1 //===-- Unittests for btowc ---------------------------------------------===//
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
7 //===----------------------------------------------------------------------===//
9 #include <wchar.h> //for WEOF
11 #include "src/wchar/btowc.h"
13 #include "test/UnitTest/Test.h"
15 TEST(LlvmLibcBtowc
, DefaultLocale
) {
16 // Loops through all characters, verifying that ascii returns itself and
17 // everything else returns WEOF.
18 for (int c
= 0; c
< 255; ++c
) {
20 EXPECT_EQ(LIBC_NAMESPACE::btowc(c
), static_cast<wint_t>(c
));
22 EXPECT_EQ(LIBC_NAMESPACE::btowc(c
), WEOF
);