// McTrackState_t.cpp

// Test McTrackState.

#include "McTrackState.hpp"
#include <cassert>
#include <string>
#include <iostream>
#include <cassert>
#include "trfbase/SurfTest.h"

#ifndef DEFECT_NO_STDLIB_NAMESPACES
using std::cout;
using std::cerr;
using std::endl;
using std::string;
#endif

using namespace trf;

//**********************************************************************

int main( ) {

  string component = "McTrackState";
  string ok_prefix = component + " (I): ";
  string error_prefix = component + " test (E): ";

  cout << ok_prefix
       << "---------- Testing component " + component
          + ". ----------" << endl;

  // Make sure assert is enabled.
  bool assert_flag = false;
  assert ( ( assert_flag = true, assert_flag ) );
  if ( ! assert_flag ) {
    cerr << "Assert is disabled" << endl;
    return 1;
  }

  //********************************************************************

  cout << ok_prefix << "Construct default state." << endl;
  {
    McTrackState state;
    cout << state << endl;
    assert( ! state.is_valid() );
  }

  //********************************************************************

  cout << ok_prefix << "Construct a valid state." << endl;
  double s = 2.34;
  SurfacePtr psrf(new SurfTest(1.0));
  TrackVector vec;
  vec(0) = 1.0;
  vec(1) = 1.1;
  vec(2) = 1.2;
  vec(3) = 1.3;
  vec(4) = 1.4;
  VTrack trv(psrf,vec);
  McTrackState state1(s,trv);
  cout << state1 << endl;
  assert( state1.s() == s );
  assert( state1.track() == trv );

  //********************************************************************

  cout << ok_prefix << "Check long constructor." << endl;
  {
    McTrackState state2(s,psrf,vec);
    cout << state2 << endl;
    assert( state2 == state1 );
  }

  //********************************************************************

  cout << ok_prefix << "Check equality." << endl;
  {
    McTrackState state2(s,trv);
    cout << state2 << endl;
    assert( state2 == state1 );
  }
  {
    TrackVector vec2 = vec;
    vec2(0) = 2.0;
    VTrack trv2(psrf,vec2);
    McTrackState state2(s,trv2);
    cout << state2 << endl;
    assert( ! (state2 == state1) );
  }
  {
    McTrackState state2(s+1.0,trv);
    cout << state2 << endl;
    assert( ! (state2 == state1) );
  }

  //********************************************************************

  cout << ok_prefix << "Check ordering." << endl;
  {
    McTrackState state2(s+1.0,trv);
    cout << state2 << endl;
    assert( state1 < state2 );
  }

   //********************************************************************

  cout << ok_prefix << "Check DetectorID." << endl;
  {
    McTrackState state2(s+1.0,trv);
    assert( state2.get_detid() == DetectorID(0) );
    state2.set_detid(DetectorID(12));
    assert( state2.get_detid() == DetectorID(12) );
    McTrackState state3 = state2;
    assert( state3.get_detid() == DetectorID(12) );
  }

  //********************************************************************

  cout << ok_prefix
       << "------------- All tests passed. -------------" << endl;
  return 0;

  //********************************************************************

}