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/*
* Copyright (c) 2020 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <unistd.h>
#include <netinet/in.h>
extern "C" {
#define WITH_TESTS
#include <hicn/core/msgbuf_pool.h>
#include <hicn/base/pool.h> // TODO: remove this line
}
#define PACKET_POOL_DEFAULT_INIT_SIZE 1024
class MsgbufPoolTest : public ::testing::Test {
protected:
MsgbufPoolTest() {
msgbuf_pool = msgbuf_pool_create();
}
virtual ~MsgbufPoolTest() {
msgbuf_pool_free(msgbuf_pool);
}
msgbuf_pool_t *msgbuf_pool;
};
TEST_F(MsgbufPoolTest, Create)
{
/* Check msgbuf_pool allocation */
EXPECT_NE(msgbuf_pool, nullptr);
/* Check msgbuf_pool size */
size_t msgbuf_pool_size = pool_hdr(msgbuf_pool->buffers)->alloc_size;
EXPECT_EQ(msgbuf_pool_size, (size_t) PACKET_POOL_DEFAULT_INIT_SIZE);
}
TEST_F(MsgbufPoolTest, GetMsgbuf)
{
msgbuf_t *msgbuf = NULL;
/* Get valid msgbuf from msgbuf_pool */
off_t msgbuf_id = msgbuf_pool_get(msgbuf_pool, &msgbuf);
EXPECT_NE(msgbuf, nullptr);
EXPECT_NE(msgbuf_id_is_valid((unsigned long) msgbuf_id), 0);
/* Check if the returned id is correct */
off_t id = msgbuf_pool_get_id(msgbuf_pool, msgbuf);
EXPECT_EQ(id, msgbuf_id);
/* Check if the returned msgbuf is correct */
msgbuf_t *msgbuf_retrieved = msgbuf_pool_at(msgbuf_pool, id);
EXPECT_EQ(msgbuf_retrieved, msgbuf);
}
TEST_F(MsgbufPoolTest, PutMsgbuf)
{
/* Check that asking a msgbuf right after releasing another one
returns the same msgbuf */
msgbuf_t *msgbuf = NULL;
off_t id1 = msgbuf_pool_get(msgbuf_pool, &msgbuf);
EXPECT_NE(msgbuf, nullptr);
msgbuf_pool_put(msgbuf_pool, msgbuf);
off_t id2 = msgbuf_pool_get(msgbuf_pool, &msgbuf);
EXPECT_NE(msgbuf, nullptr);
EXPECT_EQ(id2, id1);
}
TEST_F(MsgbufPoolTest, GetMultipleMsgbufs)
{
const int NUM_MSG = 3;
msgbuf_t *msgbufs[NUM_MSG];
/* Check if successful allocation */
int ret = msgbuf_pool_getn(msgbuf_pool, msgbufs, NUM_MSG);
EXPECT_EQ(ret, 0);
/* Check if all msgbufs are valid */
for (unsigned i = 0; i < NUM_MSG; i++) {
msgbuf_pool_get_id(msgbuf_pool, msgbufs[i]);
EXPECT_NE(msgbufs[i], nullptr) << "Invalid index: " << i;
}
}
int main(int argc, char **argv)
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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