tests/test-qdev-global-props.c

   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 "qemu/osdep.h"
  26
  27 #include "hw/qdev.h"
  28 #include "qom/object.h"
  29 #include "qapi/visitor.h"
  30
  31
  32 #define TYPE_STATIC_PROPS "static_prop_type"
  33 #define STATIC_TYPE(obj) \
  34     OBJECT_CHECK(MyType, (obj), TYPE_STATIC_PROPS)
  35
  36 #define TYPE_SUBCLASS "static_prop_subtype"
  37
  38 #define PROP_DEFAULT 100
  39
  40 typedef struct MyType {
  41     DeviceState parent_obj;
  42
  43     uint32_t prop1;
  44     uint32_t prop2;
  45 } MyType;
  46
  47 static Property static_props[] = {
  48     DEFINE_PROP_UINT32("prop1", MyType, prop1, PROP_DEFAULT),
  49     DEFINE_PROP_UINT32("prop2", MyType, prop2, PROP_DEFAULT),
  50     DEFINE_PROP_END_OF_LIST()
  51 };
  52
  53 static void static_prop_class_init(ObjectClass *oc, void *data)
  54 {
  55     DeviceClass *dc = DEVICE_CLASS(oc);
  56
  57     dc->realize = NULL;
  58     dc->props = static_props;
  59 }
  60
  61 static const TypeInfo static_prop_type = {
  62     .name = TYPE_STATIC_PROPS,
  63     .parent = TYPE_DEVICE,
  64     .instance_size = sizeof(MyType),
  65     .class_init = static_prop_class_init,
  66 };
  67
  68 static const TypeInfo subclass_type = {
  69     .name = TYPE_SUBCLASS,
  70     .parent = TYPE_STATIC_PROPS,
  71 };
  72
  73 /* Test simple static property setting to default value */
  74 static void test_static_prop_subprocess(void)
  75 {
  76     MyType *mt;
  77
  78     mt = STATIC_TYPE(object_new(TYPE_STATIC_PROPS));
  79     qdev_init_nofail(DEVICE(mt));
  80
  81     g_assert_cmpuint(mt->prop1, ==, PROP_DEFAULT);
  82 }
  83
  84 static void test_static_prop(void)
  85 {
  86     g_test_trap_subprocess("/qdev/properties/static/default/subprocess", 0, 0);
  87     g_test_trap_assert_passed();
  88     g_test_trap_assert_stderr("");
  89     g_test_trap_assert_stdout("");
  90 }
  91
  92 /* Test setting of static property using global properties */
  93 static void test_static_globalprop_subprocess(void)
  94 {
  95     MyType *mt;
  96     static GlobalProperty props[] = {
  97         { TYPE_STATIC_PROPS, "prop1", "200" },
  98         {}
  99     };
 100
 101     qdev_prop_register_global_list(props);
 102
 103     mt = STATIC_TYPE(object_new(TYPE_STATIC_PROPS));
 104     qdev_init_nofail(DEVICE(mt));
 105
 106     g_assert_cmpuint(mt->prop1, ==, 200);
 107     g_assert_cmpuint(mt->prop2, ==, PROP_DEFAULT);
 108 }
 109
 110 static void test_static_globalprop(void)
 111 {
 112     g_test_trap_subprocess("/qdev/properties/static/global/subprocess", 0, 0);
 113     g_test_trap_assert_passed();
 114     g_test_trap_assert_stderr("");
 115     g_test_trap_assert_stdout("");
 116 }
 117
 118 #define TYPE_DYNAMIC_PROPS "dynamic-prop-type"
 119 #define DYNAMIC_TYPE(obj) \
 120     OBJECT_CHECK(MyType, (obj), TYPE_DYNAMIC_PROPS)
 121
 122 #define TYPE_UNUSED_HOTPLUG   "hotplug-type"
 123 #define TYPE_UNUSED_NOHOTPLUG "nohotplug-type"
 124
 125 static void prop1_accessor(Object *obj, Visitor *v, const char *name,
 126                            void *opaque, Error **errp)
 127 {
 128     MyType *mt = DYNAMIC_TYPE(obj);
 129
 130     visit_type_uint32(v, name, &mt->prop1, errp);
 131 }
 132
 133 static void prop2_accessor(Object *obj, Visitor *v, const char *name,
 134                            void *opaque, Error **errp)
 135 {
 136     MyType *mt = DYNAMIC_TYPE(obj);
 137
 138     visit_type_uint32(v, name, &mt->prop2, 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         { TYPE_UNUSED_HOTPLUG, "prop4", "104", true },
 213         { TYPE_UNUSED_NOHOTPLUG, "prop5", "105", true },
 214         { TYPE_NONDEVICE, "prop6", "106", true },
 215         {}
 216     };
 217     int all_used;
 218
 219     qdev_prop_register_global_list(props);
 220
 221     mt = DYNAMIC_TYPE(object_new(TYPE_DYNAMIC_PROPS));
 222     qdev_init_nofail(DEVICE(mt));
 223
 224     g_assert_cmpuint(mt->prop1, ==, 101);
 225     g_assert_cmpuint(mt->prop2, ==, 102);
 226     all_used = qdev_prop_check_globals();
 227     g_assert_cmpuint(all_used, ==, 1);
 228     g_assert(props[0].used);
 229     g_assert(props[1].used);
 230     g_assert(!props[2].used);
 231     g_assert(!props[3].used);
 232     g_assert(!props[4].used);
 233     g_assert(!props[5].used);
 234 }
 235
 236 static void test_dynamic_globalprop(void)
 237 {
 238     g_test_trap_subprocess("/qdev/properties/dynamic/global/subprocess", 0, 0);
 239     g_test_trap_assert_passed();
 240     g_test_trap_assert_stderr_unmatched("*prop1*");
 241     g_test_trap_assert_stderr_unmatched("*prop2*");
 242     g_test_trap_assert_stderr("*warning: global dynamic-prop-type-bad.prop3 has invalid class name\n*");
 243     g_test_trap_assert_stderr_unmatched("*prop4*");
 244     g_test_trap_assert_stderr("*warning: global nohotplug-type.prop5=105 not used\n*");
 245     g_test_trap_assert_stderr("*warning: global nondevice-type.prop6 has invalid class name\n*");
 246     g_test_trap_assert_stdout("");
 247 }
 248
 249 /* Test setting of dynamic properties using user_provided=false properties */
 250 static void test_dynamic_globalprop_nouser_subprocess(void)
 251 {
 252     MyType *mt;
 253     static GlobalProperty props[] = {
 254         { TYPE_DYNAMIC_PROPS, "prop1", "101" },
 255         { TYPE_DYNAMIC_PROPS, "prop2", "102" },
 256         { TYPE_DYNAMIC_PROPS"-bad", "prop3", "103" },
 257         { TYPE_UNUSED_HOTPLUG, "prop4", "104" },
 258         { TYPE_UNUSED_NOHOTPLUG, "prop5", "105" },
 259         { TYPE_NONDEVICE, "prop6", "106" },
 260         {}
 261     };
 262     int all_used;
 263
 264     qdev_prop_register_global_list(props);
 265
 266     mt = DYNAMIC_TYPE(object_new(TYPE_DYNAMIC_PROPS));
 267     qdev_init_nofail(DEVICE(mt));
 268
 269     g_assert_cmpuint(mt->prop1, ==, 101);
 270     g_assert_cmpuint(mt->prop2, ==, 102);
 271     all_used = qdev_prop_check_globals();
 272     g_assert_cmpuint(all_used, ==, 0);
 273     g_assert(props[0].used);
 274     g_assert(props[1].used);
 275     g_assert(!props[2].used);
 276     g_assert(!props[3].used);
 277     g_assert(!props[4].used);
 278     g_assert(!props[5].used);
 279 }
 280
 281 static void test_dynamic_globalprop_nouser(void)
 282 {
 283     g_test_trap_subprocess("/qdev/properties/dynamic/global/nouser/subprocess", 0, 0);
 284     g_test_trap_assert_passed();
 285     g_test_trap_assert_stderr("");
 286     g_test_trap_assert_stdout("");
 287 }
 288
 289 /* Test if global props affecting subclasses are applied in the right order */
 290 static void test_subclass_global_props(void)
 291 {
 292     MyType *mt;
 293     /* Global properties must be applied in the order they were registered */
 294     static GlobalProperty props[] = {
 295         { TYPE_STATIC_PROPS, "prop1", "101" },
 296         { TYPE_SUBCLASS,     "prop1", "102" },
 297         { TYPE_SUBCLASS,     "prop2", "103" },
 298         { TYPE_STATIC_PROPS, "prop2", "104" },
 299         {}
 300     };
 301
 302     qdev_prop_register_global_list(props);
 303
 304     mt = STATIC_TYPE(object_new(TYPE_SUBCLASS));
 305     qdev_init_nofail(DEVICE(mt));
 306
 307     g_assert_cmpuint(mt->prop1, ==, 102);
 308     g_assert_cmpuint(mt->prop2, ==, 104);
 309 }
 310
 311 int main(int argc, char **argv)
 312 {
 313     g_test_init(&argc, &argv, NULL);
 314
 315     module_call_init(MODULE_INIT_QOM);
 316     type_register_static(&static_prop_type);
 317     type_register_static(&subclass_type);
 318     type_register_static(&dynamic_prop_type);
 319     type_register_static(&hotplug_type);
 320     type_register_static(&nohotplug_type);
 321     type_register_static(&nondevice_type);
 322
 323     g_test_add_func("/qdev/properties/static/default/subprocess",
 324                     test_static_prop_subprocess);
 325     g_test_add_func("/qdev/properties/static/default",
 326                     test_static_prop);
 327
 328     g_test_add_func("/qdev/properties/static/global/subprocess",
 329                     test_static_globalprop_subprocess);
 330     g_test_add_func("/qdev/properties/static/global",
 331                     test_static_globalprop);
 332
 333     g_test_add_func("/qdev/properties/dynamic/global/subprocess",
 334                     test_dynamic_globalprop_subprocess);
 335     g_test_add_func("/qdev/properties/dynamic/global",
 336                     test_dynamic_globalprop);
 337
 338     g_test_add_func("/qdev/properties/dynamic/global/nouser/subprocess",
 339                     test_dynamic_globalprop_nouser_subprocess);
 340     g_test_add_func("/qdev/properties/dynamic/global/nouser",
 341                     test_dynamic_globalprop_nouser);
 342
 343     g_test_add_func("/qdev/properties/global/subclass",
 344                     test_subclass_global_props);
 345
 346     g_test_run();
 347
 348     return 0;
 349 }