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/arpa/inet/htonl.h" 11 #include "src/arpa/inet/ntohl.h" 12 #include "test/UnitTest/Test.h" 13 TEST(LlvmLibcHtonl,SmokeTest)14TEST(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)25TEST(LlvmLibcHtonl, CompleteTest) { 26 uint32_t original = 0x01234567; 27 EXPECT_EQ(LIBC_NAMESPACE::htonl(LIBC_NAMESPACE::ntohl(original)), original); 28 } 29