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// Boost string_algo library substr_test.cpp file ------------------//
// Copyright Pavol Droba 2002-2003. Use, modification and
// distribution is 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)
// See http://www.boost.org for updates, documentation, and revision history.
#include <boost/algorithm/string/regex.hpp>
#include <boost/algorithm/string/join.hpp>
#include <boost/algorithm/string/sequence_traits.hpp>
// equals predicate is used for result comparison
#include <boost/algorithm/string/predicate.hpp>
// Include unit test framework
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <string>
#include <vector>
#include <iostream>
#include <boost/regex.hpp>
#include <boost/test/test_tools.hpp>
using namespace std;
using namespace boost;
static void find_test()
{
string str1("123a1cxxxa23cXXXa456c321");
const char* pch1="123a1cxxxa23cXXXa456c321";
regex rx("a[0-9]+c");
vector<int> vec1( str1.begin(), str1.end() );
vector<string> tokens;
// find results
iterator_range<string::iterator> nc_result;
iterator_range<string::const_iterator> cv_result;
iterator_range<vector<int>::iterator> nc_vresult;
iterator_range<vector<int>::const_iterator> cv_vresult;
iterator_range<const char*> ch_result;
// basic tests
nc_result=find_regex( str1, rx );
BOOST_CHECK(
( (nc_result.begin()-str1.begin()) == 3) &&
( (nc_result.end()-str1.begin()) == 6) );
cv_result=find_regex( str1, rx );
BOOST_CHECK(
( (cv_result.begin()-str1.begin()) == 3) &&
( (cv_result.end()-str1.begin()) == 6) );
ch_result=find_regex( pch1, rx );
BOOST_CHECK(( (ch_result.begin() - pch1 ) == 3) && ( (ch_result.end() - pch1 ) == 6 ) );
// multi-type comparison test
nc_vresult=find_regex( vec1, rx );
BOOST_CHECK(
( (nc_result.begin()-str1.begin()) == 3) &&
( (nc_result.end()-str1.begin()) == 6) );
cv_vresult=find_regex( vec1, rx );
BOOST_CHECK(
( (cv_result.begin()-str1.begin()) == 3) &&
( (cv_result.end()-str1.begin()) == 6) );
// find_all_regex test
find_all_regex( tokens, str1, rx );
BOOST_REQUIRE( tokens.size()==3 );
BOOST_CHECK( tokens[0]==string("a1c") );
BOOST_CHECK( tokens[1]==string("a23c") );
BOOST_CHECK( tokens[2]==string("a456c") );
// split_regex test
split_regex( tokens, str1, rx );
BOOST_REQUIRE( tokens.size()==4 );
BOOST_CHECK( tokens[0]==string("123") );
BOOST_CHECK( tokens[1]==string("xxx") );
BOOST_CHECK( tokens[2]==string("XXX") );
BOOST_CHECK( tokens[3]==string("321") );
}
static void join_test()
{
// Prepare inputs
vector<string> tokens1;
tokens1.push_back("xx");
tokens1.push_back("abc");
tokens1.push_back("xx");
#ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
BOOST_CHECK( equals(join_if(tokens1, "-", regex("x+")), "xx-xx") );
BOOST_CHECK( equals(join_if(tokens1, "-", regex("[abc]+")), "abc") );
#else
BOOST_CHECK( equals(join_if_regex(tokens1, "-", regex("x+")), "xx-xx") );
BOOST_CHECK( equals(join_if_regex(tokens1, "-", regex("[abc]+")), "abc") );
#endif
}
static void replace_test()
{
string str1("123a1cxxxa23cXXXa456c321");
regex rx1("a([0-9]+)c");
regex rx2("([xX]+)");
regex rx3("_[^_]*_");
string fmt1("_A$1C_");
string fmt2("_xXx_");
vector<int> vec1( str1.begin(), str1.end() );
// immutable tests
// basic tests
BOOST_CHECK( replace_regex_copy( str1, rx1, fmt1 )==string("123_A1C_xxxa23cXXXa456c321") );
BOOST_CHECK( replace_all_regex_copy( str1, rx1, fmt1 )==string("123_A1C_xxx_A23C_XXX_A456C_321") );
BOOST_CHECK( erase_regex_copy( str1, rx1 )==string("123xxxa23cXXXa456c321") );
BOOST_CHECK( erase_all_regex_copy( str1, rx1 )==string(string("123xxxXXX321")) );
// output iterator variants test
string strout;
replace_regex_copy( back_inserter(strout), str1, rx1, fmt1 );
BOOST_CHECK( strout==string("123_A1C_xxxa23cXXXa456c321") );
strout.clear();
replace_all_regex_copy( back_inserter(strout), str1, rx1, fmt1 );
BOOST_CHECK( strout==string("123_A1C_xxx_A23C_XXX_A456C_321") );
strout.clear();
erase_regex_copy( back_inserter(strout), str1, rx1 );
BOOST_CHECK( strout==string("123xxxa23cXXXa456c321") );
strout.clear();
erase_all_regex_copy( back_inserter(strout), str1, rx1 );
BOOST_CHECK( strout==string("123xxxXXX321") );
strout.clear();
// in-place test
replace_regex( str1, rx1, fmt2 );
BOOST_CHECK( str1==string("123_xXx_xxxa23cXXXa456c321") );
replace_all_regex( str1, rx2, fmt1 );
BOOST_CHECK( str1==string("123__AxXxC___AxxxC_a23c_AXXXC_a456c321") );
erase_regex( str1, rx3 );
BOOST_CHECK( str1==string("123AxXxC___AxxxC_a23c_AXXXC_a456c321") );
erase_all_regex( str1, rx3 );
BOOST_CHECK( str1==string("123AxXxCa23ca456c321") );
}
BOOST_AUTO_TEST_CASE( test_main )
{
find_test();
join_test();
replace_test();
}
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