1-- C34007P.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-- OBJECTIVE:
26--     CHECK THAT THE REQUIRED PREDEFINED OPERATIONS ARE DECLARED
27--     (IMPLICITLY) FOR DERIVED ACCESS TYPES WHOSE DESIGNATED TYPE IS A
28--     RECORD TYPE WITH DISCRIMINANTS.
29
30-- HISTORY:
31--     JRK 09/29/86  CREATED ORIGINAL TEST.
32--     BCB 10/21/87  CHANGED HEADER TO STANDARD FORMAT.  REVISED TEST SO
33--                   T'STORAGE_SIZE IS NOT REQUIRED TO BE > 1.
34--     BCB 09/26/88  REMOVED COMPARISON INVOLVING OBJECT SIZE.
35--     BCB 03/07/90  PUT CHECK FOR 'STORAGE_SIZE IN EXCEPTION HANDLER.
36--     THS 09/18/90  REMOVED DECLARATION OF B, MADE THE BODY OF
37--                   PROCEDURE A NULL, AND DELETED ALL REFERENCES TO B.
38--     PWN 01/31/95  REMOVED INCONSISTENCIES WITH ADA 9X.
39
40WITH SYSTEM; USE SYSTEM;
41WITH REPORT; USE REPORT;
42
43PROCEDURE C34007P IS
44
45     SUBTYPE COMPONENT IS INTEGER;
46
47     SUBTYPE LENGTH IS NATURAL RANGE 0 .. 10;
48
49     TYPE DESIGNATED (B : BOOLEAN := TRUE; L : LENGTH := 1) IS
50          RECORD
51               I : INTEGER;
52               CASE B IS
53                    WHEN TRUE =>
54                         S : STRING (1 .. L);
55                         C : COMPONENT;
56                    WHEN FALSE =>
57                         F : FLOAT := 5.0;
58               END CASE;
59          END RECORD;
60
61     SUBTYPE SUBDESIGNATED IS DESIGNATED (IDENT_BOOL (TRUE),
62                                          IDENT_INT (3));
63
64     PACKAGE PKG IS
65
66          TYPE PARENT IS ACCESS DESIGNATED;
67
68          FUNCTION CREATE ( B : BOOLEAN;
69                            L : LENGTH;
70                            I : INTEGER;
71                            S : STRING;
72                            C : COMPONENT;
73                            F : FLOAT;
74                            X : PARENT  -- TO RESOLVE OVERLOADING.
75                          ) RETURN PARENT;
76
77     END PKG;
78
79     USE PKG;
80
81     TYPE T IS NEW PARENT (IDENT_BOOL (TRUE), IDENT_INT (3));
82
83     X : T       := NEW DESIGNATED'(TRUE, 3, 2, "AAA", 2);
84     K : INTEGER := X'SIZE;
85     Y : T       := NEW DESIGNATED'(TRUE, 3, 1, "ABC", 4);
86     W : PARENT  := NEW DESIGNATED'(TRUE, 3, 2, "AAA", 2);
87     C : COMPONENT := 1;
88
89     PROCEDURE A (X : ADDRESS) IS
90     BEGIN
91          NULL;
92     END A;
93
94     PACKAGE BODY PKG IS
95
96          FUNCTION CREATE
97             ( B : BOOLEAN;
98               L : LENGTH;
99               I : INTEGER;
100               S : STRING;
101               C : COMPONENT;
102               F : FLOAT;
103               X : PARENT
104             ) RETURN PARENT
105          IS
106          BEGIN
107               CASE B IS
108                    WHEN TRUE =>
109                         RETURN NEW DESIGNATED'(TRUE, L, I, S, C);
110                    WHEN FALSE =>
111                         RETURN NEW DESIGNATED'(FALSE, L, I, F);
112               END CASE;
113          END CREATE;
114
115     END PKG;
116
117     FUNCTION IDENT (X : T) RETURN T IS
118     BEGIN
119          IF X = NULL OR ELSE EQUAL (X.I, X.I) THEN
120               RETURN X;                          -- ALWAYS EXECUTED.
121          END IF;
122          RETURN NEW DESIGNATED'(TRUE, 3, -1, "---", -1);
123     END IDENT;
124
125BEGIN
126     TEST ("C34007P", "CHECK THAT THE REQUIRED PREDEFINED OPERATIONS " &
127                      "ARE DECLARED (IMPLICITLY) FOR DERIVED " &
128                      "ACCESS TYPES WHOSE DESIGNATED TYPE IS A " &
129                      "RECORD TYPE WITH DISCRIMINANTS");
130
131     IF Y = NULL OR ELSE Y.ALL /= (TRUE, 3, 1, "ABC", 4) THEN
132          FAILED ("INCORRECT INITIALIZATION");
133     END IF;
134
135     X := IDENT (Y);
136     IF X /= Y THEN
137          FAILED ("INCORRECT :=");
138     END IF;
139
140     IF T'(X) /= Y THEN
141          FAILED ("INCORRECT QUALIFICATION");
142     END IF;
143
144     IF T (X) /= Y THEN
145          FAILED ("INCORRECT SELF CONVERSION");
146     END IF;
147
148     IF EQUAL (3, 3) THEN
149          W := NEW DESIGNATED'(TRUE, 3, 1, "ABC", 4);
150     END IF;
151     X := T (W);
152     IF X = NULL OR ELSE X = Y OR ELSE
153        X.ALL /= (TRUE, 3, 1, "ABC", 4) THEN
154          FAILED ("INCORRECT CONVERSION FROM PARENT");
155     END IF;
156
157     X := IDENT (Y);
158     W := PARENT (X);
159     IF W = NULL OR ELSE W.ALL /= (TRUE, 3, 1, "ABC", 4) OR ELSE
160        T (W) /= Y THEN
161          FAILED ("INCORRECT CONVERSION TO PARENT - 1");
162     END IF;
163
164     W := PARENT (CREATE (FALSE, 2, 3, "XX", 5, 6.0, X));
165     IF W = NULL OR ELSE W.ALL /= (FALSE, 2, 3, 6.0) THEN
166          FAILED ("INCORRECT CONVERSION TO PARENT - 2");
167     END IF;
168
169     IF IDENT (NULL) /= NULL OR X = NULL THEN
170          FAILED ("INCORRECT NULL");
171     END IF;
172
173     X := IDENT (NEW DESIGNATED'(TRUE, 3, 1, "ABC", 4));
174     IF (X = NULL OR ELSE X = Y OR ELSE
175         X.ALL /= (TRUE, 3, 1, "ABC", 4)) OR
176        X = NEW DESIGNATED'(FALSE, 3, 1, 4.0) THEN
177          FAILED ("INCORRECT ALLOCATOR");
178     END IF;
179
180     X := IDENT (Y);
181     IF X.B /= TRUE OR X.L /= 3 OR
182        CREATE (FALSE, 2, 3, "XX", 5, 6.0, X) . B /= FALSE OR
183        CREATE (FALSE, 2, 3, "XX", 5, 6.0, X) . L /= 2 THEN
184          FAILED ("INCORRECT SELECTION (DISCRIMINANT)");
185     END IF;
186
187     IF X.I /= 1 OR X.S /= "ABC" OR X.C /= 4 OR
188        CREATE (FALSE, 2, 3, "XX", 5, 6.0, X) . I /= 3 OR
189        CREATE (FALSE, 2, 3, "XX", 5, 6.0, X) . F /= 6.0 THEN
190          FAILED ("INCORRECT SELECTION (VALUE)");
191     END IF;
192
193     X.I := IDENT_INT (7);
194     X.S := IDENT_STR ("XYZ");
195     X.C := IDENT_INT (9);
196     IF X /= Y OR Y.ALL /= (TRUE, 3, 7, "XYZ", 9) THEN
197          FAILED ("INCORRECT SELECTION (ASSIGNMENT)");
198     END IF;
199
200     Y.ALL := (TRUE, 3, 1, "ABC", 4);
201     X := IDENT (Y);
202     BEGIN
203          CREATE (FALSE, 2, 3, "XX", 5, 6.0, X) . I := 10;
204          CREATE (FALSE, 2, 3, "XX", 5, 6.0, X) . F := 10.0;
205     EXCEPTION
206          WHEN OTHERS =>
207               FAILED ("EXCEPTION FOR SELECTION (ASSIGNMENT)");
208     END;
209
210     IF X.ALL /= (TRUE, 3, 1, "ABC", 4) OR
211        CREATE (FALSE, 2, 3, "XX", 5, 6.0, X) . ALL /=
212        (FALSE, 2, 3, 6.0) THEN
213          FAILED ("INCORRECT .ALL (VALUE)");
214     END IF;
215
216     X.ALL := (TRUE, 3, 10, "ZZZ", 15);
217     IF X /= Y OR Y.ALL /= (TRUE, 3, 10, "ZZZ", 15) THEN
218          FAILED ("INCORRECT .ALL (ASSIGNMENT)");
219     END IF;
220
221     Y.ALL := (TRUE, 3, 1, "ABC", 4);
222     BEGIN
223          CREATE (FALSE, 2, 3, "XX", 5, 6.0, X) . ALL :=
224               (FALSE, 2, 10, 15.0);
225     EXCEPTION
226          WHEN OTHERS =>
227               FAILED ("EXCEPTION FOR .ALL (ASSIGNMENT)");
228     END;
229
230     X := IDENT (NULL);
231     BEGIN
232          IF X.ALL = (FALSE, 0, 0, 0.0) THEN
233               FAILED ("NO EXCEPTION FOR NULL.ALL - 1");
234          ELSE FAILED ("NO EXCEPTION FOR NULL.ALL - 2");
235          END IF;
236     EXCEPTION
237          WHEN CONSTRAINT_ERROR =>
238               NULL;
239          WHEN OTHERS =>
240               FAILED ("WRONG EXCEPTION FOR NULL.ALL");
241     END;
242
243     X := IDENT (Y);
244     IF X = NULL OR X = NEW SUBDESIGNATED OR NOT (X = Y) OR
245        X = CREATE (FALSE, 2, 3, "XX", 5, 6.0, X) THEN
246          FAILED ("INCORRECT =");
247     END IF;
248
249     IF X /= Y OR NOT (X /= NULL) OR
250        NOT (X /= CREATE (FALSE, 2, 3, "XX", 5, 6.0, X)) THEN
251          FAILED ("INCORRECT /=");
252     END IF;
253
254     IF NOT (X IN T) OR CREATE (FALSE, 2, 3, "XX", 5, 6.0, X) IN T THEN
255          FAILED ("INCORRECT ""IN""");
256     END IF;
257
258     IF X NOT IN T OR
259        NOT (CREATE (FALSE, 2, 3, "XX", 5, 6.0, X) NOT IN T) THEN
260          FAILED ("INCORRECT ""NOT IN""");
261     END IF;
262
263     A (X'ADDRESS);
264
265     IF T'SIZE < 1 THEN
266          FAILED ("INCORRECT TYPE'SIZE");
267     END IF;
268
269     BEGIN
270          IF T'STORAGE_SIZE /= PARENT'STORAGE_SIZE THEN
271               FAILED ("COLLECTION SIZE OF DERIVED TYPE IS NOT " &
272                       "EQUAL TO COLLECTION SIZE OF PARENT TYPE");
273          END IF;
274     EXCEPTION
275          WHEN PROGRAM_ERROR =>
276               COMMENT ("PROGRAM_ERROR RAISED FOR " &
277                        "UNDEFINED STORAGE_SIZE (AI-00608)");
278          WHEN OTHERS =>
279               FAILED ("UNEXPECTED EXCEPTION RAISED");
280     END;
281
282     RESULT;
283END C34007P;
284