xref: /qemu/tests/unit/test-qdev-global-props.c (revision d828c430eb7dd481d6399f8b56e9641e47a40cea)
1 /*
2  *  Test code for qdev global-properties handling
3  *
4  *  Copyright (c) 2012 Red Hat Inc.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to deal
8  * in the Software without restriction, including without limitation the rights
9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10  * copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22  * THE SOFTWARE.
23  */
24 
25 #include <glib.h>
26 #include <stdint.h>
27 
28 #include "hw/qdev.h"
29 #include "qom/object.h"
30 #include "qapi/visitor.h"
31 
32 
33 #define TYPE_STATIC_PROPS "static_prop_type"
34 #define STATIC_TYPE(obj) \
35     OBJECT_CHECK(MyType, (obj), TYPE_STATIC_PROPS)
36 
37 #define PROP_DEFAULT 100
38 
39 typedef struct MyType {
40     DeviceState parent_obj;
41 
42     uint32_t prop1;
43     uint32_t prop2;
44 } MyType;
45 
46 static Property static_props[] = {
47     DEFINE_PROP_UINT32("prop1", MyType, prop1, PROP_DEFAULT),
48     DEFINE_PROP_UINT32("prop2", MyType, prop2, PROP_DEFAULT),
49     DEFINE_PROP_END_OF_LIST()
50 };
51 
52 static void static_prop_class_init(ObjectClass *oc, void *data)
53 {
54     DeviceClass *dc = DEVICE_CLASS(oc);
55 
56     dc->realize = NULL;
57     dc->props = static_props;
58 }
59 
60 static const TypeInfo static_prop_type = {
61     .name = TYPE_STATIC_PROPS,
62     .parent = TYPE_DEVICE,
63     .instance_size = sizeof(MyType),
64     .class_init = static_prop_class_init,
65 };
66 
67 /* Test simple static property setting to default value */
68 static void test_static_prop_subprocess(void)
69 {
70     MyType *mt;
71 
72     mt = STATIC_TYPE(object_new(TYPE_STATIC_PROPS));
73     qdev_init_nofail(DEVICE(mt));
74 
75     g_assert_cmpuint(mt->prop1, ==, PROP_DEFAULT);
76 }
77 
78 static void test_static_prop(void)
79 {
80     g_test_trap_subprocess("/qdev/properties/static/default/subprocess", 0, 0);
81     g_test_trap_assert_passed();
82     g_test_trap_assert_stderr("");
83     g_test_trap_assert_stdout("");
84 }
85 
86 /* Test setting of static property using global properties */
87 static void test_static_globalprop_subprocess(void)
88 {
89     MyType *mt;
90     static GlobalProperty props[] = {
91         { TYPE_STATIC_PROPS, "prop1", "200" },
92         {}
93     };
94 
95     qdev_prop_register_global_list(props);
96 
97     mt = STATIC_TYPE(object_new(TYPE_STATIC_PROPS));
98     qdev_init_nofail(DEVICE(mt));
99 
100     g_assert_cmpuint(mt->prop1, ==, 200);
101     g_assert_cmpuint(mt->prop2, ==, PROP_DEFAULT);
102 }
103 
104 static void test_static_globalprop(void)
105 {
106     g_test_trap_subprocess("/qdev/properties/static/global/subprocess", 0, 0);
107     g_test_trap_assert_passed();
108     g_test_trap_assert_stderr("");
109     g_test_trap_assert_stdout("");
110 }
111 
112 #define TYPE_DYNAMIC_PROPS "dynamic-prop-type"
113 #define DYNAMIC_TYPE(obj) \
114     OBJECT_CHECK(MyType, (obj), TYPE_DYNAMIC_PROPS)
115 
116 #define TYPE_UNUSED_HOTPLUG   "hotplug-type"
117 #define TYPE_UNUSED_NOHOTPLUG "nohotplug-type"
118 
119 static void prop1_accessor(Object *obj,
120                            Visitor *v,
121                            void *opaque,
122                            const char *name,
123                            Error **errp)
124 {
125     MyType *mt = DYNAMIC_TYPE(obj);
126 
127     visit_type_uint32(v, &mt->prop1, name, errp);
128 }
129 
130 static void prop2_accessor(Object *obj,
131                            Visitor *v,
132                            void *opaque,
133                            const char *name,
134                            Error **errp)
135 {
136     MyType *mt = DYNAMIC_TYPE(obj);
137 
138     visit_type_uint32(v, &mt->prop2, name, errp);
139 }
140 
141 static void dynamic_instance_init(Object *obj)
142 {
143     object_property_add(obj, "prop1", "uint32", prop1_accessor, prop1_accessor,
144                         NULL, NULL, NULL);
145     object_property_add(obj, "prop2", "uint32", prop2_accessor, prop2_accessor,
146                         NULL, NULL, NULL);
147 }
148 
149 static void dynamic_class_init(ObjectClass *oc, void *data)
150 {
151     DeviceClass *dc = DEVICE_CLASS(oc);
152 
153     dc->realize = NULL;
154 }
155 
156 
157 static const TypeInfo dynamic_prop_type = {
158     .name = TYPE_DYNAMIC_PROPS,
159     .parent = TYPE_DEVICE,
160     .instance_size = sizeof(MyType),
161     .instance_init = dynamic_instance_init,
162     .class_init = dynamic_class_init,
163 };
164 
165 static void hotplug_class_init(ObjectClass *oc, void *data)
166 {
167     DeviceClass *dc = DEVICE_CLASS(oc);
168 
169     dc->realize = NULL;
170     dc->hotpluggable = true;
171 }
172 
173 static const TypeInfo hotplug_type = {
174     .name = TYPE_UNUSED_HOTPLUG,
175     .parent = TYPE_DEVICE,
176     .instance_size = sizeof(MyType),
177     .instance_init = dynamic_instance_init,
178     .class_init = hotplug_class_init,
179 };
180 
181 static void nohotplug_class_init(ObjectClass *oc, void *data)
182 {
183     DeviceClass *dc = DEVICE_CLASS(oc);
184 
185     dc->realize = NULL;
186     dc->hotpluggable = false;
187 }
188 
189 static const TypeInfo nohotplug_type = {
190     .name = TYPE_UNUSED_NOHOTPLUG,
191     .parent = TYPE_DEVICE,
192     .instance_size = sizeof(MyType),
193     .instance_init = dynamic_instance_init,
194     .class_init = nohotplug_class_init,
195 };
196 
197 #define TYPE_NONDEVICE "nondevice-type"
198 
199 static const TypeInfo nondevice_type = {
200     .name = TYPE_NONDEVICE,
201     .parent = TYPE_OBJECT,
202 };
203 
204 /* Test setting of dynamic properties using global properties */
205 static void test_dynamic_globalprop_subprocess(void)
206 {
207     MyType *mt;
208     static GlobalProperty props[] = {
209         { TYPE_DYNAMIC_PROPS, "prop1", "101", true },
210         { TYPE_DYNAMIC_PROPS, "prop2", "102", true },
211         { TYPE_DYNAMIC_PROPS"-bad", "prop3", "103", true },
212         /* .not_used=false to emulate what qdev_add_one_global() does: */
213         { TYPE_UNUSED_HOTPLUG, "prop4", "104", false },
214         { TYPE_UNUSED_NOHOTPLUG, "prop5", "105", true },
215         { TYPE_NONDEVICE, "prop6", "106", true },
216         {}
217     };
218     int all_used;
219 
220     qdev_prop_register_global_list(props);
221 
222     mt = DYNAMIC_TYPE(object_new(TYPE_DYNAMIC_PROPS));
223     qdev_init_nofail(DEVICE(mt));
224 
225     g_assert_cmpuint(mt->prop1, ==, 101);
226     g_assert_cmpuint(mt->prop2, ==, 102);
227     all_used = qdev_prop_check_globals();
228     g_assert_cmpuint(all_used, ==, 1);
229     g_assert(!props[0].not_used);
230     g_assert(!props[1].not_used);
231     g_assert(props[2].not_used);
232     g_assert(!props[3].not_used);
233     g_assert(props[4].not_used);
234     g_assert(props[5].not_used);
235 }
236 
237 static void test_dynamic_globalprop(void)
238 {
239     g_test_trap_subprocess("/qdev/properties/dynamic/global/subprocess", 0, 0);
240     g_test_trap_assert_passed();
241     g_test_trap_assert_stderr_unmatched("*prop1*");
242     g_test_trap_assert_stderr_unmatched("*prop2*");
243     g_test_trap_assert_stderr("*Warning: \"-global dynamic-prop-type-bad.prop3=103\" not used\n*");
244     g_test_trap_assert_stderr_unmatched("*prop4*");
245     g_test_trap_assert_stderr("*Warning: \"-global nohotplug-type.prop5=105\" not used\n*");
246     g_test_trap_assert_stderr("*Warning: \"-global nondevice-type.prop6=106\" not used\n*");
247     g_test_trap_assert_stdout("");
248 }
249 
250 int main(int argc, char **argv)
251 {
252     g_test_init(&argc, &argv, NULL);
253 
254     module_call_init(MODULE_INIT_QOM);
255     type_register_static(&static_prop_type);
256     type_register_static(&dynamic_prop_type);
257     type_register_static(&hotplug_type);
258     type_register_static(&nohotplug_type);
259     type_register_static(&nondevice_type);
260 
261     g_test_add_func("/qdev/properties/static/default/subprocess",
262                     test_static_prop_subprocess);
263     g_test_add_func("/qdev/properties/static/default",
264                     test_static_prop);
265 
266     g_test_add_func("/qdev/properties/static/global/subprocess",
267                     test_static_globalprop_subprocess);
268     g_test_add_func("/qdev/properties/static/global",
269                     test_static_globalprop);
270 
271     g_test_add_func("/qdev/properties/dynamic/global/subprocess",
272                     test_dynamic_globalprop_subprocess);
273     g_test_add_func("/qdev/properties/dynamic/global",
274                     test_dynamic_globalprop);
275 
276     g_test_run();
277 
278     return 0;
279 }
280