| -- C47008A.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: |
| -- WHEN THE TYPE MARK IN A QUALIFIED EXPRESSION DENOTES A |
| -- CONSTRAINED RECORD, PRIVATE, OR LIMITED PRIVATE TYPE, CHECK THAT |
| -- CONSTRAINT_ERROR IS RAISED WHEN THE DISCRIMINANTS OF THE OPERAND |
| -- DO NOT EQUAL THOSE OF THE TYPE MARK. |
| |
| -- HISTORY: |
| -- RJW 07/23/86 |
| -- DWC 07/24/87 CHANGED CODE TO TEST FOR FIRST DISCRIMINANT |
| -- AND LAST DISCRIMINANT MISMATCH. |
| |
| WITH REPORT; USE REPORT; |
| PROCEDURE C47008A IS |
| |
| TYPE GENDER IS (MALE, FEMALE, NEUTER); |
| |
| FUNCTION IDENT (G : GENDER) RETURN GENDER IS |
| BEGIN |
| RETURN GENDER'VAL (IDENT_INT (GENDER'POS (G))); |
| END IDENT; |
| |
| BEGIN |
| |
| TEST( "C47008A", "WHEN THE TYPE MARK IN A QUALIFIED " & |
| "EXPRESSION DENOTES A CONSTRAINED RECORD, " & |
| "PRIVATE, OR LIMITED PRIVATE TYPE, CHECK " & |
| "THAT CONSTRAINT_ERROR IS RAISED WHEN THE " & |
| "DISCRIMANTS OF THE OPERAND DO NOT EQUAL " & |
| "THOSE OF THE TYPE MARK" ); |
| |
| DECLARE |
| |
| TYPE PERSON (SEX : GENDER) IS |
| RECORD |
| NULL; |
| END RECORD; |
| |
| SUBTYPE WOMAN IS PERSON (IDENT (FEMALE)); |
| TOM : PERSON (MALE) := (SEX => IDENT (MALE)); |
| |
| BEGIN |
| IF WOMAN'(TOM) = PERSON'(SEX => MALE) THEN |
| FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " & |
| "NOT EQUAL TO THOSE OF SUBTYPE WOMAN - 1"); |
| ELSE |
| FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " & |
| "NOT EQUAL TO THOSE OF SUBTYPE WOMAN - 2"); |
| END IF; |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ( "WRONG EXCEPTION RAISED FOR OPERAND WITH " & |
| "DISC NOT EQUAL TO THOSE OF SUBTYPE WOMAN" ); |
| END; |
| |
| DECLARE |
| TYPE PAIR (SEX1, SEX2 : GENDER) IS |
| RECORD |
| NULL; |
| END RECORD; |
| |
| SUBTYPE COUPLE IS PAIR (IDENT (FEMALE), IDENT (MALE)); |
| JONESES : PAIR (IDENT (MALE), IDENT (FEMALE)); |
| |
| BEGIN |
| IF COUPLE'(JONESES) = PAIR'(SEX1 => MALE, SEX2 => FEMALE) |
| THEN |
| FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " & |
| "NOT EQUAL TO THOSE OF SUBTYPE COUPLE - 1"); |
| ELSE |
| FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " & |
| "NOT EQUAL TO THOSE OF SUBTYPE COUPLE - 2"); |
| END IF; |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ( "WRONG EXCEPTION RAISED FOR OPERAND WITH " & |
| "DISC NOT EQUAL TO THOSE OF SUBTYPE COUPLE" ); |
| END; |
| |
| DECLARE |
| |
| PACKAGE PKG IS |
| TYPE PERSON (SEX : GENDER) IS PRIVATE; |
| SUBTYPE MAN IS PERSON (IDENT (MALE)); |
| |
| TESTWRITER : CONSTANT PERSON; |
| |
| PRIVATE |
| TYPE PERSON (SEX : GENDER) IS |
| RECORD |
| NULL; |
| END RECORD; |
| |
| TESTWRITER : CONSTANT PERSON := (SEX => FEMALE); |
| |
| END PKG; |
| |
| USE PKG; |
| |
| ROSA : PERSON (IDENT (FEMALE)); |
| |
| BEGIN |
| IF MAN'(ROSA) = TESTWRITER THEN |
| FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " & |
| "NOT EQUAL TO THOSE OF SUBTYPE MAN - 1" ); |
| ELSE |
| FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " & |
| "NOT EQUAL TO THOSE OF SUBTYPE MAN - 2" ); |
| END IF; |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ( "WRONG EXCEPTION RAISED FOR OPERAND WITH " & |
| "DISC NOT EQUAL TO THOSE OF SUBTYPE MAN" ); |
| END; |
| |
| DECLARE |
| PACKAGE PKG IS |
| TYPE PAIR (SEX1, SEX2 : GENDER) IS PRIVATE; |
| SUBTYPE FRIENDS IS PAIR (IDENT (FEMALE), IDENT (MALE)); |
| |
| ALICE_AND_JERRY : CONSTANT FRIENDS; |
| |
| PRIVATE |
| TYPE PAIR (SEX1, SEX2 : GENDER) IS |
| RECORD |
| NULL; |
| END RECORD; |
| |
| ALICE_AND_JERRY : CONSTANT FRIENDS := |
| (IDENT (FEMALE), IDENT (MALE)); |
| |
| END PKG; |
| |
| USE PKG; |
| |
| DICK_AND_JOE : PAIR (IDENT (MALE), IDENT (MALE)); |
| |
| BEGIN |
| IF FRIENDS'(DICK_AND_JOE) = ALICE_AND_JERRY THEN |
| FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " & |
| "NOT EQUAL TO THOSE OF SUBTYPE FRIENDS - 1"); |
| ELSE |
| FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " & |
| "NOT EQUAL TO THOSE OF SUBTYPE FRIENDS - 2"); |
| END IF; |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ( "WRONG EXCEPTION RAISED FOR OPERAND WITH " & |
| "DISC NOT EQUAL TO THOSE OF SUBTYPE FRIENDS" ); |
| END; |
| |
| DECLARE |
| |
| PACKAGE PKG1 IS |
| TYPE PERSON (SEX : GENDER) IS LIMITED PRIVATE; |
| SUBTYPE ANDROID IS PERSON (IDENT (NEUTER)); |
| |
| FUNCTION F RETURN PERSON; |
| FUNCTION "=" (A, B : PERSON) RETURN BOOLEAN; |
| PRIVATE |
| TYPE PERSON (SEX : GENDER) IS |
| RECORD |
| NULL; |
| END RECORD; |
| |
| END PKG1; |
| |
| PACKAGE BODY PKG1 IS |
| |
| FUNCTION F RETURN PERSON IS |
| BEGIN |
| RETURN PERSON'(SEX => (IDENT (MALE))); |
| END F; |
| |
| FUNCTION "=" (A, B : PERSON) RETURN BOOLEAN IS |
| BEGIN |
| RETURN A.SEX = B.SEX; |
| END; |
| |
| END PKG1; |
| |
| PACKAGE PKG2 IS END PKG2; |
| |
| PACKAGE BODY PKG2 IS |
| USE PKG1; |
| |
| BEGIN |
| IF ANDROID'(F) = F THEN |
| FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH " & |
| "DISC NOT EQUAL TO THOSE OF SUBTYPE " & |
| "ANDROID - 1"); |
| ELSE |
| FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH " & |
| "DISC NOT EQUAL TO THOSE OF SUBTYPE " & |
| "ANDROID - 2"); |
| END IF; |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ( "WRONG EXCEPTION RAISED FOR OPERAND " & |
| "WITH DISC NOT EQUAL TO THOSE OF " & |
| "SUBTYPE ANDROID" ); |
| END PKG2; |
| |
| BEGIN |
| NULL; |
| END; |
| |
| DECLARE |
| PACKAGE PKG1 IS |
| TYPE PAIR (SEX1, SEX2 : GENDER) IS LIMITED PRIVATE; |
| SUBTYPE LOVERS IS PAIR (IDENT (FEMALE), IDENT (MALE)); |
| |
| FUNCTION F RETURN PAIR; |
| FUNCTION "=" (A, B : PAIR) RETURN BOOLEAN; |
| PRIVATE |
| TYPE PAIR (SEX1, SEX2 : GENDER) IS |
| RECORD |
| NULL; |
| END RECORD; |
| END PKG1; |
| |
| PACKAGE BODY PKG1 IS |
| |
| FUNCTION F RETURN PAIR IS |
| BEGIN |
| RETURN PAIR'(SEX1 => (IDENT (FEMALE)), |
| SEX2 => (IDENT (FEMALE))); |
| END F; |
| |
| FUNCTION "=" (A, B : PAIR) RETURN BOOLEAN IS |
| BEGIN |
| RETURN A.SEX1 = B.SEX2; |
| END; |
| |
| END PKG1; |
| |
| PACKAGE PKG2 IS END PKG2; |
| |
| PACKAGE BODY PKG2 IS |
| USE PKG1; |
| |
| BEGIN |
| IF LOVERS'(F) = F THEN |
| FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH " & |
| "DISC NOT EQUAL TO THOSE OF SUBTYPE " & |
| "LOVERS - 1"); |
| ELSE |
| FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH " & |
| "DISC NOT EQUAL TO THOSE OF SUBTYPE " & |
| "LOVERS - 2"); |
| END IF; |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ( "WRONG EXCEPTION RAISED FOR OPERAND " & |
| "WITH DISC NOT EQUAL TO THOSE OF " & |
| "SUBTYPE LOVERS" ); |
| END PKG2; |
| |
| BEGIN |
| NULL; |
| END; |
| |
| RESULT; |
| END C47008A; |
