[PATCH 15/17] test: dm: eth: Add ip6_make_snma test

Viacheslav Mitrofanov v.v.mitrofanov at yadro.com
Tue Aug 30 14:31:02 CEST 2022


Add a test that checks generated Solicited Node Multicast Address from our
ipv6 address. Use in sandbox

Signed-off-by: Viacheslav Mitrofanov <v.v.mitrofanov at yadro.com>
---
 test/dm/eth.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/test/dm/eth.c b/test/dm/eth.c
index d4a39e53d9..c892c68523 100644
--- a/test/dm/eth.c
+++ b/test/dm/eth.c
@@ -124,6 +124,26 @@ static int dm_test_ip6_addr_in_subnet(struct unit_test_state *uts)
 }
 DM_TEST(dm_test_ip6_addr_in_subnet, 0);
 
+static int dm_test_ip6_make_snma(struct unit_test_state *uts)
+{
+	struct in6_addr mult = {0};
+	struct in6_addr correct_addr = {
+				 .s6_addr32[0] = 0x000002ff,
+				 .s6_addr32[1] = 0x00000000,
+				 .s6_addr32[2] = 0x01000000,
+				 .s6_addr32[3] = 0xe8f66dff};
+	struct in6_addr addr = { .s6_addr32[0] = 0x000080fe,
+				 .s6_addr32[1] = 0x00000000,
+				 .s6_addr32[2] = 0xffe9f242,
+				 .s6_addr32[3] = 0xe8f66dfe};
+
+	ip6_make_snma(&mult, &addr);
+	ut_asserteq_mem(&mult, &correct_addr, sizeof(struct in6_addr));
+
+	return 0;
+}
+DM_TEST(dm_test_ip6_make_snma, 0);
+
 static int dm_test_eth(struct unit_test_state *uts)
 {
 	net_ping_ip = string_to_ip("1.1.2.2");
-- 
2.25.1



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