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github_issue_166.cpp
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37 lines (32 loc) · 930 Bytes
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// Copyright 2024 Matt Borland
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
//
// See: https://github.com/cppalliance/charconv/issues/166
#include <boost/charconv.hpp>
#include <boost/core/lightweight_test.hpp>
template <typename T>
void simple_test()
{
for (int i = -1; i > -5; --i)
{
char buffer[256] {};
boost::charconv::to_chars(buffer, buffer + sizeof(buffer), static_cast<T>(9.99999L), boost::charconv::chars_format::fixed, i);
BOOST_TEST_CSTR_EQ(buffer, "9.999990");
}
}
int main()
{
simple_test<float>();
simple_test<double>();
#if BOOST_CHARCONV_LDBL_BITS == 64
simple_test<long double>();
#endif
#ifdef BOOST_CHARCONV_HAS_FLOAT32
simple_test<std::float32_t>();
#endif
#ifdef BOOST_CHARCONV_HAS_FLOAT64
simple_test<std::float64_t>();
#endif
return boost::report_errors();
}