT, CH); |
| FAILED ("END_ERROR NOT RAISED ON READ - 4"); |
| EXCEPTION |
| WHEN END_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ("WRONG EXCEPTION RAISED ON READ - 5"); |
| END; |
| |
| WRITE (FT,'E'); |
| |
| BEGIN |
| READ (FT, CH); |
| FAILED ("END_ERROR NOT RAISED ON READ - 6"); |
| EXCEPTION |
| WHEN END_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ("WRONG EXCEPTION RAISED ON READ - 7"); |
| END; |
| |
| END; |
| |
| CLOSE (FT); |
| |
| BEGIN |
| OPEN (FT, IN_FILE, LEGAL_FILE_NAME); |
| EXCEPTION |
| WHEN USE_ERROR => |
| NOT_APPLICABLE ("USE_ERROR RAISED ON OPEN - 8"); |
| RAISE INCOMPLETE; |
| WHEN OTHERS => |
| FAILED ("WRONG EXCEPTION RAISED ON OPEN - 9"); |
| RAISE INCOMPLETE; |
| END; |
| |
| DECLARE |
| COUNT_NBR_OF_READS : NATURAL := 0; |
| EXPECTED_COUNT : CONSTANT := 3; |
| BEGIN |
| LOOP |
| IF END_OF_FILE (FT) THEN |
| EXIT; |
| ELSE |
| READ (FT, CH); |
| COUNT_NBR_OF_READS := COUNT_NBR_OF_READS + 1; |
| END IF; |
| END LOOP; |
| |
| IF COUNT_NBR_OF_READS /= EXPECTED_COUNT THEN |
| FAILED ("THE BAD VALUE FOR COUNT_NBR_OF_READS " & |
| "IS " & |
| NATURAL'IMAGE (COUNT_NBR_OF_READS) ); |
| END IF; |
| |
| END; |
| |
| BEGIN |
| DELETE (FT); |
| EXCEPTION |
| WHEN USE_ERROR => |
| NULL; |
| END; |
| |
| EXCEPTION |
| |
| WHEN INCOMPLETE => |
| NULL; |
| |
| END; |
| |
| RESULT; |
| |
| END CE2405B; |