c-resources/CPlusPlus20ForProgrammers-m.../examples/libraries/rapidcsv/tests/test043.cpp

51 lines
1.1 KiB
C++
Raw Permalink Normal View History

2024-04-09 06:45:18 +00:00
// test043.cpp - read column and row values as char
#include <rapidcsv.h>
#include "unittest.h"
int main()
{
int rv = 0;
std::string csv =
"-,A,B,C\n"
"1,a,b,c\n"
"2,x,y,z\n"
;
std::string path = unittest::TempPath();
unittest::WriteFile(path, csv);
try
{
rapidcsv::Document doc(path, rapidcsv::LabelParams(0, 0));
std::vector<char> chars;
chars = doc.GetColumn<char>(0);
unittest::ExpectEqual(size_t, chars.size(), 2);
unittest::ExpectEqual(char, chars.at(0), 'a');
unittest::ExpectEqual(char, chars.at(1), 'x');
chars = doc.GetColumn<char>("B");
unittest::ExpectEqual(size_t, chars.size(), 2);
unittest::ExpectEqual(char, chars.at(0), 'b');
unittest::ExpectEqual(char, chars.at(1), 'y');
chars = doc.GetRow<char>("2");
unittest::ExpectEqual(size_t, chars.size(), 3);
unittest::ExpectEqual(char, chars.at(0), 'x');
unittest::ExpectEqual(char, chars.at(1), 'y');
unittest::ExpectEqual(char, chars.at(2), 'z');
}
catch (const std::exception& ex)
{
std::cout << ex.what() << std::endl;
rv = 1;
}
unittest::DeleteFile(path);
return rv;
}