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tests: provide more test cases for source address selection

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- ULA destination with global address on interface
- Deprecated addresses
This commit is contained in:
Martine Lenders 2019-10-10 10:36:53 +02:00 committed by Martine S. Lenders
parent e9d75f5655
commit 020af4145a
1 changed files with 56 additions and 0 deletions
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56
tests/gnrc_netif/main.c
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@ -472,6 +472,60 @@ static void test_ipv6_addr_best_src__ula_src_dst(void)
TEST_ASSERT(ipv6_addr_equal(&ula_src, out));
}
static void test_ipv6_addr_best_src__global_src_ula_dst(void)
{
static const ipv6_addr_t src = { .u8 = NETIF0_IPV6_G };
static const ipv6_addr_t ula_dst = { .u8 = { ULA1, ULA2, ULA3, ULA4,
ULA5, ULA6, ULA7, ULA8,
0, 0, 0, 0, 0, 0, 0, 1 } };
ipv6_addr_t *out = NULL;
int idx;
test_ipv6_addr_add__success(); /* adds link-local address */
TEST_ASSERT(0 <= (idx = gnrc_netif_ipv6_addr_add_internal(netifs[0], &src, 64U,
GNRC_NETIF_IPV6_ADDRS_FLAGS_STATE_VALID)));
TEST_ASSERT_EQUAL_INT(GNRC_NETIF_IPV6_ADDRS_FLAGS_STATE_VALID,
netifs[0]->ipv6.addrs_flags[idx]);
TEST_ASSERT(ipv6_addr_equal(&src, &netifs[0]->ipv6.addrs[idx]));
TEST_ASSERT_NOT_NULL((out = gnrc_netif_ipv6_addr_best_src(netifs[0],
&ula_dst,
false)));
TEST_ASSERT(ipv6_addr_equal(&src, out));
}
static void test_ipv6_addr_best_src__deprecated_addr(void)
{
static const ipv6_addr_t src = { .u8 = { LP1, LP2, LP3, LP4,
LP5, LP6, LP7, LP8,
0, 0, 0, 0, 0, 0, 0, 2 } };
static const ipv6_addr_t dst = { .u8 = { LP1, LP2, LP3, LP4,
LP5, LP6, LP7, LP8,
0, 0, 0, 0, 0, 0, 0, 1 } };
ipv6_addr_t *out = NULL;
int idx;
const unsigned exp_match = ipv6_addr_match_prefix(&src, &dst);
test_ipv6_addr_add__success(); /* adds EUI-64 based link-local address */
/* ensure that current addresses have smaller matches */
for (unsigned i = 0; i < GNRC_NETIF_IPV6_ADDRS_NUMOF; i++) {
ipv6_addr_t *addr = &netifs[0]->ipv6.addrs[i];
TEST_ASSERT(exp_match > ipv6_addr_match_prefix(addr, &dst));
}
/* add another link-local address but deprecated */
TEST_ASSERT(0 <= (idx = gnrc_netif_ipv6_addr_add_internal(netifs[0], &src, 64U,
GNRC_NETIF_IPV6_ADDRS_FLAGS_STATE_DEPRECATED)));
TEST_ASSERT_EQUAL_INT(GNRC_NETIF_IPV6_ADDRS_FLAGS_STATE_DEPRECATED,
netifs[0]->ipv6.addrs_flags[idx]);
TEST_ASSERT(ipv6_addr_equal(&src, &netifs[0]->ipv6.addrs[idx]));
TEST_ASSERT_NOT_NULL((out = gnrc_netif_ipv6_addr_best_src(netifs[0],
&dst,
false)));
/* should be not `src` as it is deprecated */
TEST_ASSERT(!ipv6_addr_equal(&src, out));
}
static void test_get_by_ipv6_addr__empty(void)
{
static const ipv6_addr_t addr = { .u8 = NETIF0_IPV6_LL };
@ -1494,6 +1548,8 @@ static Test *embunit_tests_gnrc_netif(void)
new_TestFixture(test_ipv6_addr_best_src__unspecified_addr),
new_TestFixture(test_ipv6_addr_best_src__other_subnet),
new_TestFixture(test_ipv6_addr_best_src__ula_src_dst),
new_TestFixture(test_ipv6_addr_best_src__global_src_ula_dst),
new_TestFixture(test_ipv6_addr_best_src__deprecated_addr),
new_TestFixture(test_get_by_ipv6_addr__empty),
new_TestFixture(test_get_by_ipv6_addr__unspecified_addr),
new_TestFixture(test_get_by_ipv6_addr__success),