1 //===-- Unittests for stdc_bit_floor_uc -----------------------------------===//
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 "src/__support/CPP/limits.h"
10 #include "src/stdbit/stdc_bit_floor_uc.h"
11 #include "test/UnitTest/Test.h"
13 TEST(LlvmLibcStdcBitfloorUcTest
, Zero
) {
14 EXPECT_EQ(LIBC_NAMESPACE::stdc_bit_floor_uc(0U),
15 static_cast<unsigned char>(0));
18 TEST(LlvmLibcStdcBitfloorUcTest
, Ones
) {
19 for (unsigned i
= 0U; i
!= UCHAR_WIDTH
; ++i
)
20 EXPECT_EQ(LIBC_NAMESPACE::stdc_bit_floor_uc(UCHAR_MAX
>> i
),
21 static_cast<unsigned char>(1 << (UCHAR_WIDTH
- i
- 1)));