c-resources/CPlusPlus20ForProgrammers-m.../examples/libraries/rapidcsv/tests/test074.cpp

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2024-04-09 06:45:18 +00:00
// test074.cpp - generate new document by row labels
#include <rapidcsv.h>
#include "unittest.h"
int main()
{
int rv = 0;
std::string csvref =
",A,B,C,D\n"
"0,2,4,16,256\n"
"1,3,9,81,6561\n"
"2,4,16,256,65536\n"
"3,5,25,625,390625\n"
;
std::string path = unittest::TempPath();
try
{
rapidcsv::Document doc("", rapidcsv::LabelParams(0, 0), rapidcsv::SeparatorParams(',', false, false));
doc.SetRowName(0, "0");
doc.SetRowName(1, "1");
doc.SetRowName(2, "2");
doc.SetRowName(3, "3");
doc.SetRow<int>(0, std::vector<int>({ 2, 4 }));
doc.SetRow<int>(1, std::vector<int>({ 3, 9, 81, 6561 }));
doc.SetRow<int>(2, std::vector<int>({ 4, 16, 256, 65536 }));
doc.SetRow<int>(3, std::vector<int>({ 5, 25, 625, 390625 }));
doc.SetCell<int>(2, 0, 16);
doc.SetCell<int>(3, 0, 256);
doc.SetColumnName(0, "A");
doc.SetColumnName(1, "B");
doc.SetColumnName(2, "C");
doc.SetColumnName(3, "D");
doc.Save(path);
std::string csvread = unittest::ReadFile(path);
unittest::ExpectEqual(std::string, csvref, csvread);
}
catch (const std::exception& ex)
{
std::cout << ex.what() << std::endl;
rv = 1;
}
unittest::DeleteFile(path);
return rv;
}