b64f8b07c1
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
83 lines
3.2 KiB
C++
83 lines
3.2 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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// template<class charT, class traits, class Allocator>
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// basic_string<charT,traits,Allocator>
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// operator+(const basic_string<charT,traits,Allocator>& lhs, const charT* rhs);
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// template<class charT, class traits, class Allocator>
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// basic_string<charT,traits,Allocator>&&
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// operator+(basic_string<charT,traits,Allocator>&& lhs, const charT* rhs);
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#include <string>
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#include <cassert>
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template <class S>
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void
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test0(const S& lhs, const typename S::value_type* rhs, const S& x)
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{
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assert(lhs + rhs == x);
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}
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#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
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template <class S>
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void
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test1(S&& lhs, const typename S::value_type* rhs, const S& x)
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{
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assert(move(lhs) + rhs == x);
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}
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#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
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typedef std::string S;
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int main()
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{
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test0(S(""), "", S(""));
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test0(S(""), "12345", S("12345"));
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test0(S(""), "1234567890", S("1234567890"));
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test0(S(""), "12345678901234567890", S("12345678901234567890"));
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test0(S("abcde"), "", S("abcde"));
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test0(S("abcde"), "12345", S("abcde12345"));
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test0(S("abcde"), "1234567890", S("abcde1234567890"));
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test0(S("abcde"), "12345678901234567890", S("abcde12345678901234567890"));
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test0(S("abcdefghij"), "", S("abcdefghij"));
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test0(S("abcdefghij"), "12345", S("abcdefghij12345"));
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test0(S("abcdefghij"), "1234567890", S("abcdefghij1234567890"));
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test0(S("abcdefghij"), "12345678901234567890", S("abcdefghij12345678901234567890"));
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test0(S("abcdefghijklmnopqrst"), "", S("abcdefghijklmnopqrst"));
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test0(S("abcdefghijklmnopqrst"), "12345", S("abcdefghijklmnopqrst12345"));
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test0(S("abcdefghijklmnopqrst"), "1234567890", S("abcdefghijklmnopqrst1234567890"));
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test0(S("abcdefghijklmnopqrst"), "12345678901234567890", S("abcdefghijklmnopqrst12345678901234567890"));
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#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
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test1(S(""), "", S(""));
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test1(S(""), "12345", S("12345"));
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test1(S(""), "1234567890", S("1234567890"));
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test1(S(""), "12345678901234567890", S("12345678901234567890"));
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test1(S("abcde"), "", S("abcde"));
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test1(S("abcde"), "12345", S("abcde12345"));
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test1(S("abcde"), "1234567890", S("abcde1234567890"));
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test1(S("abcde"), "12345678901234567890", S("abcde12345678901234567890"));
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test1(S("abcdefghij"), "", S("abcdefghij"));
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test1(S("abcdefghij"), "12345", S("abcdefghij12345"));
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test1(S("abcdefghij"), "1234567890", S("abcdefghij1234567890"));
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test1(S("abcdefghij"), "12345678901234567890", S("abcdefghij12345678901234567890"));
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test1(S("abcdefghijklmnopqrst"), "", S("abcdefghijklmnopqrst"));
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test1(S("abcdefghijklmnopqrst"), "12345", S("abcdefghijklmnopqrst12345"));
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test1(S("abcdefghijklmnopqrst"), "1234567890", S("abcdefghijklmnopqrst1234567890"));
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test1(S("abcdefghijklmnopqrst"), "12345678901234567890", S("abcdefghijklmnopqrst12345678901234567890"));
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#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
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}
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