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test: Unit test for relay_find_addr_to_publish()

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Signed-off-by: David Goulet <dgoulet@torproject.org>
This commit is contained in:
David Goulet 2020-07-14 14:10:16 -04:00
parent c98cffbc07
commit a37a027e61
1 changed files with 61 additions and 0 deletions
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61
src/test/test_relay.c
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@ -292,6 +292,65 @@ test_suggested_address(void *arg)
UNMOCK(server_mode);
}
static void
test_find_addr_to_publish(void *arg)
{
int family;
bool ret;
tor_addr_t ipv4_addr, ipv6_addr, cache_addr;
or_options_t options;
(void) arg;
/* Populate our resolved cache with a valid IPv4 and IPv6. */
family = tor_addr_parse(&ipv4_addr, "1.2.3.4");
tt_int_op(family, OP_EQ, AF_INET);
resolved_addr_set_last(&ipv4_addr, "NA", NULL);
resolved_addr_get_last(AF_INET, &cache_addr);
tt_assert(tor_addr_eq(&ipv4_addr, &cache_addr));
family = tor_addr_parse(&ipv6_addr, "[4242::4242]");
tt_int_op(family, OP_EQ, AF_INET6);
resolved_addr_set_last(&ipv6_addr, "NA", NULL);
resolved_addr_get_last(AF_INET6, &cache_addr);
tt_assert(tor_addr_eq(&ipv6_addr, &cache_addr));
/* 1. Address located in the resolved cache. */
ret = relay_find_addr_to_publish(&options, AF_INET, 1, &cache_addr);
tt_assert(ret);
tt_assert(tor_addr_eq(&ipv4_addr, &cache_addr));
ret = relay_find_addr_to_publish(&options, AF_INET6, 1, &cache_addr);
tt_assert(ret);
tt_assert(tor_addr_eq(&ipv6_addr, &cache_addr));
resolved_addr_reset_last(AF_INET);
resolved_addr_reset_last(AF_INET6);
/* 2. No IP in the resolve cache, go to the suggested cache. We will ignore
* the find_my_address() code path because that is extensively tested in
* another unit tests. */
resolved_addr_set_suggested(&ipv4_addr);
ret = relay_find_addr_to_publish(&options, AF_INET, 1, &cache_addr);
tt_assert(ret);
tt_assert(tor_addr_eq(&ipv4_addr, &cache_addr));
resolved_addr_set_suggested(&ipv6_addr);
ret = relay_find_addr_to_publish(&options, AF_INET6, 1, &cache_addr);
tt_assert(ret);
tt_assert(tor_addr_eq(&ipv6_addr, &cache_addr));
resolve_addr_reset_suggested(AF_INET);
resolve_addr_reset_suggested(AF_INET6);
/* 3. No IP anywhere. */
ret = relay_find_addr_to_publish(&options, AF_INET, 1, &cache_addr);
tt_assert(!ret);
ret = relay_find_addr_to_publish(&options, AF_INET6, 1, &cache_addr);
tt_assert(!ret);
done:
;
}
struct testcase_t relay_tests[] = {
{ "append_cell_to_circuit_queue", test_relay_append_cell_to_circuit_queue,
TT_FORK, NULL, NULL },
@ -299,6 +358,8 @@ struct testcase_t relay_tests[] = {
TT_FORK, NULL, NULL },
{ "suggested_address", test_suggested_address,
TT_FORK, NULL, NULL },
{ "find_addr_to_publish", test_find_addr_to_publish,
TT_FORK, NULL, NULL },
END_OF_TESTCASES
};