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resolved: tests for dns_cache_check_conflicts()

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This commit is contained in:
James Coglan
2024-07-23 14:08:31 +01:00
parent 42547022fd
commit 3f6ae4a062
1 changed files with 55 additions and 0 deletions
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src/resolve/test-dns-cache.c
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@@ -752,6 +752,61 @@ TEST(dns_cache_lookup_mdns_multiple_unshared_responses_are_not_cached) {
dns_resource_record_unref(rr);
}
/* ================================================================
* dns_cache_check_conflicts()
* ================================================================ */
TEST(dns_cache_check_conflicts_same_key_and_owner) {
_cleanup_(dns_cache_unrefp) DnsCache cache = new_cache();
_cleanup_(put_args_unrefp) PutArgs put_args = mk_put_args();
_cleanup_(dns_resource_record_unrefp) DnsResourceRecord *rr = NULL;
put_args.key = dns_resource_key_new(DNS_CLASS_IN, DNS_TYPE_A, "ns1.example.com");
ASSERT_NOT_NULL(put_args.key);
answer_add_a(&put_args, put_args.key, 0xc0a8017f, 3600, DNS_ANSWER_CACHEABLE);
cache_put(&cache, &put_args);
union in_addr_union owner_addr = { .in.s_addr = htobe32(0x01020304) };
rr = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_A, "ns1.example.com");
ASSERT_NOT_NULL(rr);
ASSERT_FALSE(dns_cache_check_conflicts(&cache, rr, AF_INET, &owner_addr));
}
TEST(dns_cache_check_conflicts_same_key_different_owner) {
_cleanup_(dns_cache_unrefp) DnsCache cache = new_cache();
_cleanup_(put_args_unrefp) PutArgs put_args = mk_put_args();
_cleanup_(dns_resource_record_unrefp) DnsResourceRecord *rr = NULL;
put_args.key = dns_resource_key_new(DNS_CLASS_IN, DNS_TYPE_A, "ns1.example.com");
ASSERT_NOT_NULL(put_args.key);
answer_add_a(&put_args, put_args.key, 0xc0a8017f, 3600, DNS_ANSWER_CACHEABLE);
cache_put(&cache, &put_args);
union in_addr_union owner_addr = { .in.s_addr = htobe32(0x01020305) };
rr = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_A, "ns1.example.com");
ASSERT_NOT_NULL(rr);
ASSERT_TRUE(dns_cache_check_conflicts(&cache, rr, AF_INET, &owner_addr));
}
TEST(dns_cache_check_conflicts_different_key) {
_cleanup_(dns_cache_unrefp) DnsCache cache = new_cache();
_cleanup_(put_args_unrefp) PutArgs put_args = mk_put_args();
_cleanup_(dns_resource_record_unrefp) DnsResourceRecord *rr = NULL;
put_args.key = dns_resource_key_new(DNS_CLASS_IN, DNS_TYPE_A, "ns2.example.com");
ASSERT_NOT_NULL(put_args.key);
answer_add_a(&put_args, put_args.key, 0xc0a8017f, 3600, DNS_ANSWER_CACHEABLE);
cache_put(&cache, &put_args);
union in_addr_union owner_addr = { .in.s_addr = htobe32(0x01020305) };
rr = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_A, "ns1.example.com");
ASSERT_NOT_NULL(rr);
ASSERT_FALSE(dns_cache_check_conflicts(&cache, rr, AF_INET, &owner_addr));
}
/* ================================================================
* dns_cache_export_shared_to_packet()
* ================================================================ */