1-- CE2403A.TST
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, FOR DIRECT_IO, WRITE RAISES THE EXCEPTION
27--     USE_ERROR IF THE CAPACITY OF THE EXTERNAL FILE IS EXCEEDED.
28--     THIS TEST ONLY CHECKS THAT THE IMPLEMENTATION SUPPORTS AN
29--     EXTERNAL FILE CAPACITY OF 4096 CHARACTERS OR LESS.
30
31-- APPLICABILITY CRITERIA:
32--     THIS TEST IS ONLY APPLICABLE TO IMPLEMENTATIONS WHICH SUPPORT
33--     DIRECT FILES.  ALSO, THE IMPLEMENTATION MUST BE ABLE TO
34--     RESTRICT THE CAPACITY OF AN EXTERNAL FILE.
35
36--     $FORM_STRING2 IS DEFINED SUCH THAT THE CAPACITY OF THE FILE IS
37--     RESTRICTED TO 4096 CHARACTERS OR LESS. IF THE IMPLEMENTATION
38--     CANNOT RESTRICT FILE CAPACITY, $FORM_STRING2 SHOULD EQUAL
39--     "CANNOT_RESTRICT_FILE_CAPACITY".
40
41-- HISTORY:
42--     JLH 07/12/88  CREATED ORIGINAL TEST.
43-- PWN 11/30/94 SUBTYPE QUALIFIED LITERALS FOR ADA 9X.
44
45WITH REPORT; USE REPORT;
46WITH DIRECT_IO;
47
48PROCEDURE CE2403A IS
49
50     SUBTYPE STR512 IS STRING (1 .. 512);
51
52     PACKAGE DIR_IO IS NEW DIRECT_IO (STR512);
53          USE DIR_IO;
54
55     FILE : FILE_TYPE;
56     ITEM : STR512 := (1 .. 512 => 'A');
57     INCOMPLETE : EXCEPTION;
58
59BEGIN
60
61     TEST ("CE2403A", "CHECK FOR DIRECT_IO THAT WRITE RAISES " &
62                      "USE_ERROR IF THE CAPACITY OF THE EXTERNAL " &
63                      "FILE IS EXCEEDED");
64
65     BEGIN
66
67          IF
68$FORM_STRING2
69               = STRING'("CANNOT_RESTRICT_FILE_CAPACITY") THEN
70               NOT_APPLICABLE ("IMPLEMENTATION CANNOT RESTRICT FILE " &
71                               "CAPACITY");
72               RAISE INCOMPLETE;
73          ELSE
74               BEGIN
75                    CREATE (FILE, OUT_FILE, LEGAL_FILE_NAME,
76
77$FORM_STRING2
78);
79               EXCEPTION
80                    WHEN USE_ERROR =>
81                         NOT_APPLICABLE ("USE_ERROR RAISED ON CREATE " &
82                                         "WITH MODE OUT_FILE");
83                         RAISE INCOMPLETE;
84                    WHEN NAME_ERROR =>
85                         NOT_APPLICABLE ("NAME_ERROR RAISED ON " &
86                                         "CREATE WITH MODE OUT_FILE");
87                         RAISE INCOMPLETE;
88                    WHEN OTHERS =>
89                         FAILED ("UNEXPECTED EXCEPTION RAISED ON " &
90                                 "CREATE");
91                         RAISE INCOMPLETE;
92               END;
93          END IF;
94
95          BEGIN
96               FOR I IN 1 .. 9 LOOP
97                    WRITE (FILE, ITEM);
98               END LOOP;
99               FAILED ("USE_ERROR NOT RAISED WHEN THE CAPACITY " &
100                       "OF THE EXTERNAL FILE IS EXCEEDED");
101          EXCEPTION
102               WHEN USE_ERROR =>
103                    NULL;
104          END;
105
106          BEGIN
107               DELETE (FILE);
108          EXCEPTION
109               WHEN USE_ERROR =>
110                    NULL;
111          END;
112
113     EXCEPTION
114          WHEN INCOMPLETE =>
115               NULL;
116
117     END;
118
119     RESULT;
120
121END CE2403A;
122