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115 lines
2.4 KiB
115 lines
2.4 KiB
7 months ago
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <string>
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// int stoi(const string& str, size_t *idx = 0, int base = 10);
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// int stoi(const wstring& str, size_t *idx = 0, int base = 10);
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#include <string>
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#include <cassert>
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#include <stdexcept>
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#include "test_macros.h"
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int main(int, char**)
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{
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assert(std::stoi("0") == 0);
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assert(std::stoi(L"0") == 0);
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assert(std::stoi("-0") == 0);
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assert(std::stoi(L"-0") == 0);
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assert(std::stoi("-10") == -10);
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assert(std::stoi(L"-10") == -10);
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assert(std::stoi(" 10") == 10);
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assert(std::stoi(L" 10") == 10);
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size_t idx = 0;
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assert(std::stoi("10g", &idx, 16) == 16);
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assert(idx == 2);
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idx = 0;
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assert(std::stoi(L"10g", &idx, 16) == 16);
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assert(idx == 2);
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#ifndef TEST_HAS_NO_EXCEPTIONS
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if (std::numeric_limits<long>::max() > std::numeric_limits<int>::max())
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{
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try
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{
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std::stoi("0x100000000", &idx, 16);
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assert(false);
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}
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catch (const std::out_of_range&)
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{
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}
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try
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{
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std::stoi(L"0x100000000", &idx, 16);
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assert(false);
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}
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catch (const std::out_of_range&)
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{
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}
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}
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idx = 0;
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try
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{
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std::stoi("", &idx);
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assert(false);
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}
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catch (const std::invalid_argument&)
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{
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assert(idx == 0);
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}
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try
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{
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std::stoi(L"", &idx);
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assert(false);
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}
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catch (const std::invalid_argument&)
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{
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assert(idx == 0);
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}
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try
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{
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std::stoi(" - 8", &idx);
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assert(false);
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}
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catch (const std::invalid_argument&)
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{
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assert(idx == 0);
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}
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try
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{
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std::stoi(L" - 8", &idx);
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assert(false);
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}
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catch (const std::invalid_argument&)
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{
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assert(idx == 0);
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}
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try
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{
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std::stoi("a1", &idx);
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assert(false);
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}
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catch (const std::invalid_argument&)
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{
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assert(idx == 0);
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}
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try
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{
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std::stoi(L"a1", &idx);
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assert(false);
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}
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catch (const std::invalid_argument&)
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{
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assert(idx == 0);
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}
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#endif
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return 0;
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}
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