Merge remote-tracking branch 'remotes/dgilbert-gitlab/tags/pull-virtiofs-20200221...
[qemu.git] / tests / check-qnum.c
1 /*
2 * QNum unit-tests.
3 *
4 * Copyright (C) 2009 Red Hat Inc.
5 * Copyright IBM, Corp. 2009
6 *
7 * Authors:
8 * Luiz Capitulino <lcapitulino@redhat.com>
9 * Anthony Liguori <aliguori@us.ibm.com>
10 *
11 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
12 * See the COPYING.LIB file in the top-level directory.
13 */
14
15 #include "qemu/osdep.h"
16
17 #include "qapi/qmp/qnum.h"
18 #include "qemu-common.h"
19
20 /*
21 * Public Interface test-cases
22 *
23 * (with some violations to access 'private' data)
24 */
25
26 static void qnum_from_int_test(void)
27 {
28 QNum *qn;
29 const int value = -42;
30
31 qn = qnum_from_int(value);
32 g_assert(qn != NULL);
33 g_assert_cmpint(qn->kind, ==, QNUM_I64);
34 g_assert_cmpint(qn->u.i64, ==, value);
35 g_assert_cmpint(qn->base.refcnt, ==, 1);
36 g_assert_cmpint(qobject_type(QOBJECT(qn)), ==, QTYPE_QNUM);
37
38 qobject_unref(qn);
39 }
40
41 static void qnum_from_uint_test(void)
42 {
43 QNum *qn;
44 const uint64_t value = UINT64_MAX;
45
46 qn = qnum_from_uint(value);
47 g_assert(qn != NULL);
48 g_assert_cmpint(qn->kind, ==, QNUM_U64);
49 g_assert(qn->u.u64 == value);
50 g_assert(qn->base.refcnt == 1);
51 g_assert(qobject_type(QOBJECT(qn)) == QTYPE_QNUM);
52
53 qobject_unref(qn);
54 }
55
56 static void qnum_from_double_test(void)
57 {
58 QNum *qn;
59 const double value = -42.23423;
60
61 qn = qnum_from_double(value);
62 g_assert(qn != NULL);
63 g_assert_cmpint(qn->kind, ==, QNUM_DOUBLE);
64 g_assert_cmpfloat(qn->u.dbl, ==, value);
65 g_assert_cmpint(qn->base.refcnt, ==, 1);
66 g_assert_cmpint(qobject_type(QOBJECT(qn)), ==, QTYPE_QNUM);
67
68 qobject_unref(qn);
69 }
70
71 static void qnum_from_int64_test(void)
72 {
73 QNum *qn;
74 const int64_t value = 0x1234567890abcdefLL;
75
76 qn = qnum_from_int(value);
77 g_assert_cmpint((int64_t) qn->u.i64, ==, value);
78
79 qobject_unref(qn);
80 }
81
82 static void qnum_get_int_test(void)
83 {
84 QNum *qn;
85 const int value = 123456;
86
87 qn = qnum_from_int(value);
88 g_assert_cmpint(qnum_get_int(qn), ==, value);
89
90 qobject_unref(qn);
91 }
92
93 static void qnum_get_uint_test(void)
94 {
95 QNum *qn;
96 const int value = 123456;
97 uint64_t val;
98 int64_t ival;
99
100 qn = qnum_from_uint(value);
101 g_assert(qnum_get_try_uint(qn, &val));
102 g_assert_cmpuint(val, ==, value);
103 qobject_unref(qn);
104
105 qn = qnum_from_int(value);
106 g_assert(qnum_get_try_uint(qn, &val));
107 g_assert_cmpuint(val, ==, value);
108 qobject_unref(qn);
109
110 /* invalid cases */
111 qn = qnum_from_int(-1);
112 g_assert(!qnum_get_try_uint(qn, &val));
113 qobject_unref(qn);
114
115 qn = qnum_from_uint(-1ULL);
116 g_assert(!qnum_get_try_int(qn, &ival));
117 qobject_unref(qn);
118
119 qn = qnum_from_double(0.42);
120 g_assert(!qnum_get_try_uint(qn, &val));
121 qobject_unref(qn);
122 }
123
124 static void qobject_to_qnum_test(void)
125 {
126 QNum *qn;
127
128 qn = qnum_from_int(0);
129 g_assert(qobject_to(QNum, QOBJECT(qn)) == qn);
130 qobject_unref(qn);
131
132 qn = qnum_from_double(0);
133 g_assert(qobject_to(QNum, QOBJECT(qn)) == qn);
134 qobject_unref(qn);
135 }
136
137 static void qnum_to_string_test(void)
138 {
139 QNum *qn;
140 char *tmp;
141
142 qn = qnum_from_int(123456);
143 tmp = qnum_to_string(qn);
144 g_assert_cmpstr(tmp, ==, "123456");
145 g_free(tmp);
146 qobject_unref(qn);
147
148 qn = qnum_from_double(0.42);
149 tmp = qnum_to_string(qn);
150 g_assert_cmpstr(tmp, ==, "0.42");
151 g_free(tmp);
152 qobject_unref(qn);
153 }
154
155 int main(int argc, char **argv)
156 {
157 g_test_init(&argc, &argv, NULL);
158
159 g_test_add_func("/qnum/from_int", qnum_from_int_test);
160 g_test_add_func("/qnum/from_uint", qnum_from_uint_test);
161 g_test_add_func("/qnum/from_double", qnum_from_double_test);
162 g_test_add_func("/qnum/from_int64", qnum_from_int64_test);
163 g_test_add_func("/qnum/get_int", qnum_get_int_test);
164 g_test_add_func("/qnum/get_uint", qnum_get_uint_test);
165 g_test_add_func("/qnum/to_qnum", qobject_to_qnum_test);
166 g_test_add_func("/qnum/to_string", qnum_to_string_test);
167
168 return g_test_run();
169 }