-- C34006F.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: -- FOR DERIVED RECORD TYPES WITH DISCRIMINANTS AND WITH NON-LIMITED -- COMPONENT TYPES: -- CHECK THAT ALL VALUES OF THE PARENT (BASE) TYPE ARE PRESENT FOR -- THE DERIVED (BASE) TYPE WHEN THE DERIVED TYPE DEFINITION IS -- CONSTRAINED. -- CHECK THAT ANY CONSTRAINT IMPOSED ON THE PARENT SUBTYPE IS ALSO -- IMPOSED ON THE DERIVED SUBTYPE. -- HISTORY: -- JRK 9/22/86 CREATED ORIGINAL TEST. WITH REPORT; USE REPORT; PROCEDURE C34006F IS SUBTYPE COMPONENT IS INTEGER; PACKAGE PKG IS MAX_LEN : CONSTANT := 10; SUBTYPE LENGTH IS NATURAL RANGE 0 .. MAX_LEN; TYPE PARENT (B : BOOLEAN := TRUE; L : LENGTH := 1) IS RECORD I : INTEGER; CASE B IS WHEN TRUE => S : STRING (1 .. L); C : COMPONENT; WHEN FALSE => F : FLOAT := 5.0; END CASE; END RECORD; FUNCTION CREATE ( B : BOOLEAN; L : LENGTH; I : INTEGER; S : STRING; C : COMPONENT; F : FLOAT; X : PARENT -- TO RESOLVE OVERLOADING. ) RETURN PARENT; END PKG; USE PKG; TYPE T IS NEW PARENT (IDENT_BOOL (TRUE), IDENT_INT (3)); SUBTYPE SUBPARENT IS PARENT (TRUE, 3); TYPE S IS NEW SUBPARENT; X : T := (TRUE, 3, 2, "AAA", 2); Y : S := (TRUE, 3, 2, "AAA", 2); PACKAGE BODY PKG IS FUNCTION CREATE ( B : BOOLEAN; L : LENGTH; I : INTEGER; S : STRING; C : COMPONENT; F : FLOAT; X : PARENT ) RETURN PARENT IS BEGIN CASE B IS WHEN TRUE => RETURN (TRUE, L, I, S, C); WHEN FALSE => RETURN (FALSE, L, I, F); END CASE; END CREATE; END PKG; BEGIN TEST ("C34006F", "CHECK THAT ALL VALUES OF THE PARENT (BASE) " & "TYPE ARE PRESENT FOR THE DERIVED (BASE) TYPE " & "WHEN THE DERIVED TYPE DEFINITION IS " & "CONSTRAINED. ALSO CHECK THAT ANY CONSTRAINT " & "IMPOSED ON THE PARENT SUBTYPE IS ALSO IMPOSED " & "ON THE DERIVED SUBTYPE. CHECK FOR DERIVED " & "RECORD TYPES WITH DISCRIMINANTS AND WITH " & "NON-LIMITED COMPONENT TYPES"); -- CHECK THAT BASE TYPE VALUES NOT IN THE SUBTYPE ARE PRESENT. BEGIN IF CREATE (FALSE, 2, 3, "ZZ", 5, 6.0, X) /= (FALSE, 2, 3, 6.0) OR CREATE (FALSE, 2, 3, "ZZ", 5, 6.0, Y) /= (FALSE, 2, 3, 6.0) THEN FAILED ("CAN'T CREATE BASE TYPE VALUES OUTSIDE THE " & "SUBTYPE"); END IF; EXCEPTION WHEN CONSTRAINT_ERROR => FAILED ("CALL TO CREATE RAISED CONSTRAINT_ERROR - 1"); WHEN OTHERS => FAILED ("CALL TO CREATE RAISED EXCEPTION - 1"); END; BEGIN IF CREATE (FALSE, 2, 3, "ZZ", 5, 6.0, X) IN T OR CREATE (FALSE, 2, 3, "ZZ", 5, 6.0, Y) IN S THEN FAILED ("INCORRECT ""IN"""); END IF; EXCEPTION WHEN CONSTRAINT_ERROR => FAILED ("CALL TO CREATE RAISED CONSTRAINT_ERROR - 2"); WHEN OTHERS => FAILED ("CALL TO CREATE RAISED EXCEPTION - 2"); END; -- CHECK THE DERIVED SUBTYPE CONSTRAINT. IF X.B /= TRUE OR X.L /= 3 OR Y.B /= TRUE OR Y.L /= 3 THEN FAILED ("INCORRECT SELECTION OF DISCRIMINANT VALUES"); END IF; IF NOT X'CONSTRAINED OR NOT Y'CONSTRAINED THEN FAILED ("INCORRECT 'CONSTRAINED"); END IF; BEGIN X := (TRUE, 3, 1, "ABC", 4); Y := (TRUE, 3, 1, "ABC", 4); IF PARENT (X) /= PARENT (Y) THEN -- USE X AND Y. FAILED ("INCORRECT CONVERSION TO PARENT"); END IF; EXCEPTION WHEN OTHERS => FAILED ("EXCEPTION RAISED BY OK ASSIGNMENT"); END; BEGIN X := (FALSE, 3, 2, 6.0); FAILED ("CONSTRAINT_ERROR NOT RAISED -- " & "X := (FALSE, 3, 2, 6.0)"); IF X = (FALSE, 3, 2, 6.0) THEN -- USE X. COMMENT ("X ALTERED -- X := (FALSE, 3, 2, 6.0)"); END IF; EXCEPTION WHEN CONSTRAINT_ERROR => NULL; WHEN OTHERS => FAILED ("WRONG EXCEPTION RAISED -- " & "X := (FALSE, 3, 2, 6.0)"); END; BEGIN X := (TRUE, 4, 2, "ZZZZ", 6); FAILED ("CONSTRAINT_ERROR NOT RAISED -- " & "X := (TRUE, 4, 2, ""ZZZZ"", 6)"); IF X = (TRUE, 4, 2, "ZZZZ", 6) THEN -- USE X. COMMENT ("X ALTERED -- X := (TRUE, 4, 2, ""ZZZZ"", 6)"); END IF; EXCEPTION WHEN CONSTRAINT_ERROR => NULL; WHEN OTHERS => FAILED ("WRONG EXCEPTION RAISED -- " & "X := (TRUE, 4, 2, ""ZZZZ"", 6)"); END; BEGIN Y := (FALSE, 3, 2, 6.0); FAILED ("CONSTRAINT_ERROR NOT RAISED -- " & "Y := (FALSE, 3, 2, 6.0)"); IF Y = (FALSE, 3, 2, 6.0) THEN -- USE Y. COMMENT ("Y ALTERED -- Y := (FALSE, 3, 2, 6.0)"); END IF; EXCEPTION WHEN CONSTRAINT_ERROR => NULL; WHEN OTHERS => FAILED ("WRONG EXCEPTION RAISED -- " & "Y := (FALSE, 3, 2, 6.0)"); END; BEGIN Y := (TRUE, 4, 2, "ZZZZ", 6); FAILED ("CONSTRAINT_ERROR NOT RAISED -- " & "Y := (TRUE, 4, 2, ""ZZZZ"", 6)"); IF Y = (TRUE, 4, 2, "ZZZZ", 6) THEN -- USE Y. COMMENT ("Y ALTERED -- Y := (TRUE, 4, 2, ""ZZZZ"", 6)"); END IF; EXCEPTION WHEN CONSTRAINT_ERROR => NULL; WHEN OTHERS => FAILED ("WRONG EXCEPTION RAISED -- " & "Y := (TRUE, 4, 2, ""ZZZZ"", 6)"); END; RESULT; END C34006F;