mirror of
https://github.com/qpdf/qpdf.git
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68 lines
2.2 KiB
C++
68 lines
2.2 KiB
C++
#include <qpdf/ClosedFileInputSource.hh>
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#include <qpdf/FileInputSource.hh>
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#include <stdio.h>
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#include <string.h>
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#include <iostream>
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#include <stdlib.h>
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void check(std::string const& what, bool result)
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{
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if (! result)
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{
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std::cout << "FAIL: " << what << std::endl;
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}
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}
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void do_tests(InputSource* is)
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{
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check("get name", "input" == is->getName());
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check("initial tell", 0 == is->tell());
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is->seek(11, SEEK_SET);
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check("tell after SEEK_SET", 11 == is->tell());
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check("read offset 11", "Offset 11" == is->readLine(100));
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check("last offset after read 11", 11 == is->getLastOffset());
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check("tell after read", 21 == is->tell());
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is->findAndSkipNextEOL();
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check("tell after findAndSkipNextEOL", 522 == is->tell());
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char b[1];
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b[0] = '\0';
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is->seek(-1, SEEK_CUR);
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check("read previous character", 1 == is->read(b, 1));
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check("got character", '\n' == b[0]);
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check("last offset after read previous", 521 == is->getLastOffset());
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is->seek(0, SEEK_END);
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check("tell at end", 556 == is->tell());
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is->seek(-25, SEEK_END);
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check("tell before end", 531 == is->tell());
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check("last offset unchanged after seek", 521 == is->getLastOffset());
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is->seek(-9, SEEK_CUR);
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check("tell after SEEK_CUR", 522 == is->tell());
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check("read offset 522", "9 before" == is->readLine(100));
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check("last offset after read", 522 == is->getLastOffset());
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is->rewind();
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check("last offset unchanged after rewind", 522 == is->getLastOffset());
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check("tell after rewind", 0 == is->tell());
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check("read offset at beginning", "!00000000?" == is->readLine(100));
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check("last offset after read 0", 0 == is->getLastOffset());
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}
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int main()
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{
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// This test is designed to work with a specified input file.
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std::cout << "testing with ClosedFileInputSource\n";
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ClosedFileInputSource cf("input");
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do_tests(&cf);
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std::cout << "testing with ClosedFileInputSource in stay open mode\n";
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ClosedFileInputSource cf2("input");
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cf2.stayOpen(true);
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do_tests(&cf2);
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cf2.stayOpen(false);
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std::cout << "testing with FileInputSource\n";
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FileInputSource f;
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f.setFilename("input");
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do_tests(&f);
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std::cout << "all assertions passed" << std::endl;
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return 0;
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}
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