| -- 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; |