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-- C52104H.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 LENGTHS MUST MATCH IN ARRAY AND SLICE ASSIGNMENTS.

--    MORE SPECIFICALLY, TEST THAT ATTEMPTED ASSIGNMENTS BETWEEN

--    ARRAYS WITH NON-MATCHING LENGTHS LEAVE THE DESTINATION ARRAY

--    INTACT AND CAUSE  CONSTRAINT_ERROR  TO BE RAISED.

--    (OVERLAPS BETWEEN THE OPERANDS OF THE ASSIGNMENT STATEMENT

--    ARE TREATED ELSEWHERE.)

-- THIS IS THE THIRD FILE IN

--    DIVISION  B : STATICALLY-DETERMINABLE NULL LENGTHS.

-- RM 07/20/81

-- SPS 3/22/83

WITH REPORT;

PROCEDURE  C52104H  IS

     USE  REPORT ;

BEGIN

     TEST( "C52104H" , "CHECK THAT IN ARRAY ASSIGNMENTS AND IN SLICE" &

                       " ASSIGNMENTS  THE LENGTHS MUST MATCH" );

     --                              ( EACH DIVISION COMPRISES 3 FILES,

     --                                COVERING RESPECTIVELY THE FIRST

     --                                3 , NEXT 2 , AND LAST 3 OF THE 8

     --                                SELECTIONS FOR THE DIVISION.)

     -------------------------------------------------------------------

     --    (7) UNSLICED OBJECTS OF THE PREDEFINED TYPE  'STRING'  (BY

     --        THEMSELVES).

     DECLARE

          ARR71  :  STRING( 1..1 )  := "A" ;

          ARR72  :  STRING( 5..4 )  := ""  ;

     BEGIN

          -- STRING ASSIGNMENT:

          ARR72 := ARR71 ;

          FAILED( "EXCEPTION NOT RAISED  -  SUBTEST 7" );

     EXCEPTION

          WHEN  CONSTRAINT_ERROR =>

               -- CHECKING THE VALUES AFTER THE STRING ASSIGNMENT:

               IF  ARR72 /= ""

               THEN

                    FAILED( "ORIGINAL VALUE ALTERED (7)" );

               END IF;

          WHEN  OTHERS  =>

               FAILED( "WRONG EXCEPTION RAISED  -  SUBTEST 7" );

     END ;

     -------------------------------------------------------------------

     --    (8) SLICED OBJECTS OF THE PREDEFINED TYPE  'STRING' , WITH

     --        STRING LITERALS.

     --

     DECLARE

          ARR82 : STRING( 5..9 ) ;

     BEGIN

          -- INITIALIZATION OF LHS ARRAY:

          ARR82( 5..9 )  :=  "QUINC"  ;

          -- STRING LITERAL ASSIGNMENT:

          ARR82( 5..9 )( 6..9 )( 6..5 ) :=  "ABC" ;

          FAILED( "EXCEPTION NOT RAISED  -  SUBTEST 8" );

     EXCEPTION

          WHEN  CONSTRAINT_ERROR =>

               -- CHECKING THE VALUES AFTER THE STRING ASSIGNMENT:

               IF  ARR82           /=  "QUINC"  OR

                   ARR82(  5..9  ) /=  "QUINC"

               THEN

                    FAILED( "ORIGINAL VALUE ALTERED (8)" );

               END IF;

          WHEN  OTHERS  =>

               FAILED( "WRONG EXCEPTION RAISED  -  SUBTEST 8" );

     END ;

     -------------------------------------------------------------------

     --    (9) SLICED OBJECTS OF THE PREDEFINED TYPE  'STRING'  (BY

     --        THEMSELVES).

     --

     DECLARE

          SUBTYPE  TA92  IS  STRING( 5..9 ) ;

          ARR91  :  STRING( 1..5 )  := "ABCDE" ;

          ARR92  :  TA92 ;

     BEGIN

          -- INITIALIZATION OF LHS ARRAY:

          ARR92( 5..9 )  :=  "QUINC"  ;

          -- STRING SLICE ASSIGNMENT:

          ARR92( 5..9 )( 6..9 )( 8..7 ) :=  ARR91( 1..5 )( 5..7 ) ;

          FAILED( "EXCEPTION NOT RAISED  -  SUBTEST 9" );

     EXCEPTION

          WHEN  CONSTRAINT_ERROR =>

               -- CHECKING THE VALUES AFTER THE STRING ASSIGNMENT:

               IF ARR92           /=  "QUINC"  OR

                  ARR92(  5..9  ) /=  "QUINC"

               THEN

                    FAILED( "ORIGINAL VALUE ALTERED (9)" );

               END IF;

          WHEN  OTHERS  =>

               FAILED( "WRONG EXCEPTION RAISED  -  SUBTEST 9" );

     END ;

     -------------------------------------------------------------------

     RESULT ;

END C52104H;