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1 149 jeremybenn
-- C52104H.ADA
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--                             Grant of Unlimited Rights
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--
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--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained 
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--     unlimited rights in the software and documentation contained herein.
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--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making 
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--     this public release, the Government intends to confer upon all 
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--     recipients unlimited rights  equal to those held by the Government.  
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--     These rights include rights to use, duplicate, release or disclose the 
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--     released technical data and computer software in whole or in part, in 
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--     any manner and for any purpose whatsoever, and to have or permit others 
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--     to do so.
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--
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--                                    DISCLAIMER
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--
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--     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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--     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED 
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--     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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--     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE 
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--     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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--     PARTICULAR PURPOSE OF SAID MATERIAL.
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--*
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-- CHECK THAT LENGTHS MUST MATCH IN ARRAY AND SLICE ASSIGNMENTS.
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--    MORE SPECIFICALLY, TEST THAT ATTEMPTED ASSIGNMENTS BETWEEN
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--    ARRAYS WITH NON-MATCHING LENGTHS LEAVE THE DESTINATION ARRAY
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--    INTACT AND CAUSE  CONSTRAINT_ERROR  TO BE RAISED.
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--    (OVERLAPS BETWEEN THE OPERANDS OF THE ASSIGNMENT STATEMENT
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--    ARE TREATED ELSEWHERE.)
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-- THIS IS THE THIRD FILE IN
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--    DIVISION  B : STATICALLY-DETERMINABLE NULL LENGTHS.
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-- RM 07/20/81
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-- SPS 3/22/83
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WITH REPORT;
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PROCEDURE  C52104H  IS
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     USE  REPORT ;
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BEGIN
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     TEST( "C52104H" , "CHECK THAT IN ARRAY ASSIGNMENTS AND IN SLICE" &
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                       " ASSIGNMENTS  THE LENGTHS MUST MATCH" );
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     --                              ( EACH DIVISION COMPRISES 3 FILES,
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     --                                COVERING RESPECTIVELY THE FIRST
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     --                                3 , NEXT 2 , AND LAST 3 OF THE 8
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     --                                SELECTIONS FOR THE DIVISION.)
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     -------------------------------------------------------------------
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     --    (7) UNSLICED OBJECTS OF THE PREDEFINED TYPE  'STRING'  (BY
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     --        THEMSELVES).
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     DECLARE
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          ARR71  :  STRING( 1..1 )  := "A" ;
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          ARR72  :  STRING( 5..4 )  := ""  ;
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     BEGIN
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          -- STRING ASSIGNMENT:
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          ARR72 := ARR71 ;
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          FAILED( "EXCEPTION NOT RAISED  -  SUBTEST 7" );
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     EXCEPTION
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          WHEN  CONSTRAINT_ERROR =>
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               -- CHECKING THE VALUES AFTER THE STRING ASSIGNMENT:
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               IF  ARR72 /= ""
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               THEN
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                    FAILED( "ORIGINAL VALUE ALTERED (7)" );
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               END IF;
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          WHEN  OTHERS  =>
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               FAILED( "WRONG EXCEPTION RAISED  -  SUBTEST 7" );
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     END ;
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     -------------------------------------------------------------------
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     --    (8) SLICED OBJECTS OF THE PREDEFINED TYPE  'STRING' , WITH
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     --        STRING LITERALS.
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     --
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     DECLARE
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          ARR82 : STRING( 5..9 ) ;
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     BEGIN
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          -- INITIALIZATION OF LHS ARRAY:
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          ARR82( 5..9 )  :=  "QUINC"  ;
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          -- STRING LITERAL ASSIGNMENT:
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          ARR82( 5..9 )( 6..9 )( 6..5 ) :=  "ABC" ;
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          FAILED( "EXCEPTION NOT RAISED  -  SUBTEST 8" );
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     EXCEPTION
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          WHEN  CONSTRAINT_ERROR =>
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               -- CHECKING THE VALUES AFTER THE STRING ASSIGNMENT:
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               IF  ARR82           /=  "QUINC"  OR
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                   ARR82(  5..9  ) /=  "QUINC"
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               THEN
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                    FAILED( "ORIGINAL VALUE ALTERED (8)" );
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               END IF;
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          WHEN  OTHERS  =>
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               FAILED( "WRONG EXCEPTION RAISED  -  SUBTEST 8" );
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     END ;
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     -------------------------------------------------------------------
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     --    (9) SLICED OBJECTS OF THE PREDEFINED TYPE  'STRING'  (BY
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     --        THEMSELVES).
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     --
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     DECLARE
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          SUBTYPE  TA92  IS  STRING( 5..9 ) ;
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          ARR91  :  STRING( 1..5 )  := "ABCDE" ;
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          ARR92  :  TA92 ;
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     BEGIN
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          -- INITIALIZATION OF LHS ARRAY:
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          ARR92( 5..9 )  :=  "QUINC"  ;
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          -- STRING SLICE ASSIGNMENT:
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          ARR92( 5..9 )( 6..9 )( 8..7 ) :=  ARR91( 1..5 )( 5..7 ) ;
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          FAILED( "EXCEPTION NOT RAISED  -  SUBTEST 9" );
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     EXCEPTION
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          WHEN  CONSTRAINT_ERROR =>
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               -- CHECKING THE VALUES AFTER THE STRING ASSIGNMENT:
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               IF ARR92           /=  "QUINC"  OR
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                  ARR92(  5..9  ) /=  "QUINC"
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               THEN
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                    FAILED( "ORIGINAL VALUE ALTERED (9)" );
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               END IF;
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          WHEN  OTHERS  =>
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               FAILED( "WRONG EXCEPTION RAISED  -  SUBTEST 9" );
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     END ;
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     -------------------------------------------------------------------
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     RESULT ;
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END C52104H;

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