e4b101cd92
unit tests were failing on cygwin so I changed them to use lightweight test therefore Boost.Format no longer depends on Boost.Test
106 lines
4.5 KiB
C++
106 lines
4.5 KiB
C++
// ------------------------------------------------------------------------------
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// format_test_exceptions.cpp : exception handling
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// ------------------------------------------------------------------------------
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// Copyright 2017 James E. King, III - Use, modification, and distribution are
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// subject to the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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// see http://www.boost.org/libs/format for library home page
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// ------------------------------------------------------------------------------
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#include <boost/algorithm/string.hpp>
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#include <boost/detail/lightweight_test.hpp>
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#include <boost/format.hpp>
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#include <iomanip>
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#include <iostream>
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#define CHECK_INVALID_0(FMT, EX) { BOOST_TEST_THROWS((boost::format(FMT)).str(), EX); \
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boost::format safe; safe.exceptions(boost::io::no_error_bits); safe.parse(FMT); (safe).str(); }
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#define CHECK_INVALID_1(FMT, _1, EX) { BOOST_TEST_THROWS((boost::format(FMT) % _1).str(), EX); \
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boost::format safe; safe.exceptions(boost::io::no_error_bits); safe.parse(FMT); (safe % _1).str(); }
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#define CHECK_INVALID_2(FMT, _1, _2, EX) { BOOST_TEST_THROWS((boost::format(FMT) % _1 % _2).str(), EX); \
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boost::format safe; safe.exceptions(boost::io::no_error_bits); safe.parse(FMT); (safe % _1 % _2).str(); }
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int main(int, char* [])
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{
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using namespace boost::io;
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// https://svn.boost.org/trac10/ticket/8735
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CHECK_INVALID_0("%", bad_format_string); // no conversion specifier
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CHECK_INVALID_0("%|", bad_format_string); // truncated
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CHECK_INVALID_0("%|%", bad_format_string); // mismatched bars
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CHECK_INVALID_0("%|2%", bad_format_string); // mismatched bars
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CHECK_INVALID_0("%'", bad_format_string); // flag ' is ignored, no conversion specifier
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CHECK_INVALID_0("%2", bad_format_string); // no terminating percent
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CHECK_INVALID_0("%*", bad_format_string); // truncated
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CHECK_INVALID_1("%$2", 1, bad_format_string); // no conversion specifier
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CHECK_INVALID_1("%$2.*", 1, bad_format_string); // no conversion specifier
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CHECK_INVALID_0("%0%", bad_format_string); // positional arguments start at 1
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CHECK_INVALID_2("%1%", 1, 2, too_many_args);
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CHECK_INVALID_1("%1% %2%", 1, too_few_args);
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CHECK_INVALID_0("%I", bad_format_string);
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CHECK_INVALID_0("%I2", bad_format_string);
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CHECK_INVALID_0("%I2d", bad_format_string);
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CHECK_INVALID_0("%I3", bad_format_string);
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CHECK_INVALID_0("%I3d", bad_format_string);
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CHECK_INVALID_0("%I32", bad_format_string);
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CHECK_INVALID_0("%I33", bad_format_string);
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CHECK_INVALID_0("%I6", bad_format_string);
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CHECK_INVALID_0("%I62", bad_format_string);
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CHECK_INVALID_0("%I63", bad_format_string);
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CHECK_INVALID_0("%I63d", bad_format_string);
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CHECK_INVALID_0("%I64", bad_format_string);
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CHECK_INVALID_0("%I128d", bad_format_string);
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CHECK_INVALID_0("%3.*4d", bad_format_string);
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// mixing positional and non-positional
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CHECK_INVALID_2("%1% %2d", 1, 2, bad_format_string);
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CHECK_INVALID_2("%2d %2%", 1, 2, bad_format_string);
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// found while improving coverage - a number following the * for width
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// or precision was being eaten instead of being treated as an error
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CHECK_INVALID_0("%1$*4d", bad_format_string);
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CHECK_INVALID_0("%1$05.*32d", bad_format_string);
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CHECK_INVALID_0("%1$05.*6", bad_format_string);
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// found while improving coverage, this caused an unhandled exception
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// the "T" conversion specifier didn't handle the exception flags properly
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CHECK_INVALID_0("%1$T", bad_format_string); // missing fill character
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// test what() on exceptions
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format_error base_err;
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BOOST_TEST_GT(strlen(base_err.what()), 0u);
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bad_format_string bfs(2, 3);
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BOOST_TEST(boost::contains(bfs.what(), "bad_format_string"));
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too_few_args tfa(5, 4);
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BOOST_TEST(boost::contains(tfa.what(), "format-string"));
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too_many_args tma(4, 5);
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BOOST_TEST(boost::contains(tma.what(), "format-string"));
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boost::io::out_of_range oor(1, 2, 3);
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BOOST_TEST(boost::contains(oor.what(), "out_of_range"));
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// bind and unbind
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boost::format two("%1%, %2%");
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two.bind_arg(1, 1);
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two.bind_arg(2, 2);
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BOOST_TEST_EQ(two.str(), "1, 2");
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two.clear_bind(1);
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BOOST_TEST_THROWS(two.str(), too_few_args);
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BOOST_TEST_THROWS(two.clear_bind(1), boost::io::out_of_range);
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two.exceptions(no_error_bits);
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two.clear_bind(1);
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two.str();
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return boost::report_errors();
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}
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