LXR qemu/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
  40typedef struct MyType {
  41    DeviceState parent_obj;
  42
  43    uint32_t prop1;
  44    uint32_t prop2;
  45} MyType;
  46
  47static 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
  53static 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
  61static 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
  68static const TypeInfo subclass_type = {
  69    .name = TYPE_SUBCLASS,
  70    .parent = TYPE_STATIC_PROPS,
  71};
  72
  73/* Test simple static property setting to default value */
  74static 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
  84static 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 */
  93static 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
 110static 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
 125static 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
 133static 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
 141static 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
 149static void dynamic_class_init(ObjectClass *oc, void *data)
 150{
 151    DeviceClass *dc = DEVICE_CLASS(oc);
 152
 153    dc->realize = NULL;
 154}
 155
 156
 157static 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
 165static 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
 173static 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
 181static 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
 189static 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
 199static const TypeInfo nondevice_type = {
 200    .name = TYPE_NONDEVICE,
 201    .parent = TYPE_OBJECT,
 202};
 203
 204/* Test setting of dynamic properties using global properties */
 205static 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
 236static 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 */
 250static 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
 281static 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 */
 290static 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
 311int 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}
 350