libc/test/src/stdlib/strtoint32_test.cpp

   1 //===-- Unittests for strtoint32 ------------------------------------------===//
   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 <stdint.h>
  10
  11 #include "src/__support/macros/config.h"
  12 #include "src/__support/str_to_integer.h"
  13 #include "src/errno/libc_errno.h"
  14
  15 #include "StrtolTest.h"
  16 #include "test/UnitTest/Test.h"
  17
  18 namespace LIBC_NAMESPACE_DECL {
  19
  20 int32_t strtoint32(const char *__restrict str, char **__restrict str_end,
  21                    int base) {
  22   auto result = internal::strtointeger<int32_t>(str, base);
  23   if (result.has_error())
  24     LIBC_NAMESPACE::libc_errno = result.error;
  25
  26   if (str_end != nullptr)
  27     *str_end = const_cast<char *>(str + result.parsed_len);
  28
  29   return result;
  30 }
  31
  32 uint32_t strtouint32(const char *__restrict str, char **__restrict str_end,
  33                      int base) {
  34   auto result = internal::strtointeger<uint32_t>(str, base);
  35   if (result.has_error())
  36     LIBC_NAMESPACE::libc_errno = result.error;
  37
  38   if (str_end != nullptr)
  39     *str_end = const_cast<char *>(str + result.parsed_len);
  40
  41   return result;
  42 }
  43 } // namespace LIBC_NAMESPACE_DECL
  44
  45 STRTOL_TEST(Strtoint32, LIBC_NAMESPACE::strtoint32)
  46 STRTOL_TEST(Strtouint32, LIBC_NAMESPACE::strtouint32)