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65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
/*
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Test utilities.
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Copyright (c) 2012-2014, Victor Zverovich
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "util.h"
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#include <cstring>
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void increment(char *s) {
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for (int i = static_cast<int>(std::strlen(s)) - 1; i >= 0; --i) {
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if (s[i] != '9') {
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++s[i];
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break;
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}
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s[i] = '0';
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}
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}
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std::string get_system_error(int error_code) {
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#if defined(__MINGW32__) || !defined(_WIN32)
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return strerror(error_code);
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#else
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enum { BUFFER_SIZE = 200 };
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char buffer[BUFFER_SIZE];
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if (strerror_s(buffer, BUFFER_SIZE, error_code))
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throw std::exception("strerror_s failed");
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return buffer;
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#endif
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}
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const char FILE_CONTENT[] = "Don't panic!";
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fmt::BufferedFile open_buffered_file(FILE **fp) {
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fmt::File read_end, write_end;
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fmt::File::pipe(read_end, write_end);
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write_end.write(FILE_CONTENT, sizeof(FILE_CONTENT) - 1);
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write_end.close();
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fmt::BufferedFile f = read_end.fdopen("r");
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if (fp)
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*fp = f.get();
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return f;
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}
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