test: add tests for parse_hw_addr()

diff --git a/src/test/test-ether-addr-util.c b/src/test/test-ether-addr-util.c
index 894215844a90e0ab64a9bc37e262c7a8f17e5db0..909e34d8c70537f250f19bcf4252ad1b730a196c 100644 (file)
--- a/src/test/test-ether-addr-util.c
+++ b/src/test/test-ether-addr-util.c
@@ -1,6 +1,7 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 
 #include "ether-addr-util.h"
+#include "string-util.h"
 #include "tests.h"
 
 #define INFINIBAD_ADDR_1 ((const struct hw_addr_data){ .length = 20, .infiniband = {1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20} })
@@ -34,9 +35,110 @@ static void test_HW_ADDR_TO_STRING(void) {
                 log_info("joint: %s, %s", s, p);
 }
 
+static void test_parse_hw_addr_full_one(const char *in, size_t expected_len, const char *expected) {
+        struct hw_addr_data h;
+        int r;
+
+        r = parse_hw_addr_full(in, expected_len, &h);
+        log_debug_errno(r, "parse_hw_addr(\"%s\", len=%zu) → \"%s\" (expected: \"%s\") : %d/%m",
+                        in, expected_len, r >= 0 ? HW_ADDR_TO_STR(&h) : "n/a", strna(expected), r);
+        assert_se((r >= 0) == !!expected);
+        if (r >= 0) {
+                if (!IN_SET(expected_len, 0, SIZE_MAX))
+                        assert_se(h.length == expected_len);
+                assert_se(streq(HW_ADDR_TO_STR(&h), expected));
+        }
+}
+
+static void test_parse_hw_addr(void) {
+        log_info("/* %s */", __func__);
+
+        /* IPv4 */
+        test_parse_hw_addr_full_one("10.0.0.1", 0, "0a:00:00:01");
+        test_parse_hw_addr_full_one("10.0.0.1", 4, "0a:00:00:01");
+        test_parse_hw_addr_full_one("192.168.0.1", 0, "c0:a8:00:01");
+        test_parse_hw_addr_full_one("192.168.0.1", 4, "c0:a8:00:01");
+        /* IPv6 */
+        test_parse_hw_addr_full_one("::", 0, "00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00");
+        test_parse_hw_addr_full_one("::", 16, "00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00");
+        test_parse_hw_addr_full_one("::1", 0, "00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:01");
+        test_parse_hw_addr_full_one("::1", 16, "00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:01");
+        test_parse_hw_addr_full_one("1234::", 0, "12:34:00:00:00:00:00:00:00:00:00:00:00:00:00:00");
+        test_parse_hw_addr_full_one("1234::", 16, "12:34:00:00:00:00:00:00:00:00:00:00:00:00:00:00");
+        test_parse_hw_addr_full_one("12:34::56", 0, "00:12:00:34:00:00:00:00:00:00:00:00:00:00:00:56");
+        test_parse_hw_addr_full_one("12:34::56", 16, "00:12:00:34:00:00:00:00:00:00:00:00:00:00:00:56");
+        test_parse_hw_addr_full_one("12aa:34::56", 0, "12:aa:00:34:00:00:00:00:00:00:00:00:00:00:00:56");
+        test_parse_hw_addr_full_one("12aa:34::56", 16, "12:aa:00:34:00:00:00:00:00:00:00:00:00:00:00:56");
+        test_parse_hw_addr_full_one("1234:5678:90ab:cdef:1234:5678:90ab:cdef", 0, "12:34:56:78:90:ab:cd:ef:12:34:56:78:90:ab:cd:ef");
+        test_parse_hw_addr_full_one("1234:5678:90ab:cdef:1234:5678:90ab:cdef", 16, "12:34:56:78:90:ab:cd:ef:12:34:56:78:90:ab:cd:ef");
+        /* Dot */
+        test_parse_hw_addr_full_one("12.34", 0, "00:12:00:34");
+        test_parse_hw_addr_full_one("12.34", 4, "00:12:00:34");
+        test_parse_hw_addr_full_one("12.34", SIZE_MAX, "00:12:00:34");
+        test_parse_hw_addr_full_one("12.34.56", 0, "00:12:00:34:00:56");
+        test_parse_hw_addr_full_one("12.34.56", 6, "00:12:00:34:00:56");
+        test_parse_hw_addr_full_one("12.34.56", SIZE_MAX, "00:12:00:34:00:56");
+        test_parse_hw_addr_full_one("12.34.56.78", 0, "0c:22:38:4e"); /* IPv4 address */
+        test_parse_hw_addr_full_one("12.34.56.78", 4, "0c:22:38:4e"); /* IPv4 address */
+        test_parse_hw_addr_full_one("12.34.56.78", 8, "00:12:00:34:00:56:00:78");
+        test_parse_hw_addr_full_one("12.34.56.78", SIZE_MAX, "00:12:00:34:00:56:00:78");
+        test_parse_hw_addr_full_one("12.34.56.78.90", 0, NULL);
+        test_parse_hw_addr_full_one("12.34.56.78.90", 10, "00:12:00:34:00:56:00:78:00:90");
+        test_parse_hw_addr_full_one("12.34.56.78.90", SIZE_MAX, "00:12:00:34:00:56:00:78:00:90");
+        test_parse_hw_addr_full_one("aabb.ccdd", 0, "aa:bb:cc:dd");
+        test_parse_hw_addr_full_one("aabb.ccdd", 4, "aa:bb:cc:dd");
+        test_parse_hw_addr_full_one("aabb.ccdd", SIZE_MAX, "aa:bb:cc:dd");
+        test_parse_hw_addr_full_one("aabb.ccdd.eeff", 0, "aa:bb:cc:dd:ee:ff");
+        test_parse_hw_addr_full_one("aabb.ccdd.eeff", 6, "aa:bb:cc:dd:ee:ff");
+        test_parse_hw_addr_full_one("aabb.ccdd.eeff", SIZE_MAX, "aa:bb:cc:dd:ee:ff");
+        /* Colon */
+        test_parse_hw_addr_full_one("12:34", 0, NULL);
+        test_parse_hw_addr_full_one("12:34", 2, "12:34");
+        test_parse_hw_addr_full_one("12:34", SIZE_MAX, "12:34");
+        test_parse_hw_addr_full_one("12:34:56:78:90:ab", 0, "12:34:56:78:90:ab");
+        test_parse_hw_addr_full_one("12:34:56:78:90:ab", 6, "12:34:56:78:90:ab");
+        test_parse_hw_addr_full_one("12:34:56:78:90:ab", SIZE_MAX, "12:34:56:78:90:ab");
+        test_parse_hw_addr_full_one("12:34:56:78:90:ab:cd:ef", 0, "00:12:00:34:00:56:00:78:00:90:00:ab:00:cd:00:ef"); /* IPv6 */
+        test_parse_hw_addr_full_one("12:34:56:78:90:ab:cd:ef", 8, "12:34:56:78:90:ab:cd:ef");
+        test_parse_hw_addr_full_one("12:34:56:78:90:ab:cd:ef", 16, "00:12:00:34:00:56:00:78:00:90:00:ab:00:cd:00:ef"); /* IPv6 */
+        test_parse_hw_addr_full_one("12:34:56:78:90:ab:cd:ef", SIZE_MAX, "12:34:56:78:90:ab:cd:ef");
+        test_parse_hw_addr_full_one("12:34:56:78:90:AB:CD:EF", 0, "00:12:00:34:00:56:00:78:00:90:00:ab:00:cd:00:ef"); /* IPv6 */
+        test_parse_hw_addr_full_one("12:34:56:78:90:AB:CD:EF", 8, "12:34:56:78:90:ab:cd:ef");
+        test_parse_hw_addr_full_one("12:34:56:78:90:AB:CD:EF", 16, "00:12:00:34:00:56:00:78:00:90:00:ab:00:cd:00:ef"); /* IPv6 */
+        test_parse_hw_addr_full_one("12:34:56:78:90:AB:CD:EF", SIZE_MAX, "12:34:56:78:90:ab:cd:ef");
+        /* Hyphen */
+        test_parse_hw_addr_full_one("12-34", 0, NULL);
+        test_parse_hw_addr_full_one("12-34", 2, "12:34");
+        test_parse_hw_addr_full_one("12-34", SIZE_MAX, "12:34");
+        test_parse_hw_addr_full_one("12-34-56-78-90-ab-cd-ef", 0, NULL);
+        test_parse_hw_addr_full_one("12-34-56-78-90-ab-cd-ef", 8, "12:34:56:78:90:ab:cd:ef");
+        test_parse_hw_addr_full_one("12-34-56-78-90-ab-cd-ef", SIZE_MAX, "12:34:56:78:90:ab:cd:ef");
+        test_parse_hw_addr_full_one("12-34-56-78-90-AB-CD-EF", 0, NULL);
+        test_parse_hw_addr_full_one("12-34-56-78-90-AB-CD-EF", 8, "12:34:56:78:90:ab:cd:ef");
+        test_parse_hw_addr_full_one("12-34-56-78-90-AB-CD-EF", SIZE_MAX, "12:34:56:78:90:ab:cd:ef");
+
+        /* Invalid */
+        test_parse_hw_addr_full_one("", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one("12", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one("12.", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one("12.34.", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one(".12", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one(".12.34", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one("12.34:56", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one("1234:56", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one("1234:56", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one("12:34:", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one(":12:34", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one("::1", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one("aa:bb-cc", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one("aa:xx", SIZE_MAX, NULL);
+        test_parse_hw_addr_full_one("aa bb", SIZE_MAX, NULL);
+}
+
 int main(int argc, char *argv[]) {
         test_setup_logging(LOG_INFO);
 
         test_HW_ADDR_TO_STRING();
+        test_parse_hw_addr();
         return 0;
 }