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/*
* ngtcp2
*
* Copyright (c) 2019 ngtcp2 contributors
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "ngtcp2_pv_test.h"
#include <CUnit/CUnit.h>
#include "ngtcp2_pv.h"
#include "ngtcp2_test_helper.h"
void test_ngtcp2_pv_add_entry(void) {
ngtcp2_pv *pv;
int rv;
const ngtcp2_mem *mem = ngtcp2_mem_default();
ngtcp2_cid cid;
const uint8_t token[NGTCP2_STATELESS_RESET_TOKENLEN] = {0xff};
ngtcp2_dcid dcid;
ngtcp2_log log;
uint8_t data[8];
size_t i;
ngtcp2_duration timeout = 100ULL * NGTCP2_SECONDS;
dcid_init(&cid);
ngtcp2_dcid_init(&dcid, 1000000007, &cid, token);
ngtcp2_log_init(&log, NULL, NULL, 0, NULL);
rv = ngtcp2_pv_new(&pv, &dcid, timeout, NGTCP2_PV_FLAG_NONE, &log, mem);
CU_ASSERT(0 == rv);
CU_ASSERT(0 == ngtcp2_pv_validation_timed_out(pv, 0));
ngtcp2_pv_handle_entry_expiry(pv, 0);
CU_ASSERT(NGTCP2_PV_NUM_PROBE_PKT == pv->probe_pkt_left);
CU_ASSERT(ngtcp2_pv_should_send_probe(pv));
for (i = 0; i < NGTCP2_PV_NUM_PROBE_PKT; ++i) {
ngtcp2_pv_add_entry(pv, data, 100, NGTCP2_PV_ENTRY_FLAG_NONE, 0);
CU_ASSERT(i + 1 == ngtcp2_ringbuf_len(&pv->ents.rb));
}
CU_ASSERT(0 == pv->probe_pkt_left);
CU_ASSERT(!ngtcp2_pv_should_send_probe(pv));
CU_ASSERT(NGTCP2_PV_NUM_PROBE_PKT == ngtcp2_ringbuf_len(&pv->ents.rb));
CU_ASSERT(100 == ngtcp2_pv_next_expiry(pv));
ngtcp2_pv_handle_entry_expiry(pv, 99);
CU_ASSERT(0 == pv->probe_pkt_left);
CU_ASSERT(!ngtcp2_pv_should_send_probe(pv));
ngtcp2_pv_handle_entry_expiry(pv, 100);
CU_ASSERT(2 == pv->probe_pkt_left);
CU_ASSERT(ngtcp2_pv_should_send_probe(pv));
CU_ASSERT(100 == ngtcp2_pv_next_expiry(pv));
ngtcp2_pv_add_entry(pv, data, 111, NGTCP2_PV_ENTRY_FLAG_NONE, 100);
CU_ASSERT(1 == pv->probe_pkt_left);
CU_ASSERT(ngtcp2_pv_should_send_probe(pv));
CU_ASSERT(111 == ngtcp2_pv_next_expiry(pv));
ngtcp2_pv_del(pv);
}
void test_ngtcp2_pv_validate(void) {
ngtcp2_pv *pv;
int rv;
const ngtcp2_mem *mem = ngtcp2_mem_default();
ngtcp2_cid cid;
const uint8_t token[NGTCP2_STATELESS_RESET_TOKENLEN] = {0xff};
ngtcp2_dcid dcid;
ngtcp2_log log;
uint8_t data[8];
ngtcp2_duration timeout = 100ULL * NGTCP2_SECONDS;
ngtcp2_path_storage path;
uint8_t flags;
path_init(&path, 1, 0, 2, 0);
dcid_init(&cid);
ngtcp2_dcid_init(&dcid, 1000000007, &cid, token);
ngtcp2_path_copy(&dcid.ps.path, &path.path);
ngtcp2_log_init(&log, NULL, NULL, 0, NULL);
rv = ngtcp2_pv_new(&pv, &dcid, timeout, NGTCP2_PV_FLAG_NONE, &log, mem);
CU_ASSERT(0 == rv);
memset(data, 0, sizeof(data));
ngtcp2_pv_add_entry(pv, data, 100, NGTCP2_PV_ENTRY_FLAG_NONE, 1);
memset(data, 1, sizeof(data));
ngtcp2_pv_add_entry(pv, data, 100, NGTCP2_PV_ENTRY_FLAG_NONE, 1);
memset(data, 1, sizeof(data));
rv = ngtcp2_pv_validate(pv, &flags, data);
CU_ASSERT(0 == rv);
memset(data, 3, sizeof(data));
rv = ngtcp2_pv_validate(pv, &flags, data);
CU_ASSERT(NGTCP2_ERR_INVALID_ARGUMENT == rv);
ngtcp2_pv_del(pv);
}
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