119 lines
4.4 KiB
C++
119 lines
4.4 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// NetBSD does not support LC_COLLATE at the moment
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// XFAIL: netbsd
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// REQUIRES: locale.cs_CZ.ISO8859-2
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// <regex>
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// template <class BidirectionalIterator, class Allocator, class charT, class traits>
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// bool
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// regex_search(BidirectionalIterator first, BidirectionalIterator last,
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// match_results<BidirectionalIterator, Allocator>& m,
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// const basic_regex<charT, traits>& e,
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// regex_constants::match_flag_type flags = regex_constants::match_default);
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// TODO: investigation needed
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// XFAIL: linux-gnu, freebsd
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#include <regex>
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#include <cassert>
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#include "test_macros.h"
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#include "test_iterators.h"
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#include "platform_support.h" // locale name macros
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int main(int, char**)
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{
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std::locale::global(std::locale(LOCALE_cs_CZ_ISO8859_2));
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{
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std::cmatch m;
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const char s[] = "m";
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assert(std::regex_search(s, m, std::regex("[a[=M=]z]",
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std::regex_constants::basic)));
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assert(m.size() == 1);
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assert(!m.prefix().matched);
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assert(m.prefix().first == s);
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assert(m.prefix().second == m[0].first);
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assert(!m.suffix().matched);
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assert(m.suffix().first == m[0].second);
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assert(m.suffix().second == m[0].second);
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assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
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assert(m.position(0) == 0);
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assert(m.str(0) == s);
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}
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{
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std::cmatch m;
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const char s[] = "Ch";
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assert(std::regex_search(s, m, std::regex("[a[.ch.]z]",
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std::regex_constants::basic | std::regex_constants::icase)));
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assert(m.size() == 1);
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assert(!m.prefix().matched);
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assert(m.prefix().first == s);
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assert(m.prefix().second == m[0].first);
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assert(!m.suffix().matched);
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assert(m.suffix().first == m[0].second);
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assert(m.suffix().second == m[0].second);
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assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
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assert(m.position(0) == 0);
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assert(m.str(0) == s);
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}
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std::locale::global(std::locale("C"));
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{
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std::cmatch m;
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const char s[] = "m";
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assert(!std::regex_search(s, m, std::regex("[a[=M=]z]",
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std::regex_constants::basic)));
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assert(m.size() == 0);
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}
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std::locale::global(std::locale(LOCALE_cs_CZ_ISO8859_2));
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{
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std::wcmatch m;
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const wchar_t s[] = L"m";
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assert(std::regex_search(s, m, std::wregex(L"[a[=M=]z]",
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std::regex_constants::basic)));
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assert(m.size() == 1);
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assert(!m.prefix().matched);
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assert(m.prefix().first == s);
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assert(m.prefix().second == m[0].first);
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assert(!m.suffix().matched);
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assert(m.suffix().first == m[0].second);
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assert(m.suffix().second == m[0].second);
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assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
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assert(m.position(0) == 0);
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assert(m.str(0) == s);
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}
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{
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std::wcmatch m;
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const wchar_t s[] = L"Ch";
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assert(std::regex_search(s, m, std::wregex(L"[a[.ch.]z]",
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std::regex_constants::basic | std::regex_constants::icase)));
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assert(m.size() == 1);
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assert(!m.prefix().matched);
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assert(m.prefix().first == s);
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assert(m.prefix().second == m[0].first);
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assert(!m.suffix().matched);
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assert(m.suffix().first == m[0].second);
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assert(m.suffix().second == m[0].second);
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assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
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assert(m.position(0) == 0);
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assert(m.str(0) == s);
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}
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std::locale::global(std::locale("C"));
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{
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std::wcmatch m;
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const wchar_t s[] = L"m";
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assert(!std::regex_search(s, m, std::wregex(L"[a[=M=]z]",
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std::regex_constants::basic)));
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assert(m.size() == 0);
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}
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return 0;
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}
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