TomZ
76 lines
2.2 KiB
C++
76 lines
2.2 KiB
C++
/*
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* This file is part of the Flowee project
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* Copyright (C) 2009-2014 The Bitcoin Core developers
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <list>
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#include <locale>
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#include <stdexcept>
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namespace
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{
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// trigger: use ctype<char>::widen to trigger ctype<char>::_M_widen_init().
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// test: convert a char from narrow to wide and back. Verify that the result
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// matches the original.
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bool sanity_test_widen(char testchar)
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{
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const std::ctype<char>& test(std::use_facet<std::ctype<char> >(std::locale()));
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return test.narrow(test.widen(testchar), 'b') == testchar;
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}
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// trigger: use list::push_back and list::pop_back to trigger _M_hook and
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// _M_unhook.
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// test: Push a sequence of integers into a list. Pop them off and verify that
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// they match the original sequence.
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bool sanity_test_list(unsigned int size)
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{
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std::list<unsigned int> test;
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for (unsigned int i = 0; i != size; ++i)
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test.push_back(i + 1);
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if (test.size() != size)
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return false;
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while (!test.empty()) {
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if (test.back() != test.size())
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return false;
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test.pop_back();
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}
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return true;
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}
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} // anon namespace
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// trigger: string::at(x) on an empty string to trigger __throw_out_of_range_fmt.
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// test: force std::string to throw an out_of_range exception. Verify that
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// it's caught correctly.
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bool sanity_test_range_fmt()
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{
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std::string test;
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try {
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test.at(1);
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} catch (const std::out_of_range&) {
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return true;
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} catch (...) {
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}
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return false;
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}
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bool glibcxx_sanity_test()
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{
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return sanity_test_widen('a') && sanity_test_list(100) && sanity_test_range_fmt();
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}
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