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/*
*
* Copyright (c) 2004
* John Maddock
*
* Use, modification and distribution are subject to the
* Boost Software License, Version 1.0. (See accompanying file
* LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*
*/
/*
* LOCATION: see http://www.boost.org for most recent version.
* FILE captures_test.cpp
* VERSION see <boost/version.hpp>
* DESCRIPTION: Basic tests for additional captures information.
*/
#include <boost/regex.hpp>
#include <boost/detail/lightweight_main.hpp>
#include "../test_macros.hpp"
#include <boost/array.hpp>
#include <cstring>
#ifdef BOOST_HAS_ICU
#include <boost/regex/icu.hpp>
#endif
#define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))
template <int N>
int array_size(const char* (&p)[N])
{
for(int i = 0; i < N; ++i)
if(p[i] == 0)
return i;
return N;
}
std::wstring make_wstring(const char* p)
{
return std::wstring(p, p + std::strlen(p));
}
#ifdef __sgi
template <class T>
void test_captures(const std::string& regx, const std::string& text, const T& expected)
#else
template <class T>
void test_captures(const std::string& regx, const std::string& text, T& expected)
#endif
{
boost::regex e(regx);
boost::smatch what;
if(boost::regex_match(text, what, e, boost::match_extra))
{
unsigned i, j;
#ifndef __sgi
// strange type deduction causes this test to fail on SGI:
BOOST_CHECK(what.size() == ARRAY_SIZE(expected));
#endif
for(i = 0; i < what.size(); ++i)
{
BOOST_CHECK(what.captures(i).size() == array_size(expected[i]));
for(j = 0; j < what.captures(i).size(); ++j)
{
BOOST_CHECK(what.captures(i)[j] == expected[i][j]);
}
}
}
std::wstring wre(regx.begin(), regx.end());
std::wstring wtext(text.begin(), text.end());
boost::wregex we(wre);
boost::wsmatch wwhat;
if(boost::regex_match(wtext, wwhat, we, boost::match_extra))
{
unsigned i, j;
#ifndef __sgi
// strange type deduction causes this test to fail on SGI:
BOOST_CHECK(wwhat.size() == ARRAY_SIZE(expected));
#endif
for(i = 0; i < wwhat.size(); ++i)
{
BOOST_CHECK(wwhat.captures(i).size() == array_size(expected[i]));
for(j = 0; j < wwhat.captures(i).size(); ++j)
{
BOOST_CHECK(wwhat.captures(i)[j] == make_wstring(expected[i][j]));
}
}
}
#ifdef BOOST_HAS_ICU
boost::u32regex ure = boost::make_u32regex(regx);
what = boost::smatch();
if(boost::u32regex_match(text, what, ure, boost::match_extra))
{
unsigned i, j;
#ifndef __sgi
// strange type deduction causes this test to fail on SGI:
BOOST_CHECK(what.size() == ARRAY_SIZE(expected));
#endif
for(i = 0; i < what.size(); ++i)
{
BOOST_CHECK(what.captures(i).size() == array_size(expected[i]));
for(j = 0; j < what.captures(i).size(); ++j)
{
BOOST_CHECK(what.captures(i)[j] == expected[i][j]);
}
}
}
#endif
}
int cpp_main(int , char* [])
{
typedef const char* pchar;
pchar e1[4][5] =
{
{ "aBBcccDDDDDeeeeeeee", },
{ "a", "BB", "ccc", "DDDDD", "eeeeeeee", },
{ "a", "ccc", "eeeeeeee", },
{ "BB", "DDDDD", },
};
test_captures("(([[:lower:]]+)|([[:upper:]]+))+", "aBBcccDDDDDeeeeeeee", e1);
pchar e2[4][2] =
{
{ "abd" },
{ "b", "" },
{ "" },
};
test_captures("a(b+|((c)*))+d", "abd", e2);
pchar e3[3][1] =
{
{ "abcbar" },
{ "abc" },
};
test_captures("(.*)bar|(.*)bah", "abcbar", e3);
pchar e4[3][1] =
{
{ "abcbah" },
{ 0, },
{ "abc" },
};
test_captures("(.*)bar|(.*)bah", "abcbah", e4);
pchar e5[2][16] =
{
{ "now is the time for all good men to come to the aid of the party" },
{ "now", "is", "the", "time", "for", "all", "good", "men", "to", "come", "to", "the", "aid", "of", "the", "party" },
};
test_captures("^(?:(\\w+)|(?>\\W+))*$", "now is the time for all good men to come to the aid of the party", e5);
pchar e6[2][16] =
{
{ "now is the time for all good men to come to the aid of the party" },
{ "now", "is", "the", "time", "for", "all", "good", "men", "to", "come", "to", "the", "aid", "of", "the", "party" },
};
test_captures("^(?>(\\w+)\\W*)*$", "now is the time for all good men to come to the aid of the party", e6);
pchar e7[4][14] =
{
{ "now is the time for all good men to come to the aid of the party" },
{ "now" },
{ "is", "the", "time", "for", "all", "good", "men", "to", "come", "to", "the", "aid", "of", "the" },
{ "party" },
};
test_captures("^(\\w+)\\W+(?>(\\w+)\\W+)*(\\w+)$", "now is the time for all good men to come to the aid of the party", e7);
pchar e8[5][9] =
{
{ "now is the time for all good men to come to the aid of the party" } ,
{ "now" },
{ "is", "for", "men", "to", "of" },
{ "the", "time", "all", "good", "to", "come", "the", "aid", "the" },
{ "party" },
};
test_captures("^(\\w+)\\W+(?>(\\w+)\\W+(?:(\\w+)\\W+){0,2})*(\\w+)$", "now is the time for all good men to come to the aid of the party", e8);
return 0;
}
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