Differential D91292 Diff 308912 libcxx/test/std/input.output/string.streams/ostringstream/ostringstream.cons/default.pass.cpp

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libcxx/test/std/input.output/string.streams/ostringstream/ostringstream.cons/default.pass.cpp

//===----------------------------------------------------------------------===//		//===----------------------------------------------------------------------===//
//		//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.		// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.		// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception		// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//		//
//===----------------------------------------------------------------------===//		//===----------------------------------------------------------------------===//

// <sstream>		// <sstream>

// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >		// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
// class basic_ostringstream		// class basic_ostringstream

// explicit basic_ostringstream(ios_base::openmode which = ios_base::in);		// explicit basic_ostringstream(ios_base::openmode which = ios_base::out); // before C++20
		// basic_ostringstream() : basic_ostringstream(ios_base::out) {} // C++20
		// explicit basic_ostringstream(ios_base::openmode which); // C++20

#include <sstream>		#include <sstream>
#include <cassert>		#include <cassert>

#include "test_macros.h"		#include "test_macros.h"
		#if TEST_STD_VER >= 11
		#include "test_convertible.h"

		template <typename S>
		void test() {
		#if TEST_STD_VER > 17
		static_assert(test_convertible<S>(), "");
		#else
		static_assert(!test_convertible<S>(), "");
		#endif
		static_assert(!test_convertible<S, std::ios_base::openmode>(), "");
		}
		#endif

int main(int, char**)		int main(int, char**)
{		{
{		{
std::ostringstream ss;		std::ostringstream ss;
assert(ss.rdbuf() != 0);		assert(ss.rdbuf() != 0);
assert(ss.good());		assert(ss.good());
assert(ss.str() == "");		assert(ss.str() == "");
Show All 12 Lines	int main(int, char**)
}		}
{		{
std::wostringstream ss(std::ios_base::out);		std::wostringstream ss(std::ios_base::out);
assert(ss.rdbuf() != 0);		assert(ss.rdbuf() != 0);
assert(ss.good());		assert(ss.good());
assert(ss.str() == L"");		assert(ss.str() == L"");
}		}

		#if TEST_STD_VER >= 11
		test<std::ostringstream>();
		test<std::wostringstream>();
		#endif

return 0;		return 0;
}		}