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-- C96005F.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 PACKAGE CALENDAR + AND - FUNCTIONS WORK PROPERLY,

-- ESPECIALLY WITH VALUES AT MIDNIGHT.

-- GOM 02/18/85

-- JWC 05/14/85

WITH REPORT;

USE REPORT;

WITH CALENDAR;

USE CALENDAR;

PROCEDURE C96005F IS

     CURR_DAY1 : CONSTANT TIME := TIME_OF(1984,1,1,0.0);

     CURR_DAY2 : CONSTANT TIME := TIME_OF(1984,1,1,DAY_DURATION'LAST);

     CURR_DAY3 : CONSTANT TIME := TIME_OF(1984,1,1,10000.0);

     TOMORROW1 : CONSTANT TIME := TIME_OF(1984,1,2,0.0);

     TOMORROW2 : CONSTANT TIME := TIME_OF(1984,1,2,DAY_DURATION'LAST);

     TOMORROW3 : CONSTANT TIME := TIME_OF(1984,1,2,10000.0);

     YESTERDAY1 : CONSTANT TIME := TIME_OF(1983,12,31,0.0);

     YESTERDAY2 : CONSTANT TIME := TIME_OF(1983,12,31,

                                           DAY_DURATION'LAST);

     YESTERDAY3 : CONSTANT TIME := TIME_OF(1983,12,31,10000.0);

BEGIN

     TEST("C96005F","CHECKING PACKAGE CALENDAR + AND - FUNCTIONS");

     -- CHECK IF ADDING ONE DAY TO 'CURR_DAY#' TIMES YIELDS

     -- TIMES EQUAL TO 'TOMORROW'.

     IF (CURR_DAY1 + DAY_DURATION'LAST) /= TOMORROW1 THEN

          FAILED("FAILURE IN ADDING 1 DAY TO 'CURR_DAY1'");

     END IF;

     IF (CURR_DAY2 + DAY_DURATION'LAST) /= TOMORROW2 THEN

          FAILED("FAILURE IN ADDING 1 DAY TO 'CURR_DAY2'");

     END IF;

     IF (CURR_DAY3 + DAY_DURATION'LAST) /= TOMORROW3 THEN

          FAILED("FAILURE IN ADDING 1 DAY TO 'CURR_DAY3'");

     END IF;

     IF (CURR_DAY1 + DAY_DURATION'LAST) /= CURR_DAY2 THEN

          FAILED("'CURR_DAY1' + 1 /= 'CURR_DAY2'");

     END IF;

     -- CHECK IF SUBTRACTING ONE DAY FROM 'CURR_DAY#' TIMES YIELDS

     -- TIMES EQUAL TO 'YESTERDAY'.

     IF (CURR_DAY1 - DAY_DURATION'LAST) /= YESTERDAY1 THEN

          FAILED("FAILURE IN SUBTRACTING 1 DAY FROM 'CURR_DAY1'");

     END IF;

     IF (CURR_DAY2 - DAY_DURATION'LAST) /= YESTERDAY2 THEN

          FAILED("FAILURE IN SUBTRACTING 1 DAY FROM 'CURR_DAY2'");

     END IF;

     IF (CURR_DAY3 - DAY_DURATION'LAST) /= YESTERDAY3 THEN

          FAILED("FAILURE IN SUBTRACTING 1 DAY FROM 'CURR_DAY3'");

     END IF;

     IF (CURR_DAY2 - DAY_DURATION'LAST) /= CURR_DAY1 THEN

          FAILED("'CURR_DAY2' - 1 /= 'CURR_DAY1'");

     END IF;

     RESULT;

END C96005F;