c-resources/CPlusPlus20ForProgrammers-m.../examples/libraries/rapidcsv/tests/test070.cpp

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2024-04-09 06:45:18 +00:00
// test070.cpp - get row index with column labels
#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);
try
{
// Row Label
// ↓
// -, A, B, C ← Column Label
// 1, 3, 9, 81
// 2, 4, 16, 256
rapidcsv::Document doc(path, rapidcsv::LabelParams(0, 0));
unittest::ExpectEqual(ssize_t, doc.GetRowIdx("-"), -1);
unittest::ExpectEqual(ssize_t, doc.GetRowIdx("1"), 0);
unittest::ExpectEqual(ssize_t, doc.GetRowIdx("2"), 1);
unittest::ExpectEqual(ssize_t, doc.GetRowIdx("3"), -1);
}
catch (const std::exception& ex)
{
std::cout << ex.what() << std::endl;
rv = 1;
}
unittest::DeleteFile(path);
return rv;
}