WITH SYSTEM; USE SYSTEM;
WITH REPORT; USE REPORT;
PROCEDURE C34009J IS
PACKAGE PKG IS
MAX_LEN : CONSTANT := 10;
SUBTYPE LENGTH IS NATURAL RANGE 0 .. MAX_LEN;
TYPE PARENT (B : BOOLEAN := TRUE; L : LENGTH := 3) IS
LIMITED PRIVATE;
FUNCTION CREATE ( B : BOOLEAN;
L : LENGTH;
I : INTEGER;
S : STRING;
J : INTEGER;
F : FLOAT;
X : PARENT ) RETURN PARENT;
FUNCTION CON ( B : BOOLEAN;
L : LENGTH;
I : INTEGER;
S : STRING;
J : INTEGER
) RETURN PARENT;
FUNCTION CON ( B : BOOLEAN;
L : LENGTH;
I : INTEGER;
F : FLOAT
) RETURN PARENT;
FUNCTION EQUAL (X, Y : PARENT) RETURN BOOLEAN;
PROCEDURE ASSIGN (X : OUT PARENT; Y : PARENT);
PRIVATE
TYPE PARENT (B : BOOLEAN := TRUE; L : LENGTH := 3) IS
RECORD
I : INTEGER := 2;
CASE B IS
WHEN TRUE =>
S : STRING (1 .. L) := (1 .. L => 'A');
J : INTEGER := 2;
WHEN FALSE =>
F : FLOAT := 5.0;
END CASE;
END RECORD;
END PKG;
USE PKG;
TYPE T IS NEW PARENT (IDENT_BOOL (TRUE), IDENT_INT (3));
X : T;
W : PARENT;
B : BOOLEAN := FALSE;
PROCEDURE A (X : ADDRESS) IS
BEGIN
B := IDENT_BOOL (TRUE);
END A;
PACKAGE BODY PKG IS
FUNCTION CREATE
( B : BOOLEAN;
L : LENGTH;
I : INTEGER;
S : STRING;
J : INTEGER;
F : FLOAT;
X : PARENT
) RETURN PARENT
IS
BEGIN
CASE B IS
WHEN TRUE =>
RETURN (TRUE, L, I, S, J);
WHEN FALSE =>
RETURN (FALSE, L, I, F);
END CASE;
END CREATE;
FUNCTION CON
( B : BOOLEAN;
L : LENGTH;
I : INTEGER;
S : STRING;
J : INTEGER
) RETURN PARENT
IS
BEGIN
RETURN (TRUE, L, I, S, J);
END CON;
FUNCTION CON
( B : BOOLEAN;
L : LENGTH;
I : INTEGER;
F : FLOAT
) RETURN PARENT
IS
BEGIN
RETURN (FALSE, L, I, F);
END CON;
FUNCTION EQUAL (X, Y : PARENT) RETURN BOOLEAN IS
BEGIN
RETURN X = Y;
END EQUAL;
PROCEDURE ASSIGN (X : OUT PARENT; Y : PARENT) IS
BEGIN
X := Y;
END ASSIGN;
END PKG;
BEGIN
TEST ("C34009J", "CHECK THAT THE REQUIRED PREDEFINED OPERATIONS " &
"ARE DECLARED (IMPLICITLY) FOR DERIVED " &
"LIMITED PRIVATE TYPES WITH DISCRIMINANTS");
IF EQUAL (3, 3) THEN
ASSIGN (X, CON (TRUE, 3, 1, "ABC", 4));
END IF;
IF NOT EQUAL (T'(X), CON (TRUE, 3, 1, "ABC", 4)) THEN
FAILED ("INCORRECT QUALIFICATION");
END IF;
IF NOT EQUAL (T (X), CON (TRUE, 3, 1, "ABC", 4)) THEN
FAILED ("INCORRECT SELF CONVERSION");
END IF;
IF EQUAL (3, 3) THEN
ASSIGN (W, CON (TRUE, 3, 1, "ABC", 4));
END IF;
IF NOT EQUAL (T (W), CON (TRUE, 3, 1, "ABC", 4)) THEN
FAILED ("INCORRECT CONVERSION FROM PARENT");
END IF;
IF NOT EQUAL (PARENT (X), CON (TRUE, 3, 1, "ABC", 4)) OR
NOT EQUAL (PARENT (CREATE (FALSE, 2, 3, "XX", 5, 6.0, X)),
CON (FALSE, 2, 3, 6.0)) THEN
FAILED ("INCORRECT CONVERSION TO PARENT");
END IF;
IF X.B /= TRUE OR X.L /= 3 OR
CREATE (FALSE, 2, 3, "XX", 5, 6.0, X) . B /= FALSE OR
CREATE (FALSE, 2, 3, "XX", 5, 6.0, X) . L /= 2 THEN
FAILED ("INCORRECT SELECTION (DISCRIMINANT)");
END IF;
IF NOT (X IN T) OR CON (FALSE, 2, 3, 6.0) IN T THEN
FAILED ("INCORRECT ""IN""");
END IF;
IF X NOT IN T OR NOT (CON (FALSE, 2, 3, 6.0) NOT IN T) THEN
FAILED ("INCORRECT ""NOT IN""");
END IF;
B := FALSE;
A (X'ADDRESS);
IF NOT B THEN
FAILED ("INCORRECT 'ADDRESS");
END IF;
IF NOT X'CONSTRAINED THEN
FAILED ("INCORRECT OBJECT'CONSTRAINED");
END IF;
IF T'SIZE <= 0 THEN
FAILED ("INCORRECT TYPE'SIZE");
END IF;
IF X'SIZE < T'SIZE OR
X.B'SIZE < BOOLEAN'SIZE OR
X.L'SIZE < LENGTH'SIZE THEN
FAILED ("INCORRECT OBJECT'SIZE");
END IF;
RESULT;
END C34009J;