c-resources/CPlusPlus20ForProgrammers-m.../examples/libraries/rapidcsv/tests/test055.cpp

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2024-04-09 06:45:18 +00:00
// test055.cpp - write to stream
#include <rapidcsv.h>
#include "unittest.h"
int main()
{
int rv = 0;
std::string csv =
"-,A,B,C\n"
"1,3,9,81\n"
"2,4,16,256\n"
;
std::string path = unittest::TempPath();
unittest::WriteFile(path, csv);
std::string outpath = unittest::TempPath();
try
{
// to file stream
rapidcsv::Document doc(path, rapidcsv::LabelParams(0, 0));
std::ofstream ostream;
ostream.exceptions(std::ifstream::failbit | std::ifstream::badbit);
ostream.open(outpath, std::ios::binary | std::ios::ate);
doc.Save(ostream);
ostream.close();
std::string csvread = unittest::ReadFile(outpath);
unittest::ExpectEqual(std::string, csv, csvread);
// to string stream
std::ostringstream sstream;
doc.Save(sstream);
unittest::ExpectEqual(std::string, csv, sstream.str());
}
catch (const std::exception& ex)
{
std::cout << ex.what() << std::endl;
rv = 1;
}
unittest::DeleteFile(path);
return rv;
}