@samitouri / QOSamiQemu
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1 /*
2 * QOM interface test.
3 *
4 * Copyright (C) 2013 Red Hat Inc.
5 *
6 * Authors:
7 * Igor Mammedov <imammedo@redhat.com>
8 *
9 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
10 * See the COPYING.LIB file in the top-level directory.
11 */
12 #include "qemu/osdep.h"
13
14 #include "qom/object.h"
15 #include "qemu/module.h"
16
17
18 #define TYPE_TEST_IF "test-interface"
19 typedef struct TestIfClass TestIfClass;
20 DECLARE_CLASS_CHECKERS(TestIfClass, TEST_IF,
21 TYPE_TEST_IF)
22 #define TEST_IF(obj) \
23 INTERFACE_CHECK(TestIf, (obj), TYPE_TEST_IF)
24
25 typedef struct TestIf TestIf;
26
27 struct TestIfClass {
28 InterfaceClass parent_class;
29
30 uint32_t test;
31 };
32
33 static const TypeInfo test_if_info = {
34 .name = TYPE_TEST_IF,
35 .parent = TYPE_INTERFACE,
36 .class_size = sizeof(TestIfClass),
37 };
38
39 #define PATTERN 0xFAFBFCFD
40
41 static void test_class_init(ObjectClass *oc, const void *data)
42 {
43 TestIfClass *tc = TEST_IF_CLASS(oc);
44
45 g_assert(tc);
46 tc->test = PATTERN;
47 }
48
49 #define TYPE_DIRECT_IMPL "direct-impl"
50
51 static const TypeInfo direct_impl_info = {
52 .name = TYPE_DIRECT_IMPL,
53 .parent = TYPE_OBJECT,
54 .class_init = test_class_init,
55 .interfaces = (const InterfaceInfo[]) {
56 { TYPE_TEST_IF },
57 { }
58 }
59 };
60
61 #define TYPE_INTERMEDIATE_IMPL "intermediate-impl"
62
63 static const TypeInfo intermediate_impl_info = {
64 .name = TYPE_INTERMEDIATE_IMPL,
65 .parent = TYPE_DIRECT_IMPL,
66 };
67
68 static void test_interface_impl(const char *type)
69 {
70 Object *obj = object_new(type);
71 TestIf *iobj = TEST_IF(obj);
72 TestIfClass *ioc = TEST_IF_GET_CLASS(iobj);
73
74 g_assert(iobj);
75 g_assert(ioc->test == PATTERN);
76 object_unref(obj);
77 }
78
79 static void interface_direct_test(void)
80 {
81 test_interface_impl(TYPE_DIRECT_IMPL);
82 }
83
84 static void interface_intermediate_test(void)
85 {
86 test_interface_impl(TYPE_INTERMEDIATE_IMPL);
87 }
88
89 int main(int argc, char **argv)
90 {
91 g_test_init(&argc, &argv, NULL);
92
93 module_call_init(MODULE_INIT_QOM);
94 type_register_static(&test_if_info);
95 type_register_static(&direct_impl_info);
96 type_register_static(&intermediate_impl_info);
97
98 g_test_add_func("/qom/interface/direct_impl", interface_direct_test);
99 g_test_add_func("/qom/interface/intermediate_impl",
100 interface_intermediate_test);
101
102 return g_test_run();
103 }