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resolved: check that adding an expired response removes cache entry

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This commit is contained in:
James Coglan
2024-07-23 14:08:31 +01:00
parent 186184ad14
commit 2bec28864a
1 changed files with 21 additions and 0 deletions
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src/resolve/test-dns-cache.c
+21
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@@ -230,6 +230,27 @@ TEST(dns_a_success_zero_ttl_is_not_cached) {
ASSERT_TRUE(dns_cache_is_empty(&cache));
}
TEST(dns_a_success_zero_ttl_removes_existing_entry) {
_cleanup_(dns_cache_unrefp) DnsCache cache = new_cache();
_cleanup_(put_args_unrefp) PutArgs put_args = mk_put_args();
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);
ASSERT_OK(cache_put(&cache, &put_args));
ASSERT_FALSE(dns_cache_is_empty(&cache));
dns_answer_unref(put_args.answer);
put_args.answer = dns_answer_new(1);
ASSERT_NOT_NULL(put_args.answer);
answer_add_a(&put_args, put_args.key, 0xc0a8017f, 0, DNS_ANSWER_CACHEABLE);
ASSERT_OK(cache_put(&cache, &put_args));
ASSERT_TRUE(dns_cache_is_empty(&cache));
}
TEST(dns_a_success_not_cacheable_is_not_cached) {
_cleanup_(dns_cache_unrefp) DnsCache cache = new_cache();
_cleanup_(put_args_unrefp) PutArgs put_args = mk_put_args();