JTestSummary.hh

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#ifndef __JCOMPAREHISTOGRAMS__JTESTSUMMARY_T__
#define __JCOMPAREHISTOGRAMS__JTESTSUMMARY_T__
 
#include <string>
#include <istream>
#include <ostream>
 
#include "Jeep/JPrint.hh"
#include "Jeep/JProperties.hh"
 
#include "JLang/JColorFacet.hh"
 
#include "JGizmo/JRootObjectID.hh"
 
 
/**
 * \author rgruiz, bjung
 */
 
namespace JCOMPAREHISTOGRAMS {}
namespace JPP { using namespace JCOMPAREHISTOGRAMS; }
 
namespace JCOMPAREHISTOGRAMS {
 
  using JGIZMO::JRootObjectID;
 
  static const char* const PASSED_t = "PASSED";
  static const char* const FAILED_t = "FAILED";
  
  /**
   * Class dedicated to standardize the title of the graphical objects produced by the JTest_t() derived classes.
   */
  class JTestSummary
  {
  public:
 
    /**
     * Default constructor.
     */
    JTestSummary() :
      testName          (""),
      histogramA        (JRootObjectID()),
      histogramB        (JRootObjectID()),
      parameterName     (""),
      parameterValue    (0.0),
      parameterThreshold(0.0),
      passed            (false),
      passed_h          (FAILED_t)
    {}
 
    
    /**
     * Constructor
     *
     * \param testName       Test name
     * \param hA             Name of the first histogram.
     * \param hB             Name of the second histogram.
     * \param parameter      Name of the parameter used for the test.
     * \param threshold      Threshold value for the tested parameter.
     * \param value          Value of the tested parameter.
     * \param passed         true if the test is passed; else false.
     */
    JTestSummary(const std::string&   testName,
                 const JRootObjectID& hA,
                 const JRootObjectID& hB,
                 const std::string&   parameter,
                 const double         value,
                 const double         threshold,
                 const bool           passed):
      testName          (testName),
      histogramA        (hA),
      histogramB        (hB),
      parameterName     (parameter),
      parameterValue    (value),
      parameterThreshold(threshold),
      passed            (passed),
      passed_h          (passed ? PASSED_t : FAILED_t)
    {}
 
 
    /**
     * Get equation parameters.
     *
     * \return                equation parameters
     */
    static inline JEquationParameters& getEquationParameters()
    {
      static JEquationParameters equation("=", "; ", "", "#");
 
      return equation;
    }
 
 
    /**
     * Set equation parameters.
     *
     * \param  equation       equation parameters
     */
    static inline void setEquationParameters(const JEquationParameters& equation)
    {
      getEquationParameters() = equation;
    }
 
 
    /**
     * Get properties of this class.
     *
     * \param  equation       equation parameters
     */
    JProperties getProperties(const JEquationParameters& equation = JTestSummary::getEquationParameters())
    {
      return JTestSummaryHelper(*this, equation);
    }
 
 
    /**
     * Get properties of this class.
     *
     * \param  equation       equation parameters
     */
    JProperties getProperties(const JEquationParameters& equation = JTestSummary::getEquationParameters()) const
    {
      return JTestSummaryHelper(*this, equation);
    }
    
    
    /**
     * Read test summary from input.
     *
     * \param  in            input stream
     * \param  object        test summary
     * \return               input stream
     */
    friend inline std::istream& operator>>(std::istream& in,
                                           JTestSummary& object)
    {
      using namespace std;
 
      in >> object.testName
         >> object.histogramA
         >> object.histogramB
         >> object.parameterName
         >> object.parameterThreshold
         >> object.passed_h;
      
      object.passed = (object.passed_h == PASSED_t) ? 1 : 0;
 
      return in;
    }
 
    
    /**
     * Write test summary to output.
     *
     * \param  out           output stream
     * \param  object        test summary
     * \return               output stream
     */
    friend inline std::ostream& operator<<(std::ostream& out,
                                           JTestSummary& object)
    {
      const JFormat format(out);
 
      out << object.testName           << ' '
          << object.histogramA         << ' '
          << object.histogramB         << ' '
          << object.parameterName      << ' '
          << object.parameterValue     << ' '
          << object.parameterThreshold << ' '
          << object.passed_h;
      
      return out;
    }
    
    std::string   testName;            /*!< Test name.                                   */
    JRootObjectID histogramA;          /*!< First histogram.                             */
    JRootObjectID histogramB;          /*!< Second histogram.                            */
    std::string   parameterName;       /*!< Parameter evaluated by the test.             */
    double        parameterValue;      /*!< Value of the parameter evaluated by the test.*/
    double        parameterThreshold;  /*!< Threshold to evaluate the parameter.         */
    bool          passed;              /*!< True if the test passed.                     */
    std::string   passed_h;            /*!< Human readable version of passed.            */
 
  private:
    /**
     * Auxiliary class for I/O of test result message
     */
    class JTestSummaryHelper :
      public JProperties
    {
    public:
      /**
       * Constructor.
       *
       * \param  object            test result message
       * \param  equation          equation parameters
       */
      template<class JTestSummary_t>
      JTestSummaryHelper(JTestSummary_t&            object,
                         const JEquationParameters& equation) :
        JProperties(equation, 1)
      {
        insert(gmake_property(object.testName));
        insert(gmake_property(object.histogramA));
        insert(gmake_property(object.histogramB));
        insert(gmake_property(object.parameterName));
        insert(gmake_property(object.parameterValue));
        insert(gmake_property(object.parameterThreshold));
        insert(gmake_property(object.passed_h));
      }
    };
  };
 
 
  /**
   * Read test summary.
   *
   * \param  in              input stream
   * \param  summary         test summary
   * \param  delimiter       delimiter
   */
  inline std::istream& read(std::istream& in,
                            JTestSummary& summary,
                            const char    delimiter = ' ')
  {
    using namespace std;
    using namespace JPP;
    
    JProperties properties = summary.getProperties();
 
    for (JProperties::iterator i = properties.begin(); i != properties.end(); ++i) {
 
      string buffer;
      getline(in, buffer, delimiter);
      
      istringstream iss(buffer);
      
      i->second->read(iss);
    }
 
    summary.passed = (summary.passed_h == PASSED_t);
    
    return in;
  }
  
  
  /**
   * Print test summary.
   *
   * \param  out             output stream
   * \param  summary         test summary
   * \param  delimiter       delimiter
   * \param  useColors       
   */
  inline std::ostream& print(std::ostream&       out,
                             const JTestSummary& summary,
                             const char          delimiter = ' ',
                             const bool          useColors = true)
  {
    using namespace std;
    using namespace JPP;
 
    out << scientific << setprecision(2);
    
    if (useColors) {
      out << (summary.passed ? GREEN : RED);
    }
 
    const JProperties& properties = summary.getProperties();
    
    for (JProperties::const_iterator i = properties.cbegin(); i != properties.cend(); ++i) {
      out << i->second.toString() << delimiter;
    }
    
    out << RESET << endl;
 
    return out;
  }
 
 
  /**
   * Print test summary.
   *
   * \param  out             output stream
   * \param  summary         test summary
   * \param  __begin         begin list of keys
   * \param  __end           end   list of keys
   * \param  delimiter       delimiter
   * \param  useColors       
   */
  template<class T>
  inline std::ostream& print(std::ostream&       out,
                             const JTestSummary& summary,
                             T                   __begin,
                             T                   __end,
                             const char          delimiter = ' ',
                             const bool          useColors = true)
  {
    using namespace std;
    using namespace JPP;
 
    out << scientific << setprecision(2);
    
    if (useColors) {
      out << (summary.passed ? GREEN : RED);
    }
    
    for (T i = __begin; i != __end; ++i) {
 
      summary.getProperties()[*i]->write(out);
      
      out << delimiter;
    }
 
    out << endl;
 
    return out;
  }
} 
 
#endif