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-properties.h"
  28 #include "qom/object.h"
  29 #include "qapi/error.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 TYPE_SUBCLASS "static_prop_subtype"
  38
  39 #define PROP_DEFAULT 100
  40
  41 typedef struct MyType {
  42     DeviceState parent_obj;
  43
  44     uint32_t prop1;
  45     uint32_t prop2;
  46 } MyType;
  47
  48 static Property static_props[] = {
  49     DEFINE_PROP_UINT32("prop1", MyType, prop1, PROP_DEFAULT),
  50     DEFINE_PROP_UINT32("prop2", MyType, prop2, PROP_DEFAULT),
  51     DEFINE_PROP_END_OF_LIST()
  52 };
  53
  54 static void static_prop_class_init(ObjectClass *oc, void *data)
  55 {
  56     DeviceClass *dc = DEVICE_CLASS(oc);
  57
  58     dc->realize = NULL;
  59     device_class_set_props(dc, static_props);
  60 }
  61
  62 static const TypeInfo static_prop_type = {
  63     .name = TYPE_STATIC_PROPS,
  64     .parent = TYPE_DEVICE,
  65     .instance_size = sizeof(MyType),
  66     .class_init = static_prop_class_init,
  67 };
  68
  69 static const TypeInfo subclass_type = {
  70     .name = TYPE_SUBCLASS,
  71     .parent = TYPE_STATIC_PROPS,
  72 };
  73
  74 /* Test simple static property setting to default value */
  75 static void test_static_prop_subprocess(void)
  76 {
  77     MyType *mt;
  78
  79     mt = STATIC_TYPE(object_new(TYPE_STATIC_PROPS));
  80     qdev_realize(DEVICE(mt), NULL, &error_fatal);
  81
  82     g_assert_cmpuint(mt->prop1, ==, PROP_DEFAULT);
  83 }
  84
  85 static void test_static_prop(void)
  86 {
  87     g_test_trap_subprocess("/qdev/properties/static/default/subprocess", 0, 0);
  88     g_test_trap_assert_passed();
  89     g_test_trap_assert_stderr("");
  90     g_test_trap_assert_stdout("");
  91 }
  92
  93 static void register_global_properties(GlobalProperty *props)
  94 {
  95     int i;
  96
  97     for (i = 0; props[i].driver != NULL; i++) {
  98         qdev_prop_register_global(props + i);
  99     }
 100 }
 101
 102
 103 /* Test setting of static property using global properties */
 104 static void test_static_globalprop_subprocess(void)
 105 {
 106     MyType *mt;
 107     static GlobalProperty props[] = {
 108         { TYPE_STATIC_PROPS, "prop1", "200" },
 109         {}
 110     };
 111
 112     register_global_properties(props);
 113
 114     mt = STATIC_TYPE(object_new(TYPE_STATIC_PROPS));
 115     qdev_realize(DEVICE(mt), NULL, &error_fatal);
 116
 117     g_assert_cmpuint(mt->prop1, ==, 200);
 118     g_assert_cmpuint(mt->prop2, ==, PROP_DEFAULT);
 119 }
 120
 121 static void test_static_globalprop(void)
 122 {
 123     g_test_trap_subprocess("/qdev/properties/static/global/subprocess", 0, 0);
 124     g_test_trap_assert_passed();
 125     g_test_trap_assert_stderr("");
 126     g_test_trap_assert_stdout("");
 127 }
 128
 129 #define TYPE_DYNAMIC_PROPS "dynamic-prop-type"
 130 #define DYNAMIC_TYPE(obj) \
 131     OBJECT_CHECK(MyType, (obj), TYPE_DYNAMIC_PROPS)
 132
 133 #define TYPE_UNUSED_HOTPLUG   "hotplug-type"
 134 #define TYPE_UNUSED_NOHOTPLUG "nohotplug-type"
 135
 136 static void prop1_accessor(Object *obj, Visitor *v, const char *name,
 137                            void *opaque, Error **errp)
 138 {
 139     MyType *mt = DYNAMIC_TYPE(obj);
 140
 141     visit_type_uint32(v, name, &mt->prop1, errp);
 142 }
 143
 144 static void prop2_accessor(Object *obj, Visitor *v, const char *name,
 145                            void *opaque, Error **errp)
 146 {
 147     MyType *mt = DYNAMIC_TYPE(obj);
 148
 149     visit_type_uint32(v, name, &mt->prop2, errp);
 150 }
 151
 152 static void dynamic_instance_init(Object *obj)
 153 {
 154     object_property_add(obj, "prop1", "uint32", prop1_accessor, prop1_accessor,
 155                         NULL, NULL);
 156     object_property_add(obj, "prop2", "uint32", prop2_accessor, prop2_accessor,
 157                         NULL, NULL);
 158 }
 159
 160 static void dynamic_class_init(ObjectClass *oc, void *data)
 161 {
 162     DeviceClass *dc = DEVICE_CLASS(oc);
 163
 164     dc->realize = NULL;
 165 }
 166
 167
 168 static const TypeInfo dynamic_prop_type = {
 169     .name = TYPE_DYNAMIC_PROPS,
 170     .parent = TYPE_DEVICE,
 171     .instance_size = sizeof(MyType),
 172     .instance_init = dynamic_instance_init,
 173     .class_init = dynamic_class_init,
 174 };
 175
 176 static void hotplug_class_init(ObjectClass *oc, void *data)
 177 {
 178     DeviceClass *dc = DEVICE_CLASS(oc);
 179
 180     dc->realize = NULL;
 181     dc->hotpluggable = true;
 182 }
 183
 184 static const TypeInfo hotplug_type = {
 185     .name = TYPE_UNUSED_HOTPLUG,
 186     .parent = TYPE_DEVICE,
 187     .instance_size = sizeof(MyType),
 188     .instance_init = dynamic_instance_init,
 189     .class_init = hotplug_class_init,
 190 };
 191
 192 static void nohotplug_class_init(ObjectClass *oc, void *data)
 193 {
 194     DeviceClass *dc = DEVICE_CLASS(oc);
 195
 196     dc->realize = NULL;
 197     dc->hotpluggable = false;
 198 }
 199
 200 static const TypeInfo nohotplug_type = {
 201     .name = TYPE_UNUSED_NOHOTPLUG,
 202     .parent = TYPE_DEVICE,
 203     .instance_size = sizeof(MyType),
 204     .instance_init = dynamic_instance_init,
 205     .class_init = nohotplug_class_init,
 206 };
 207
 208 #define TYPE_NONDEVICE "nondevice-type"
 209
 210 static const TypeInfo nondevice_type = {
 211     .name = TYPE_NONDEVICE,
 212     .parent = TYPE_OBJECT,
 213 };
 214
 215 /* Test setting of dynamic properties using global properties */
 216 static void test_dynamic_globalprop_subprocess(void)
 217 {
 218     MyType *mt;
 219     static GlobalProperty props[] = {
 220         { TYPE_DYNAMIC_PROPS, "prop1", "101", },
 221         { TYPE_DYNAMIC_PROPS, "prop2", "102", },
 222         { TYPE_DYNAMIC_PROPS"-bad", "prop3", "103", },
 223         { TYPE_UNUSED_HOTPLUG, "prop4", "104", },
 224         { TYPE_UNUSED_NOHOTPLUG, "prop5", "105", },
 225         { TYPE_NONDEVICE, "prop6", "106", },
 226         {}
 227     };
 228     int global_error;
 229
 230     register_global_properties(props);
 231
 232     mt = DYNAMIC_TYPE(object_new(TYPE_DYNAMIC_PROPS));
 233     qdev_realize(DEVICE(mt), NULL, &error_fatal);
 234
 235     g_assert_cmpuint(mt->prop1, ==, 101);
 236     g_assert_cmpuint(mt->prop2, ==, 102);
 237     global_error = qdev_prop_check_globals();
 238     g_assert_cmpuint(global_error, ==, 1);
 239     g_assert(props[0].used);
 240     g_assert(props[1].used);
 241     g_assert(!props[2].used);
 242     g_assert(!props[3].used);
 243     g_assert(!props[4].used);
 244     g_assert(!props[5].used);
 245 }
 246
 247 static void test_dynamic_globalprop(void)
 248 {
 249     g_test_trap_subprocess("/qdev/properties/dynamic/global/subprocess", 0, 0);
 250     g_test_trap_assert_passed();
 251     g_test_trap_assert_stderr_unmatched("*prop1*");
 252     g_test_trap_assert_stderr_unmatched("*prop2*");
 253     g_test_trap_assert_stderr("*warning: global dynamic-prop-type-bad.prop3 has invalid class name\n*");
 254     g_test_trap_assert_stderr_unmatched("*prop4*");
 255     g_test_trap_assert_stderr("*warning: global nohotplug-type.prop5=105 not used\n*");
 256     g_test_trap_assert_stderr("*warning: global nondevice-type.prop6 has invalid class name\n*");
 257     g_test_trap_assert_stdout("");
 258 }
 259
 260 /* Test if global props affecting subclasses are applied in the right order */
 261 static void test_subclass_global_props(void)
 262 {
 263     MyType *mt;
 264     /* Global properties must be applied in the order they were registered */
 265     static GlobalProperty props[] = {
 266         { TYPE_STATIC_PROPS, "prop1", "101" },
 267         { TYPE_SUBCLASS,     "prop1", "102" },
 268         { TYPE_SUBCLASS,     "prop2", "103" },
 269         { TYPE_STATIC_PROPS, "prop2", "104" },
 270         {}
 271     };
 272
 273     register_global_properties(props);
 274
 275     mt = STATIC_TYPE(object_new(TYPE_SUBCLASS));
 276     qdev_realize(DEVICE(mt), NULL, &error_fatal);
 277
 278     g_assert_cmpuint(mt->prop1, ==, 102);
 279     g_assert_cmpuint(mt->prop2, ==, 104);
 280 }
 281
 282 int main(int argc, char **argv)
 283 {
 284     g_test_init(&argc, &argv, NULL);
 285
 286     module_call_init(MODULE_INIT_QOM);
 287     type_register_static(&static_prop_type);
 288     type_register_static(&subclass_type);
 289     type_register_static(&dynamic_prop_type);
 290     type_register_static(&hotplug_type);
 291     type_register_static(&nohotplug_type);
 292     type_register_static(&nondevice_type);
 293
 294     g_test_add_func("/qdev/properties/static/default/subprocess",
 295                     test_static_prop_subprocess);
 296     g_test_add_func("/qdev/properties/static/default",
 297                     test_static_prop);
 298
 299     g_test_add_func("/qdev/properties/static/global/subprocess",
 300                     test_static_globalprop_subprocess);
 301     g_test_add_func("/qdev/properties/static/global",
 302                     test_static_globalprop);
 303
 304     g_test_add_func("/qdev/properties/dynamic/global/subprocess",
 305                     test_dynamic_globalprop_subprocess);
 306     g_test_add_func("/qdev/properties/dynamic/global",
 307                     test_dynamic_globalprop);
 308
 309     g_test_add_func("/qdev/properties/global/subclass",
 310                     test_subclass_global_props);
 311
 312     g_test_run();
 313
 314     return 0;
 315 }