gcc/testsuite/ada/acats/tests/cc/cc3019a.ada

   1 -- CC3019A.ADA
   2
   3 --                             Grant of Unlimited Rights
   4 --
   5 --     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
   6 --     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
   7 --     unlimited rights in the software and documentation contained herein.
   8 --     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making
   9 --     this public release, the Government intends to confer upon all
  10 --     recipients unlimited rights  equal to those held by the Government.
  11 --     These rights include rights to use, duplicate, release or disclose the
  12 --     released technical data and computer software in whole or in part, in
  13 --     any manner and for any purpose whatsoever, and to have or permit others
  14 --     to do so.
  15 --
  16 --                                    DISCLAIMER
  17 --
  18 --     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
  19 --     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
  20 --     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
  21 --     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
  22 --     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
  23 --     PARTICULAR PURPOSE OF SAID MATERIAL.
  24 --*
  25 -- CHECK THAT INSTANTIATIONS OF NESTED GENERIC UNITS ARE PROCESSED
  26 -- CORRECTLY.
  27
  28 -- JBG 11/6/85
  29
  30 GENERIC
  31      TYPE ELEMENT_TYPE IS PRIVATE;
  32 PACKAGE CC3019A_QUEUES IS
  33
  34      TYPE QUEUE_TYPE IS PRIVATE;
  35
  36      PROCEDURE ADD (TO_Q : IN OUT QUEUE_TYPE;
  37                     VALUE : ELEMENT_TYPE);
  38
  39      GENERIC
  40           WITH PROCEDURE APPLY (VAL : ELEMENT_TYPE);
  41      PROCEDURE ITERATOR (TO_Q : QUEUE_TYPE);
  42
  43 PRIVATE
  44
  45      TYPE CONTENTS_TYPE IS ARRAY (1..3) OF ELEMENT_TYPE;
  46      TYPE QUEUE_TYPE IS
  47           RECORD
  48                CONTENTS : CONTENTS_TYPE;
  49                SIZE     : NATURAL := 0;
  50           END RECORD;
  51
  52 END CC3019A_QUEUES;
  53
  54 PACKAGE BODY CC3019A_QUEUES IS
  55
  56      PROCEDURE ADD (TO_Q : IN OUT QUEUE_TYPE;
  57                     VALUE : ELEMENT_TYPE) IS
  58      BEGIN
  59           TO_Q.SIZE := TO_Q.SIZE + 1;
  60           TO_Q.CONTENTS(TO_Q.SIZE) := VALUE;
  61      END ADD;
  62
  63 --   GENERIC
  64 --        WITH PROCEDURE APPLY (VAL : ELEMENT_TYPE);
  65      PROCEDURE ITERATOR (TO_Q : QUEUE_TYPE) IS
  66      BEGIN
  67           FOR I IN TO_Q.CONTENTS'FIRST .. TO_Q.SIZE LOOP
  68                APPLY (TO_Q.CONTENTS(I));
  69           END LOOP;
  70      END ITERATOR;
  71
  72 END CC3019A_QUEUES;
  73
  74 WITH REPORT; USE REPORT;
  75 WITH CC3019A_QUEUES;
  76 PROCEDURE CC3019A IS
  77
  78      SUBTYPE STR6 IS STRING (1..6);
  79
  80      TYPE STR6_ARR IS ARRAY (1..3) OF STR6;
  81      STR6_VALS : STR6_ARR := ("111111", "222222",
  82                                IDENT_STR("333333"));
  83      CUR_STR_INDEX : NATURAL := 1;
  84
  85      TYPE INT_ARR IS ARRAY (1..3) OF INTEGER;
  86      INT_VALS : INT_ARR := (-1, 3, IDENT_INT(3));
  87      CUR_INT_INDEX : NATURAL := 1;
  88
  89 -- THIS PROCEDURE IS CALLED ONCE FOR EACH ELEMENT OF THE QUEUE
  90 --
  91      PROCEDURE CHECK_STR (VAL : STR6) IS
  92      BEGIN
  93           IF VAL /= STR6_VALS(CUR_STR_INDEX) THEN
  94                FAILED ("STR6 ITERATOR FOR INDEX =" &
  95                        INTEGER'IMAGE(CUR_STR_INDEX) & " WITH VALUE " &
  96                        """" & VAL & """");
  97           END IF;
  98           CUR_STR_INDEX := CUR_STR_INDEX + 1;
  99      EXCEPTION
 100           WHEN CONSTRAINT_ERROR =>
 101                FAILED ("STR6 - CONSTRAINT_ERROR RAISED");
 102           WHEN OTHERS =>
 103                FAILED ("STR6 - UNEXPECTED EXCEPTION");
 104      END CHECK_STR;
 105
 106      PROCEDURE CHECK_INT (VAL : INTEGER) IS
 107      BEGIN
 108           IF VAL /= INT_VALS(CUR_INT_INDEX) THEN
 109                FAILED ("INTEGER ITERATOR FOR INDEX =" &
 110                        INTEGER'IMAGE(CUR_INT_INDEX) & " WITH VALUE " &
 111                        """" & INTEGER'IMAGE(VAL) & """");
 112           END IF;
 113           CUR_INT_INDEX := CUR_INT_INDEX + 1;
 114      EXCEPTION
 115           WHEN CONSTRAINT_ERROR =>
 116                FAILED ("INTEGER - CONSTRAINT_ERROR RAISED");
 117           WHEN OTHERS =>
 118                FAILED ("INTEGER - UNEXPECTED EXCEPTION");
 119      END CHECK_INT;
 120
 121      PACKAGE STR6_QUEUE IS NEW CC3019A_QUEUES (STR6);
 122      USE STR6_QUEUE;
 123
 124      PACKAGE INT_QUEUE IS NEW CC3019A_QUEUES (INTEGER);
 125      USE INT_QUEUE;
 126
 127 BEGIN
 128
 129      TEST ("CC3019A", "CHECK NESTED GENERICS - ITERATORS");
 130
 131      DECLARE
 132           Q1 : STR6_QUEUE.QUEUE_TYPE;
 133
 134           PROCEDURE CHK_STR IS NEW STR6_QUEUE.ITERATOR (CHECK_STR);
 135
 136      BEGIN
 137
 138           ADD (Q1, "111111");
 139           ADD (Q1, "222222");
 140           ADD (Q1, "333333");
 141
 142           CUR_STR_INDEX := 1;
 143           CHK_STR (Q1);
 144
 145      EXCEPTION
 146           WHEN OTHERS =>
 147                FAILED ("UNEXPECTED EXCEPTION - Q1");
 148      END;
 149
 150 -- REPEAT FOR INTEGERS
 151
 152      DECLARE
 153           Q2 : INT_QUEUE.QUEUE_TYPE;
 154
 155           PROCEDURE CHK_INT IS NEW INT_QUEUE.ITERATOR (CHECK_INT);
 156
 157      BEGIN
 158
 159           ADD (Q2, -1);
 160           ADD (Q2, 3);
 161           ADD (Q2, 3);
 162
 163           CUR_INT_INDEX := 1;
 164           CHK_INT (Q2);
 165
 166      EXCEPTION
 167           WHEN OTHERS =>
 168                FAILED ("UNEXPECTED EXCEPTION - Q2");
 169      END;
 170
 171      RESULT;
 172
 173 END CC3019A;