45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++03, c++11, c++14, c++17
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// <sstream>
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// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT>>
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// class basic_stringbuf
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// template <class SAlloc>
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// basic_stringbuf(const basic_string<charT, traits, SAlloc>& s, ios_base::openmode which, const Allocator& a);
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#include <sstream>
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#include <cassert>
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#include "make_string.h"
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#include "test_allocator.h"
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#include "test_macros.h"
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#define STR(S) MAKE_STRING(CharT, S)
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#define SV(S) MAKE_STRING_VIEW(CharT, S)
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template <class CharT>
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static void test() {
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const std::basic_string<CharT> s(STR("testing"));
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const test_allocator<CharT> a(2);
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const std::basic_stringbuf<CharT, std::char_traits<CharT>, test_allocator<CharT>> buf(s, std::ios_base::in, a);
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assert(buf.get_allocator() == a);
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assert(buf.view() == SV("testing"));
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}
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int main(int, char**) {
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test<char>();
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#ifndef TEST_HAS_NO_WIDE_CHARACTERS
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test<wchar_t>();
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#endif
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return 0;
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}
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