123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105 |
- // ------------------------------------------------------------------------------
- // format_test_exceptions.cpp : exception handling
- // ------------------------------------------------------------------------------
- // Copyright 2017 James E. King, III - Use, modification, and distribution are
- // subject to 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/format for library home page
- // ------------------------------------------------------------------------------
- #include <boost/algorithm/string.hpp>
- #include <boost/detail/lightweight_test.hpp>
- #include <boost/format.hpp>
- #include <iomanip>
- #include <iostream>
- #define CHECK_INVALID_0(FMT, EX) { BOOST_TEST_THROWS((boost::format(FMT)).str(), EX); \
- boost::format safe; safe.exceptions(boost::io::no_error_bits); safe.parse(FMT); (safe).str(); }
- #define CHECK_INVALID_1(FMT, _1, EX) { BOOST_TEST_THROWS((boost::format(FMT) % _1).str(), EX); \
- boost::format safe; safe.exceptions(boost::io::no_error_bits); safe.parse(FMT); (safe % _1).str(); }
- #define CHECK_INVALID_2(FMT, _1, _2, EX) { BOOST_TEST_THROWS((boost::format(FMT) % _1 % _2).str(), EX); \
- boost::format safe; safe.exceptions(boost::io::no_error_bits); safe.parse(FMT); (safe % _1 % _2).str(); }
- int main(int, char* [])
- {
- using namespace boost::io;
- // https://svn.boost.org/trac10/ticket/8735
- CHECK_INVALID_0("%", bad_format_string); // no conversion specifier
- CHECK_INVALID_0("%|", bad_format_string); // truncated
- CHECK_INVALID_0("%|%", bad_format_string); // mismatched bars
- CHECK_INVALID_0("%|2%", bad_format_string); // mismatched bars
- CHECK_INVALID_0("%'", bad_format_string); // flag ' is ignored, no conversion specifier
- CHECK_INVALID_0("%2", bad_format_string); // no terminating percent
- CHECK_INVALID_0("%*", bad_format_string); // truncated
- CHECK_INVALID_1("%$2", 1, bad_format_string); // no conversion specifier
- CHECK_INVALID_1("%$2.*", 1, bad_format_string); // no conversion specifier
- CHECK_INVALID_0("%0%", bad_format_string); // positional arguments start at 1
- CHECK_INVALID_2("%1%", 1, 2, too_many_args);
- CHECK_INVALID_1("%1% %2%", 1, too_few_args);
- CHECK_INVALID_0("%I", bad_format_string);
- CHECK_INVALID_0("%I2", bad_format_string);
- CHECK_INVALID_0("%I2d", bad_format_string);
- CHECK_INVALID_0("%I3", bad_format_string);
- CHECK_INVALID_0("%I3d", bad_format_string);
- CHECK_INVALID_0("%I32", bad_format_string);
- CHECK_INVALID_0("%I33", bad_format_string);
- CHECK_INVALID_0("%I6", bad_format_string);
- CHECK_INVALID_0("%I62", bad_format_string);
- CHECK_INVALID_0("%I63", bad_format_string);
- CHECK_INVALID_0("%I63d", bad_format_string);
- CHECK_INVALID_0("%I64", bad_format_string);
- CHECK_INVALID_0("%I128d", bad_format_string);
- CHECK_INVALID_0("%3.*4d", bad_format_string);
- // mixing positional and non-positional
- CHECK_INVALID_2("%1% %2d", 1, 2, bad_format_string);
- CHECK_INVALID_2("%2d %2%", 1, 2, bad_format_string);
- // found while improving coverage - a number following the * for width
- // or precision was being eaten instead of being treated as an error
- CHECK_INVALID_0("%1$*4d", bad_format_string);
- CHECK_INVALID_0("%1$05.*32d", bad_format_string);
- CHECK_INVALID_0("%1$05.*6", bad_format_string);
- // found while improving coverage, this caused an unhandled exception
- // the "T" conversion specifier didn't handle the exception flags properly
- CHECK_INVALID_0("%1$T", bad_format_string); // missing fill character
- // test what() on exceptions
- format_error base_err;
- BOOST_TEST_GT(strlen(base_err.what()), 0u);
- bad_format_string bfs(2, 3);
- BOOST_TEST(boost::contains(bfs.what(), "bad_format_string"));
- too_few_args tfa(5, 4);
- BOOST_TEST(boost::contains(tfa.what(), "format-string"));
- too_many_args tma(4, 5);
- BOOST_TEST(boost::contains(tma.what(), "format-string"));
- boost::io::out_of_range oor(1, 2, 3);
- BOOST_TEST(boost::contains(oor.what(), "out_of_range"));
- // bind and unbind
- boost::format two("%1%, %2%");
- two.bind_arg(1, 1);
- two.bind_arg(2, 2);
- BOOST_TEST_EQ(two.str(), "1, 2");
- two.clear_bind(1);
- BOOST_TEST_THROWS(two.str(), too_few_args);
- BOOST_TEST_THROWS(two.clear_bind(1), boost::io::out_of_range);
- two.exceptions(no_error_bits);
- two.clear_bind(1);
- two.str();
- return boost::report_errors();
- }
|