1 //===-- Unittests for btowc ---------------------------------------------===// 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 "hdr/wchar_macros.h" // for WEOF 10 #include "src/wchar/btowc.h" 11 #include "test/UnitTest/Test.h" 12 TEST(LlvmLibcBtowc,DefaultLocale)13TEST(LlvmLibcBtowc, DefaultLocale) { 14 // Loops through all characters, verifying that ascii returns itself and 15 // everything else returns WEOF. 16 for (int c = 0; c < 255; ++c) { 17 if (c < 128) 18 EXPECT_EQ(LIBC_NAMESPACE::btowc(c), static_cast<wint_t>(c)); 19 else 20 EXPECT_EQ(LIBC_NAMESPACE::btowc(c), WEOF); 21 } 22 } 23