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52ad194e | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
7035cd9e MP |
2 | /*** |
3 | This file is part of systemd | |
4 | ||
5 | Copyright 2015 Tom Gundersen | |
6 | ||
7 | systemd is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU Lesser General Public License as published by | |
9 | the Free Software Foundation; either version 2.1 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | systemd is distributed in the hope that it will be useful, but | |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public License | |
18 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
19 | ***/ | |
20 | ||
21 | #include "bitmap.h" | |
22 | ||
23 | int main(int argc, const char *argv[]) { | |
13d276d0 | 24 | _cleanup_bitmap_free_ Bitmap *b = NULL, *b2 = NULL; |
7035cd9e MP |
25 | Iterator it; |
26 | unsigned n = (unsigned) -1, i = 0; | |
27 | ||
28 | b = bitmap_new(); | |
29 | assert_se(b); | |
30 | ||
31 | assert_se(bitmap_ensure_allocated(&b) == 0); | |
32 | bitmap_free(b); | |
33 | b = NULL; | |
34 | assert_se(bitmap_ensure_allocated(&b) == 0); | |
35 | ||
36 | assert_se(bitmap_isset(b, 0) == false); | |
37 | assert_se(bitmap_isset(b, 1) == false); | |
38 | assert_se(bitmap_isset(b, 256) == false); | |
39 | assert_se(bitmap_isclear(b) == true); | |
40 | ||
41 | assert_se(bitmap_set(b, 0) == 0); | |
42 | assert_se(bitmap_isset(b, 0) == true); | |
43 | assert_se(bitmap_isclear(b) == false); | |
44 | bitmap_unset(b, 0); | |
45 | assert_se(bitmap_isset(b, 0) == false); | |
46 | assert_se(bitmap_isclear(b) == true); | |
47 | ||
48 | assert_se(bitmap_set(b, 1) == 0); | |
49 | assert_se(bitmap_isset(b, 1) == true); | |
50 | assert_se(bitmap_isclear(b) == false); | |
51 | bitmap_unset(b, 1); | |
52 | assert_se(bitmap_isset(b, 1) == false); | |
53 | assert_se(bitmap_isclear(b) == true); | |
54 | ||
55 | assert_se(bitmap_set(b, 256) == 0); | |
56 | assert_se(bitmap_isset(b, 256) == true); | |
57 | assert_se(bitmap_isclear(b) == false); | |
58 | bitmap_unset(b, 256); | |
59 | assert_se(bitmap_isset(b, 256) == false); | |
60 | assert_se(bitmap_isclear(b) == true); | |
61 | ||
62 | assert_se(bitmap_set(b, 32) == 0); | |
63 | bitmap_unset(b, 0); | |
64 | assert_se(bitmap_isset(b, 32) == true); | |
65 | bitmap_unset(b, 32); | |
66 | ||
67 | BITMAP_FOREACH(n, NULL, it) | |
68 | assert_not_reached("NULL bitmap"); | |
69 | ||
70 | assert_se(bitmap_set(b, 0) == 0); | |
71 | assert_se(bitmap_set(b, 1) == 0); | |
72 | assert_se(bitmap_set(b, 256) == 0); | |
73 | ||
74 | BITMAP_FOREACH(n, b, it) { | |
75 | assert_se(n == i); | |
76 | if (i == 0) | |
77 | i = 1; | |
78 | else if (i == 1) | |
79 | i = 256; | |
80 | else if (i == 256) | |
81 | i = (unsigned) -1; | |
82 | } | |
83 | ||
84 | assert_se(i == (unsigned) -1); | |
85 | ||
86 | i = 0; | |
87 | ||
88 | BITMAP_FOREACH(n, b, it) { | |
89 | assert_se(n == i); | |
90 | if (i == 0) | |
91 | i = 1; | |
92 | else if (i == 1) | |
93 | i = 256; | |
94 | else if (i == 256) | |
95 | i = (unsigned) -1; | |
96 | } | |
97 | ||
98 | assert_se(i == (unsigned) -1); | |
99 | ||
52ad194e MB |
100 | b2 = bitmap_copy(b); |
101 | assert_se(b2); | |
102 | assert_se(bitmap_equal(b, b2) == true); | |
103 | assert_se(bitmap_equal(b, b) == true); | |
104 | assert_se(bitmap_equal(b, NULL) == false); | |
105 | assert_se(bitmap_equal(NULL, b) == false); | |
106 | assert_se(bitmap_equal(NULL, NULL) == true); | |
107 | ||
7035cd9e MP |
108 | bitmap_clear(b); |
109 | assert_se(bitmap_isclear(b) == true); | |
52ad194e MB |
110 | assert_se(bitmap_equal(b, b2) == false); |
111 | bitmap_free(b2); | |
112 | b2 = NULL; | |
7035cd9e MP |
113 | |
114 | assert_se(bitmap_set(b, (unsigned) -1) == -ERANGE); | |
115 | ||
13d276d0 MP |
116 | bitmap_free(b); |
117 | b = NULL; | |
118 | assert_se(bitmap_ensure_allocated(&b) == 0); | |
119 | assert_se(bitmap_ensure_allocated(&b2) == 0); | |
120 | ||
121 | assert_se(bitmap_equal(b, b2)); | |
122 | assert_se(bitmap_set(b, 0) == 0); | |
123 | bitmap_unset(b, 0); | |
124 | assert_se(bitmap_equal(b, b2)); | |
125 | ||
126 | assert_se(bitmap_set(b, 1) == 0); | |
127 | bitmap_clear(b); | |
128 | assert_se(bitmap_equal(b, b2)); | |
129 | ||
130 | assert_se(bitmap_set(b, 0) == 0); | |
131 | assert_se(bitmap_set(b2, 0) == 0); | |
132 | assert_se(bitmap_equal(b, b2)); | |
133 | ||
7035cd9e MP |
134 | return 0; |
135 | } |