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-- C45331A.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 FOR FIXED POINT TYPES THE OPERATORS "+" AND "-" PRODUCE -- CORRECT RESULTS WHEN: -- (A) A, B, A+B, AND A-B ARE ALL MODEL NUMBERS. -- (B) A IS A MODEL NUMBER BUT B, A+B, AND A-B ARE NOT. -- (C) A, B, A+B, AND A-B ARE ALL MODEL NUMBERS WITH DIFFERENT -- SUBTYPES. -- CASE A: BASIC TYPES THAT FIT THE CHARACTERISTICS OF DURATION'BASE. -- WRG 8/27/86 -- KAS 11/14/95 REDUCE EXPECTATION FOR T'SMALL -- KAS 11/30/95 ONE MORE CHANGE... -- PWN 02/28/96 CLEANED COMMENTS FOR RELEASE -- KAS 03/18/96 ELIDED TWO 'SMALL CASES FOR 2.1 WITH REPORT; USE REPORT; PROCEDURE C45331A IS TYPE LIKE_DURATION IS DELTA 0.020 RANGE -86_400.0 .. 86_400.0; -- 'MANTISSA = 23. SUBTYPE F IS LIKE_DURATION DELTA 0.25 RANGE -1000.0 .. 1000.0; SUBTYPE ST_F1 IS LIKE_DURATION DELTA 0.5 RANGE -4.0 .. 3.0; SUBTYPE ST_F2 IS LIKE_DURATION DELTA 1.0 / 16 RANGE -13.0 / 16 .. 5.0 + 1.0 / 16; BEGIN TEST ("C45331A", "CHECK THAT FOR FIXED POINT TYPES THE " & "OPERATORS ""+"" AND ""-"" PRODUCE CORRECT " & "RESULTS - BASIC TYPES"); ------------------------------------------------------------------- A: DECLARE SMALL, MAX, MIN, ZERO : F := 0.5; X : F := 0.0; BEGIN -- INITIALIZE "CONSTANTS": IF EQUAL (3, 3) THEN SMALL := F'SMALL; MAX := F'LAST; -- BECAUSE F'LAST < F'LARGE AND F'LAST -- IS A MODEL NUMBER. MIN := F'FIRST; -- F'FIRST IS A MODEL NUMBER. ZERO := 0.0; END IF; -- CHECK SMALL + OR - ZERO = SMALL: IF "+"(LEFT => SMALL, RIGHT => ZERO) /= SMALL OR 0.0 + SMALL /= SMALL THEN FAILED ("F'SMALL + 0.0 /= F'SMALL"); END IF; IF "-"(LEFT => SMALL, RIGHT => ZERO) /= SMALL OR SMALL - 0.0 /= SMALL THEN FAILED ("F'SMALL - 0.0 /= F'SMALL"); END IF; -- CHECK MAX + OR - ZERO = MAX: IF MAX + ZERO /= MAX OR 0.0 + MAX /= MAX THEN FAILED ("F'LAST + 0.0 /= F'LAST"); END IF; IF MAX - ZERO /= MAX OR MAX - 0.0 /= MAX THEN FAILED ("F'LAST - 0.0 /= F'LAST"); END IF; -- CHECK SMALL - SMALL = 0.0: IF EQUAL (3, 3) THEN X := SMALL; END IF; IF SMALL - X /= 0.0 OR SMALL - SMALL /= 0.0 OR F'SMALL - F'SMALL /= 0.0 THEN FAILED ("F'SMALL - F'SMALL /= 0.0"); END IF; -- CHECK MAX - MAX = 0.0: IF EQUAL (3, 3) THEN X := MAX; END IF; IF MAX - X /= 0.0 OR MAX - MAX /= 0.0 OR F'LAST - F'LAST /= 0.0 THEN FAILED ("F'LAST - F'LAST /= 0.0"); END IF; -- CHECK ZERO - MAX = MIN, MIN - MIN = 0.0, -- AND MIN + MAX = 0.0: IF EQUAL (3, 3) THEN X := ZERO - MAX; END IF; IF X /= MIN THEN FAILED ("0.0 - 1000.0 /= -1000.0"); END IF; IF EQUAL (3, 3) THEN X := MIN; END IF; IF MIN - X /= 0.0 OR MIN - MIN /= 0.0 OR F'FIRST - F'FIRST /= 0.0 THEN FAILED ("F'FIRST - F'FIRST /= 0.0"); END IF; IF MIN + MAX /= 0.0 OR MAX + MIN /= 0.0 OR F'FIRST + F'LAST /= 0.0 THEN FAILED ("-1000.0 + 1000.0 /= 0.0"); END IF; -- CHECK ADDITION AND SUBTRACTION FOR ARBITRARY MID-RANGE -- NUMBERS: IF EQUAL (3, 3) THEN X := 100.75; END IF; IF (X + SMALL) /= (SMALL + X) OR (X + SMALL) > (X + 0.25) THEN -- X + SMALL SB <= X + DELTA FAILED("X + SMALL DELIVERED BAD RESULT"); END IF; -- CHECK (MAX - SMALL) + SMALL = MAX: IF EQUAL (3, 3) THEN X := MAX - SMALL; END IF; IF X + SMALL /= MAX THEN FAILED("(MAX - SMALL) + SMALL /= MAX"); END IF; EXCEPTION WHEN OTHERS => FAILED ("EXCEPTION RAISED - A"); END A; ------------------------------------------------------------------- B: DECLARE NON_MODEL_CONST : CONSTANT := 2.0 / 3; NON_MODEL_VAR : F := 0.0; SMALL, MAX, MIN, ZERO : F := 0.5; X : F := 0.0; BEGIN -- INITIALIZE "CONSTANTS": IF EQUAL (3, 3) THEN SMALL := F'SMALL; MAX := F'LAST; -- BECAUSE F'LAST < F'LARGE AND -- F'LAST IS A MODEL NUMBER. MIN := F'FIRST; -- F'FIRST IS A MODEL NUMBER. ZERO := 0.0; NON_MODEL_VAR := NON_MODEL_CONST; END IF; -- CHECK VALUE OF NON_MODEL_VAR: IF NON_MODEL_VAR NOT IN 0.5 .. 0.75 THEN FAILED ("VALUE OF NON_MODEL_VAR NOT IN CORRECT RANGE"); END IF; -- CHECK NON-MODEL VALUE + OR - ZERO: IF NON_MODEL_VAR + ZERO NOT IN 0.5 .. 0.75 OR F'(0.0) + NON_MODEL_CONST NOT IN 0.5 .. 0.75 THEN FAILED ("(2.0 / 3) + 0.0 NOT IN 0.5 .. 0.75"); END IF; IF NON_MODEL_VAR - ZERO NOT IN 0.5 .. 0.75 OR NON_MODEL_CONST - F'(0.0) NOT IN 0.5 .. 0.75 THEN FAILED ("(2.0 / 3) - 0.0 NOT IN 0.5 .. 0.75"); END IF; -- CHECK ZERO - NON-MODEL: IF F'(0.0) - NON_MODEL_CONST NOT IN -0.75 .. -0.5 THEN FAILED ("0.0 - (2.0 / 3) NOT IN -0.75 .. -0.5"); END IF; IF F'(1.0) - NON_MODEL_CONST NOT IN 0.25 .. 0.5 THEN FAILED ("1.0 - (2.0 / 3) NOT IN 0.25 .. 0.5"); END IF; -- CHECK ADDITION AND SUBTRACTION OF NON-MODEL NEAR MIN AND -- MAX: IF MIN + NON_MODEL_VAR NOT IN -999.5 .. -999.25 OR NON_MODEL_CONST + F'FIRST NOT IN -999.5 .. -999.25 THEN FAILED ("-1000.0 + (2.0 / 3) NOT IN -999.5 .. -999.25"); END IF; IF MAX - NON_MODEL_VAR NOT IN 999.25 .. 999.5 OR F'LAST - NON_MODEL_CONST NOT IN 999.25 .. 999.5 THEN FAILED ("1000.0 - (2.0 / 3) NOT IN 999.25 .. 999.5"); END IF; -- CHECK ADDITION AND SUBTRACTION FOR ARBITRARY MID-RANGE -- MODEL NUMBER WITH NON-MODEL: IF EQUAL (3, 3) THEN X := -213.25; END IF; IF X + NON_MODEL_CONST NOT IN -212.75 .. -212.5 THEN FAILED ("-213.25 + (2.0 / 3) NOT IN -212.75 .. -212.5"); END IF; IF NON_MODEL_VAR - X NOT IN 213.75 .. 214.0 THEN FAILED ("(2.0 / 3) - (-213.25) NOT IN 213.75 .. 214.0"); END IF; EXCEPTION WHEN OTHERS => FAILED ("EXCEPTION RAISED - B"); END B; ------------------------------------------------------------------- C: DECLARE A_SMALL, A_MAX, A_MIN : ST_F1 := 0.0; B_SMALL, B_MAX, B_MIN : ST_F2 := 0.0; X : F; BEGIN -- INITIALIZE "CONSTANTS": IF EQUAL (3, 3) THEN A_SMALL := ST_F1'SMALL; A_MAX := ST_F1'LAST; -- BECAUSE 'LAST < 'LARGE AND -- 'LAST IS A MODEL NUMBER. A_MIN := ST_F1'FIRST; -- 'FIRST IS A MODEL NUMBER. B_SMALL := ST_F2'SMALL; B_MAX := ST_F2'LAST; -- BECAUSE 'LAST <= 'LARGE AND -- 'LAST IS A MODEL NUMBER. B_MIN := ST_F2'FIRST; -- 'FIRST IS A MODEL NUMBER. END IF; IF A_MIN + B_MIN /= -4.8125 THEN FAILED ("-4.0 + (-0.8125) /= -4.8125"); END IF; IF A_MIN - B_MIN /= -3.1875 THEN FAILED ("-4.0 - (-0.8125) /= -3.1875"); END IF; IF (A_MIN + B_SMALL) NOT IN A_MIN .. -3.9375 THEN FAILED ("(A_MIN + B_SMALL) NOT IN A_MIN .. -3.9375"); END IF; IF (A_MIN - B_SMALL) NOT IN -4.0625 .. -4.0 THEN FAILED ("(A_MIN - B_SMALL) NOT IN -4.0 .. -4.0625"); END IF; IF A_MIN + B_MAX /= 1.0625 THEN FAILED ("-4.0 + 5.0625 /= 1.0625"); END IF; IF A_MIN - B_MAX /= -9.0625 THEN FAILED ("-4.0 - 5.0625 /= -9.0625"); END IF; IF (A_SMALL + B_MIN) NOT IN B_MIN..-0.3125 THEN FAILED ("(A_SMALL + B_MIN) NOT IN B_MIN..-0.3125"); END IF; IF (A_SMALL - B_MIN) NOT IN +0.8125 .. 1.3125 THEN FAILED ("(A_SMALL - B_MIN) NOT IN -0.8125 .. 1.3125"); END IF; IF (A_SMALL + B_MAX) NOT IN 5.0625 .. 5.5625 THEN FAILED ("(A_SMALL + B_MAX) NOT IN 5.0625 .. 5.5625"); END IF; IF (A_SMALL - B_MAX) NOT IN -5.0625 .. -4.5625 THEN FAILED ("(A_SMALL - B_MAX) NOT IN -5.0625 .. -4.5625"); END IF; IF A_MAX + B_MIN /= 2.1875 THEN FAILED ("3.0 + (-0.8125) /= 2.1875"); END IF; IF A_MAX - B_MIN /= 3.8125 THEN FAILED ("3.0 - (-0.8125) /= 3.8125"); END IF; IF (A_MAX + B_SMALL) NOT IN 3.0 .. 3.0625 THEN FAILED ("(A_MAX + B_SMALL) NOT IN 3.0 .. 3.0625"); END IF; IF (A_MAX - B_SMALL) NOT IN 2.9375..3.0 THEN FAILED ("(A_MAX - B_SMALL) NOT IN 2.9375..3.0"); END IF; IF A_MAX + B_MAX /= 8.0625 THEN FAILED ("3.0 + 5.0625 /= 8.0625"); END IF; IF A_MAX - B_MAX /= -2.0625 THEN FAILED ("3.0 - 5.0625 /= -2.0625"); END IF; X := B_MIN - A_MIN; IF X NOT IN 3.0 .. 3.25 THEN FAILED ("-0.8125 - (-4.0) NOT IN RANGE"); END IF; X := B_MIN - A_SMALL; IF X NOT IN -1.3125 .. -0.8125 THEN FAILED ("B_MIN - A_SMALL NOT IN RANGE"); END IF; X := B_MIN - A_MAX; IF X NOT IN -4.0 .. -3.75 THEN FAILED ("-0.8125 - 3.0 NOT IN RANGE"); END IF; X := B_SMALL - A_MIN; IF X NOT IN 4.0 .. 4.0625 THEN FAILED ("B_SMALL - A_MIN NOT IN RANGE"); END IF; X := B_SMALL - A_MAX; IF X NOT IN -3.0 .. -2.75 THEN FAILED ("B_SMALL - A_MAX NOT IN RANGE"); END IF; X := B_MAX - A_MIN; IF X NOT IN 9.0 .. 9.25 THEN FAILED ("5.0625 - (-4.0) NOT IN RANGE"); END IF; X := B_MAX - A_SMALL; IF X NOT IN 4.56 .. 5.0625 THEN FAILED ("5.0625 - 0.5 NOT IN RANGE"); END IF; X := B_MAX - A_MAX; IF X NOT IN 2.0 .. 2.25 THEN FAILED ("5.0625 - 3.0 NOT IN RANGE"); END IF; EXCEPTION WHEN OTHERS => FAILED ("EXCEPTION RAISED - C"); END C; ------------------------------------------------------------------- RESULT; END C45331A;