xref: /aosp_15_r20/external/llvm-libc/test/src/network/htonl_test.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead) 
1 //===-- Unittests for htonl -----------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "src/__support/endian_internal.h"
10 #include "src/network/htonl.h"
11 #include "src/network/ntohl.h"
12 #include "test/UnitTest/Test.h"
13 
TEST(LlvmLibcHtonl,SmokeTest)14 TEST(LlvmLibcHtonl, SmokeTest) {
15   uint32_t original = 0x67452301;
16   uint32_t swapped = 0x01234567;
17 #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
18   EXPECT_EQ(LIBC_NAMESPACE::htonl(original), swapped);
19 #endif
20 #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
21   EXPECT_EQ(LIBC_NAMESPACE::htonl(original), original);
22 #endif
23 }
24 
TEST(LlvmLibcHtonl,CompleteTest)25 TEST(LlvmLibcHtonl, CompleteTest) {
26   uint32_t original = 0x01234567;
27   EXPECT_EQ(LIBC_NAMESPACE::htonl(LIBC_NAMESPACE::ntohl(original)), original);
28 }
29