From b750101eb236130cf056c675997decbac904cc49 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 17:35:18 +0200 Subject: Adding upstream version 252.22. Signed-off-by: Daniel Baumann --- src/libsystemd-network/test-sd-dhcp-lease.c | 86 +++++++++++++++++++++++++++++ 1 file changed, 86 insertions(+) create mode 100644 src/libsystemd-network/test-sd-dhcp-lease.c (limited to 'src/libsystemd-network/test-sd-dhcp-lease.c') diff --git a/src/libsystemd-network/test-sd-dhcp-lease.c b/src/libsystemd-network/test-sd-dhcp-lease.c new file mode 100644 index 0000000..910b622 --- /dev/null +++ b/src/libsystemd-network/test-sd-dhcp-lease.c @@ -0,0 +1,86 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include + +#include "dhcp-lease-internal.h" +#include "macro.h" +#include "string-util.h" +#include "strv.h" +#include "tests.h" + +/* According to RFC1035 section 4.1.4, a domain name in a message can be either: + * - a sequence of labels ending in a zero octet + * - a pointer + * - a sequence of labels ending with a pointer + */ +TEST(dhcp_lease_parse_search_domains_basic) { + int r; + _cleanup_strv_free_ char **domains = NULL; + static const uint8_t optionbuf[] = { + 0x03, 'F', 'O', 'O', 0x03, 'B', 'A', 'R', 0x00, + 0x04, 'A', 'B', 'C', 'D', 0x03, 'E', 'F', 'G', 0x00, + }; + + r = dhcp_lease_parse_search_domains(optionbuf, sizeof(optionbuf), &domains); + assert_se(r == 2); + assert_se(streq(domains[0], "FOO.BAR")); + assert_se(streq(domains[1], "ABCD.EFG")); +} + +TEST(dhcp_lease_parse_search_domains_ptr) { + int r; + _cleanup_strv_free_ char **domains = NULL; + static const uint8_t optionbuf[] = { + 0x03, 'F', 'O', 'O', 0x00, 0xC0, 0x00, + }; + + r = dhcp_lease_parse_search_domains(optionbuf, sizeof(optionbuf), &domains); + assert_se(r == 2); + assert_se(streq(domains[0], "FOO")); + assert_se(streq(domains[1], "FOO")); +} + +TEST(dhcp_lease_parse_search_domains_labels_and_ptr) { + int r; + _cleanup_strv_free_ char **domains = NULL; + static const uint8_t optionbuf[] = { + 0x03, 'F', 'O', 'O', 0x03, 'B', 'A', 'R', 0x00, + 0x03, 'A', 'B', 'C', 0xC0, 0x04, + }; + + r = dhcp_lease_parse_search_domains(optionbuf, sizeof(optionbuf), &domains); + assert_se(r == 2); + assert_se(streq(domains[0], "FOO.BAR")); + assert_se(streq(domains[1], "ABC.BAR")); +} + +/* Tests for exceptions. */ + +TEST(dhcp_lease_parse_search_domains_no_data) { + _cleanup_strv_free_ char **domains = NULL; + static const uint8_t optionbuf[3] = {0, 0, 0}; + + assert_se(dhcp_lease_parse_search_domains(NULL, 0, &domains) == -EBADMSG); + assert_se(dhcp_lease_parse_search_domains(optionbuf, 0, &domains) == -EBADMSG); +} + +TEST(dhcp_lease_parse_search_domains_loops) { + _cleanup_strv_free_ char **domains = NULL; + static const uint8_t optionbuf[] = { + 0x03, 'F', 'O', 'O', 0x00, 0x03, 'B', 'A', 'R', 0xC0, 0x06, + }; + + assert_se(dhcp_lease_parse_search_domains(optionbuf, sizeof(optionbuf), &domains) == -EBADMSG); +} + +TEST(dhcp_lease_parse_search_domains_wrong_len) { + _cleanup_strv_free_ char **domains = NULL; + static const uint8_t optionbuf[] = { + 0x03, 'F', 'O', 'O', 0x03, 'B', 'A', 'R', 0x00, + 0x04, 'A', 'B', 'C', 'D', 0x03, 'E', 'F', 'G', 0x00, + }; + + assert_se(dhcp_lease_parse_search_domains(optionbuf, sizeof(optionbuf) - 5, &domains) == -EBADMSG); +} + +DEFINE_TEST_MAIN(LOG_INFO); -- cgit v1.2.3