cxx/test/strings/char.traits/char.traits.specializations/char.traits.specializations.char32_t/length.pass.cpp

29 lines
842 B
C++
Raw Normal View History

//===----------------------------------------------------------------------===//
//
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// template<> struct char_traits<char32_t>
// static size_t length(const char_type* s);
#include <string>
#include <cassert>
int main()
{
#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS
assert(std::char_traits<char32_t>::length(U"") == 0);
assert(std::char_traits<char32_t>::length(U"a") == 1);
assert(std::char_traits<char32_t>::length(U"aa") == 2);
assert(std::char_traits<char32_t>::length(U"aaa") == 3);
assert(std::char_traits<char32_t>::length(U"aaaa") == 4);
#endif
}