1 files changed, 29 insertions, 0 deletions
diff --git a/libc/test/include/netinet_in_test.cpp b/libc/test/include/netinet_in_test.cpp
new file mode 100644
index 000000000000..714892f511b1
--- /dev/null
+++ b/libc/test/include/netinet_in_test.cpp
@@ -0,0 +1,29 @@
+//===-- Unittests for netinet/in macro ------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "include/llvm-libc-macros/netinet-in-macros.h"
+#include "test/UnitTest/Test.h"
+
+TEST(LlvmLibcNetinetInTest, IPPROTOMacro) {
+  EXPECT_EQ(IPPROTO_IP, 0);
+  EXPECT_EQ(IPPROTO_ICMP, 1);
+  EXPECT_EQ(IPPROTO_TCP, 6);
+  EXPECT_EQ(IPPROTO_UDP, 17);
+  EXPECT_EQ(IPPROTO_IPV6, 41);
+  EXPECT_EQ(IPPROTO_RAW, 255);
+}
+
+TEST(LlvmLibcNetinetInTest, IPV6Macro) {
+  EXPECT_EQ(IPV6_UNICAST_HOPS, 16);
+  EXPECT_EQ(IPV6_MULTICAST_IF, 17);
+  EXPECT_EQ(IPV6_MULTICAST_HOPS, 18);
+  EXPECT_EQ(IPV6_MULTICAST_LOOP, 19);
+  EXPECT_EQ(IPV6_JOIN_GROUP, 20);
+  EXPECT_EQ(IPV6_LEAVE_GROUP, 21);
+  EXPECT_EQ(IPV6_V6ONLY, 26);
+}