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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
//
//===----------------------------------------------------------------------===//
// <iomanip>
// <unspecified> setw(int n);
#include <iomanip>
#include <istream>
#include <ostream>
#include <cassert>
#include "test_macros.h"
template <class CharT>
struct testbuf
: public std::basic_streambuf<CharT>
{
testbuf() {}
};
int main(int, char**)
{
{
testbuf<char> sb;
std::istream is(&sb);
is >> std::setw(10);
assert(is.width() == 10);
}
{
testbuf<char> sb;
std::ostream os(&sb);
os << std::setw(10);
assert(os.width() == 10);
}
#ifndef TEST_HAS_NO_WIDE_CHARACTERS
{
testbuf<wchar_t> sb;
std::wistream is(&sb);
is >> std::setw(10);
assert(is.width() == 10);
}
{
testbuf<wchar_t> sb;
std::wostream os(&sb);
os << std::setw(10);
assert(os.width() == 10);
}
#endif
return 0;
}
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