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//===----------------------------------------------------------------------===//
// 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
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14, c++17
// UNSUPPORTED: libcpp-no-concepts
// UNSUPPORTED: libcpp-has-no-incomplete-format
// <format>
// iterator out();
#include <format>
#include <cassert>
#include <string>
#include "test_macros.h"
#include "test_format_context.h"
template <class OutIt, class CharT>
void test(
std::basic_format_args<std::basic_format_context<OutIt, CharT>> args) {
{
std::basic_string<CharT> str;
OutIt out_it{str};
std::basic_format_context context =
test_format_context_create(out_it, args);
context.out() = CharT('a');
context.out() = CharT('b');
context.out() = CharT('c');
assert(str.size() == 3);
assert(str[0] == CharT('a'));
assert(str[1] == CharT('b'));
assert(str[2] == CharT('c'));
}
}
void test() {
test(std::basic_format_args(
std::make_format_args<std::basic_format_context<
std::back_insert_iterator<std::basic_string<char>>, char>>()));
#ifndef TEST_HAS_NO_WIDE_CHARACTERS
test(std::basic_format_args(
std::make_format_args<std::basic_format_context<
std::back_insert_iterator<std::basic_string<wchar_t>>, wchar_t>>()));
#endif
#ifndef TEST_HAS_NO_CHAR8_T
test(std::basic_format_args(
std::make_format_args<std::basic_format_context<
std::back_insert_iterator<std::basic_string<char8_t>>, char8_t>>()));
#endif
#ifndef TEST_HAS_NO_UNICODE_CHARS
test(std::basic_format_args(
std::make_format_args<std::basic_format_context<
std::back_insert_iterator<std::basic_string<char16_t>>,
char16_t>>()));
test(std::basic_format_args(
std::make_format_args<std::basic_format_context<
std::back_insert_iterator<std::basic_string<char32_t>>,
char32_t>>()));
#endif
}
int main(int, char**) {
test();
return 0;
}
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