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 <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(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 /* Test setting of static property using global properties */
  79 static void test_static_globalprop(void)
  80 {
  81     MyType *mt;
  82     static GlobalProperty props[] = {
  83         { TYPE_STATIC_PROPS, "prop1", "200" },
  84         {}
  85     };
  86
  87     qdev_prop_register_global_list(props);
  88
  89     mt = STATIC_TYPE(object_new(TYPE_STATIC_PROPS));
  90     qdev_init_nofail(DEVICE(mt));
  91
  92     g_assert_cmpuint(mt->prop1, ==, 200);
  93     g_assert_cmpuint(mt->prop2, ==, PROP_DEFAULT);
  94 }
  95
  96 #define TYPE_DYNAMIC_PROPS "dynamic-prop-type"
  97 #define DYNAMIC_TYPE(obj) \
  98     OBJECT_CHECK(MyType, (obj), TYPE_DYNAMIC_PROPS)
  99
 100 static void prop1_accessor(Object *obj,
 101                            Visitor *v,
 102                            void *opaque,
 103                            const char *name,
 104                            Error **errp)
 105 {
 106     MyType *mt = DYNAMIC_TYPE(obj);
 107
 108     visit_type_uint32(v, &mt->prop1, name, errp);
 109 }
 110
 111 static void prop2_accessor(Object *obj,
 112                            Visitor *v,
 113                            void *opaque,
 114                            const char *name,
 115                            Error **errp)
 116 {
 117     MyType *mt = DYNAMIC_TYPE(obj);
 118
 119     visit_type_uint32(v, &mt->prop2, name, errp);
 120 }
 121
 122 static void dynamic_instance_init(Object *obj)
 123 {
 124     object_property_add(obj, "prop1", "uint32", prop1_accessor, prop1_accessor,
 125                         NULL, NULL, NULL);
 126     object_property_add(obj, "prop2", "uint32", prop2_accessor, prop2_accessor,
 127                         NULL, NULL, NULL);
 128 }
 129
 130 static void dynamic_class_init(ObjectClass *oc, void *data)
 131 {
 132     DeviceClass *dc = DEVICE_CLASS(oc);
 133
 134     dc->realize = NULL;
 135 }
 136
 137
 138 static const TypeInfo dynamic_prop_type = {
 139     .name = TYPE_DYNAMIC_PROPS,
 140     .parent = TYPE_DEVICE,
 141     .instance_size = sizeof(MyType),
 142     .instance_init = dynamic_instance_init,
 143     .class_init = dynamic_class_init,
 144 };
 145
 146 /* Test setting of static property using global properties */
 147 static void test_dynamic_globalprop(void)
 148 {
 149     MyType *mt;
 150     static GlobalProperty props[] = {
 151         { TYPE_DYNAMIC_PROPS, "prop1", "101" },
 152         { TYPE_DYNAMIC_PROPS, "prop2", "102" },
 153         {}
 154     };
 155
 156     qdev_prop_register_global_list(props);
 157
 158     mt = DYNAMIC_TYPE(object_new(TYPE_DYNAMIC_PROPS));
 159     qdev_init_nofail(DEVICE(mt));
 160
 161     g_assert_cmpuint(mt->prop1, ==, 101);
 162     g_assert_cmpuint(mt->prop2, ==, 102);
 163 }
 164
 165 int main(int argc, char **argv)
 166 {
 167     g_test_init(&argc, &argv, NULL);
 168
 169     module_call_init(MODULE_INIT_QOM);
 170     type_register_static(&static_prop_type);
 171     type_register_static(&dynamic_prop_type);
 172
 173     g_test_add_func("/qdev/properties/static/default", test_static_prop);
 174     g_test_add_func("/qdev/properties/static/global", test_static_globalprop);
 175     g_test_add_func("/qdev/properties/dynamic/global", test_dynamic_globalprop);
 176
 177     g_test_run();
 178
 179     return 0;
 180 }