061d0cc4db
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@195785 91177308-0d34-0410-b5e6-96231b3b80d8
47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <string>
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// basic_string<charT,traits,Allocator>& operator+=(charT c);
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#include <string>
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#include <cassert>
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#include "min_allocator.h"
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template <class S>
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void
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test(S s, typename S::value_type str, S expected)
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{
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s += str;
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assert(s.__invariants());
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assert(s == expected);
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}
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int main()
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{
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{
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typedef std::string S;
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test(S(), 'a', S("a"));
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test(S("12345"), 'a', S("12345a"));
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test(S("1234567890"), 'a', S("1234567890a"));
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test(S("12345678901234567890"), 'a', S("12345678901234567890a"));
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}
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#if __cplusplus >= 201103L
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{
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typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
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test(S(), 'a', S("a"));
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test(S("12345"), 'a', S("12345a"));
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test(S("1234567890"), 'a', S("1234567890a"));
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test(S("12345678901234567890"), 'a', S("12345678901234567890a"));
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}
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#endif
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}
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