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resolved: tests for dns_answer_has_dname_for_cname()

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This commit is contained in:
James Coglan
2024-07-23 13:14:54 +01:00
committed by Luca Boccassi
parent 464d785f45
commit 8105438cd2
1 changed files with 82 additions and 0 deletions
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src/resolve/test-dns-answer.c
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@@ -821,6 +821,88 @@ TEST(dns_answer_move_by_key_multi_leave_source) {
ASSERT_EQ(dns_answer_size(target), 2u);
}
/* ================================================================
* dns_answer_has_dname_for_cname()
* ================================================================ */
TEST(dns_answer_has_dname_for_cname_pass) {
_cleanup_(dns_answer_unrefp) DnsAnswer *answer = dns_answer_new(0);
_cleanup_(dns_resource_record_unrefp) DnsResourceRecord *cname = NULL, *dname = NULL;
ASSERT_NOT_NULL(answer);
dname = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_DNAME, "example.com");
ASSERT_NOT_NULL(dname);
dname->dname.name = strdup("v2.example.com");
dns_answer_add(answer, dname, 1, DNS_ANSWER_CACHEABLE, NULL);
cname = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_CNAME, "www.example.com");
ASSERT_NOT_NULL(cname);
cname->cname.name = strdup("www.v2.example.com");
ASSERT_TRUE(dns_answer_has_dname_for_cname(answer, cname));
}
TEST(dns_answer_has_dname_for_cname_no_dname) {
_cleanup_(dns_answer_unrefp) DnsAnswer *answer = dns_answer_new(0);
_cleanup_(dns_resource_record_unrefp) DnsResourceRecord *cname = NULL;
ASSERT_NOT_NULL(answer);
cname = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_CNAME, "www.example.com");
ASSERT_NOT_NULL(cname);
cname->cname.name = strdup("www.v2.example.com");
ASSERT_FALSE(dns_answer_has_dname_for_cname(answer, cname));
}
TEST(dns_answer_has_dname_for_cname_no_match_old_suffix) {
_cleanup_(dns_answer_unrefp) DnsAnswer *answer = dns_answer_new(0);
_cleanup_(dns_resource_record_unrefp) DnsResourceRecord *cname = NULL, *dname = NULL;
dname = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_DNAME, "example.com");
ASSERT_NOT_NULL(dname);
dname->dname.name = strdup("v2.examples.com");
dns_answer_add(answer, dname, 1, DNS_ANSWER_CACHEABLE, NULL);
cname = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_CNAME, "www.example.com");
ASSERT_NOT_NULL(cname);
cname->cname.name = strdup("www.v2.example.com");
ASSERT_FALSE(dns_answer_has_dname_for_cname(answer, cname));
}
TEST(dns_answer_has_dname_for_cname_no_match_new_suffix) {
_cleanup_(dns_answer_unrefp) DnsAnswer *answer = dns_answer_new(0);
_cleanup_(dns_resource_record_unrefp) DnsResourceRecord *cname = NULL, *dname = NULL;
ASSERT_NOT_NULL(answer);
dname = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_DNAME, "example.com");
ASSERT_NOT_NULL(dname);
dname->dname.name = strdup("v2.example.com");
dns_answer_add(answer, dname, 1, DNS_ANSWER_CACHEABLE, NULL);
cname = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_CNAME, "www.example.com");
ASSERT_NOT_NULL(cname);
cname->cname.name = strdup("www.v3.example.com");
ASSERT_FALSE(dns_answer_has_dname_for_cname(answer, cname));
}
TEST(dns_answer_has_dname_for_cname_not_cname) {
_cleanup_(dns_answer_unrefp) DnsAnswer *answer = dns_answer_new(0);
_cleanup_(dns_resource_record_unrefp) DnsResourceRecord *cname = NULL, *dname = NULL;
ASSERT_NOT_NULL(answer);
dname = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_DNAME, "example.com");
ASSERT_NOT_NULL(dname);
dname->dname.name = strdup("v2.example.com");
dns_answer_add(answer, dname, 1, DNS_ANSWER_CACHEABLE, NULL);
cname = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_A, "www.example.com");
ASSERT_NOT_NULL(cname);
cname->a.in_addr.s_addr = htobe32(0xc0a8017f);
ASSERT_FALSE(dns_answer_has_dname_for_cname(answer, cname));
}
/* ================================================================
* dns_answer_dump()
* ================================================================ */