cxx/test/strings/basic.string/string.nonmembers/string_op+/string_char.pass.cpp

59 lines
1.5 KiB
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// template<class charT, class traits, class Allocator>
// basic_string<charT,traits,Allocator>
// operator+(const basic_string<charT,traits,Allocator>& lhs, charT rhs);
// template<class charT, class traits, class Allocator>
// basic_string<charT,traits,Allocator>&&
// operator+(basic_string<charT,traits,Allocator>&& lhs, charT rhs);
#include <string>
#include <cassert>
template <class S>
void
test0(const S& lhs, typename S::value_type rhs, const S& x)
{
assert(lhs + rhs == x);
}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class S>
void
test1(S&& lhs, typename S::value_type rhs, const S& x)
{
assert(move(lhs) + rhs == x);
}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
typedef std::string S;
int main()
{
test0(S(""), '1', S("1"));
test0(S("abcde"), '1', S("abcde1"));
test0(S("abcdefghij"), '1', S("abcdefghij1"));
test0(S("abcdefghijklmnopqrst"), '1', S("abcdefghijklmnopqrst1"));
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
test1(S(""), '1', S("1"));
test1(S("abcde"), '1', S("abcde1"));
test1(S("abcdefghij"), '1', S("abcdefghij1"));
test1(S("abcdefghijklmnopqrst"), '1', S("abcdefghijklmnopqrst1"));
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
}