[qemu.git] / test-visitor.c

#include <glib.h>
#include "qapi/qmp-output-visitor.h"
#include "qapi/qmp-input-visitor.h"
#include "test-qapi-types.h"
#include "test-qapi-visit.h"
#include "qemu-objects.h"

typedef struct TestStruct
{
    int64_t x;
    int64_t y;
} TestStruct;

typedef struct TestStructList
{
    TestStruct *value;
    struct TestStructList *next;
} TestStructList;

static void visit_type_TestStruct(Visitor *v, TestStruct **obj, const char *name, Error **errp)
{
    visit_start_struct(v, (void **)obj, "TestStruct", name, sizeof(TestStruct), errp);
    visit_type_int(v, &(*obj)->x, "x", errp);
    visit_type_int(v, &(*obj)->y, "y", errp);
    visit_end_struct(v, errp);
}

static void visit_type_TestStructList(Visitor *m, TestStructList ** obj, const char *name, Error **errp)
{
    GenericList *i;

    visit_start_list(m, name, errp);

    for (i = visit_next_list(m, (GenericList **)obj, errp); i; i = visit_next_list(m, &i, errp)) {
        TestStructList *native_i = (TestStructList *)i;
        visit_type_TestStruct(m, &native_i->value, NULL, errp);
    }

    visit_end_list(m, errp);
}

/* test core visitor methods */
static void test_visitor_core(void)
{
    QmpOutputVisitor *mo;
    QmpInputVisitor *mi;
    Visitor *v;
    TestStruct ts = { 42, 82 };
    TestStruct *pts = &ts;
    TestStructList *lts = NULL;
    Error *err = NULL;
    QObject *obj;
    QString *str;
    int64_t value = 0;

    mo = qmp_output_visitor_new();
    v = qmp_output_get_visitor(mo);

    visit_type_TestStruct(v, &pts, NULL, &err);

    obj = qmp_output_get_qobject(mo);

    str = qobject_to_json(obj);

    printf("%s\n", qstring_get_str(str));

    QDECREF(str);

    obj = QOBJECT(qint_from_int(0x42));

    mi = qmp_input_visitor_new(obj);
    v = qmp_input_get_visitor(mi);

    visit_type_int(v, &value, NULL, &err);
    if (err) {
        g_error("%s", error_get_pretty(err));
    }

    g_assert(value == 0x42);

    qobject_decref(obj);

    obj = qobject_from_json("{'x': 42, 'y': 84}");
    mi = qmp_input_visitor_new(obj);
    v = qmp_input_get_visitor(mi);

    pts = NULL;

    visit_type_TestStruct(v, &pts, NULL, &err);
    if (err) {
        g_error("%s", error_get_pretty(err));
    }

    g_assert(pts != NULL);
    g_assert(pts->x == 42);
    g_assert(pts->y == 84);

    qobject_decref(obj);

    obj = qobject_from_json("[{'x': 42, 'y': 84}, {'x': 12, 'y': 24}]");
    mi = qmp_input_visitor_new(obj);
    v = qmp_input_get_visitor(mi);

    visit_type_TestStructList(v, &lts, NULL, &err);
    if (err) {
        g_error("%s", error_get_pretty(err));
    }

    g_assert(lts != NULL);
    g_assert(lts->value->x == 42);
    g_assert(lts->value->y == 84);

    lts = lts->next;
    g_assert(lts != NULL);
    g_assert(lts->value->x == 12);
    g_assert(lts->value->y == 24);

    g_assert(lts->next == NULL);

    qobject_decref(obj);
}

/* test deep nesting with refs to other user-defined types */
static void test_nested_structs(void)
{
    QmpOutputVisitor *mo;
    QmpInputVisitor *mi;
    Visitor *v;
    UserDefOne ud1;
    UserDefOne *ud1_p = &ud1, *ud1c_p = NULL;
    UserDefTwo ud2;
    UserDefTwo *ud2_p = &ud2, *ud2c_p = NULL;
    Error *err = NULL;
    QObject *obj;
    QString *str;

    ud1.integer = 42;
    ud1.string = strdup("fourty two");

    /* sanity check */
    mo = qmp_output_visitor_new();
    v = qmp_output_get_visitor(mo);
    visit_type_UserDefOne(v, &ud1_p, "o_O", &err);
    if (err) {
        g_error("%s", error_get_pretty(err));
    }
    obj = qmp_output_get_qobject(mo);
    g_assert(obj);
    qobject_decref(obj);

    ud2.string = strdup("fourty three");
    ud2.dict.string = strdup("fourty four");
    ud2.dict.dict.userdef = ud1_p;
    ud2.dict.dict.string = strdup("fourty five");
    ud2.dict.has_dict2 = true;
    ud2.dict.dict2.userdef = ud1_p;
    ud2.dict.dict2.string = strdup("fourty six");

    /* c type -> qobject */
    mo = qmp_output_visitor_new();
    v = qmp_output_get_visitor(mo);
    visit_type_UserDefTwo(v, &ud2_p, "unused", &err);
    if (err) {
        g_error("%s", error_get_pretty(err));
    }
    obj = qmp_output_get_qobject(mo);
    g_assert(obj);
    str = qobject_to_json_pretty(obj);
    g_print("%s\n", qstring_get_str(str));
    QDECREF(str);

    /* qobject -> c type, should match original struct */
    mi = qmp_input_visitor_new(obj);
    v = qmp_input_get_visitor(mi);
    visit_type_UserDefTwo(v, &ud2c_p, NULL, &err);
    if (err) {
        g_error("%s", error_get_pretty(err));
    }

    g_assert(!g_strcmp0(ud2c_p->string, ud2.string));
    g_assert(!g_strcmp0(ud2c_p->dict.string, ud2.dict.string));

    ud1c_p = ud2c_p->dict.dict.userdef;
    g_assert(ud1c_p->integer == ud1_p->integer);
    g_assert(!g_strcmp0(ud1c_p->string, ud1_p->string));

    g_assert(!g_strcmp0(ud2c_p->dict.dict.string, ud2.dict.dict.string));

    ud1c_p = ud2c_p->dict.dict2.userdef;
    g_assert(ud1c_p->integer == ud1_p->integer);
    g_assert(!g_strcmp0(ud1c_p->string, ud1_p->string));

    g_assert(!g_strcmp0(ud2c_p->dict.dict2.string, ud2.dict.dict2.string));
    g_free(ud1.string);
    g_free(ud2.string);
    g_free(ud2.dict.string);
    g_free(ud2.dict.dict.string);
    g_free(ud2.dict.dict2.string);

    qapi_free_UserDefTwo(ud2c_p);

    qobject_decref(obj);
}

/* test enum values */
static void test_enums(void)
{
    QmpOutputVisitor *mo;
    QmpInputVisitor *mi;
    Visitor *v;
    EnumOne enum1 = ENUM_ONE_VALUE2, enum1_cpy = ENUM_ONE_VALUE1;
    Error *err = NULL;
    QObject *obj;
    QString *str;

    /* C type -> QObject */
    mo = qmp_output_visitor_new();
    v = qmp_output_get_visitor(mo);
    visit_type_EnumOne(v, &enum1, "unused", &err);
    if (err) {
        g_error("%s", error_get_pretty(err));
    }
    obj = qmp_output_get_qobject(mo);
    g_assert(obj);
    str = qobject_to_json_pretty(obj);
    g_print("%s\n", qstring_get_str(str));
    QDECREF(str);
    g_assert(g_strcmp0(qstring_get_str(qobject_to_qstring(obj)), "value2") == 0);

    /* QObject -> C type */
    mi = qmp_input_visitor_new(obj);
    v = qmp_input_get_visitor(mi);
    visit_type_EnumOne(v, &enum1_cpy, "unused", &err);
    if (err) {
        g_error("%s", error_get_pretty(err));
    }
    g_debug("enum1_cpy, enum1: %d, %d", enum1_cpy, enum1);
    g_assert(enum1_cpy == enum1);

    qobject_decref(obj);
}

/* test enum values nested in schema-defined structs */
static void test_nested_enums(void)
{
    QmpOutputVisitor *mo;
    QmpInputVisitor *mi;
    Visitor *v;
    NestedEnumsOne *nested_enums, *nested_enums_cpy = NULL;
    Error *err = NULL;
    QObject *obj;
    QString *str;

    nested_enums = g_malloc0(sizeof(NestedEnumsOne));
    nested_enums->enum1 = ENUM_ONE_VALUE1;
    nested_enums->enum2 = ENUM_ONE_VALUE2;
    nested_enums->enum3 = ENUM_ONE_VALUE3;
    nested_enums->enum4 = ENUM_ONE_VALUE3;
    nested_enums->has_enum2 = false;
    nested_enums->has_enum4 = true;

    /* C type -> QObject */
    mo = qmp_output_visitor_new();
    v = qmp_output_get_visitor(mo);
    visit_type_NestedEnumsOne(v, &nested_enums, NULL, &err);
    if (err) {
        g_error("%s", error_get_pretty(err));
    }
    obj = qmp_output_get_qobject(mo);
    g_assert(obj);
    str = qobject_to_json_pretty(obj);
    g_print("%s\n", qstring_get_str(str));
    QDECREF(str);

    /* QObject -> C type */
    mi = qmp_input_visitor_new(obj);
    v = qmp_input_get_visitor(mi);
    visit_type_NestedEnumsOne(v, &nested_enums_cpy, NULL, &err);
    if (err) {
        g_error("%s", error_get_pretty(err));
    }
    g_assert(nested_enums_cpy);
    g_assert(nested_enums_cpy->enum1 == nested_enums->enum1);
    g_assert(nested_enums_cpy->enum3 == nested_enums->enum3);
    g_assert(nested_enums_cpy->enum4 == nested_enums->enum4);
    g_assert(nested_enums_cpy->has_enum2 == false);
    g_assert(nested_enums_cpy->has_enum4 == true);

    qobject_decref(obj);
    qapi_free_NestedEnumsOne(nested_enums);
    qapi_free_NestedEnumsOne(nested_enums_cpy);
}

int main(int argc, char **argv)
{
    g_test_init(&argc, &argv, NULL);

    g_test_add_func("/0.15/visitor_core", test_visitor_core);
    g_test_add_func("/0.15/nested_structs", test_nested_structs);
    g_test_add_func("/0.15/enums", test_enums);
    g_test_add_func("/0.15/nested_enums", test_nested_enums);

    g_test_run();

    return 0;
}
Commit	Line	Data
640e5404 MR	1	#include <glib.h>
	2	#include "qapi/qmp-output-visitor.h"
	3	#include "qapi/qmp-input-visitor.h"
	4	#include "test-qapi-types.h"
	5	#include "test-qapi-visit.h"
	6	#include "qemu-objects.h"
	7
	8	typedef struct TestStruct
	9	{
	10	int64_t x;
	11	int64_t y;
	12	} TestStruct;
	13
	14	typedef struct TestStructList
	15	{
	16	TestStruct *value;
	17	struct TestStructList *next;
	18	} TestStructList;
	19
	20	static void visit_type_TestStruct(Visitor v, TestStruct obj, const char name, Error **errp)
	21	{
	22	visit_start_struct(v, (void **)obj, "TestStruct", name, sizeof(TestStruct), errp);
	23	visit_type_int(v, &(*obj)->x, "x", errp);
	24	visit_type_int(v, &(*obj)->y, "y", errp);
	25	visit_end_struct(v, errp);
	26	}
	27
	28	static void visit_type_TestStructList(Visitor m, TestStructList * obj, const char name, Error *errp)
	29	{
	30	GenericList *i;
	31
	32	visit_start_list(m, name, errp);
	33
	34	for (i = visit_next_list(m, (GenericList **)obj, errp); i; i = visit_next_list(m, &i, errp)) {
	35	TestStructList native_i = (TestStructList )i;
	36	visit_type_TestStruct(m, &native_i->value, NULL, errp);
	37	}
	38
	39	visit_end_list(m, errp);
	40	}
	41
	42	/* test core visitor methods */
	43	static void test_visitor_core(void)
	44	{
	45	QmpOutputVisitor *mo;
	46	QmpInputVisitor *mi;
	47	Visitor *v;
	48	TestStruct ts = { 42, 82 };
	49	TestStruct *pts = &ts;
	50	TestStructList *lts = NULL;
	51	Error *err = NULL;
	52	QObject *obj;
	53	QString *str;
	54	int64_t value = 0;
	55
	56	mo = qmp_output_visitor_new();
	57	v = qmp_output_get_visitor(mo);
	58
	59	visit_type_TestStruct(v, &pts, NULL, &err);
	60
	61	obj = qmp_output_get_qobject(mo);
	62
	63	str = qobject_to_json(obj);
	64
65	printf("%s\n", qstring_get_str(str));
66
67	QDECREF(str);
68
69	obj = QOBJECT(qint_from_int(0x42));
70
71	mi = qmp_input_visitor_new(obj);
72	v = qmp_input_get_visitor(mi);
73
74	visit_type_int(v, &value, NULL, &err);
75	if (err) {
76	g_error("%s", error_get_pretty(err));
77	}
78
79	g_assert(value == 0x42);
80
81	qobject_decref(obj);
82
83	obj = qobject_from_json("{'x': 42, 'y': 84}");
84	mi = qmp_input_visitor_new(obj);
85	v = qmp_input_get_visitor(mi);
86
87	pts = NULL;
88
89	visit_type_TestStruct(v, &pts, NULL, &err);
90	if (err) {
91	g_error("%s", error_get_pretty(err));
92	}
93
94	g_assert(pts != NULL);
95	g_assert(pts->x == 42);
96	g_assert(pts->y == 84);
97
98	qobject_decref(obj);
99
100	obj = qobject_from_json("[{'x': 42, 'y': 84}, {'x': 12, 'y': 24}]");
101	mi = qmp_input_visitor_new(obj);
102	v = qmp_input_get_visitor(mi);
103
104	visit_type_TestStructList(v, &lts, NULL, &err);
105	if (err) {
106	g_error("%s", error_get_pretty(err));
107	}
108
109	g_assert(lts != NULL);
110	g_assert(lts->value->x == 42);
111	g_assert(lts->value->y == 84);
112
113	lts = lts->next;
114	g_assert(lts != NULL);
115	g_assert(lts->value->x == 12);
116	g_assert(lts->value->y == 24);
117
118	g_assert(lts->next == NULL);
119
120	qobject_decref(obj);
121	}
122
123	/* test deep nesting with refs to other user-defined types */
124	static void test_nested_structs(void)
125	{
126	QmpOutputVisitor *mo;
127	QmpInputVisitor *mi;
128	Visitor *v;
129	UserDefOne ud1;
130	UserDefOne ud1_p = &ud1, ud1c_p = NULL;
131	UserDefTwo ud2;
132	UserDefTwo ud2_p = &ud2, ud2c_p = NULL;
133	Error *err = NULL;
134	QObject *obj;
135	QString *str;
136
137	ud1.integer = 42;
138	ud1.string = strdup("fourty two");
139
140	/* sanity check */
141	mo = qmp_output_visitor_new();
142	v = qmp_output_get_visitor(mo);
143	visit_type_UserDefOne(v, &ud1_p, "o_O", &err);
144	if (err) {
145	g_error("%s", error_get_pretty(err));
146	}
147	obj = qmp_output_get_qobject(mo);
148	g_assert(obj);
149	qobject_decref(obj);
150
151	ud2.string = strdup("fourty three");
152	ud2.dict.string = strdup("fourty four");
153	ud2.dict.dict.userdef = ud1_p;
154	ud2.dict.dict.string = strdup("fourty five");
155	ud2.dict.has_dict2 = true;
156	ud2.dict.dict2.userdef = ud1_p;
157	ud2.dict.dict2.string = strdup("fourty six");
158
159	/* c type -> qobject */
160	mo = qmp_output_visitor_new();
161	v = qmp_output_get_visitor(mo);
162	visit_type_UserDefTwo(v, &ud2_p, "unused", &err);
163	if (err) {
164	g_error("%s", error_get_pretty(err));
165	}
166	obj = qmp_output_get_qobject(mo);
167	g_assert(obj);
168	str = qobject_to_json_pretty(obj);
169	g_print("%s\n", qstring_get_str(str));
170	QDECREF(str);
171
172	/* qobject -> c type, should match original struct */
173	mi = qmp_input_visitor_new(obj);
174	v = qmp_input_get_visitor(mi);
175	visit_type_UserDefTwo(v, &ud2c_p, NULL, &err);
176	if (err) {
177	g_error("%s", error_get_pretty(err));
178	}
179
180	g_assert(!g_strcmp0(ud2c_p->string, ud2.string));
181	g_assert(!g_strcmp0(ud2c_p->dict.string, ud2.dict.string));
182
183	ud1c_p = ud2c_p->dict.dict.userdef;
184	g_assert(ud1c_p->integer == ud1_p->integer);
185	g_assert(!g_strcmp0(ud1c_p->string, ud1_p->string));
186
187	g_assert(!g_strcmp0(ud2c_p->dict.dict.string, ud2.dict.dict.string));
188
189	ud1c_p = ud2c_p->dict.dict2.userdef;
190	g_assert(ud1c_p->integer == ud1_p->integer);
191	g_assert(!g_strcmp0(ud1c_p->string, ud1_p->string));
192
193	g_assert(!g_strcmp0(ud2c_p->dict.dict2.string, ud2.dict.dict2.string));
7267c094 AL	194	g_free(ud1.string);
	195	g_free(ud2.string);
	196	g_free(ud2.dict.string);
	197	g_free(ud2.dict.dict.string);
	198	g_free(ud2.dict.dict2.string);
640e5404 MR	199
	200	qapi_free_UserDefTwo(ud2c_p);
	201
	202	qobject_decref(obj);
	203	}
	204
	205	/* test enum values */
	206	static void test_enums(void)
	207	{
	208	QmpOutputVisitor *mo;
	209	QmpInputVisitor *mi;
	210	Visitor *v;
	211	EnumOne enum1 = ENUM_ONE_VALUE2, enum1_cpy = ENUM_ONE_VALUE1;
	212	Error *err = NULL;
	213	QObject *obj;
	214	QString *str;
	215
	216	/* C type -> QObject */
	217	mo = qmp_output_visitor_new();
	218	v = qmp_output_get_visitor(mo);
	219	visit_type_EnumOne(v, &enum1, "unused", &err);
	220	if (err) {
	221	g_error("%s", error_get_pretty(err));
	222	}
	223	obj = qmp_output_get_qobject(mo);
	224	g_assert(obj);
	225	str = qobject_to_json_pretty(obj);
	226	g_print("%s\n", qstring_get_str(str));
	227	QDECREF(str);
	228	g_assert(g_strcmp0(qstring_get_str(qobject_to_qstring(obj)), "value2") == 0);
	229
	230	/* QObject -> C type */
	231	mi = qmp_input_visitor_new(obj);
	232	v = qmp_input_get_visitor(mi);
	233	visit_type_EnumOne(v, &enum1_cpy, "unused", &err);
	234	if (err) {
	235	g_error("%s", error_get_pretty(err));
	236	}
	237	g_debug("enum1_cpy, enum1: %d, %d", enum1_cpy, enum1);
	238	g_assert(enum1_cpy == enum1);
	239
	240	qobject_decref(obj);
	241	}
	242
	243	/* test enum values nested in schema-defined structs */
	244	static void test_nested_enums(void)
	245	{
	246	QmpOutputVisitor *mo;
	247	QmpInputVisitor *mi;
	248	Visitor *v;
	249	NestedEnumsOne nested_enums, nested_enums_cpy = NULL;
	250	Error *err = NULL;
	251	QObject *obj;
	252	QString *str;
	253
7267c094	254	nested_enums = g_malloc0(sizeof(NestedEnumsOne));
640e5404 MR	255	nested_enums->enum1 = ENUM_ONE_VALUE1;
	256	nested_enums->enum2 = ENUM_ONE_VALUE2;
	257	nested_enums->enum3 = ENUM_ONE_VALUE3;
	258	nested_enums->enum4 = ENUM_ONE_VALUE3;
	259	nested_enums->has_enum2 = false;
	260	nested_enums->has_enum4 = true;
	261
	262	/* C type -> QObject */
	263	mo = qmp_output_visitor_new();
	264	v = qmp_output_get_visitor(mo);
	265	visit_type_NestedEnumsOne(v, &nested_enums, NULL, &err);
	266	if (err) {
	267	g_error("%s", error_get_pretty(err));
	268	}
	269	obj = qmp_output_get_qobject(mo);
	270	g_assert(obj);
	271	str = qobject_to_json_pretty(obj);
	272	g_print("%s\n", qstring_get_str(str));
	273	QDECREF(str);
	274
	275	/* QObject -> C type */
	276	mi = qmp_input_visitor_new(obj);
	277	v = qmp_input_get_visitor(mi);
	278	visit_type_NestedEnumsOne(v, &nested_enums_cpy, NULL, &err);
	279	if (err) {
	280	g_error("%s", error_get_pretty(err));
	281	}
	282	g_assert(nested_enums_cpy);
	283	g_assert(nested_enums_cpy->enum1 == nested_enums->enum1);
	284	g_assert(nested_enums_cpy->enum3 == nested_enums->enum3);
	285	g_assert(nested_enums_cpy->enum4 == nested_enums->enum4);
	286	g_assert(nested_enums_cpy->has_enum2 == false);
	287	g_assert(nested_enums_cpy->has_enum4 == true);
	288
	289	qobject_decref(obj);
	290	qapi_free_NestedEnumsOne(nested_enums);
	291	qapi_free_NestedEnumsOne(nested_enums_cpy);
	292	}
	293
	294	int main(int argc, char **argv)
	295	{
	296	g_test_init(&argc, &argv, NULL);
	297
	298	g_test_add_func("/0.15/visitor_core", test_visitor_core);
	299	g_test_add_func("/0.15/nested_structs", test_nested_structs);
	300	g_test_add_func("/0.15/enums", test_enums);
	301	g_test_add_func("/0.15/nested_enums", test_nested_enums);
	302
	303	g_test_run();
	304
	305	return 0;
	306	}