1-- CE2103C.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 IS_OPEN RETURNS THE PROPER VALUES FOR FILES OF
27--     TYPE SEQUENTIAL_IO.
28
29--          B) OPENED FILES
30
31-- APPLICABILITY CRITERIA:
32--     THIS TEST IS APPLICABLE ONLY TO IMPLEMENTATIONS WHICH SUPPORT
33--     SEQUENTIAL FILES.
34
35-- HISTORY:
36--     SPW 08/10/87  CREATED ORIGINAL TEST.
37
38WITH REPORT; USE REPORT;
39WITH SEQUENTIAL_IO;
40
41PROCEDURE CE2103C IS
42
43     PACKAGE SEQ_IO IS NEW SEQUENTIAL_IO(CHARACTER);
44     USE SEQ_IO;
45     INCOMPLETE : EXCEPTION;
46     TEST_FILE_ONE : SEQ_IO.FILE_TYPE;
47     VAL : BOOLEAN;
48
49BEGIN
50
51     TEST ("CE2103C", "CHECK THAT IS_OPEN RETURNS THE PROPER " &
52                      "VALUES FOR FILES OF TYPE SEQUENTIAL_IO");
53
54-- FOLLOWING A CREATE
55
56     VAL := FALSE;
57
58     BEGIN
59          CREATE (TEST_FILE_ONE, OUT_FILE, LEGAL_FILE_NAME);
60     EXCEPTION
61          WHEN USE_ERROR =>
62               NOT_APPLICABLE ("USE_ERROR RAISED ON CREATE WITH " &
63                               "OUT_FILE MODE");
64               RAISE INCOMPLETE;
65          WHEN NAME_ERROR =>
66               NOT_APPLICABLE ("NAME_ERROR RAISED ON CREATE WITH " &
67                               "OUT_FILE MODE");
68               RAISE INCOMPLETE;
69     END;
70
71     VAL := IS_OPEN (TEST_FILE_ONE);
72
73     IF VAL = FALSE THEN
74          FAILED ("IS_OPEN RETURNS FALSE AFTER CREATE");
75     END IF;
76
77-- FOLLOWING CLOSE
78
79     VAL := TRUE;
80     CLOSE (TEST_FILE_ONE);
81     VAL := IS_OPEN (TEST_FILE_ONE);
82     IF VAL = TRUE THEN
83          FAILED ("IS_OPEN RETURNS TRUE AFTER CLOSE");
84     END IF;
85
86-- FOLLOWING OPEN
87
88     VAL := FALSE;
89
90     BEGIN
91          OPEN (TEST_FILE_ONE, IN_FILE, LEGAL_FILE_NAME);
92     EXCEPTION
93          WHEN USE_ERROR =>
94               IF IS_OPEN (TEST_FILE_ONE) /= FALSE THEN
95                    FAILED ("IS_OPEN GIVES TRUE ON " &
96                            "UNSUCESSFUL OPEN");
97               END IF;
98               RAISE INCOMPLETE;
99     END;
100
101     VAL := IS_OPEN (TEST_FILE_ONE);
102     IF VAL = FALSE THEN
103          FAILED ("IS_OPEN RETURNS FALSE AFTER OPEN");
104     END IF;
105
106-- AFTER RESET
107
108     VAL := FALSE;
109
110     BEGIN
111          RESET (TEST_FILE_ONE);
112     EXCEPTION
113          WHEN USE_ERROR =>
114               NULL;
115     END;
116
117     VAL := IS_OPEN (TEST_FILE_ONE);
118     IF VAL = FALSE THEN
119          FAILED ("IS_OPEN RETURNS FALSE AFTER RESET");
120     END IF;
121
122-- AFTER DELETE
123
124     VAL := TRUE;
125
126     BEGIN
127          DELETE (TEST_FILE_ONE);
128     EXCEPTION
129          WHEN USE_ERROR =>
130               IF IS_OPEN (TEST_FILE_ONE) /= FALSE THEN
131                    FAILED ("IS_OPEN GIVES TRUE ON UNSUCCESSFUL " &
132                            "DELETE");
133               END IF;
134               RAISE INCOMPLETE;
135     END;
136
137     VAL := IS_OPEN (TEST_FILE_ONE);
138     IF VAL = TRUE THEN
139          FAILED ("IS_OPEN RETURNS TRUE AFTER DELETE");
140     END IF;
141
142     RESULT;
143
144EXCEPTION
145
146     WHEN INCOMPLETE =>
147          RESULT;
148
149END CE2103C;
150