123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144 |
- // (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 <cctype>
- #include <boost/iostreams/device/file.hpp>
- #include <boost/iostreams/filter/stdio.hpp>
- #include <boost/iostreams/filtering_stream.hpp>
- #include <boost/test/test_tools.hpp>
- #include <boost/test/unit_test.hpp>
- #include "detail/filters.hpp"
- #include "detail/temp_file.hpp"
- #include "detail/verification.hpp"
- // Must come last.
- #include <boost/iostreams/detail/config/disable_warnings.hpp> // BCC 5.x.
- using namespace boost::iostreams;
- using boost::unit_test::test_suite;
- struct toupper_stdio_filter : stdio_filter {
- void do_filter()
- {
- int c;
- while ((c = std::cin.get()) != EOF)
- std::cout.put(std::toupper((unsigned char)c));
- }
- };
- struct tolower_stdio_filter : stdio_filter {
- void do_filter()
- {
- int c;
- while ((c = std::cin.get()) != EOF)
- std::cout.put(std::tolower((unsigned char)c));
- }
- };
- struct padding_stdio_filter : stdio_filter {
- padding_stdio_filter(char pad_char) : pad_char_(pad_char) { }
- void do_filter()
- {
- int c;
- while ((c = std::cin.get()) != EOF) {
- std::cout.put(c);
- std::cout.put(pad_char_);
- }
- }
- char pad_char_;
- };
- void read_stdio_filter()
- {
- using namespace boost::iostreams::test;
- test_file src1, src2;
- filtering_istream first, second;
- first.push(toupper_filter());
- first.push(padding_filter('a'));
- first.push(file_source(src1.name(), in_mode));
- second.push(toupper_stdio_filter());
- second.push(padding_stdio_filter('a'));
- second.push(file_source(src2.name(), in_mode));
- BOOST_CHECK_MESSAGE(
- compare_streams_in_chunks(first, second),
- "failed reading from a stdio_filter"
- );
- first.reset();
- first.push(padding_filter('a'));
- first.push(toupper_filter());
- first.push(file_source(src1.name(), in_mode));
- second.reset();
- second.push(padding_stdio_filter('a'));
- second.push(toupper_stdio_filter());
- second.push(file_source(src2.name(), in_mode));
- BOOST_CHECK_MESSAGE(
- compare_streams_in_chunks(first, second),
- "failed reading from a stdio_filter"
- );
- }
- void write_stdio_filter()
- {
- using namespace std;
- using namespace boost::iostreams::test;
- temp_file dest1, dest2;
- filtering_ostream out1, out2;
- out1.push(tolower_filter());
- out1.push(padding_filter('a'));
- out1.push(file_sink(dest1.name(), in_mode));
- out2.push(tolower_stdio_filter());
- out2.push(padding_stdio_filter('a'));
- out2.push(file_sink(dest2.name(), in_mode));
- write_data_in_chunks(out1);
- write_data_in_chunks(out2);
- out1.reset();
- out2.reset();
- {
- ifstream first(dest1.name().c_str());
- ifstream second(dest2.name().c_str());
- BOOST_CHECK_MESSAGE(
- compare_streams_in_chunks(first, second),
- "failed writing to a stdio_filter"
- );
- }
- out1.push(padding_filter('a'));
- out1.push(tolower_filter());
- out1.push(file_sink(dest1.name(), in_mode));
- out2.push(padding_stdio_filter('a'));
- out2.push(tolower_stdio_filter());
- out2.push(file_sink(dest2.name(), in_mode));
- write_data_in_chunks(out1);
- write_data_in_chunks(out2);
- out1.reset();
- out2.reset();
- {
- ifstream first(dest1.name().c_str());
- ifstream second(dest2.name().c_str());
- BOOST_CHECK_MESSAGE(
- compare_streams_in_chunks(first, second),
- "failed writing to a stdio_filter"
- );
- }
- }
- test_suite* init_unit_test_suite(int, char* [])
- {
- test_suite* test = BOOST_TEST_SUITE("line_filter test");
- test->add(BOOST_TEST_CASE(&read_stdio_filter));
- test->add(BOOST_TEST_CASE(&write_stdio_filter));
- return test;
- }
- #include <boost/iostreams/detail/config/enable_warnings.hpp> // BCC 5.x.
|