TestCompareDDDumpFiles

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// -*- C++ -*-
//
// Package:    TestCompareDDDumpFiles
// Class:      TestCompareDDDumpFiles
//
/**\class TestCompareDDDumpFiles TestCompareDDDumpFiles.cc test/TestCompareDDDumpFiles/src/TestCompareDDDumpFiles.cc

 Description: Compares two geoHistory dump files 

 Implementation:
     Read two files with a certain format and compare each line.  If lines are out of sync stop.
**/
//
// Original Author:  Michael Case
//         Created:  Thu Sep 10, 2009
//
//

#include <fstream>
#include <iostream>
#include <sstream>
#include <string>
#include <vector>
#include <cmath>
#include <iomanip>

#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/one/EDAnalyzer.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/MakerMacros.h"

class TestCompareDDDumpFiles : public edm::one::EDAnalyzer<> {
public:
  explicit TestCompareDDDumpFiles(const edm::ParameterSet&);
  ~TestCompareDDDumpFiles() override;

  void beginJob() override {}
  void analyze(edm::Event const&, edm::EventSetup const&) override;
  void endJob() override {}

private:
  std::string fname1_;
  std::string fname2_;
  double tol_;
  std::ifstream f1_;
  std::ifstream f2_;
};

TestCompareDDDumpFiles::TestCompareDDDumpFiles(const edm::ParameterSet& ps)
    : fname1_(ps.getParameter<std::string>("dumpFile1")),
      fname2_(ps.getParameter<std::string>("dumpFile2")),
      tol_(ps.getUntrackedParameter<double>("tolerance", 0.000001)),
      f1_(fname1_.c_str(), std::ios::in),
      f2_(fname2_.c_str(), std::ios::in) {
  if (!f1_ || !f2_) {
    throw cms::Exception("MissingFileDDTest") << fname1_ << " and/or " << fname2_ << " do not exist.";
  }
}

TestCompareDDDumpFiles::~TestCompareDDDumpFiles() {
  f1_.close();
  f2_.close();
}

void TestCompareDDDumpFiles::analyze(const edm::Event&, const edm::EventSetup&) {
  std::string l1, l2, ts;
  std::vector<double> t1(3), t2(3), r1(9), r2(9);
  double diffv;
  while (!f1_.eof() && !f2_.eof()) {
    getline(f1_, l1, ',');
    getline(f2_, l2, ',');
    if (l1 != l2) {
      std::cout << "Lines don't match or are out of synchronization."
                << "  The difference is much bigger than just the numbers,"
                << " actual parts are missing or added.  This program "
                << " does not handle this at this time... use diff first." << std::endl
                << "[" << l1 << "]" << std::endl
                << "[" << l2 << "]" << std::endl
                << std::endl;
      break;
    }
    //     std::cout << "1================================" << std::endl;
    //     std::cout << "["<<l1 <<"]"<< std::endl
    // 	      << "["<<l2 <<"]"<< std::endl;
    //     std::cout << "================================" << std::endl;

    size_t i = 0;
    while (i < 3) {
      ts.clear();
      getline(f1_, ts, ',');
      //	std::cout << ts << std::endl;
      std::istringstream s1(ts);
      s1 >> t1[i++];
    }

    i = 0;
    while (i < 8) {
      ts.clear();
      getline(f1_, ts, ',');
      //	std::cout << ts << std::endl;
      std::istringstream s1(ts);
      s1 >> r1[i++];
    }
    ts.clear();
    getline(f1_, ts);
    std::istringstream s2(ts);
    s2 >> r1[8];

    i = 0;
    while (i < 3) {
      ts.clear();
      getline(f2_, ts, ',');
      //	std::cout << ts << std::endl;
      std::istringstream s1(ts);
      s1 >> t2[i++];
    }

    i = 0;
    while (i < 8) {
      ts.clear();
      getline(f2_, ts, ',');
      //	std::cout << ts << std::endl;
      std::istringstream s1(ts);
      s1 >> r2[i++];
    }
    ts.clear();
    getline(f2_, ts);
    std::istringstream s3(ts);
    s3 >> r2[8];

    //     std::cout << "2================================" << std::endl;
    //     std::cout << "["<<l1 <<"]"<< std::endl
    // 	      << "["<<l2 <<"]"<< std::endl;
    //     std::cout << "ts = " << ts << std::endl;
    //     std::cout << "================================" << std::endl;
    //      std::cout << "l1=" << l1 << std::endl;
    std::vector<bool> cerrorind;
    cerrorind.reserve(3);
    for (i = 0; i < 3; i++) {
      //       std::cout << std::setw(13)
      // 		<< std::setprecision(7) << std::fixed
      // 		<< "t1[" << i << "] = " << t1[i]
      // 		<< " t2[" << i << "] = " << t2[i] << std::endl;
      diffv = std::fabs(t1[i] - t2[i]);
      if (diffv > tol_)
        cerrorind[i] = true;
      else
        cerrorind[i] = false;
    }
    if (cerrorind[0] || cerrorind[1] || cerrorind[2])
      std::cout << l1;
    for (i = 0; i < 3; ++i) {
      diffv = std::fabs(t1[i] - t2[i]);
      if (cerrorind[i] && diffv > tol_) {
        std::cout << " coordinate ";
        if (i == 0)
          std::cout << "x ";
        else if (i == 1)
          std::cout << "y ";
        else if (i == 2)
          std::cout << "z ";
        std::cout << " is different by: " << std::setw(13) << std::setprecision(7) << std::fixed << diffv << " mm ";
      }
    }
    bool rerror(false);
    for (i = 0; i < 9; i++) {
      //       std::cout << "r1[" << i << "] = " << r1[i]
      // 		<< " r2[" << i << "] = " << r2[i] << std::endl;
      diffv = std::fabs(r1[i] - r2[i]);
      if (diffv > tol_)
        rerror = true;
    }
    if (rerror && !cerrorind[0] && !cerrorind[1] && !cerrorind[2]) {
      std::cout << l1 << " ";
    }
    if (rerror) {
      for (i = 0; i < 9; i++) {
        // 	std::cout << "r1[" << i << "] = " << r1[i]
        // 		  << " r2[" << i << "] = " << r2[i] << std::endl;
        diffv = std::fabs(r1[i] - r2[i]);
        if (diffv > tol_) {
          //	  std::cout << std::endl;
          std::cout << " index " << i << " of rotation matrix differs by " << std::setw(13) << std::setprecision(7)
                    << std::fixed << r1[i] - r2[i];
        }
      }
      std::cout << std::endl;
    } else if (cerrorind[0] || cerrorind[1] || cerrorind[2]) {
      std::cout << std::endl;
    }
    //     std::cout << "3================================" << std::endl;
    //     std::cout << "["<<l1 <<"]"<< std::endl
    // 	      << "["<<l2 <<"]"<< std::endl;
    //     std::cout << "================================" << std::endl;
    //       getline(f1_, l1, ',');
    //       getline(f2_, l2, ',');
    //     if ( f1_.peek() != 10 ) {
    //       std::cout << "not eol on f1_ doing an extra getline()" << std::endl;
    //       getline(f1_,ts);
    //       std::cout << "why this is left?" << ts << std::endl;
    //     }
    //     if ( f2_.peek() != 10 ) {
    //       std::cout << "not eol on f2_ doing an extra getline()" << std::endl;
    //       getline(f2_,ts);
    //       std::cout << "why this is left?" << ts << std::endl;
    //     }
  }
}
//define this as a plug-in
DEFINE_FWK_MODULE(TestCompareDDDumpFiles);