xref: /llvm-project/libc/test/src/string/memset_explicit_test.cpp (revision 5ff3ff33ff930e4ec49da7910612d8a41eb068cb)
157a33737SSchrodinger ZHU Yifan //===-- Unittests for memset_explicit -------------------------------------===//
257a33737SSchrodinger ZHU Yifan //
357a33737SSchrodinger ZHU Yifan // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
457a33737SSchrodinger ZHU Yifan // See https://llvm.org/LICENSE.txt for license information.
557a33737SSchrodinger ZHU Yifan // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
657a33737SSchrodinger ZHU Yifan //
757a33737SSchrodinger ZHU Yifan //===----------------------------------------------------------------------===//
857a33737SSchrodinger ZHU Yifan 
957a33737SSchrodinger ZHU Yifan #include "memory_utils/memory_check_utils.h"
10*5ff3ff33SPetr Hosek #include "src/__support/macros/config.h"
1157a33737SSchrodinger ZHU Yifan #include "src/string/memset_explicit.h"
1257a33737SSchrodinger ZHU Yifan #include "test/UnitTest/Test.h"
1357a33737SSchrodinger ZHU Yifan 
14*5ff3ff33SPetr Hosek namespace LIBC_NAMESPACE_DECL {
1557a33737SSchrodinger ZHU Yifan 
1657a33737SSchrodinger ZHU Yifan // Apply the same tests as memset
1757a33737SSchrodinger ZHU Yifan 
1857a33737SSchrodinger ZHU Yifan static inline void Adaptor(cpp::span<char> p1, uint8_t value, size_t size) {
1957a33737SSchrodinger ZHU Yifan   LIBC_NAMESPACE::memset_explicit(p1.begin(), value, size);
2057a33737SSchrodinger ZHU Yifan }
2157a33737SSchrodinger ZHU Yifan 
2257a33737SSchrodinger ZHU Yifan TEST(LlvmLibcmemsetExplicitTest, SizeSweep) {
2357a33737SSchrodinger ZHU Yifan   static constexpr size_t kMaxSize = 400;
2457a33737SSchrodinger ZHU Yifan   Buffer DstBuffer(kMaxSize);
2557a33737SSchrodinger ZHU Yifan   for (size_t size = 0; size < kMaxSize; ++size) {
2657a33737SSchrodinger ZHU Yifan     const char value = size % 10;
2757a33737SSchrodinger ZHU Yifan     auto dst = DstBuffer.span().subspan(0, size);
2857a33737SSchrodinger ZHU Yifan     ASSERT_TRUE((CheckMemset<Adaptor>(dst, value, size)));
2957a33737SSchrodinger ZHU Yifan   }
3057a33737SSchrodinger ZHU Yifan }
3157a33737SSchrodinger ZHU Yifan 
32*5ff3ff33SPetr Hosek } // namespace LIBC_NAMESPACE_DECL
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