qemu/tests/test-qmp-event.c
<<
>>
Prefs
   1/*
   2 * qapi event unit-tests.
   3 *
   4 * Copyright (c) 2014 Wenchao Xia
   5 *
   6 * Authors:
   7 *  Wenchao Xia   <wenchaoqemu@gmail.com>
   8 *
   9 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
  10 * See the COPYING.LIB file in the top-level directory.
  11 *
  12 */
  13
  14#include "qemu/osdep.h"
  15
  16#include "qemu-common.h"
  17#include "test-qapi-types.h"
  18#include "test-qapi-visit.h"
  19#include "test-qapi-event.h"
  20#include "qapi/qmp/types.h"
  21#include "qapi/qmp/qint.h"
  22#include "qapi/qmp/qobject.h"
  23#include "qapi/qmp-event.h"
  24
  25typedef struct TestEventData {
  26    QDict *expect;
  27} TestEventData;
  28
  29typedef struct QDictCmpData {
  30    QDict *expect;
  31    bool result;
  32} QDictCmpData;
  33
  34TestEventData *test_event_data;
  35static CompatGMutex test_event_lock;
  36
  37/* Only compares bool, int, string */
  38static
  39void qdict_cmp_do_simple(const char *key, QObject *obj1, void *opaque)
  40
  41{
  42    QObject *obj2;
  43    QDictCmpData d_new, *d = opaque;
  44
  45    if (!d->result) {
  46        return;
  47    }
  48
  49    obj2 = qdict_get(d->expect, key);
  50    if (!obj2) {
  51        d->result = false;
  52        return;
  53    }
  54
  55    if (qobject_type(obj1) != qobject_type(obj2)) {
  56        d->result = false;
  57        return;
  58    }
  59
  60    switch (qobject_type(obj1)) {
  61    case QTYPE_QBOOL:
  62        d->result = (qbool_get_bool(qobject_to_qbool(obj1)) ==
  63                     qbool_get_bool(qobject_to_qbool(obj2)));
  64        return;
  65    case QTYPE_QINT:
  66        d->result = (qint_get_int(qobject_to_qint(obj1)) ==
  67                     qint_get_int(qobject_to_qint(obj2)));
  68        return;
  69    case QTYPE_QSTRING:
  70        d->result = g_strcmp0(qstring_get_str(qobject_to_qstring(obj1)),
  71                              qstring_get_str(qobject_to_qstring(obj2))) == 0;
  72        return;
  73    case QTYPE_QDICT:
  74        d_new.expect = qobject_to_qdict(obj2);
  75        d_new.result = true;
  76        qdict_iter(qobject_to_qdict(obj1), qdict_cmp_do_simple, &d_new);
  77        d->result = d_new.result;
  78        return;
  79    default:
  80        abort();
  81    }
  82}
  83
  84static bool qdict_cmp_simple(QDict *a, QDict *b)
  85{
  86    QDictCmpData d;
  87
  88    d.expect = b;
  89    d.result = true;
  90    qdict_iter(a, qdict_cmp_do_simple, &d);
  91    return d.result;
  92}
  93
  94/* This function is hooked as final emit function, which can verify the
  95   correctness. */
  96static void event_test_emit(test_QAPIEvent event, QDict *d, Error **errp)
  97{
  98    QObject *obj;
  99    QDict *t;
 100    int64_t s, ms;
 101
 102    /* Verify that we have timestamp, then remove it to compare other fields */
 103    obj = qdict_get(d, "timestamp");
 104    g_assert(obj);
 105    t = qobject_to_qdict(obj);
 106    g_assert(t);
 107    obj = qdict_get(t, "seconds");
 108    g_assert(obj && qobject_type(obj) == QTYPE_QINT);
 109    s = qint_get_int(qobject_to_qint(obj));
 110    obj = qdict_get(t, "microseconds");
 111    g_assert(obj && qobject_type(obj) == QTYPE_QINT);
 112    ms = qint_get_int(qobject_to_qint(obj));
 113    if (s == -1) {
 114        g_assert(ms == -1);
 115    } else {
 116        g_assert(ms >= 0 && ms <= 999999);
 117    }
 118    g_assert(qdict_size(t) == 2);
 119
 120    qdict_del(d, "timestamp");
 121
 122    g_assert(qdict_cmp_simple(d, test_event_data->expect));
 123
 124}
 125
 126static void event_prepare(TestEventData *data,
 127                          const void *unused)
 128{
 129    /* Global variable test_event_data was used to pass the expectation, so
 130       test cases can't be executed at same time. */
 131    g_mutex_lock(&test_event_lock);
 132
 133    data->expect = qdict_new();
 134    test_event_data = data;
 135}
 136
 137static void event_teardown(TestEventData *data,
 138                           const void *unused)
 139{
 140    QDECREF(data->expect);
 141    test_event_data = NULL;
 142
 143    g_mutex_unlock(&test_event_lock);
 144}
 145
 146static void event_test_add(const char *testpath,
 147                           void (*test_func)(TestEventData *data,
 148                                             const void *user_data))
 149{
 150    g_test_add(testpath, TestEventData, NULL, event_prepare, test_func,
 151               event_teardown);
 152}
 153
 154
 155/* Test cases */
 156
 157static void test_event_a(TestEventData *data,
 158                         const void *unused)
 159{
 160    QDict *d;
 161    d = data->expect;
 162    qdict_put(d, "event", qstring_from_str("EVENT_A"));
 163    qapi_event_send_event_a(&error_abort);
 164}
 165
 166static void test_event_b(TestEventData *data,
 167                         const void *unused)
 168{
 169    QDict *d;
 170    d = data->expect;
 171    qdict_put(d, "event", qstring_from_str("EVENT_B"));
 172    qapi_event_send_event_b(&error_abort);
 173}
 174
 175static void test_event_c(TestEventData *data,
 176                         const void *unused)
 177{
 178    QDict *d, *d_data, *d_b;
 179
 180    UserDefOne b;
 181    b.integer = 2;
 182    b.string = g_strdup("test1");
 183    b.has_enum1 = false;
 184
 185    d_b = qdict_new();
 186    qdict_put(d_b, "integer", qint_from_int(2));
 187    qdict_put(d_b, "string", qstring_from_str("test1"));
 188
 189    d_data = qdict_new();
 190    qdict_put(d_data, "a", qint_from_int(1));
 191    qdict_put(d_data, "b", d_b);
 192    qdict_put(d_data, "c", qstring_from_str("test2"));
 193
 194    d = data->expect;
 195    qdict_put(d, "event", qstring_from_str("EVENT_C"));
 196    qdict_put(d, "data", d_data);
 197
 198    qapi_event_send_event_c(true, 1, true, &b, "test2", &error_abort);
 199
 200    g_free(b.string);
 201}
 202
 203/* Complex type */
 204static void test_event_d(TestEventData *data,
 205                         const void *unused)
 206{
 207    UserDefOne struct1;
 208    EventStructOne a;
 209    QDict *d, *d_data, *d_a, *d_struct1;
 210
 211    struct1.integer = 2;
 212    struct1.string = g_strdup("test1");
 213    struct1.has_enum1 = true;
 214    struct1.enum1 = ENUM_ONE_VALUE1;
 215
 216    a.struct1 = &struct1;
 217    a.string = g_strdup("test2");
 218    a.has_enum2 = true;
 219    a.enum2 = ENUM_ONE_VALUE2;
 220
 221    d_struct1 = qdict_new();
 222    qdict_put(d_struct1, "integer", qint_from_int(2));
 223    qdict_put(d_struct1, "string", qstring_from_str("test1"));
 224    qdict_put(d_struct1, "enum1", qstring_from_str("value1"));
 225
 226    d_a = qdict_new();
 227    qdict_put(d_a, "struct1", d_struct1);
 228    qdict_put(d_a, "string", qstring_from_str("test2"));
 229    qdict_put(d_a, "enum2", qstring_from_str("value2"));
 230
 231    d_data = qdict_new();
 232    qdict_put(d_data, "a", d_a);
 233    qdict_put(d_data, "b", qstring_from_str("test3"));
 234    qdict_put(d_data, "enum3", qstring_from_str("value3"));
 235
 236    d = data->expect;
 237    qdict_put(d, "event", qstring_from_str("EVENT_D"));
 238    qdict_put(d, "data", d_data);
 239
 240    qapi_event_send_event_d(&a, "test3", false, NULL, true, ENUM_ONE_VALUE3,
 241                           &error_abort);
 242
 243    g_free(struct1.string);
 244    g_free(a.string);
 245}
 246
 247int main(int argc, char **argv)
 248{
 249#if !GLIB_CHECK_VERSION(2, 31, 0)
 250    if (!g_thread_supported()) {
 251       g_thread_init(NULL);
 252    }
 253#endif
 254
 255    qmp_event_set_func_emit(event_test_emit);
 256
 257    g_test_init(&argc, &argv, NULL);
 258
 259    event_test_add("/event/event_a", test_event_a);
 260    event_test_add("/event/event_b", test_event_b);
 261    event_test_add("/event/event_c", test_event_c);
 262    event_test_add("/event/event_d", test_event_d);
 263    g_test_run();
 264
 265    return 0;
 266}
 267