47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
// test050.cpp - read column header / label by index
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#include <rapidcsv.h>
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#include "unittest.h"
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int main()
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{
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int rv = 0;
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std::string csv =
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"-,A,B,C\n"
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"1,3,9,81\n"
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"2,4,16,256\n"
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;
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std::string path = unittest::TempPath();
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unittest::WriteFile(path, csv);
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try
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{
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rapidcsv::Document doc(path, rapidcsv::LabelParams(0, 0));
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unittest::ExpectEqual(std::string, doc.GetColumnName(0), "A");
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unittest::ExpectEqual(std::string, doc.GetColumnName(1), "B");
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unittest::ExpectEqual(std::string, doc.GetColumnName(2), "C");
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ExpectException(doc.GetColumnName(3), std::out_of_range);
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rapidcsv::Document doc2(path, rapidcsv::LabelParams(-1, -1));
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ExpectException(doc2.GetColumnName(0), std::out_of_range);
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rapidcsv::Document doc3(path, rapidcsv::LabelParams(0, -1));
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unittest::ExpectEqual(std::string, doc3.GetColumnName(0), "-");
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unittest::ExpectEqual(std::string, doc3.GetColumnName(1), "A");
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unittest::ExpectEqual(std::string, doc3.GetColumnName(2), "B");
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unittest::ExpectEqual(std::string, doc3.GetColumnName(3), "C");
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ExpectException(doc3.GetColumnName(4), std::out_of_range);
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}
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catch (const std::exception& ex)
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{
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std::cout << ex.what() << std::endl;
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rv = 1;
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}
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unittest::DeleteFile(path);
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return rv;
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}
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