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resolved: tests for dns_packet_equal()

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This commit is contained in:
James Coglan
2024-07-22 10:15:15 +01:00
parent e067858bb1
commit eedf263bd0
1 changed files with 52 additions and 0 deletions
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src/resolve/test-dns-packet-extract.c
+52
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@@ -3784,4 +3784,56 @@ TEST(packet_reply_svcb_service_mode_bad_ipv6hint) {
ASSERT_EQ(dns_answer_size(packet->answer), 0u);
}
/* ================================================================
* dns_packet_equal()
* ================================================================ */
TEST(packet_equal_match) {
_cleanup_(dns_packet_unrefp) DnsPacket *p1 = NULL, *p2 = NULL;
ASSERT_OK(dns_packet_new(&p1, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
ASSERT_NOT_NULL(p1);
dns_packet_truncate(p1, 0);
ASSERT_OK(dns_packet_new(&p2, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
ASSERT_NOT_NULL(p2);
dns_packet_truncate(p2, 0);
const uint8_t data[] = {
0x00, 0x2a, BIT_QR | BIT_AA, DNS_RCODE_SUCCESS,
0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00
};
ASSERT_OK(dns_packet_append_blob(p1, data, sizeof(data), NULL));
ASSERT_OK(dns_packet_append_blob(p2, data, sizeof(data), NULL));
ASSERT_TRUE(dns_packet_equal(p1, p2));
}
TEST(packet_equal_no_match) {
_cleanup_(dns_packet_unrefp) DnsPacket *p1 = NULL, *p2 = NULL;
ASSERT_OK(dns_packet_new(&p1, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
ASSERT_NOT_NULL(p1);
dns_packet_truncate(p1, 0);
const uint8_t data1[] = {
0x00, 0x2a, BIT_QR | BIT_AA, DNS_RCODE_SUCCESS,
0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00
};
ASSERT_OK(dns_packet_append_blob(p1, data1, sizeof(data1), NULL));
ASSERT_OK(dns_packet_new(&p2, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
ASSERT_NOT_NULL(p2);
dns_packet_truncate(p2, 0);
const uint8_t data2[] = {
0x00, 0x2a, BIT_QR | BIT_AA, DNS_RCODE_SUCCESS,
0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01
};
ASSERT_OK(dns_packet_append_blob(p2, data2, sizeof(data2), NULL));
ASSERT_FALSE(dns_packet_equal(p1, p2));
}
DEFINE_TEST_MAIN(LOG_DEBUG)