mirror of
https://github.com/boostorg/charconv.git
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71 lines
1.6 KiB
C++
71 lines
1.6 KiB
C++
// Copyright 2024 Alexander Grund
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// Copyright 2024 Matt Borland
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// Distributed under the Boost Software License, Version 1.0.
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// https://www.boost.org/LICENSE_1_0.txt
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#include <locale>
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#include <iostream>
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#include <boost/charconv.hpp>
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#include <boost/charconv/detail/fallback_routines.hpp>
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#include <boost/core/lightweight_test.hpp>
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template <typename T>
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void test()
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{
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const char buffer[] = "1.1897e+2";
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constexpr auto valdiation_value = static_cast<T>(1.1897e+2L);
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try
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{
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#ifdef BOOST_MSVC
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std::locale::global(std::locale("German"));
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#else
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std::locale::global(std::locale("de_DE.UTF-8"));
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#endif
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}
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// LCOV_EXCL_START
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catch (...)
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{
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std::cerr << "Locale not installed. Skipping test." << std::endl;
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return;
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}
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// LCOV_EXCL_STOP
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T v = 0;
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auto r = boost::charconv::detail::from_chars_strtod(buffer, buffer + sizeof(buffer), v);
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BOOST_TEST(r);
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std::locale::global(std::locale::classic());
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T v2 = 0;
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auto r2 = boost::charconv::detail::from_chars_strtod(buffer, buffer + sizeof(buffer), v2);
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BOOST_TEST(r2);
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BOOST_TEST_EQ(v, v2);
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BOOST_TEST_EQ(v, valdiation_value);
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BOOST_TEST(r.ptr == r2.ptr);
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}
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// See: https://stackoverflow.com/questions/1745045/stdlocale-breakage-on-macos-10-6-with-lang-en-us-utf-8
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#if !defined(__APPLE__) || (defined(__APPLE__) && defined(__clang__))
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int main()
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{
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test<float>();
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test<double>();
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#ifndef BOOST_CHARCONV_UNSUPPORTED_LONG_DOUBLE
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test<long double>();
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#endif
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return boost::report_errors();
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}
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#else
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int main()
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{
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return 0;
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}
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#endif
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