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resolved: test cache misses

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This commit is contained in:
James Coglan
2024-05-23 10:26:41 +01:00
parent 25ef0fc7c8
commit e936ec5e4f
1 changed files with 53 additions and 0 deletions
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53
src/resolve/test-dns-cache.c
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@@ -316,6 +316,28 @@ TEST(dns_a_to_cname_success_escaped_name_returns_error) {
* dns_cache_lookup()
* ================================================================ */
TEST(dns_cache_lookup_miss) {
_cleanup_(dns_cache_unrefp) DnsCache cache = new_cache();
_cleanup_(dns_answer_unrefp) DnsAnswer *ret_answer = NULL;
_cleanup_(dns_packet_unrefp) DnsPacket *ret_full_packet = NULL;
_cleanup_(dns_resource_key_unrefp) DnsResourceKey *key = NULL;
int query_flags, ret_rcode;
uint64_t ret_query_flags;
key = dns_resource_key_new(DNS_CLASS_IN, DNS_TYPE_A, "www.example.com");
ASSERT_NOT_NULL(key);
query_flags = 0;
ASSERT_FALSE(dns_cache_lookup(&cache, key, query_flags, &ret_rcode, &ret_answer, &ret_full_packet, &ret_query_flags, NULL));
ASSERT_EQ(cache.n_hit, 0u);
ASSERT_EQ(cache.n_miss, 1u);
ASSERT_EQ(ret_rcode, DNS_RCODE_SUCCESS);
ASSERT_EQ(ret_query_flags, 0u);
ASSERT_EQ(dns_answer_size(ret_answer), 0u);
}
TEST(dns_cache_lookup_success) {
_cleanup_(dns_cache_unrefp) DnsCache cache = new_cache();
_cleanup_(put_args_unrefp) PutArgs put_args = mk_put_args();
@@ -396,6 +418,37 @@ TEST(dns_cache_lookup_nxdomain) {
ASSERT_TRUE(dns_answer_contains(ret_answer, rr));
}
TEST(dns_cache_lookup_any_always_misses) {
_cleanup_(dns_cache_unrefp) DnsCache cache = new_cache();
_cleanup_(put_args_unrefp) PutArgs put_args = mk_put_args();
_cleanup_(dns_answer_unrefp) DnsAnswer *ret_answer = NULL;
_cleanup_(dns_packet_unrefp) DnsPacket *ret_full_packet = NULL;
_cleanup_(dns_resource_key_unrefp) DnsResourceKey *key = NULL;
int query_flags, ret_rcode;
uint64_t ret_query_flags;
put_args.key = dns_resource_key_new(DNS_CLASS_IN, DNS_TYPE_A, "www.example.com");
ASSERT_NOT_NULL(put_args.key);
put_args.rcode = DNS_RCODE_SUCCESS;
answer_add_a(&put_args, put_args.key, 0xc0a8017f, 3600, DNS_ANSWER_CACHEABLE);
cache_put(&cache, &put_args);
ASSERT_EQ(dns_cache_size(&cache), 1u);
key = dns_resource_key_new(DNS_CLASS_IN, DNS_TYPE_ANY, "www.example.com");
ASSERT_NOT_NULL(key);
query_flags = 0;
ASSERT_FALSE(dns_cache_lookup(&cache, key, query_flags, &ret_rcode, &ret_answer, &ret_full_packet, &ret_query_flags, NULL));
ASSERT_EQ(cache.n_hit, 0u);
ASSERT_EQ(cache.n_miss, 1u);
ASSERT_EQ(ret_rcode, DNS_RCODE_SUCCESS);
ASSERT_EQ(ret_query_flags, 0u);
ASSERT_EQ(dns_answer_size(ret_answer), 0u);
}
/* ================================================================
* dns_cache_dump_to_json()
* ================================================================ */