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