llvm-project/libcxx/test/std/re/re.traits/transform.pass.cpp

51 lines
1.5 KiB
C++

// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// NetBSD does not support LC_COLLATE at the moment
// XFAIL: netbsd
// REQUIRES: locale.cs_CZ.ISO8859-2
// <regex>
// template <class charT> struct regex_traits;
// template <class ForwardIterator>
// string_type transform(ForwardIterator first, ForwardIterator last) const;
#include <regex>
#include <cassert>
#include "test_macros.h"
#include "test_iterators.h"
#include "platform_support.h" // locale name macros
int main(int, char**)
{
{
std::regex_traits<char> t;
const char a[] = "a";
const char B[] = "B";
typedef forward_iterator<const char*> F;
assert(t.transform(F(a), F(a+1)) > t.transform(F(B), F(B+1)));
t.imbue(std::locale(LOCALE_cs_CZ_ISO8859_2));
assert(t.transform(F(a), F(a+1)) < t.transform(F(B), F(B+1)));
}
{
std::regex_traits<wchar_t> t;
const wchar_t a[] = L"a";
const wchar_t B[] = L"B";
typedef forward_iterator<const wchar_t*> F;
assert(t.transform(F(a), F(a+1)) > t.transform(F(B), F(B+1)));
t.imbue(std::locale(LOCALE_cs_CZ_ISO8859_2));
assert(t.transform(F(a), F(a+1)) < t.transform(F(B), F(B+1)));
}
return 0;
}