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test-qdev-global-props.c (9443B)


      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 typedef struct MyType MyType;
     35 DECLARE_INSTANCE_CHECKER(MyType, STATIC_TYPE,
     36                          TYPE_STATIC_PROPS)
     37 
     38 #define TYPE_SUBCLASS "static_prop_subtype"
     39 
     40 #define PROP_DEFAULT 100
     41 
     42 struct MyType {
     43     DeviceState parent_obj;
     44 
     45     uint32_t prop1;
     46     uint32_t prop2;
     47 };
     48 
     49 static Property static_props[] = {
     50     DEFINE_PROP_UINT32("prop1", MyType, prop1, PROP_DEFAULT),
     51     DEFINE_PROP_UINT32("prop2", MyType, prop2, PROP_DEFAULT),
     52     DEFINE_PROP_END_OF_LIST()
     53 };
     54 
     55 static void static_prop_class_init(ObjectClass *oc, void *data)
     56 {
     57     DeviceClass *dc = DEVICE_CLASS(oc);
     58 
     59     dc->realize = NULL;
     60     device_class_set_props(dc, static_props);
     61 }
     62 
     63 static const TypeInfo static_prop_type = {
     64     .name = TYPE_STATIC_PROPS,
     65     .parent = TYPE_DEVICE,
     66     .instance_size = sizeof(MyType),
     67     .class_init = static_prop_class_init,
     68 };
     69 
     70 static const TypeInfo subclass_type = {
     71     .name = TYPE_SUBCLASS,
     72     .parent = TYPE_STATIC_PROPS,
     73 };
     74 
     75 /* Test simple static property setting to default value */
     76 static void test_static_prop_subprocess(void)
     77 {
     78     MyType *mt;
     79 
     80     mt = STATIC_TYPE(object_new(TYPE_STATIC_PROPS));
     81     qdev_realize(DEVICE(mt), NULL, &error_fatal);
     82 
     83     g_assert_cmpuint(mt->prop1, ==, PROP_DEFAULT);
     84 }
     85 
     86 static void test_static_prop(void)
     87 {
     88     g_test_trap_subprocess("/qdev/properties/static/default/subprocess", 0, 0);
     89     g_test_trap_assert_passed();
     90     g_test_trap_assert_stderr("");
     91     g_test_trap_assert_stdout("");
     92 }
     93 
     94 static void register_global_properties(GlobalProperty *props)
     95 {
     96     int i;
     97 
     98     for (i = 0; props[i].driver != NULL; i++) {
     99         qdev_prop_register_global(props + i);
    100     }
    101 }
    102 
    103 
    104 /* Test setting of static property using global properties */
    105 static void test_static_globalprop_subprocess(void)
    106 {
    107     MyType *mt;
    108     static GlobalProperty props[] = {
    109         { TYPE_STATIC_PROPS, "prop1", "200" },
    110         {}
    111     };
    112 
    113     register_global_properties(props);
    114 
    115     mt = STATIC_TYPE(object_new(TYPE_STATIC_PROPS));
    116     qdev_realize(DEVICE(mt), NULL, &error_fatal);
    117 
    118     g_assert_cmpuint(mt->prop1, ==, 200);
    119     g_assert_cmpuint(mt->prop2, ==, PROP_DEFAULT);
    120 }
    121 
    122 static void test_static_globalprop(void)
    123 {
    124     g_test_trap_subprocess("/qdev/properties/static/global/subprocess", 0, 0);
    125     g_test_trap_assert_passed();
    126     g_test_trap_assert_stderr("");
    127     g_test_trap_assert_stdout("");
    128 }
    129 
    130 #define TYPE_DYNAMIC_PROPS "dynamic-prop-type"
    131 DECLARE_INSTANCE_CHECKER(MyType, DYNAMIC_TYPE,
    132                          TYPE_DYNAMIC_PROPS)
    133 
    134 #define TYPE_UNUSED_HOTPLUG   "hotplug-type"
    135 #define TYPE_UNUSED_NOHOTPLUG "nohotplug-type"
    136 
    137 static void prop1_accessor(Object *obj, Visitor *v, const char *name,
    138                            void *opaque, Error **errp)
    139 {
    140     MyType *mt = DYNAMIC_TYPE(obj);
    141 
    142     visit_type_uint32(v, name, &mt->prop1, errp);
    143 }
    144 
    145 static void prop2_accessor(Object *obj, Visitor *v, const char *name,
    146                            void *opaque, Error **errp)
    147 {
    148     MyType *mt = DYNAMIC_TYPE(obj);
    149 
    150     visit_type_uint32(v, name, &mt->prop2, errp);
    151 }
    152 
    153 static void dynamic_instance_init(Object *obj)
    154 {
    155     object_property_add(obj, "prop1", "uint32", prop1_accessor, prop1_accessor,
    156                         NULL, NULL);
    157     object_property_add(obj, "prop2", "uint32", prop2_accessor, prop2_accessor,
    158                         NULL, NULL);
    159 }
    160 
    161 static void dynamic_class_init(ObjectClass *oc, void *data)
    162 {
    163     DeviceClass *dc = DEVICE_CLASS(oc);
    164 
    165     dc->realize = NULL;
    166 }
    167 
    168 
    169 static const TypeInfo dynamic_prop_type = {
    170     .name = TYPE_DYNAMIC_PROPS,
    171     .parent = TYPE_DEVICE,
    172     .instance_size = sizeof(MyType),
    173     .instance_init = dynamic_instance_init,
    174     .class_init = dynamic_class_init,
    175 };
    176 
    177 static void hotplug_class_init(ObjectClass *oc, void *data)
    178 {
    179     DeviceClass *dc = DEVICE_CLASS(oc);
    180 
    181     dc->realize = NULL;
    182     dc->hotpluggable = true;
    183 }
    184 
    185 static const TypeInfo hotplug_type = {
    186     .name = TYPE_UNUSED_HOTPLUG,
    187     .parent = TYPE_DEVICE,
    188     .instance_size = sizeof(MyType),
    189     .instance_init = dynamic_instance_init,
    190     .class_init = hotplug_class_init,
    191 };
    192 
    193 static void nohotplug_class_init(ObjectClass *oc, void *data)
    194 {
    195     DeviceClass *dc = DEVICE_CLASS(oc);
    196 
    197     dc->realize = NULL;
    198     dc->hotpluggable = false;
    199 }
    200 
    201 static const TypeInfo nohotplug_type = {
    202     .name = TYPE_UNUSED_NOHOTPLUG,
    203     .parent = TYPE_DEVICE,
    204     .instance_size = sizeof(MyType),
    205     .instance_init = dynamic_instance_init,
    206     .class_init = nohotplug_class_init,
    207 };
    208 
    209 #define TYPE_NONDEVICE "nondevice-type"
    210 
    211 static const TypeInfo nondevice_type = {
    212     .name = TYPE_NONDEVICE,
    213     .parent = TYPE_OBJECT,
    214 };
    215 
    216 /* Test setting of dynamic properties using global properties */
    217 static void test_dynamic_globalprop_subprocess(void)
    218 {
    219     MyType *mt;
    220     static GlobalProperty props[] = {
    221         { TYPE_DYNAMIC_PROPS, "prop1", "101", },
    222         { TYPE_DYNAMIC_PROPS, "prop2", "102", },
    223         { TYPE_DYNAMIC_PROPS"-bad", "prop3", "103", },
    224         { TYPE_UNUSED_HOTPLUG, "prop4", "104", },
    225         { TYPE_UNUSED_NOHOTPLUG, "prop5", "105", },
    226         { TYPE_NONDEVICE, "prop6", "106", },
    227         {}
    228     };
    229     int global_error;
    230 
    231     register_global_properties(props);
    232 
    233     mt = DYNAMIC_TYPE(object_new(TYPE_DYNAMIC_PROPS));
    234     qdev_realize(DEVICE(mt), NULL, &error_fatal);
    235 
    236     g_assert_cmpuint(mt->prop1, ==, 101);
    237     g_assert_cmpuint(mt->prop2, ==, 102);
    238     global_error = qdev_prop_check_globals();
    239     g_assert_cmpuint(global_error, ==, 1);
    240     g_assert(props[0].used);
    241     g_assert(props[1].used);
    242     g_assert(!props[2].used);
    243     g_assert(!props[3].used);
    244     g_assert(!props[4].used);
    245     g_assert(!props[5].used);
    246 }
    247 
    248 static void test_dynamic_globalprop(void)
    249 {
    250     g_test_trap_subprocess("/qdev/properties/dynamic/global/subprocess", 0, 0);
    251     g_test_trap_assert_passed();
    252     g_test_trap_assert_stderr_unmatched("*prop1*");
    253     g_test_trap_assert_stderr_unmatched("*prop2*");
    254     g_test_trap_assert_stderr(
    255         "*warning: global dynamic-prop-type-bad.prop3 has invalid class name*");
    256     g_test_trap_assert_stderr_unmatched("*prop4*");
    257     g_test_trap_assert_stderr(
    258         "*warning: global nohotplug-type.prop5=105 not used*");
    259     g_test_trap_assert_stderr(
    260         "*warning: global nondevice-type.prop6 has invalid class name*");
    261     g_test_trap_assert_stdout("");
    262 }
    263 
    264 /* Test if global props affecting subclasses are applied in the right order */
    265 static void test_subclass_global_props(void)
    266 {
    267     MyType *mt;
    268     /* Global properties must be applied in the order they were registered */
    269     static GlobalProperty props[] = {
    270         { TYPE_STATIC_PROPS, "prop1", "101" },
    271         { TYPE_SUBCLASS,     "prop1", "102" },
    272         { TYPE_SUBCLASS,     "prop2", "103" },
    273         { TYPE_STATIC_PROPS, "prop2", "104" },
    274         {}
    275     };
    276 
    277     register_global_properties(props);
    278 
    279     mt = STATIC_TYPE(object_new(TYPE_SUBCLASS));
    280     qdev_realize(DEVICE(mt), NULL, &error_fatal);
    281 
    282     g_assert_cmpuint(mt->prop1, ==, 102);
    283     g_assert_cmpuint(mt->prop2, ==, 104);
    284 }
    285 
    286 int main(int argc, char **argv)
    287 {
    288     g_test_init(&argc, &argv, NULL);
    289 
    290     module_call_init(MODULE_INIT_QOM);
    291     type_register_static(&static_prop_type);
    292     type_register_static(&subclass_type);
    293     type_register_static(&dynamic_prop_type);
    294     type_register_static(&hotplug_type);
    295     type_register_static(&nohotplug_type);
    296     type_register_static(&nondevice_type);
    297 
    298     g_test_add_func("/qdev/properties/static/default/subprocess",
    299                     test_static_prop_subprocess);
    300     g_test_add_func("/qdev/properties/static/default",
    301                     test_static_prop);
    302 
    303     g_test_add_func("/qdev/properties/static/global/subprocess",
    304                     test_static_globalprop_subprocess);
    305     g_test_add_func("/qdev/properties/static/global",
    306                     test_static_globalprop);
    307 
    308     g_test_add_func("/qdev/properties/dynamic/global/subprocess",
    309                     test_dynamic_globalprop_subprocess);
    310     g_test_add_func("/qdev/properties/dynamic/global",
    311                     test_dynamic_globalprop);
    312 
    313     g_test_add_func("/qdev/properties/global/subclass",
    314                     test_subclass_global_props);
    315 
    316     g_test_run();
    317 
    318     return 0;
    319 }