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Assign the iterator returned by std::copy back to Output, so that string algorithms will work with iterators other than inserters

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[SVN r62694]
This commit is contained in:
Steven Watanabe
2010-06-09 21:12:06 +00:00
parent 6289ed7f98
commit 46ed1bf987
4 changed files with 118 additions and 7 deletions
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105
string/test/find_format_test.cpp Normal file
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// Boost string_algo library find_format_test.cpp file ------------------//
// Copyright (c) 2009 Steven Watanabe
// Distributed under 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/find_format.hpp>
#include <boost/algorithm/string/finder.hpp>
#include <boost/algorithm/string/formatter.hpp>
// Include unit test framework
#include <boost/test/included/test_exec_monitor.hpp>
#include <boost/test/test_tools.hpp>
void find_format_test()
{
const std::string source = "$replace $replace";
std::string expected = "ok $replace";
std::string output(80, '\0');
std::string::iterator pos =
boost::find_format_copy(output.begin(),
source,
boost::first_finder("$replace"),
boost::const_formatter("ok"));
BOOST_CHECK(pos == output.begin() + expected.size());
output.erase(std::remove(output.begin(), output.end(), '\0'), output.end());
BOOST_CHECK_EQUAL(output, expected);
output = boost::find_format_copy(source, boost::first_finder("$replace"), boost::const_formatter("ok"));
BOOST_CHECK_EQUAL(output, expected);
// now try finding a string that doesn't exist
output.resize(80);
pos = boost::find_format_copy(output.begin(),
source,
boost::first_finder("$noreplace"),
boost::const_formatter("bad"));
BOOST_CHECK(pos == output.begin() + source.size());
output.erase(std::remove(output.begin(), output.end(), '\0'), output.end());
BOOST_CHECK_EQUAL(output, source);
output = boost::find_format_copy(source, boost::first_finder("$noreplace"), boost::const_formatter("bad"));
BOOST_CHECK_EQUAL(output, source);
// in place version
output = source;
boost::find_format(output, boost::first_finder("$replace"), boost::const_formatter("ok"));
BOOST_CHECK_EQUAL(output, expected);
output = source;
boost::find_format(output, boost::first_finder("$noreplace"), boost::const_formatter("bad"));
BOOST_CHECK_EQUAL(output, source);
}
void find_format_all_test()
{
const std::string source = "$replace $replace";
std::string expected = "ok ok";
std::string output(80, '\0');
std::string::iterator pos =
boost::find_format_all_copy(output.begin(),
source,
boost::first_finder("$replace"),
boost::const_formatter("ok"));
BOOST_CHECK(pos == output.begin() + expected.size());
output.erase(std::remove(output.begin(), output.end(), '\0'), output.end());
BOOST_CHECK_EQUAL(output, expected);
output = boost::find_format_all_copy(source, boost::first_finder("$replace"), boost::const_formatter("ok"));
BOOST_CHECK_EQUAL(output, expected);
// now try finding a string that doesn't exist
output.resize(80);
pos = boost::find_format_all_copy(output.begin(),
source,
boost::first_finder("$noreplace"),
boost::const_formatter("bad"));
BOOST_CHECK(pos == output.begin() + source.size());
output.erase(std::remove(output.begin(), output.end(), '\0'), output.end());
BOOST_CHECK_EQUAL(output, source);
output = boost::find_format_all_copy(source, boost::first_finder("$noreplace"), boost::const_formatter("bad"));
BOOST_CHECK_EQUAL(output, source);
// in place version
output = source;
boost::find_format_all(output, boost::first_finder("$replace"), boost::const_formatter("ok"));
BOOST_CHECK_EQUAL(output, expected);
output = source;
boost::find_format_all(output, boost::first_finder("$noreplace"), boost::const_formatter("bad"));
BOOST_CHECK_EQUAL(output, source);
}
int test_main( int, char*[] )
{
find_format_test();
find_format_all_test();
return 0;
}