newline_test.cpp

C++的一个好库。。。现在很流行

        BOOST_CHECK_MESSAGE(
            false, "failed checking for dos line endings"
        );
    }
    in.pop(); // pop source.
    checker = BOOST_IOSTREAMS_COMPONENT(in, 0, io::newline_checker);
    BOOST_CHECK(!checker->is_posix());
    BOOST_CHECK(checker->is_dos());
    BOOST_CHECK(!checker->is_mac());
    BOOST_CHECK(!checker->is_mixed());
    BOOST_CHECK(checker->has_final_newline());
    in.pop(); // pop checker.

        // Verify properties of ::mac.

    in.push(io::newline_checker(io::newline::mac));
    in.push(string_source(::mac));
    BOOST_CHECK_NO_THROW(io::copy(in, io::null_sink()));
    in.pop(); // pop source.
    checker = BOOST_IOSTREAMS_COMPONENT(in, 0, io::newline_checker);
    BOOST_CHECK(!checker->is_posix());
    BOOST_CHECK(!checker->is_dos());
    BOOST_CHECK(checker->is_mac());
    BOOST_CHECK(!checker->is_mixed());
    BOOST_CHECK(checker->has_final_newline());
    in.pop(); // pop checker.

        // Verify properties of no_final_newline.

    in.push(io::newline_checker(io::newline::posix));
    in.push(string_source(::no_final_newline));
    BOOST_CHECK_NO_THROW(io::copy(in, io::null_sink()));
    in.pop(); // pop source.
    checker = BOOST_IOSTREAMS_COMPONENT(in, 0, io::newline_checker);
    BOOST_CHECK(checker->is_posix());
    BOOST_CHECK(!checker->is_dos());
    BOOST_CHECK(!checker->is_mac());
    BOOST_CHECK(!checker->is_mixed());
    BOOST_CHECK(!checker->has_final_newline());
    in.pop(); // pop checker.

        // Verify properties of mixed.

    in.push(io::newline_checker());
    in.push(string_source(::mixed));
    BOOST_CHECK_NO_THROW(io::copy(in, io::null_sink()));
    in.pop(); // pop source.
    checker = BOOST_IOSTREAMS_COMPONENT(in, 0, io::newline_checker);
    BOOST_CHECK(!checker->is_posix());
    BOOST_CHECK(!checker->is_dos());
    BOOST_CHECK(!checker->is_mac());
    BOOST_CHECK(checker->is_mixed_posix());
    BOOST_CHECK(checker->is_mixed_dos());
    BOOST_CHECK(checker->is_mixed_mac());
    BOOST_CHECK(checker->is_mixed());
    BOOST_CHECK(checker->has_final_newline());
    in.pop(); // pop checker.

        // Verify exceptions when input does not satisfy target conditions.

    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::dos, ::posix, true),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::mac, ::posix, true),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::posix, ::dos, true),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::mac, ::dos, true),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::posix, ::mac, true),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::dos, ::mac, true),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::final_newline, ::no_final_newline, true),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::posix, ::mixed, true),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::dos, ::mixed, true),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::mac, ::mixed, true),
        io::newline_error
    )
}

void write_newline_checker()
{
    io::filtering_ostream out;
    io::newline_checker* checker = 0;

        // Verify properties of ::posix.

    out.push(io::newline_checker(io::newline::posix));
    out.push(io::null_sink());
    BOOST_CHECK_NO_THROW(io::copy(string_source(::posix), out))
    out.pop(); // pop source.
    checker = BOOST_IOSTREAMS_COMPONENT(out, 0, io::newline_checker);
    BOOST_CHECK(checker->is_posix());
    BOOST_CHECK(!checker->is_dos());
    BOOST_CHECK(!checker->is_mac());
    BOOST_CHECK(!checker->is_mixed());
    BOOST_CHECK(checker->has_final_newline());
    out.pop(); // pop checker.

        // Verify properties of ::dos.

    out.push(io::newline_checker(io::newline::dos));
    out.push(io::null_sink());
    BOOST_CHECK_NO_THROW(io::copy(string_source(::dos), out))
    out.pop(); // pop source.
    checker = BOOST_IOSTREAMS_COMPONENT(out, 0, io::newline_checker);
    BOOST_CHECK(!checker->is_posix());
    BOOST_CHECK(checker->is_dos());
    BOOST_CHECK(!checker->is_mac());
    BOOST_CHECK(!checker->is_mixed());
    BOOST_CHECK(checker->has_final_newline());
    out.pop(); // pop checker.

        // Verify properties of ::mac.

    out.push(io::newline_checker(io::newline::mac));
    out.push(io::null_sink());
    BOOST_CHECK_NO_THROW(io::copy(string_source(::mac), out))
    out.pop(); // pop source.
    checker = BOOST_IOSTREAMS_COMPONENT(out, 0, io::newline_checker);
    BOOST_CHECK(!checker->is_posix());
    BOOST_CHECK(!checker->is_dos());
    BOOST_CHECK(checker->is_mac());
    BOOST_CHECK(!checker->is_mixed());
    BOOST_CHECK(checker->has_final_newline());
    out.pop(); // pop checker.

        // Verify properties of no_final_newline.

    out.push(io::newline_checker(io::newline::posix));
    out.push(io::null_sink());
    BOOST_CHECK_NO_THROW(io::copy(string_source(::no_final_newline), out))
    out.pop(); // pop source.
    checker = BOOST_IOSTREAMS_COMPONENT(out, 0, io::newline_checker);
    BOOST_CHECK(checker->is_posix());
    BOOST_CHECK(!checker->is_dos());
    BOOST_CHECK(!checker->is_mac());
    BOOST_CHECK(!checker->is_mixed());
    BOOST_CHECK(!checker->has_final_newline());
    out.pop(); // pop checker.

        // Verify properties of mixed.

    out.push(io::newline_checker());
    out.push(io::null_sink());
    BOOST_CHECK_NO_THROW(io::copy(string_source(::mixed), out))
    out.pop(); // pop source.
    checker = BOOST_IOSTREAMS_COMPONENT(out, 0, io::newline_checker);
    BOOST_CHECK(!checker->is_posix());
    BOOST_CHECK(!checker->is_dos());
    BOOST_CHECK(!checker->is_mac());
    BOOST_CHECK(checker->is_mixed_posix());
    BOOST_CHECK(checker->is_mixed_dos());
    BOOST_CHECK(checker->is_mixed_mac());
    BOOST_CHECK(checker->is_mixed());
    BOOST_CHECK(checker->has_final_newline());
    out.pop(); // pop checker.

        // Verify exceptions when input does not satisfy target conditions.

    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::dos, ::posix, false),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::mac, ::posix, false),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::posix, ::dos, false),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::mac, ::dos, false),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::posix, ::mac, false),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::dos, ::mac, false),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::final_newline, ::no_final_newline, false),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::posix, ::mixed, false),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::dos, ::mixed, false),
        io::newline_error
    )
    BOOST_CHECK_THROW(
        test_input_against_flags(io::newline::mac, ::mixed, false),
        io::newline_error
    )
}

test_suite* init_unit_test_suite(int, char* [])
{
    test_suite* test = BOOST_TEST_SUITE("newline_filter test");
    test->add(BOOST_TEST_CASE(&read_newline_filter));
    test->add(BOOST_TEST_CASE(&write_newline_filter));
    test->add(BOOST_TEST_CASE(&read_newline_checker));
    test->add(BOOST_TEST_CASE(&write_newline_checker));
    return test;
}