| // (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/compose.hpp> |
| #include <boost/iostreams/device/file.hpp> |
| #include <boost/iostreams/filtering_stream.hpp> |
| #include <boost/test/test_tools.hpp> |
| #include <boost/test/unit_test.hpp> |
| #include "detail/closable.hpp" |
| #include "detail/operation_sequence.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 std; |
| using namespace boost::iostreams; |
| using namespace boost::iostreams::test; |
| using boost::unit_test::test_suite; |
| namespace io = boost::iostreams; |
| |
| void read_composite() |
| { |
| test_file src1, src2; |
| filtering_istream first, second; |
| |
| // Test composite device |
| first.push(toupper_filter()); |
| first.push(padding_filter('a')); |
| first.push(file_source(src1.name(), in_mode)); |
| second.push( compose( toupper_filter(), |
| compose( padding_filter('a'), |
| file_source(src1.name(), in_mode) ) ) ); |
| BOOST_CHECK_MESSAGE( |
| compare_streams_in_chunks(first, second), |
| "failed reading from a stdio_filter" |
| ); |
| |
| // Test composite filter |
| first.reset(); |
| second.reset(); |
| first.push(toupper_filter()); |
| first.push(padding_filter('a')); |
| first.push(file_source(src1.name(), in_mode)); |
| second.push( compose( compose( toupper_filter(), |
| padding_filter('a') ), |
| file_source(src1.name(), in_mode) ) ); |
| BOOST_CHECK_MESSAGE( |
| compare_streams_in_chunks(first, second), |
| "failed reading from a stdio_filter" |
| ); |
| } |
| |
| void write_composite() |
| { |
| temp_file dest1, dest2; |
| filtering_ostream out1, out2; |
| |
| // Test composite device |
| out1.push(tolower_filter()); |
| out1.push(padding_filter('a')); |
| out1.push(file_sink(dest1.name(), in_mode)); |
| out2.push( compose( tolower_filter(), |
| compose( padding_filter('a'), |
| 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 composite filter |
| out1.push(tolower_filter()); |
| out1.push(padding_filter('a')); |
| out1.push(file_sink(dest1.name(), in_mode)); |
| out2.push( compose( compose( tolower_filter(), |
| padding_filter('a') ), |
| 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" |
| ); |
| } |
| } |
| |
| void close_composite_device() |
| { |
| // Compose an input filter with a source |
| { |
| operation_sequence seq; |
| chain<input> ch; |
| ch.push( |
| io::compose( |
| closable_filter<input>(seq.new_operation(2)), |
| closable_device<input>(seq.new_operation(1)) |
| ) |
| ); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose a bidirectional filter with a source |
| { |
| operation_sequence seq; |
| chain<input> ch; |
| ch.push( |
| io::compose( |
| closable_filter<bidirectional>( |
| seq.new_operation(2), |
| seq.new_operation(3) |
| ), |
| closable_device<input>(seq.new_operation(1)) |
| ) |
| ); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose a seekable filter with a source |
| { |
| operation_sequence seq; |
| chain<input> ch; |
| ch.push( |
| io::compose( |
| closable_filter<seekable>(seq.new_operation(2)), |
| closable_device<input>(seq.new_operation(1)) |
| ) |
| ); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose a dual-use filter with a source |
| { |
| operation_sequence seq; |
| chain<input> ch; |
| operation dummy; |
| ch.push( |
| io::compose( |
| closable_filter<dual_use>( |
| seq.new_operation(2), |
| dummy |
| ), |
| closable_device<input>(seq.new_operation(1)) |
| ) |
| ); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose an output filter with a sink |
| { |
| operation_sequence seq; |
| chain<output> ch; |
| ch.push( |
| io::compose( |
| closable_filter<output>(seq.new_operation(1)), |
| closable_device<output>(seq.new_operation(2)) |
| ) |
| ); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose a bidirectional filter with a sink |
| { |
| operation_sequence seq; |
| chain<output> ch; |
| ch.push( |
| io::compose( |
| closable_filter<bidirectional>( |
| seq.new_operation(1), |
| seq.new_operation(2) |
| ), |
| closable_device<output>(seq.new_operation(3)) |
| ) |
| ); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose a seekable filter with a sink |
| { |
| operation_sequence seq; |
| chain<output> ch; |
| ch.push( |
| io::compose( |
| closable_filter<seekable>(seq.new_operation(1)), |
| closable_device<output>(seq.new_operation(2)) |
| ) |
| ); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose a dual-use filter with a sink |
| { |
| operation_sequence seq; |
| chain<output> ch; |
| operation dummy; |
| ch.push( |
| io::compose( |
| closable_filter<dual_use>( |
| dummy, |
| seq.new_operation(1) |
| ), |
| closable_device<output>(seq.new_operation(2)) |
| ) |
| ); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose a bidirectional filter with a bidirectional device |
| { |
| operation_sequence seq; |
| chain<bidirectional> ch; |
| ch.push( |
| io::compose( |
| closable_filter<bidirectional>( |
| seq.new_operation(2), |
| seq.new_operation(3) |
| ), |
| closable_device<bidirectional>( |
| seq.new_operation(1), |
| seq.new_operation(4) |
| ) |
| ) |
| ); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose a seekable filter with a seekable device |
| { |
| operation_sequence seq; |
| chain<seekable> ch; |
| ch.push( |
| io::compose( |
| closable_filter<seekable>(seq.new_operation(1)), |
| closable_device<seekable>(seq.new_operation(2)) |
| ) |
| ); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| } |
| |
| void close_composite_filter() |
| { |
| // Compose two input filters |
| { |
| operation_sequence seq; |
| chain<input> ch; |
| ch.push( |
| io::compose( |
| closable_filter<input>(seq.new_operation(3)), |
| closable_filter<input>(seq.new_operation(2)) |
| ) |
| ); |
| ch.push(closable_device<input>(seq.new_operation(1))); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose a bidirectional filter with an input filter |
| { |
| operation_sequence seq; |
| chain<input> ch; |
| ch.push( |
| io::compose( |
| closable_filter<bidirectional>( |
| seq.new_operation(3), |
| seq.new_operation(4) |
| ), |
| closable_filter<input>(seq.new_operation(2)) |
| ) |
| ); |
| ch.push(closable_device<input>(seq.new_operation(1))); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_MESSAGE(seq.is_success(), seq.message()); |
| } |
| |
| // Compose a seekable filter with an input filter |
| { |
| operation_sequence seq; |
| chain<input> ch; |
| ch.push( |
| io::compose( |
| closable_filter<seekable>(seq.new_operation(3)), |
| closable_filter<input>(seq.new_operation(2)) |
| ) |
| ); |
| ch.push(closable_device<input>(seq.new_operation(1))); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose a dual-use filter with an input filter |
| { |
| operation_sequence seq; |
| chain<input> ch; |
| operation dummy; |
| ch.push( |
| io::compose( |
| closable_filter<dual_use>( |
| seq.new_operation(3), |
| dummy |
| ), |
| closable_filter<input>(seq.new_operation(2)) |
| ) |
| ); |
| ch.push(closable_device<input>(seq.new_operation(1))); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose two output filters |
| { |
| operation_sequence seq; |
| chain<output> ch; |
| ch.push( |
| io::compose( |
| closable_filter<output>(seq.new_operation(1)), |
| closable_filter<output>(seq.new_operation(2)) |
| ) |
| ); |
| ch.push(closable_device<output>(seq.new_operation(3))); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose a bidirectional filter with an output filter |
| { |
| operation_sequence seq; |
| chain<output> ch; |
| ch.push( |
| io::compose( |
| closable_filter<bidirectional>( |
| seq.new_operation(1), |
| seq.new_operation(2) |
| ), |
| closable_filter<output>(seq.new_operation(3)) |
| ) |
| ); |
| ch.push(closable_device<output>(seq.new_operation(4))); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose a seekable filter with an output filter |
| { |
| operation_sequence seq; |
| chain<output> ch; |
| ch.push( |
| io::compose( |
| closable_filter<seekable>(seq.new_operation(1)), |
| closable_filter<output>(seq.new_operation(2)) |
| ) |
| ); |
| ch.push(closable_device<output>(seq.new_operation(3))); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose a dual-use filter with an output filter |
| { |
| operation_sequence seq; |
| chain<output> ch; |
| operation dummy; |
| ch.push( |
| io::compose( |
| closable_filter<dual_use>( |
| dummy, |
| seq.new_operation(1) |
| ), |
| closable_filter<output>(seq.new_operation(2)) |
| ) |
| ); |
| ch.push(closable_device<output>(seq.new_operation(3))); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose two bidirectional filters |
| { |
| operation_sequence seq; |
| chain<bidirectional> ch; |
| ch.push( |
| io::compose( |
| closable_filter<bidirectional>( |
| seq.new_operation(3), |
| seq.new_operation(4) |
| ), |
| closable_filter<bidirectional>( |
| seq.new_operation(2), |
| seq.new_operation(5) |
| ) |
| ) |
| ); |
| ch.push( |
| closable_device<bidirectional>( |
| seq.new_operation(1), |
| seq.new_operation(6) |
| ) |
| ); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose two seekable filters |
| { |
| operation_sequence seq; |
| chain<seekable> ch; |
| ch.push( |
| io::compose( |
| closable_filter<seekable>(seq.new_operation(1)), |
| closable_filter<seekable>(seq.new_operation(2)) |
| ) |
| ); |
| ch.push(closable_device<seekable>(seq.new_operation(3))); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose two dual-use filters for input |
| { |
| operation_sequence seq; |
| chain<input> ch; |
| operation dummy; |
| ch.push( |
| io::compose( |
| closable_filter<dual_use>( |
| seq.new_operation(3), |
| dummy |
| ), |
| closable_filter<dual_use>( |
| seq.new_operation(2), |
| dummy |
| ) |
| ) |
| ); |
| ch.push(closable_device<input>(seq.new_operation(1))); |
| BOOST_CHECK_NO_THROW(ch.reset()); |
| BOOST_CHECK_OPERATION_SEQUENCE(seq); |
| } |
| |
| // Compose two dual-use filters for output |
| { |
| operation_sequence seq; |
| chain<output> ch; |
| operation dummy; |
| ch.push( |
| io::compose( |
| closable_filter<dual_use>( |
| dummy, |
| seq.new_operation(1) |
| ), |
| closable_filter<dual_use>( |
| dummy, |
| seq.new_operation(2) |
| ) |
| ) |
| ); |
| ch.push(closable_device<output>(seq.new_operation(3))); |
| 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("line_filter test"); |
| test->add(BOOST_TEST_CASE(&read_composite)); |
| test->add(BOOST_TEST_CASE(&write_composite)); |
| test->add(BOOST_TEST_CASE(&close_composite_device)); |
| test->add(BOOST_TEST_CASE(&close_composite_filter)); |
| return test; |
| } |
| |
| #include <boost/iostreams/detail/config/enable_warnings.hpp> // BCC 5.x. |