iostreams/test/invert_test.cpp
2017-09-16 07:15:09 -04:00

71 lines
2.2 KiB
C++

// (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com)
// (C) Copyright 2004-2007 Jonathan Turkanis
// 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/libs/iostreams for documentation.
#include <boost/iostreams/device/file.hpp>
#include <boost/iostreams/filter/test.hpp>
#include <boost/iostreams/invert.hpp>
#include <boost/test/test_tools.hpp>
#include <boost/test/unit_test.hpp>
#include "detail/closable.hpp"
#include "detail/filters.hpp"
#include "detail/operation_sequence.hpp"
#include "detail/temp_file.hpp"
using namespace boost::iostreams;
using namespace boost::iostreams::test;
using boost::unit_test::test_suite;
namespace io = boost::iostreams;
void read_write_test()
{
test_file test;
lowercase_file lower;
uppercase_file upper;
BOOST_CHECK( test_input_filter(
invert(tolower_filter()),
file_source(test.name(), in_mode),
file_source(lower.name(), in_mode) ) );
BOOST_CHECK( test_output_filter(
invert(toupper_filter()),
file_source(test.name(), in_mode),
file_source(upper.name(), in_mode) ) );
}
void close_test()
{
// Invert an output filter
{
operation_sequence seq;
chain<input> ch;
ch.push(io::invert(closable_filter<output>(seq.new_operation(2))));
ch.push(closable_device<input>(seq.new_operation(1)));
BOOST_CHECK_NO_THROW(ch.reset());
BOOST_CHECK_OPERATION_SEQUENCE(seq);
}
// Invert an input filter
{
operation_sequence seq;
chain<output> ch;
ch.push(io::invert(closable_filter<input>(seq.new_operation(1))));
ch.push(closable_device<output>(seq.new_operation(2)));
BOOST_CHECK_NO_THROW(ch.reset());
BOOST_CHECK_OPERATION_SEQUENCE(seq);
}
}
test_suite* init_unit_test_suite(int, char* [])
{
test_suite* test = BOOST_TEST_SUITE("reverse test");
test->add(BOOST_TEST_CASE(&read_write_test));
test->add(BOOST_TEST_CASE(&close_test));
return test;
}