Files
charconv/test/github_issue_267.cpp
2025-06-16 14:50:18 -04:00

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1.0 KiB
C++

// Copyright 2025 Matt Borland
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
//
// See: https://github.com/boostorg/charconv/issues/267
#include <boost/charconv.hpp>
#include <boost/core/lightweight_test.hpp>
template <typename T>
void test(T value, int precision, const char* correct_result)
{
char buffer[64] {};
const auto r = boost::charconv::to_chars(buffer, buffer + sizeof(buffer), value, boost::charconv::chars_format::fixed, precision);
BOOST_TEST_CSTR_EQ(buffer, correct_result);
BOOST_TEST(r);
}
int main()
{
test(0.09, 2, "0.09");
test(0.099, 2, "0.10");
test(0.0999, 2, "0.10");
test(0.09999, 2, "0.10");
test(0.099999, 2, "0.10");
test(0.0999999, 2, "0.10");
test(0.09999999, 2, "0.10");
test(0.099999999, 2, "0.10");
test(0.0999999999, 2, "0.10");
test(0.09999999999, 2, "0.10");
test(0.099999999999, 2, "0.10");
test(0.0999999999999, 2, "0.10");
return boost::report_errors();
}