| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // UNSUPPORTED: c++03, c++11, c++14, c++17 |
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| 10 | |
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| 11 | // <sstream> |
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| 12 | |
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| 13 | // template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT>> |
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| 14 | // class basic_stringbuf |
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| 15 | |
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| 16 | // template <class SAlloc> |
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| 17 | // explicit basic_stringbuf(const basic_string<charT, traits, SAlloc>& s, |
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| 18 | // ios_base::openmode which = ios_base::in | ios_base::out); |
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| 19 | |
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| 20 | #include <sstream> |
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| 21 | #include <cassert> |
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| 22 | |
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| 23 | #include "make_string.h" |
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| 24 | #include "test_allocator.h" |
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| 25 | #include "test_macros.h" |
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| 26 | |
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| 27 | #define STR(S) MAKE_STRING(CharT, S) |
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| 28 | #define SV(S) MAKE_STRING_VIEW(CharT, S) |
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| 29 | |
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| 30 | template <class CharT> |
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| 31 | static void test() { |
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| 32 | const std::basic_string<CharT, std::char_traits<CharT>, test_allocator<CharT>> s(STR("testing" )); |
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| 33 | const std::basic_stringbuf<CharT> buf(s, std::ios_base::in); |
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| 34 | assert(buf.view() == SV("testing" )); |
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| 35 | } |
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| 36 | |
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| 37 | int main(int, char**) { |
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| 38 | test<char>(); |
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| 39 | #ifndef TEST_HAS_NO_WIDE_CHARACTERS |
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| 40 | test<wchar_t>(); |
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| 41 | #endif |
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| 42 | return 0; |
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| 43 | } |
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| 44 | |
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