c-resources/CPlusPlus20ForProgrammers-m.../examples/libraries/rapidcsv/tests/test072.cpp

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2024-04-09 06:45:18 +00:00
// test072.cpp - get column index
#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
{
rapidcsv::Document doc(path);
unittest::ExpectEqual(ssize_t, doc.GetColumnIdx("-"), 0);
unittest::ExpectEqual(ssize_t, doc.GetColumnIdx("A"), 1);
unittest::ExpectEqual(ssize_t, doc.GetColumnIdx("B"), 2);
unittest::ExpectEqual(ssize_t, doc.GetColumnIdx("C"), 3);
unittest::ExpectEqual(ssize_t, doc.GetColumnIdx("D"), -1);
}
catch (const std::exception& ex)
{
std::cout << ex.what() << std::endl;
rv = 1;
}
unittest::DeleteFile(path);
return rv;
}