/* * qapi event unit-tests. * * Copyright (c) 2014 Wenchao Xia * * Authors: * Wenchao Xia <wenchaoqemu@gmail.com> * * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. * See the COPYING.LIB file in the top-level directory. * */ #include "qemu/osdep.h" #include "qemu-common.h" #include "qapi/error.h" #include "qapi/qmp/qbool.h" #include "qapi/qmp/qdict.h" #include "qapi/qmp/qnum.h" #include "qapi/qmp/qstring.h" #include "qapi/qmp-event.h" #include "test-qapi-events.h" typedef struct TestEventData { QDict *expect; } TestEventData; typedef struct QDictCmpData { QDict *expect; bool result; } QDictCmpData; TestEventData *test_event_data; static GMutex test_event_lock; /* Only compares bool, int, string */ static void qdict_cmp_do_simple(const char *key, QObject *obj1, void *opaque) { QObject *obj2; QDictCmpData d_new, *d = opaque; int64_t val1, val2; if (!d->result) { return; } obj2 = qdict_get(d->expect, key); if (!obj2) { d->result = false; return; } if (qobject_type(obj1) != qobject_type(obj2)) { d->result = false; return; } switch (qobject_type(obj1)) { case QTYPE_QBOOL: d->result = (qbool_get_bool(qobject_to(QBool, obj1)) == qbool_get_bool(qobject_to(QBool, obj2))); return; case QTYPE_QNUM: g_assert(qnum_get_try_int(qobject_to(QNum, obj1), &val1)); g_assert(qnum_get_try_int(qobject_to(QNum, obj2), &val2)); d->result = val1 == val2; return; case QTYPE_QSTRING: d->result = g_strcmp0(qstring_get_str(qobject_to(QString, obj1)), qstring_get_str(qobject_to(QString, obj2))) == 0; return; case QTYPE_QDICT: d_new.expect = qobject_to(QDict, obj2); d_new.result = true; qdict_iter(qobject_to(QDict, obj1), qdict_cmp_do_simple, &d_new); d->result = d_new.result; return; default: abort(); } } static bool qdict_cmp_simple(QDict *a, QDict *b) { QDictCmpData d; d.expect = b; d.result = true; qdict_iter(a, qdict_cmp_do_simple, &d); return d.result; } /* This function is hooked as final emit function, which can verify the correctness. */ static void event_test_emit(test_QAPIEvent event, QDict *d, Error **errp) { QDict *t; int64_t s, ms; /* Verify that we have timestamp, then remove it to compare other fields */ t = qdict_get_qdict(d, "timestamp"); g_assert(t); s = qdict_get_try_int(t, "seconds", -2); ms = qdict_get_try_int(t, "microseconds", -2); if (s == -1) { g_assert(ms == -1); } else { g_assert(s >= 0); g_assert(ms >= 0 && ms <= 999999); } g_assert(qdict_size(t) == 2); qdict_del(d, "timestamp"); g_assert(qdict_cmp_simple(d, test_event_data->expect)); } static void event_prepare(TestEventData *data, const void *unused) { /* Global variable test_event_data was used to pass the expectation, so test cases can't be executed at same time. */ g_mutex_lock(&test_event_lock); data->expect = qdict_new(); test_event_data = data; } static void event_teardown(TestEventData *data, const void *unused) { qobject_unref(data->expect); test_event_data = NULL; g_mutex_unlock(&test_event_lock); } static void event_test_add(const char *testpath, void (*test_func)(TestEventData *data, const void *user_data)) { g_test_add(testpath, TestEventData, NULL, event_prepare, test_func, event_teardown); } /* Test cases */ static void test_event_a(TestEventData *data, const void *unused) { QDict *d; d = data->expect; qdict_put_str(d, "event", "EVENT_A"); qapi_event_send_event_a(&error_abort); } static void test_event_b(TestEventData *data, const void *unused) { QDict *d; d = data->expect; qdict_put_str(d, "event", "EVENT_B"); qapi_event_send_event_b(&error_abort); } static void test_event_c(TestEventData *data, const void *unused) { QDict *d, *d_data, *d_b; UserDefOne b; b.integer = 2; b.string = g_strdup("test1"); b.has_enum1 = false; d_b = qdict_new(); qdict_put_int(d_b, "integer", 2); qdict_put_str(d_b, "string", "test1"); d_data = qdict_new(); qdict_put_int(d_data, "a", 1); qdict_put(d_data, "b", d_b); qdict_put_str(d_data, "c", "test2"); d = data->expect; qdict_put_str(d, "event", "EVENT_C"); qdict_put(d, "data", d_data); qapi_event_send_event_c(true, 1, true, &b, "test2", &error_abort); g_free(b.string); } /* Complex type */ static void test_event_d(TestEventData *data, const void *unused) { UserDefOne struct1; EventStructOne a; QDict *d, *d_data, *d_a, *d_struct1; struct1.integer = 2; struct1.string = g_strdup("test1"); struct1.has_enum1 = true; struct1.enum1 = ENUM_ONE_VALUE1; a.struct1 = &struct1; a.string = g_strdup("test2"); a.has_enum2 = true; a.enum2 = ENUM_ONE_VALUE2; d_struct1 = qdict_new(); qdict_put_int(d_struct1, "integer", 2); qdict_put_str(d_struct1, "string", "test1"); qdict_put_str(d_struct1, "enum1", "value1"); d_a = qdict_new(); qdict_put(d_a, "struct1", d_struct1); qdict_put_str(d_a, "string", "test2"); qdict_put_str(d_a, "enum2", "value2"); d_data = qdict_new(); qdict_put(d_data, "a", d_a); qdict_put_str(d_data, "b", "test3"); qdict_put_str(d_data, "enum3", "value3"); d = data->expect; qdict_put_str(d, "event", "EVENT_D"); qdict_put(d, "data", d_data); qapi_event_send_event_d(&a, "test3", false, NULL, true, ENUM_ONE_VALUE3, &error_abort); g_free(struct1.string); g_free(a.string); } int main(int argc, char **argv) { qmp_event_set_func_emit(event_test_emit); g_test_init(&argc, &argv, NULL); event_test_add("/event/event_a", test_event_a); event_test_add("/event/event_b", test_event_b); event_test_add("/event/event_c", test_event_c); event_test_add("/event/event_d", test_event_d); g_test_run(); return 0; }