stellar-stellar/infra/mq/test/gtest_mq_main.cpp

#pragma GCC diagnostic ignored "-Wunused-parameter"

#include <gtest/gtest.h>

#include "mq/mq_internal.h"

#include "stellar/utils.h"

#define TOPIC_NAME_MAX 512

/*******************************************
 * TEST MQ SCHEMA *
 *******************************************/

TEST(mq_schema, new_and_free) {

	struct mq_schema *s = mq_schema_new();
	EXPECT_TRUE(s!=NULL);
	mq_schema_free(s);
}

void mock_msg_free(void *msg, void *msg_free_arg){}
void mock_overwrite_msg_free(void *msg, void *msg_free_arg){}

TEST(mq_schema, mq_topic_create_and_update) {

	struct mq_schema *s = mq_schema_new();
	EXPECT_TRUE(s!=NULL);

	const char *topic_name="PACKET_TOPIC";
    EXPECT_EQ(mq_schema_get_topic_id(s, topic_name), -1); // illegal topic_name

	int topic_id = mq_schema_create_topic(s, topic_name, NULL, NULL, mock_msg_free, s);
	EXPECT_GE(topic_id, 0);

    struct mq_topic *topic = NULL;
    {
        SCOPED_TRACE("White-box test, check mq_schema internal ");
        topic =
            (struct mq_topic *)utarray_eltptr(s->topic_array, (unsigned int)topic_id);
        EXPECT_EQ(topic->free_cb, (void *)mock_msg_free);
        EXPECT_EQ(topic->free_cb_arg, s);
        EXPECT_EQ(topic->topic_id, topic_id);
        EXPECT_STREQ(topic->topic_name, topic_name);
    }

    EXPECT_EQ(mq_schema_get_topic_id(s, topic_name), topic_id);
    EXPECT_EQ(mq_schema_create_topic(s, topic_name, NULL, NULL, mock_overwrite_msg_free, s), -1); // duplicate create, return error

    {
        SCOPED_TRACE("White-box test, check stellar internal schema");
        topic =
            (struct mq_topic *)utarray_eltptr(s->topic_array, (unsigned int)topic_id);
        EXPECT_EQ(topic->free_cb, (void *)mock_msg_free);
        EXPECT_EQ(topic->free_cb_arg, s);
        EXPECT_EQ(topic->topic_id, topic_id);
        EXPECT_STREQ(topic->topic_name, topic_name);
    }

    EXPECT_EQ(mq_schema_update_topic(s, topic_id, NULL, NULL, mock_overwrite_msg_free, s), 0);

    {
        SCOPED_TRACE("White-box test, check stellar internal schema");
        topic =
            (struct mq_topic *)utarray_eltptr(s->topic_array, (unsigned int)topic_id);
        EXPECT_EQ(topic->free_cb, (void *)mock_overwrite_msg_free);
        EXPECT_EQ(topic->free_cb_arg, s);
        EXPECT_EQ(topic->topic_id, topic_id);
        EXPECT_STREQ(topic->topic_name, topic_name);
        EXPECT_EQ(utarray_len(s->topic_array), 1);
    }

    EXPECT_EQ(mq_schema_destroy_topic(s, 10), -1); // illgeal topic_id

    EXPECT_EQ(mq_schema_destroy_topic(s, topic_id), 1);
    EXPECT_EQ(mq_schema_destroy_topic(s, topic_id), 0); // duplicate destroy, return 0;

    {
        SCOPED_TRACE("White-box test, check stellar internal schema");
        EXPECT_EQ(utarray_len(s->topic_array), 1); // destory won't delete the topic schema
    }

	mq_schema_free(s);
}

void test_mock_on_packet_msg(int topic_id, void *msg, void *sub_arg){}
void test_mock_overwrite_on_packet_msg(int topic_id, void *msg, void *sub_arg){}

TEST(mq_schema, subscribe) {

	struct mq_schema *s = mq_schema_new();
	EXPECT_TRUE(s!=NULL);

	const char *topic_name="PACKET_TOPIC";

	int topic_id=mq_schema_create_topic(s, topic_name, NULL, NULL, mock_msg_free, s);
	EXPECT_GE(topic_id, 0);

	EXPECT_EQ(mq_schema_subscribe(s, 10, test_mock_on_packet_msg, s),-1);//illgeal topic_id 

	EXPECT_EQ(mq_schema_subscribe(s, topic_id, test_mock_on_packet_msg, s),0);
	EXPECT_EQ(mq_schema_subscribe(s, topic_id, test_mock_overwrite_on_packet_msg, s),0);//duplicate subscribe

	struct mq_topic *topic;
    {
        SCOPED_TRACE("White-box test, check stellar internal schema");
        topic = (struct mq_topic *)utarray_eltptr(s->topic_array, (unsigned int)topic_id);
        EXPECT_EQ(topic->free_cb, (void *)mock_msg_free);
        EXPECT_EQ(topic->free_cb_arg, s);
        EXPECT_EQ(topic->topic_id, topic_id);
        EXPECT_STREQ(topic->topic_name, topic_name);
    }

    EXPECT_EQ(topic->subscriber_cnt, 2);
	EXPECT_EQ(topic->subscribers->msg_cb, (void *)test_mock_on_packet_msg);
	EXPECT_EQ(topic->subscribers->next->msg_cb, (void *)test_mock_overwrite_on_packet_msg);

	mq_schema_free(s);
}

/*******************************************
 * TEST MQ RUNTIME *
 *******************************************/

TEST(mq_runtime, new_and_free) {

	struct mq_schema *s = mq_schema_new();
	EXPECT_TRUE(s!=NULL);

	struct mq_runtime *rt = mq_runtime_new(s);
	EXPECT_TRUE(rt!=NULL);

	mq_runtime_free(rt);
	mq_schema_free(s);

}


#define PACKET_EXDATA_NUM 2
#define PACKET_TOPIC_NUM 2
#define PACKET_MQ_SUB_NUM 2
struct mock_packet_mq_env
{
	struct mq_schema *s;
	struct mq_runtime *rt;
	int basic_on_packet_called;
	int exdata_set_on_packet_called;
	int exdata_get_on_packet_called;
	unsigned int packet_exdata_idx[PACKET_EXDATA_NUM];
	int exdata_free_called[PACKET_EXDATA_NUM];
	unsigned int packet_topic_id[PACKET_TOPIC_NUM];
	unsigned int packet_mq_sub_module_id[PACKET_MQ_SUB_NUM];
	int msg_pub_cnt;
	int msg_sub_cnt;
	int msg_free_cnt;
};

struct mock_packet_message
{
	unsigned char ip_proto;
	int topic_in;
	int topic_out;
};

static void test_packet_msg_free_cb_func(void *msg, void *msg_free_arg)
{
	struct mock_packet_mq_env *env = (struct mock_packet_mq_env *)msg_free_arg;
	env->msg_free_cnt+=1;
	return;
}

static void test_mq_on_packet_topic_msg(int topic_id, void *msg, void *sub_arg)
{
	struct mock_packet_mq_env *env = (struct mock_packet_mq_env *)sub_arg;
	EXPECT_TRUE(env!=NULL);
	env->msg_sub_cnt+=1;
	return;
}

static void test_mq_on_packet_in_out(int topic_id, void *msg, void *sub_arg)
{
	struct mock_packet_mq_env *env = (struct mock_packet_mq_env *)sub_arg;
	EXPECT_TRUE(env!=NULL);
	int topic_id_num=(int)(sizeof(env->packet_topic_id) / sizeof(env->packet_topic_id[0]));
	for(int i=0; i<topic_id_num; i++)
	{
		EXPECT_EQ(mq_runtime_publish_message(env->rt, env->packet_topic_id[i], msg), 0);
		env->msg_pub_cnt+=1;
	}
	return;
}

TEST(mq_runtime, basic_pub_sub) {

	struct mq_schema *s = mq_schema_new();
	EXPECT_TRUE(s!=NULL);

	struct mock_packet_mq_env env;
	memset(&env, 0, sizeof(struct mock_packet_mq_env));
	env.s=s;
	char topic_name[PACKET_TOPIC_NUM][TOPIC_NAME_MAX];

	int topic_id_num=(int)(sizeof(env.packet_topic_id) / sizeof(env.packet_topic_id[0]));



	for(int i=0; i<topic_id_num; i++)
	{
		sprintf(topic_name[i], "PACKET_TOPIC_%d", i);
		env.packet_topic_id[i]=mq_schema_create_topic(s, topic_name[i], NULL, NULL, test_packet_msg_free_cb_func, &env);
		EXPECT_GE(env.packet_topic_id[i], 0);
		{
            SCOPED_TRACE("White-box test, check stellar internal schema");
            struct mq_topic *topic = (struct mq_topic *)utarray_eltptr(
                s->topic_array, env.packet_topic_id[i]);
            EXPECT_EQ(topic->free_cb, test_packet_msg_free_cb_func);
            EXPECT_EQ(topic->free_cb_arg, &env);
            EXPECT_EQ(topic->topic_id, env.packet_topic_id[i]);
            EXPECT_STREQ(topic->topic_name, topic_name[i]);
        }
    }

	{
		SCOPED_TRACE("White-box test, check stellar internal schema");
		EXPECT_EQ(utarray_len(s->topic_array), topic_id_num);
	}

	int topic_sub_num=(int)(sizeof(env.packet_mq_sub_module_id) / sizeof(env.packet_mq_sub_module_id[0]));

    for (int i = 0; i < topic_sub_num; i++)
    {
		for(int j = 0; j < topic_id_num; j++)
		{
			EXPECT_EQ(mq_schema_subscribe(s, env.packet_topic_id[j], test_mq_on_packet_topic_msg, &env), 0);
		}
    }

	
	int packet_in_topic_id=mq_schema_create_topic(s, "PACKET_IN", NULL, NULL, NULL, &env);
	int packet_out_topic_id=mq_schema_create_topic(s, "PACKET_OUT", NULL, NULL, NULL, &env);

	mq_schema_subscribe(s, packet_in_topic_id, test_mq_on_packet_in_out, &env);
	mq_schema_subscribe(s, packet_out_topic_id, test_mq_on_packet_in_out, &env);
	struct mock_packet_message pkt={6, packet_in_topic_id, packet_out_topic_id};

	struct mq_runtime *rt = mq_runtime_new(s);
	EXPECT_TRUE(rt!=NULL);
	env.rt=rt;

	int N_packet=10;
    for (int i = 0; i < N_packet; i++)
    {
        mq_runtime_publish_message(rt, packet_in_topic_id, &pkt);
		mq_runtime_dispatch(rt);
        mq_runtime_publish_message(rt, packet_out_topic_id, &pkt);
		mq_runtime_dispatch(rt);
    }


	EXPECT_EQ(N_packet*2*topic_id_num, env.msg_pub_cnt);
	EXPECT_EQ(env.msg_free_cnt, env.msg_pub_cnt);
	EXPECT_EQ(env.msg_sub_cnt, env.msg_pub_cnt*topic_sub_num);

	mq_runtime_free(rt);
	mq_schema_free(s);
}

/**********************************************
 * MQ RUNTIME WITH DISPATCH *
 **********************************************/

struct mock_session_message
{
	int id;
	int cnt;
};

struct mock_session_mq_env
{
	struct mq_schema *s;
	struct mq_runtime *rt;
	int N_session;
	struct mock_session_message sess[1024];
	int intrinsc_tcp_input_topic_id;
	int basic_on_tcp_called;
	int sess_dispatch_called;
	int test_mq_sub_called;
	int sess_msg_free_called;
};

#define TOPIC_TCP "TCP"
typedef void mock_on_session_msg_cb_func(int topic_id, struct mock_session_message *sess, void *module_ctx);

static void mock_on_msg_dispatch(int topic_id, 
									 void *msg, 
									on_msg_cb_func* on_msg_cb, 
									 void *on_msg_cb_arg, 
									 void *dispatch_arg)
{
	mock_on_session_msg_cb_func *session_cb = (mock_on_session_msg_cb_func *)on_msg_cb;
	struct mock_session_message *sess=(struct mock_session_message *)msg;
	EXPECT_TRUE(dispatch_arg==NULL);
	session_cb(topic_id, sess, on_msg_cb_arg);
	struct mock_session_mq_env *env=(struct mock_session_mq_env *)on_msg_cb_arg;
	env->sess_dispatch_called+=1;
}

static void mock_tcp_session_msg_free(void *msg, void *msg_free_arg)
{
	struct mock_session_mq_env *env=(struct mock_session_mq_env *)msg_free_arg;
	env->sess_msg_free_called+=1;

}
static int mock_tcp_session_subscribe(struct mock_session_mq_env *env, mock_on_session_msg_cb_func *on_session_cb)
{
	int topic_id=mq_schema_get_topic_id(env->s, TOPIC_TCP);
	if(topic_id<0)
	{
		topic_id=mq_schema_create_topic(env->s, TOPIC_TCP, mock_on_msg_dispatch, NULL, mock_tcp_session_msg_free, env);
	}
	return mq_schema_subscribe(env->s, topic_id, (on_msg_cb_func *)on_session_cb, env);
}

static void test_basic_on_tcp_session(int topic_id, struct mock_session_message *sess, void *sub_arg)
{
	struct mock_session_mq_env *env = (struct mock_session_mq_env *)sub_arg;
	EXPECT_TRUE(env!=NULL);
	if(sess)
	{
		env->basic_on_tcp_called+=1;
	}
	return;
}

TEST(mq_runtime, sub_with_dispatch_cb) {

	struct mock_session_mq_env env;
	memset(&env, 0, sizeof(env));
	env.N_session=10;

	env.s=mq_schema_new();

	EXPECT_EQ(mock_tcp_session_subscribe(&env, test_basic_on_tcp_session), 0);
	env.intrinsc_tcp_input_topic_id=mq_schema_get_topic_id(env.s, TOPIC_TCP);

	env.rt=mq_runtime_new(env.s);

	for(int i=0; i <env.N_session; i++)
	{
		env.sess[i].id=i;
		mq_runtime_publish_message(env.rt, env.intrinsc_tcp_input_topic_id, &env.sess[i]);
		env.sess[i].cnt+=1;
		mq_runtime_dispatch(env.rt);
	}

	mq_runtime_free(env.rt);
	mq_schema_free(env.s);

	EXPECT_EQ(env.basic_on_tcp_called, env.N_session);
	EXPECT_EQ(env.sess_dispatch_called, env.N_session);
	EXPECT_EQ(env.sess_msg_free_called, env.N_session);
}
#if 0
//TODO: test case mq for overlimit
static void overlimit_packet_msg_free_cb_func(void *msg, void *msg_free_arg)
{
	struct packet_plugin_env *env = (struct packet_plugin_env *)msg_free_arg;
	env->msg_free_cnt+=1;
	FREE(msg);
	return;
}

static void overlimit_sub_on_packet_msg(int topic_id, const void *msg, void *plugin_env)
{
	struct packet_plugin_env *env = (struct packet_plugin_env *)plugin_env;
	EXPECT_TRUE(env!=NULL);
	env->msg_sub_cnt+=1;
	return;
}

static void overlimit_pub_on_packet(struct packet *pkt, void *plugin_env)
{
	struct packet_plugin_env *env = (struct packet_plugin_env *)plugin_env;
	EXPECT_TRUE(env!=NULL);
	//EXPECT_EQ(pkt->ip_proto, ip_protocol);
	int topic_id_num=(int)(sizeof(env->packet_topic_id) / sizeof(env->packet_topic_id[0]));
	unsigned int cnt=0;
	int *msg;
	for(int i=0; i<topic_id_num; i++)
	{
		for(unsigned int j=0; j < env->plug_mgr->max_message_dispatch; j++)
		{
			msg=CALLOC(int, 1);
			*msg=cnt;
			int pub_ret=stellar_mq_publish_message(env->plug_mgr->st, env->packet_topic_id[i], msg);
			if(cnt < env->plug_mgr->max_message_dispatch)
			{
				ASSERT_EQ(pub_ret, 0);
				env->msg_pub_cnt+=1;
			}
			else
			{
				ASSERT_EQ(pub_ret, -1);
			}
			if(pub_ret!=0)FREE(msg);
			cnt+=1;
		}
	}
	return;
}

TEST(mq_runtime, packet_plugins_pub_overlimit) {

	struct stellar st={0};
	struct plugin_manager_schema *plug_mgr = plugin_manager_init(&st, NULL, MAX_MSG_PER_STAGE);
	whitebox_test_plugin_manager_intrisic_metadata(&st, plug_mgr);

	unsigned char ip_proto=6;
	struct packet_plugin_env env;
	memset(&env, 0, sizeof(struct packet_plugin_env));
	env.plug_mgr=plug_mgr;
	char topic_name[PACKET_TOPIC_NUM][TOPIC_NAME_MAX];

	int topic_id_num=(int)(sizeof(env.packet_topic_id) / sizeof(env.packet_topic_id[0]));

	for(int i=0; i<topic_id_num; i++)
	{
		sprintf(topic_name[i], "PACKET_TOPIC_%d", i);
		env.packet_topic_id[i]=stellar_mq_create_topic(&st, topic_name[i], NULL,NULL,overlimit_packet_msg_free_cb_func, &env);
		EXPECT_GE(env.packet_topic_id[i], 0);
        {
            SCOPED_TRACE("White-box test, check stellar internal schema");
            struct stellar_mq_topic_schema *topic = (struct stellar_mq_topic_schema *)utarray_eltptr(
                plug_mgr->stellar_mq_schema_array, env.packet_topic_id[i]);
            EXPECT_EQ(topic->free_cb, overlimit_packet_msg_free_cb_func);
            EXPECT_EQ(topic->free_cb_arg, &env);
            EXPECT_EQ(topic->topic_id, env.packet_topic_id[i]);
            EXPECT_STREQ(topic->topic_name, topic_name[i]);
        }
    }

	{
		SCOPED_TRACE("White-box test, check stellar internal schema");
		EXPECT_EQ(utarray_len(plug_mgr->stellar_mq_schema_array), topic_id_num+STELLAR_INTRINSIC_TOPIC_NUM);
	}

	int pub_plugin_id=stellar_plugin_register(&st,  overlimit_pub_on_packet, NULL,&env);
	EXPECT_GE(pub_plugin_id, 0);

	int topic_sub_num=(int)(sizeof(env.packet_mq_sub_plugin_id) / sizeof(env.packet_mq_sub_plugin_id[0]));

    for (int i = 0; i < topic_sub_num; i++)
    {
        env.packet_mq_sub_plugin_id[i] = stellar_plugin_register(&st, NULL, NULL, &env);// empty on_packet is ok
        EXPECT_GE(env.packet_mq_sub_plugin_id[i], 0);
		for(int j = 0; j < topic_id_num; j++)
		{
			EXPECT_EQ(stellar_mq_subscribe(&st, env.packet_topic_id[j], overlimit_sub_on_packet_msg, env.packet_mq_sub_plugin_id[i]), 0);
		}
    }

	{
		SCOPED_TRACE("White-box test, check stellar internal schema");
		EXPECT_EQ(utarray_len(plug_mgr->registered_packet_plugin_array), topic_sub_num+1);
	}

	struct packet pkt={&st, IPv4, ip_proto};

	int N_packet=10;
    for (int i = 0; i < N_packet; i++)
    {
        plugin_manager_on_packet_input(plug_mgr, &pkt);
        plugin_manager_on_packet_output(plug_mgr, &pkt);
    }

    plugin_manager_exit(plug_mgr);
	EXPECT_EQ(N_packet*MAX_MSG_PER_STAGE, env.msg_pub_cnt);
	EXPECT_EQ(env.msg_free_cnt, env.msg_pub_cnt);
	EXPECT_EQ(env.msg_sub_cnt, env.msg_pub_cnt*topic_sub_num);
}


#endif 

struct test_priority_mq_env
{
	struct mq_schema *s;
	struct mq_runtime *rt;
	int N_round;
	int current_round;
	int tcp_topic_id;
	int test_mq_topic_id;
	int plugin_id_1_called;
	int plugin_id_2_called;

};

//test dettach session
static void test_session_mq_priority_plugin_1_on_msg(int topic_id, void *msg, void *plugin_env)
{
	struct test_priority_mq_env *env = (struct test_priority_mq_env *)plugin_env;	
	env->plugin_id_1_called+=1;
	if(topic_id == env->tcp_topic_id)
	{
        EXPECT_EQ(env->plugin_id_1_called%3, 1);// tcp msg has high priority
		if((long)msg%2==0)
		{
			EXPECT_EQ(mq_runtime_publish_message_with_priority(env->rt, env->test_mq_topic_id, (void *)(long)1, STELLAR_MQ_PRIORITY_LOW), 0);
		}
		else 
		{
			EXPECT_EQ(mq_runtime_publish_message_with_priority(env->rt, env->test_mq_topic_id, (void *)(long)1, STELLAR_MQ_PRIORITY_HIGH), 0);
		}
	}
	if(topic_id == env->test_mq_topic_id)
	{
        if (env->current_round % 2 == 0)
        {
            if (env->plugin_id_1_called % 3 == 2)
            {
                EXPECT_EQ((int)(long)msg, 2); // msg 2 has normal priority
            }
            if (env->plugin_id_1_called % 3 == 0)
            {
                EXPECT_EQ((int)(long)msg, 1); // msg 1 has low priority
            }
        }
        else
        {
            if (env->plugin_id_1_called % 3 == 2)
            {
                EXPECT_EQ((int)(long)msg, 1); // msg 2 has normal priority
            }
            if (env->plugin_id_1_called % 3 == 0)
            {
                EXPECT_EQ((int)(long)msg, 2); // msg 1 has low priority
            }
        }
    }
	return;
}

static void test_session_mq_priority_plugin_2_on_msg(int topic_id, void *msg, void *plugin_env)
{
	struct test_priority_mq_env *env = (struct test_priority_mq_env *)plugin_env;	

	env->plugin_id_2_called+=1;
	if(topic_id == env->tcp_topic_id)
	{
        EXPECT_EQ(env->plugin_id_2_called % 3, 1);
        // tcp msg has normal priority
		EXPECT_EQ(mq_runtime_publish_message(env->rt, env->test_mq_topic_id, (void *)(long)2), 0);
	}
	if(topic_id == env->test_mq_topic_id)
	{
        if (env->current_round % 2 == 0)
        {
            if (env->plugin_id_2_called % 3 == 2)
            {
                EXPECT_EQ((int)(long)msg, 2); // msg 2 has normal priority
            }
            if (env->plugin_id_2_called % 3 == 0)
            {
                EXPECT_EQ((int)(long)msg, 1); // msg 1 has low priority
            }
        }
        else
        {
            if (env->plugin_id_2_called % 3 == 2)
            {
                EXPECT_EQ((int)(long)msg, 1); // msg 2 has normal priority
            }
            if (env->plugin_id_2_called % 3 == 0)
            {
                EXPECT_EQ((int)(long)msg, 2); // msg 1 has low priority
            }
        }
    }	
	return;
}

TEST(mq_runtime, basic_mq_priority) {

	struct test_priority_mq_env env={};

	env.s=mq_schema_new();

	env.tcp_topic_id=mq_schema_create_topic(env.s, TOPIC_TCP, NULL, NULL, NULL, &env);
	EXPECT_GE(env.tcp_topic_id, 0);
	
	EXPECT_EQ(mq_schema_subscribe(env.s, env.tcp_topic_id, test_session_mq_priority_plugin_1_on_msg, &env), 0);
	EXPECT_EQ(mq_schema_subscribe(env.s, env.tcp_topic_id, test_session_mq_priority_plugin_2_on_msg, &env), 0);

	env.test_mq_topic_id=mq_schema_create_topic(env.s, "SESSION_PRIORITY_TOPIC", NULL, NULL, NULL, &env);
	EXPECT_GE(env.test_mq_topic_id, 0);
	EXPECT_EQ(mq_schema_subscribe(env.s, env.test_mq_topic_id, test_session_mq_priority_plugin_1_on_msg, &env), 0);
	EXPECT_EQ(mq_schema_subscribe(env.s, env.test_mq_topic_id, test_session_mq_priority_plugin_2_on_msg, &env), 0);

// mock packet and session

	env.rt=mq_runtime_new(env.s);
	env.N_round=10;

    for (int i = 0; i < env.N_round; i++)
    {
		env.current_round=i;
       	mq_runtime_publish_message(env.rt, env.tcp_topic_id, (void *)(long)i);
		mq_runtime_dispatch(env.rt); 

    }

	mq_runtime_free(env.rt);
	mq_schema_free(env.s);

	// publish TCP TOPIC N_round, and SESSION_PRIORITY_TOPIC*2
	EXPECT_EQ(env.plugin_id_1_called,env.N_round*3);
	EXPECT_EQ(env.plugin_id_2_called,env.N_round*3);
}



/**********************************************
 * GTEST MAIN *
 **********************************************/

int main(int argc, char ** argv)
{
	int ret=0;
	::testing::InitGoogleTest(&argc, argv);
	ret=RUN_ALL_TESTS();
	return ret;
}