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tests/gnrc_ipv6_nib: refactor: extract DAD test

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xnumad 2024-08-27 17:03:45 +02:00
parent 40c9dc8320
commit e767e4451a
1 changed files with 53 additions and 47 deletions
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100
tests/net/gnrc_ipv6_nib/main.c
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@ -1048,7 +1048,53 @@ static void test_handle_pkt__rtr_adv__invalid_opt_len(void)
static void test_handle_pkt__rtr_adv__options_success(bool sl2ao, bool mtuo, bool pio,
uint8_t pio_flags, unsigned exp_addr_count,
_netif_exp_t exp_netif, bool is_first_check);
_netif_exp_t exp_netif);
/**
* Check if SLAAC generated a neighbor solicitation
*/
static void test_handle_pkt__rtr_adv__slaac_triggers_dad(void)
{
msg_t msg;
gnrc_pktsnip_t *pkt;
gnrc_netif_hdr_t *netif_hdr;
ipv6_hdr_t *ipv6_hdr;
ndp_nbr_adv_t *nbr_sol;
TEST_ASSERT_EQUAL_INT(1, msg_avail());
msg_receive(&msg);
TEST_ASSERT_EQUAL_INT(GNRC_NETAPI_MSG_TYPE_SND, msg.type);
pkt = msg.content.ptr;
/* first snip is a netif header to _mock_netif */
TEST_ASSERT_NOT_NULL(pkt);
TEST_ASSERT_EQUAL_INT(GNRC_NETTYPE_NETIF, pkt->type);
TEST_ASSERT(sizeof(gnrc_netif_hdr_t) <= pkt->size);
netif_hdr = pkt->data;
TEST_ASSERT_EQUAL_INT(_mock_netif->pid, netif_hdr->if_pid);
/* second snip is an IPv6 header to solicited nodes of _loc_gb */
TEST_ASSERT_NOT_NULL(pkt->next);
TEST_ASSERT_EQUAL_INT(GNRC_NETTYPE_IPV6, pkt->next->type);
TEST_ASSERT_EQUAL_INT(sizeof(ipv6_hdr_t), pkt->next->size);
ipv6_hdr = pkt->next->data;
TEST_ASSERT_MESSAGE(ipv6_addr_equal(&ipv6_hdr->dst,
&_loc_sol_nodes),
"ipv6_hdr->dst != _loc_sol_nodes");
TEST_ASSERT_EQUAL_INT(255, ipv6_hdr->hl);
/* third snip is a valid solicited neighbor solicitation to
* _loc_gb */
TEST_ASSERT_NOT_NULL(pkt->next->next);
TEST_ASSERT_EQUAL_INT(GNRC_NETTYPE_ICMPV6, pkt->next->next->type);
TEST_ASSERT_EQUAL_INT(sizeof(ndp_nbr_sol_t), pkt->next->next->size);
nbr_sol = pkt->next->next->data;
TEST_ASSERT_EQUAL_INT(ICMPV6_NBR_SOL, nbr_sol->type);
TEST_ASSERT_EQUAL_INT(0, nbr_sol->code);
TEST_ASSERT(!ipv6_addr_is_multicast(&nbr_sol->tgt));
TEST_ASSERT_MESSAGE(ipv6_addr_equal(&_loc_gb, &nbr_sol->tgt),
"_loc_gb != nbr_sol->tgt");
/* no further options */
TEST_ASSERT_NULL(pkt->next->next->next);
gnrc_pktbuf_release(pkt);
}
static void test_handle_pkt__rtr_adv__success(uint8_t rtr_adv_flags,
bool set_rtr_adv_fields,
@ -1103,7 +1149,10 @@ static void test_handle_pkt__rtr_adv__success(uint8_t rtr_adv_flags,
TEST_ASSERT_EQUAL_INT(exp_netif.cur_hl,
_mock_netif->cur_hl);
}
test_handle_pkt__rtr_adv__options_success(sl2ao, mtuo, pio, pio_flags, exp_addr_count, exp_netif, true);
if (pio && (pio_flags & NDP_OPT_PI_FLAGS_A)) {
test_handle_pkt__rtr_adv__slaac_triggers_dad();
}
test_handle_pkt__rtr_adv__options_success(sl2ao, mtuo, pio, pio_flags, exp_addr_count, exp_netif);
{
/*
@ -1128,13 +1177,13 @@ static void test_handle_pkt__rtr_adv__success(uint8_t rtr_adv_flags,
rtr_adv->ltime = byteorder_htons(0);
gnrc_ipv6_nib_handle_pkt(_mock_netif, ipv6, icmpv6, icmpv6_len);
}
test_handle_pkt__rtr_adv__options_success(sl2ao, mtuo, pio, pio_flags, exp_addr_count, exp_netif, false);
test_handle_pkt__rtr_adv__options_success(sl2ao, mtuo, pio, pio_flags, exp_addr_count, exp_netif);
}
static void test_handle_pkt__rtr_adv__options_success(bool sl2ao, bool mtuo, bool pio,
uint8_t pio_flags,
const unsigned exp_addr_count,
_netif_exp_t exp_netif, bool is_first_check)
_netif_exp_t exp_netif)
{
gnrc_ipv6_nib_pl_t prefix;
gnrc_ipv6_nib_nc_t nce;
@ -1167,52 +1216,9 @@ static void test_handle_pkt__rtr_adv__options_success(bool sl2ao, bool mtuo, boo
state = NULL;
if (pio) {
if (pio_flags & NDP_OPT_PI_FLAGS_A) {
msg_t msg;
gnrc_pktsnip_t *pkt;
gnrc_netif_hdr_t *netif_hdr;
ipv6_hdr_t *ipv6_hdr;
ndp_nbr_adv_t *nbr_sol;
TEST_ASSERT_MESSAGE(gnrc_netif_ipv6_addr_idx(_mock_netif,
&_loc_gb) >= 0,
"Address was not configured by PIO");
if (is_first_check) {
/* Check if SLAAC generated a neighbor solicitation */
TEST_ASSERT_EQUAL_INT(1, msg_avail());
msg_receive(&msg);
TEST_ASSERT_EQUAL_INT(GNRC_NETAPI_MSG_TYPE_SND, msg.type);
pkt = msg.content.ptr;
/* first snip is a netif header to _mock_netif */
TEST_ASSERT_NOT_NULL(pkt);
TEST_ASSERT_EQUAL_INT(GNRC_NETTYPE_NETIF, pkt->type);
TEST_ASSERT(sizeof(gnrc_netif_hdr_t) <= pkt->size);
netif_hdr = pkt->data;
TEST_ASSERT_EQUAL_INT(_mock_netif->pid, netif_hdr->if_pid);
/* second snip is an IPv6 header to solicited nodes of _loc_gb */
TEST_ASSERT_NOT_NULL(pkt->next);
TEST_ASSERT_EQUAL_INT(GNRC_NETTYPE_IPV6, pkt->next->type);
TEST_ASSERT_EQUAL_INT(sizeof(ipv6_hdr_t), pkt->next->size);
ipv6_hdr = pkt->next->data;
TEST_ASSERT_MESSAGE(ipv6_addr_equal(&ipv6_hdr->dst,
&_loc_sol_nodes),
"ipv6_hdr->dst != _loc_sol_nodes");
TEST_ASSERT_EQUAL_INT(255, ipv6_hdr->hl);
/* third snip is a valid solicited neighbor solicitation to
* _loc_gb */
TEST_ASSERT_NOT_NULL(pkt->next->next);
TEST_ASSERT_EQUAL_INT(GNRC_NETTYPE_ICMPV6, pkt->next->next->type);
TEST_ASSERT_EQUAL_INT(sizeof(ndp_nbr_sol_t), pkt->next->next->size);
nbr_sol = pkt->next->next->data;
TEST_ASSERT_EQUAL_INT(ICMPV6_NBR_SOL, nbr_sol->type);
TEST_ASSERT_EQUAL_INT(0, nbr_sol->code);
TEST_ASSERT(!ipv6_addr_is_multicast(&nbr_sol->tgt));
TEST_ASSERT_MESSAGE(ipv6_addr_equal(&_loc_gb, &nbr_sol->tgt),
"_loc_gb != nbr_sol->tgt");
/* no further options */
TEST_ASSERT_NULL(pkt->next->next->next);
gnrc_pktbuf_release(pkt);
}
}
else {
TEST_ASSERT_MESSAGE(gnrc_netif_ipv6_addr_idx(_mock_netif,