| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <string> |
| |
| // long double stold(const string& str, size_t *idx = 0); |
| // long double stold(const wstring& str, size_t *idx = 0); |
| |
| #include <cassert> |
| #include <cmath> |
| #include <stdexcept> |
| #include <string> |
| |
| #include "test_macros.h" |
| |
| int main(int, char**) |
| { |
| assert(std::stold("0") == 0); |
| assert(std::stold("-0") == 0); |
| assert(std::stold("-10") == -10); |
| assert(std::stold(" 10") == 10); |
| { |
| size_t idx = 0; |
| assert(std::stold("10g", &idx) == 10); |
| assert(idx == 2); |
| } |
| { |
| size_t idx = 0; |
| assert(std::stold("1.e60", &idx) == 1.e60L); |
| assert(idx == 5); |
| } |
| { |
| size_t idx = 0; |
| assert(std::stold("INF", &idx) == INFINITY); |
| assert(idx == 3); |
| } |
| { |
| size_t idx = 0; |
| assert(std::isnan(std::stold("NAN", &idx))); |
| assert(idx == 3); |
| } |
| |
| #ifndef TEST_HAS_NO_EXCEPTIONS |
| { |
| size_t idx = 0; |
| try { |
| std::stold("", &idx); |
| assert(false); |
| } catch (const std::invalid_argument&) { |
| assert(idx == 0); |
| } |
| } |
| { |
| size_t idx = 0; |
| try { |
| std::stold(" - 8", &idx); |
| assert(false); |
| } catch (const std::invalid_argument&) { |
| assert(idx == 0); |
| } |
| } |
| { |
| size_t idx = 0; |
| try { |
| std::stold("a1", &idx); |
| assert(false); |
| } catch (const std::invalid_argument&) { |
| assert(idx == 0); |
| } |
| } |
| { |
| size_t idx = 0; |
| try { |
| assert(std::stold("1.e6000", &idx) == INFINITY); |
| assert(false); |
| } catch (const std::out_of_range&) { |
| assert(idx == 0); |
| } |
| } |
| #endif // TEST_HAS_NO_EXCEPTIONS |
| |
| #ifndef TEST_HAS_NO_WIDE_CHARACTERS |
| assert(std::stold(L"0") == 0); |
| assert(std::stold(L"-0") == 0); |
| assert(std::stold(L"-10.5") == -10.5); |
| assert(std::stold(L" 10") == 10); |
| { |
| size_t idx = 0; |
| assert(std::stold(L"10g", &idx) == 10); |
| assert(idx == 2); |
| } |
| { |
| size_t idx = 0; |
| assert(std::stold(L"1.e60", &idx) == 1.e60L); |
| assert(idx == 5); |
| } |
| { |
| size_t idx = 0; |
| assert(std::stold(L"INF", &idx) == INFINITY); |
| assert(idx == 3); |
| } |
| { |
| size_t idx = 0; |
| assert(std::isnan(std::stold(L"NAN", &idx))); |
| assert(idx == 3); |
| } |
| #ifndef TEST_HAS_NO_EXCEPTIONS |
| { |
| size_t idx = 0; |
| try { |
| std::stold(L"", &idx); |
| assert(false); |
| } catch (const std::invalid_argument&) { |
| assert(idx == 0); |
| } |
| } |
| { |
| size_t idx = 0; |
| try { |
| std::stold(L" - 8", &idx); |
| assert(false); |
| } catch (const std::invalid_argument&) { |
| assert(idx == 0); |
| } |
| } |
| { |
| size_t idx = 0; |
| try { |
| std::stold(L"a1", &idx); |
| assert(false); |
| } catch (const std::invalid_argument&) { |
| assert(idx == 0); |
| } |
| } |
| { |
| size_t idx = 0; |
| try { |
| assert(std::stold(L"1.e6000", &idx) == INFINITY); |
| assert(false); |
| } catch (const std::out_of_range&) { |
| assert(idx == 0); |
| } |
| } |
| #endif // TEST_HAS_NO_EXCEPTIONS |
| #endif // TEST_HAS_NO_WIDE_CHARACTERS |
| |
| return 0; |
| } |