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-- C62003B.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.
--*
-- CHECK THAT PRIVATE TYPES IMPLEMENTED AS SCALAR OR ACCESS TYPES ARE
-- PASSED BY COPY.
-- SUBTESTS ARE:
-- (A) PRIVATE SCALAR PARAMETERS TO PROCEDURES.
-- (B) PRIVATE SCALAR PARAMETERS TO FUNCTIONS.
-- (C) PRIVATE ACCESS PARAMETERS TO PROCEDURES.
-- (D) PRIVATE ACCESS PARAMETERS TO FUNCTIONS.
-- CPP 05/25/84
-- EG 10/29/85 ELIMINATE THE USE OF NUMERIC_ERROR IN TEST.
WITH REPORT; USE REPORT;
PROCEDURE C62003B IS
BEGIN
TEST("C62003B", "CHECK THAT PRIVATE SCALAR AND ACCESS " &
"PARAMETERS ARE COPIED");
---------------------------------------------------
A_B: DECLARE
PACKAGE SCALAR_PKG IS
TYPE T IS PRIVATE;
C0 : CONSTANT T;
C1 : CONSTANT T;
C10 : CONSTANT T;
C100 : CONSTANT T;
FUNCTION "+" (OLD : IN T; INCREMENT : IN T) RETURN T;
FUNCTION CONVERT (OLD_PRIVATE : IN T) RETURN INTEGER;
PRIVATE
TYPE T IS NEW INTEGER;
C0 : CONSTANT T := 0;
C1 : CONSTANT T := 1;
C10 : CONSTANT T := 10;
C100 : CONSTANT T := 100;
END SCALAR_PKG;
PACKAGE BODY SCALAR_PKG IS
FUNCTION "+" (OLD : IN T; INCREMENT : IN T) RETURN T IS
BEGIN -- "+"
RETURN T(INTEGER(OLD) + INTEGER(INCREMENT));
END "+";
FUNCTION CONVERT (OLD_PRIVATE : IN T) RETURN INTEGER IS
BEGIN -- CONVERT
RETURN INTEGER(OLD_PRIVATE);
END CONVERT;
END SCALAR_PKG;
USE SCALAR_PKG;
---------------------------------------------------
BEGIN -- A_B
A : DECLARE
I : T;
E : EXCEPTION;
PROCEDURE P (PI : IN T; PO : OUT T; PIO : IN OUT T) IS
TEMP : T;
BEGIN -- P
TEMP := PI; -- SAVE VALUE OF PI AT PROC ENTRY.
PO := C10;
IF (PI /= TEMP) THEN
FAILED ("ASSIGNMENT TO PRIVATE (SCALAR) OUT " &
"PARAMETER CHANGES THE VALUE OF " &
"INPUT PARAMETER");
TEMP := PI; -- RESET TEMP FOR NEXT CASE.
END IF;
PIO := PIO + C100;
IF (PI /= TEMP) THEN
FAILED ("ASSIGNMENT TO PRIVATE (SCALAR) IN " &
"OUT PARAMETER CHANGES THE VALUE OF " &
"INPUT PARAMETER");
TEMP := PI; -- RESET TEMP FOR NEXT CASE.
END IF;
I := I + C1;
IF (PI /= TEMP) THEN
FAILED ("ASSIGNMENT TO PRIVATE (SCALAR) " &
"ACTUAL PARAMETER CHANGES THE " &
"VALUE OF INPUT PARAMETER");
END IF;
RAISE E; -- CHECK EXCEPTION HANDLING.
END P;
BEGIN -- A
I := C0; -- INITIALIZE I SO VARIOUS CASES CAN BE
-- DETECTED.
P (I, I, I);
FAILED ("EXCEPTION NOT RAISED - A");
EXCEPTION
WHEN E =>
IF (I /= C1) THEN
CASE CONVERT(I) IS
WHEN 11 =>
FAILED ("OUT ACTUAL PRIVATE " &
"(SCALAR) PARAMETER " &
"CHANGED GLOBAL VALUE");
WHEN 101 =>
FAILED ("IN OUT ACTUAL PRIVATE " &
"(SCALAR) PARAMETER " &
"CHANGED GLOBAL VALUE");
WHEN 111 =>
FAILED ("OUT AND IN OUT ACTUAL " &
"PRIVATE (SCALAR) " &
"PARAMETER CHANGED " &
"GLOBAL VALUE");
WHEN OTHERS =>
FAILED ("UNDETERMINED CHANGE TO " &
"GLOBAL VALUE");
END CASE;
END IF;
WHEN OTHERS =>
FAILED ("WRONG EXCEPTION RAISED - A");
END A;
---------------------------------------------------
B : DECLARE
I, J : T;
FUNCTION F (FI : IN T) RETURN T IS
TEMP : T := FI; -- SAVE VALUE OF FI AT FN ENTRY.
BEGIN -- F
I := I + C1;
IF (FI /= TEMP) THEN
FAILED ("ASSIGNMENT TO PRIVATE (SCALAR) " &
"ACTUAL FUNCTION PARAMETER CHANGES " &
"THE VALUE OF INPUT PARAMETER ");
END IF;
RETURN C0;
END F;
BEGIN -- B
I := C0;
J := F(I);
END B;
END A_B;
---------------------------------------------------
C_D: DECLARE
PACKAGE ACCESS_PKG IS
TYPE T IS PRIVATE;
C_NULL : CONSTANT T;
C1 : CONSTANT T;
C10 : CONSTANT T;
C100 : CONSTANT T;
C101 : CONSTANT T;
PRIVATE
TYPE T IS ACCESS INTEGER;
C_NULL : CONSTANT T := NULL;
C1 : CONSTANT T := NEW INTEGER'(1);
C10 : CONSTANT T := NEW INTEGER'(10);
C100 : CONSTANT T := NEW INTEGER'(100);
C101 : CONSTANT T := NEW INTEGER'(101);
END ACCESS_PKG;
USE ACCESS_PKG;
---------------------------------------------------
BEGIN -- C_D;
C : DECLARE
I : T;
E : EXCEPTION;
PROCEDURE P (PI : IN T; PO : OUT T; PIO : IN OUT T) IS
TEMP : T;
BEGIN -- P
TEMP := PI; -- SAVE VALUE OF PI AT PROC ENTRY.
I := C101;
IF (PI /= TEMP) THEN
FAILED ("ASSIGNMENT TO PRIVATE (ACCESS) " &
"ACTUAL VARIABLE CHANGES THE VALUE " &
"OF INPUT PARAMETER");
TEMP := PI; -- RESET TEMP FOR NEXT CASE.
END IF;
PO := C1;
IF (PI /= TEMP) THEN
FAILED ("ASSIGNMENT TO PRIVATE (ACCESS) OUT " &
"PARAMETER CHANGES THE VALUE OF " &
"INPUT PARAMETER");
TEMP := PI; -- RESET TEMP FOR NEXT CASE.
END IF;
PIO := C10;
IF (PI /= TEMP) THEN
FAILED ("ASSIGNMENT TO PRIVATE (ACCESS) IN " &
"OUT PARAMETER CHANGES THE VALUE " &
"OF INPUT PARAMETER");
END IF;
RAISE E; -- CHECK EXCEPTION HANDLING.
END P;
BEGIN -- C
I := C100;
P (I, I, I);
FAILED ("EXCEPTION NOT RAISED - C");
EXCEPTION
WHEN E =>
IF (I /= C101) THEN
FAILED ("OUT OR IN OUT ACTUAL PROCEDURE " &
"PARAMETER VALUE CHANGED DESPITE " &
"RAISED EXCEPTION");
END IF;
WHEN OTHERS =>
FAILED ("WRONG EXCEPTION RAISED - C");
END C;
---------------------------------------------------
D : DECLARE
I, J : T;
FUNCTION F (FI : IN T) RETURN T IS
TEMP : T := FI; -- SAVE VALUE OF FI AT FN ENTRY.
BEGIN -- F
I := C100;
IF (FI /= TEMP) THEN
FAILED ("ASSIGNMENT TO PRIVATE " &
"(ACCESS) ACTUAL FUNCTION " &
"PARAMETER CHANGES THE VALUE " &
"OF INPUT PARAMETER");
END IF;
RETURN C_NULL;
END F;
BEGIN -- D
I := C_NULL;
J := F(I);
END D;
END C_D;
---------------------------------------------------
RESULT;
END C62003B;
|
