summaryrefslogtreecommitdiff
path: root/src/test/test-bitmap.c
blob: f73d36e255ff2aa11f52d08c11cb8d84cffd8c28 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
/* SPDX-License-Identifier: LGPL-2.1+ */

#include "bitmap.h"

int main(int argc, const char *argv[]) {
        _cleanup_bitmap_free_ Bitmap *b = NULL, *b2 = NULL;
        Iterator it;
        unsigned n = (unsigned) -1, i = 0;

        b = bitmap_new();
        assert_se(b);

        assert_se(bitmap_ensure_allocated(&b) == 0);
        bitmap_free(b);
        b = NULL;
        assert_se(bitmap_ensure_allocated(&b) == 0);

        assert_se(bitmap_isset(b, 0) == false);
        assert_se(bitmap_isset(b, 1) == false);
        assert_se(bitmap_isset(b, 256) == false);
        assert_se(bitmap_isclear(b) == true);

        assert_se(bitmap_set(b, 0) == 0);
        assert_se(bitmap_isset(b, 0) == true);
        assert_se(bitmap_isclear(b) == false);
        bitmap_unset(b, 0);
        assert_se(bitmap_isset(b, 0) == false);
        assert_se(bitmap_isclear(b) == true);

        assert_se(bitmap_set(b, 1) == 0);
        assert_se(bitmap_isset(b, 1) == true);
        assert_se(bitmap_isclear(b) == false);
        bitmap_unset(b, 1);
        assert_se(bitmap_isset(b, 1) == false);
        assert_se(bitmap_isclear(b) == true);

        assert_se(bitmap_set(b, 256) == 0);
        assert_se(bitmap_isset(b, 256) == true);
        assert_se(bitmap_isclear(b) == false);
        bitmap_unset(b, 256);
        assert_se(bitmap_isset(b, 256) == false);
        assert_se(bitmap_isclear(b) == true);

        assert_se(bitmap_set(b, 32) == 0);
        bitmap_unset(b, 0);
        assert_se(bitmap_isset(b, 32) == true);
        bitmap_unset(b, 32);

        BITMAP_FOREACH(n, NULL, it)
                assert_not_reached("NULL bitmap");

        assert_se(bitmap_set(b, 0) == 0);
        assert_se(bitmap_set(b, 1) == 0);
        assert_se(bitmap_set(b, 256) == 0);

        BITMAP_FOREACH(n, b, it) {
                assert_se(n == i);
                if (i == 0)
                        i = 1;
                else if (i == 1)
                        i = 256;
                else if (i == 256)
                        i = (unsigned) -1;
        }

        assert_se(i == (unsigned) -1);

        i = 0;

        BITMAP_FOREACH(n, b, it) {
                assert_se(n == i);
                if (i == 0)
                        i = 1;
                else if (i == 1)
                        i = 256;
                else if (i == 256)
                        i = (unsigned) -1;
        }

        assert_se(i == (unsigned) -1);

        b2 = bitmap_copy(b);
        assert_se(b2);
        assert_se(bitmap_equal(b, b2) == true);
        assert_se(bitmap_equal(b, b) == true);
        assert_se(bitmap_equal(b, NULL) == false);
        assert_se(bitmap_equal(NULL, b) == false);
        assert_se(bitmap_equal(NULL, NULL) == true);

        bitmap_clear(b);
        assert_se(bitmap_isclear(b) == true);
        assert_se(bitmap_equal(b, b2) == false);
        bitmap_free(b2);
        b2 = NULL;

        assert_se(bitmap_set(b, (unsigned) -1) == -ERANGE);

        bitmap_free(b);
        b = NULL;
        assert_se(bitmap_ensure_allocated(&b) == 0);
        assert_se(bitmap_ensure_allocated(&b2) == 0);

        assert_se(bitmap_equal(b, b2));
        assert_se(bitmap_set(b, 0) == 0);
        bitmap_unset(b, 0);
        assert_se(bitmap_equal(b, b2));

        assert_se(bitmap_set(b, 1) == 0);
        bitmap_clear(b);
        assert_se(bitmap_equal(b, b2));

        assert_se(bitmap_set(b, 0) == 0);
        assert_se(bitmap_set(b2, 0) == 0);
        assert_se(bitmap_equal(b, b2));

        return 0;
}