DGtal  0.9.3
Namespaces | Typedefs | Functions
testClone2.cpp File Reference
#include <cstdio>
#include <cmath>
#include <iostream>
#include "DGtal/base/Common.h"
#include "DGtal/base/CountedPtr.h"
#include "DGtal/base/CountedPtrOrPtr.h"
#include "DGtal/base/CountedConstPtrOrConstPtr.h"
#include "DGtal/base/CowPtr.h"
#include "DGtal/base/Clone.h"
#include "DGtal/base/Alias.h"
#include "DGtal/base/ConstAlias.h"
#include "DGtal/helpers/StdDefs.h"
Include dependency graph for testClone2.cpp:

Go to the source code of this file.

Namespaces

 DGtal
 

Typedefs

typedef MyPointD Point
 

Functions

template<typename Triangle >
double computeTriangles (int size)
 
template<typename Triangle >
double computeTrianglesByCowPtr (int size)
 
bool testAliasCases ()
 
bool testConstAliasCases ()
 
bool testCloneCases ()
 
bool testCloneTimings ()
 
int main ()
 

Detailed Description

This program is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

Author
Jacques-Olivier Lachaud (jacqu.nosp@m.es-o.nosp@m.livie.nosp@m.r.la.nosp@m.chaud.nosp@m.@uni.nosp@m.v-sav.nosp@m.oie..nosp@m.fr ) Laboratory of Mathematics (CNRS, UMR 5807), University of Savoie, France
Date
2012/07/02

This file is part of the DGtal library

Definition in file testClone2.cpp.

Typedef Documentation

◆ Point

typedef KSpace::Point Point
Initial value:
{
KhalimskySpaceND< 2, Integer > KSpace
Definition: StdDefs.h:77
Aim: This class is a model of CCellularGridSpaceND. It represents the cubical grid as a cell complex...
Examples:
dec/exampleDECSurface.cpp, dec/examplePropagation.cpp, doc-examples/demo-kernel-1.cpp, doc-examples/exampleCatch.cpp, doc-examples/kernelDomain.cpp, doc-examples/range.cpp, geometry/curves/convex-and-concave-parts.cpp, geometry/curves/estimation/exampleLMST2D.cpp, geometry/curves/estimation/exampleLMST3D.cpp, geometry/curves/exampleArithDSS3d.cpp, geometry/curves/exampleArithmeticalDSL.cpp, geometry/curves/exampleArithmeticalDSS.cpp, geometry/curves/exampleArithmeticalDSSComputer.cpp, geometry/curves/exampleDSLSubsegment.cpp, geometry/curves/exampleNaive3DDSSComputer.cpp, geometry/surfaces/dvcm-2d-curvature.cpp, geometry/surfaces/dvcm-3d.cpp, geometry/tools/determinant/exampleInHalfPlane.cpp, geometry/tools/exampleAlphaShape.cpp, geometry/tools/exampleConvexHull2D.cpp, geometry/tools/examplePreimage.cpp, geometry/volumes/distance/exampleFMM2D.cpp, geometry/volumes/distance/toricdomainvolumetric.cpp, geometry/volumes/dvcm-2d.cpp, graph/graphTraversal.cpp, images/exampleConstImageAdapter.cpp, images/exampleImageFactoryFromHDF5.cpp, images/imageBasicSubsampling.cpp, io/boards/dgtalBoard2D-2-sets.cpp, io/boards/dgtalBoard3D-2-ks.cpp, io/boards/dgtalBoard3D-6-clipping.cpp, io/boards/dgtalBoard3DTo2D-2-sets.cpp, io/boards/dgtalBoard3DTo2D-2bis-sets.cpp, io/boards/dgtalBoard3DTo2D-3-objects.cpp, io/boards/dgtalBoard3DTo2D-6.cpp, io/boards/dgtalBoard3DTo2D-KSCell.cpp, io/boards/exampleBezierCurve.cpp, io/boards/logoDGtal.cpp, io/viewers/demo-kernel-2.cpp, io/viewers/viewer3D-10-interaction.cpp, io/viewers/viewer3D-2-sets.cpp, io/viewers/viewer3D-3-objects.cpp, io/viewers/viewer3D-4bis-illustrationMode.cpp, io/viewers/viewer3D-6-clipping.cpp, io/viewers/viewer3D-7-planes.cpp, io/viewers/viewer3D-7-stdplane.cpp, io/viewers/viewer3D-7bis-planes.cpp, io/viewers/viewer3D-7bis-stdplane.cpp, shapes/mesh3DConstructionAndVisualisation.cpp, topology/3dBorderExtraction.cpp, topology/3dKSSurfaceExtraction.cpp, topology/ctopo-1-3d.cpp, topology/ctopo-1.cpp, topology/ctopo-1s-3d.cpp, topology/cubical-complex-collapse.cpp, topology/cubical-complex-illustrations.cpp, topology/frontierAndBoundary.cpp, and topology/generateSimplicityTables2D.cpp.

Definition at line 383 of file testClone2.cpp.

Function Documentation

◆ computeTriangles()

template<typename Triangle >
double computeTriangles ( int  size)

Definition at line 428 of file testClone2.cpp.

429 {
430  double total = 0.0;
431  Point A( 0, 0 );
432  for ( int yb = 0; yb < size; ++yb )
433  for ( int xb = 0; xb < size; ++xb )
434  {
435  Point B( xb, yb );
436  for ( int yc = 0; yc < size; ++yc )
437  for ( int xc = 0; xc < size; ++xc )
438  {
439  Point C( xc, yc );
440  Triangle T( A, B, C );
441  total += T.perimeter();
442  }
443  }
444  return total;
445 }
MyPointD Point
Definition: testClone2.cpp:383

◆ computeTrianglesByCowPtr()

template<typename Triangle >
double computeTrianglesByCowPtr ( int  size)

Definition at line 449 of file testClone2.cpp.

450 {
451  double total = 0.0;
452  CowPtr<Point> A( new Point( 0, 0 ) );
453  for ( int yb = 0; yb < size; ++yb )
454  for ( int xb = 0; xb < size; ++xb )
455  {
456  CowPtr<Point> B( new Point( xb, yb ) );
457  for ( int yc = 0; yc < size; ++yc )
458  for ( int xc = 0; xc < size; ++xc )
459  {
460  CowPtr<Point> C( new Point( xc, yc ) );
461  Triangle T( A, B, C );
462  total += T.perimeter();
463  }
464  }
465  return total;
466 }
MyPointD Point
Definition: testClone2.cpp:383

◆ main()

int main ( )

Definition at line 947 of file testClone2.cpp.

References testAliasCases(), testCloneCases(), testCloneTimings(), and testConstAliasCases().

948 {
949  bool ok = true
950  && testCloneCases()
951  && testCloneTimings()
952  && testAliasCases()
953  && testConstAliasCases();
954 
955  return ok ? 0 : 1;
956 }
bool testCloneCases()
Definition: testClone2.cpp:693
bool testAliasCases()
Definition: testClone2.cpp:477
bool testConstAliasCases()
Definition: testClone2.cpp:576
bool testCloneTimings()
Definition: testClone2.cpp:884

◆ testAliasCases()

bool testAliasCases ( )

Alias: Performs without unnecessary duplicates "parameter -> member data"

  • A& -> A& // no duplication (checked)
  • A* -> A& // no duplication, exception if null (checked)
  • A& -> A* // no duplication (checked)
  • A* -> A* // no duplication (checked)
  • CountedPtr -> CountedPtr // shared (checked)
  • CountedPtr -> CowPtr // shared (not logical, but not preventable). (checked)

Definition at line 477 of file testClone2.cpp.

References DGtal::Trace::beginBlock(), DGtal::Trace::endBlock(), DGtal::Trace::info(), and DGtal::trace.

Referenced by main().

478 {
479  unsigned int nb = 0;
480  unsigned int nbok = 0;
481  DummyTbl a1( 100, 10 ); // +1/0
482  DummyTbl* ptr_a2 = new DummyTbl( 100, 18 ); // +1/0
483  CountedPtr<DummyTbl> counted_a1( new DummyTbl( 100, 12 ) ); // +1/0
484  DummyTbl::reset();
485  trace.beginBlock ( "Testing class Alias." );
486 
487  /*
488  - A& -> A& // no duplication
489  - A* -> A& // no duplication, exception if null
490  - A& -> A* // no duplication
491  - A* -> A* // no duplication
492  - CountedPtr<A> -> CountedPtr<A> // shared
493  */
494  trace.beginBlock ( "Alias: #DummyTbl with DummyTbl& to DummyTbl& member. no duplication (0/0)" );
495  AliasToRefMember c00( a1 ); // 0/0
496  trace.info() << "D: d1.value() = " << c00.value() << std::endl;
497  ++nb, nbok += DummyTbl::nbCreated==0 ? 1 : 0;
498  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
499  trace.info() << "(" << nbok << "/" << nb << ")"
500  << " nbCreated=" << DummyTbl::nbCreated
501  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
502  trace.endBlock();
503 
504  trace.beginBlock ( "Alias: #DummyTbl with DummyTbl* to DummyTbl& member. no duplication (0/0)" );
505  AliasToRefMember c10( ptr_a2 ); // 0/0
506  trace.info() << "D: d1.value() = " << c10.value() << std::endl;
507  ++nb, nbok += DummyTbl::nbCreated==0 ? 1 : 0;
508  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
509  trace.info() << "(" << nbok << "/" << nb << ")"
510  << " nbCreated=" << DummyTbl::nbCreated
511  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
512  trace.endBlock();
513 
514  trace.beginBlock ( "Alias: #DummyTbl with DummyTbl& to DummyTbl* member. no duplication (0/0)" );
515  AliasToPtrMember c01( a1 ); // 0/0
516  trace.info() << "D: d1.value() = " << c01.value() << std::endl;
517  ++nb, nbok += DummyTbl::nbCreated==0 ? 1 : 0;
518  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
519  trace.info() << "(" << nbok << "/" << nb << ")"
520  << " nbCreated=" << DummyTbl::nbCreated
521  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
522  trace.endBlock();
523 
524  trace.beginBlock ( "Alias: #DummyTbl with DummyTbl* to DummyTbl* member. no duplication (0/0)" );
525  AliasToPtrMember c11( ptr_a2 ); // 0/0
526  trace.info() << "D: d1.value() = " << c11.value() << std::endl;
527  ++nb, nbok += DummyTbl::nbCreated==0 ? 1 : 0;
528  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
529  trace.info() << "(" << nbok << "/" << nb << ")"
530  << " nbCreated=" << DummyTbl::nbCreated
531  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
532  trace.endBlock();
533 
534  trace.beginBlock ( "Alias: #DummyTbl with DummyTbl& to CountedPtrOrPtr<DummyTbl> member. no duplication (0/0)" );
535  AliasToCountedPtrOrPtrMember c06( a1 ); // 0/0
536  trace.info() << "D: d1.value() = " << c06.value() << std::endl;
537  trace.info() << c06.myDummyTbl << std::endl;
538  ++nb, nbok += DummyTbl::nbCreated==0 ? 1 : 0;
539  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
540  trace.info() << "(" << nbok << "/" << nb << ")"
541  << " nbCreated=" << DummyTbl::nbCreated
542  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
543  trace.endBlock();
544 
545  trace.beginBlock ( "Alias: #DummyTbl with DummyTbl* to CountedPtrOrPtr<DummyTbl> member. no duplication (0/0)" );
546  AliasToCountedPtrOrPtrMember c16( a1 ); // 0/0
547  trace.info() << "D: d1.value() = " << c16.value() << std::endl;
548  trace.info() << c16.myDummyTbl << std::endl;
549  ++nb, nbok += DummyTbl::nbCreated==0 ? 1 : 0;
550  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
551  trace.info() << "(" << nbok << "/" << nb << ")"
552  << " nbCreated=" << DummyTbl::nbCreated
553  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
554  trace.endBlock();
555 
556  // const DummyTbl& const_a1 = a1;
557  // AliasToRefMember c02( const_a1 ); // does not execute.
558  // const DummyTbl* const_ptr_a1 = &a1;
559  // AliasToRefMember c05( const_ptr_a1 ); // does not execute.
560 
561  trace.endBlock();
562 
563  delete ptr_a2;
564  return nbok == nb;
565 }
void beginBlock(const std::string &keyword="")
Trace trace
Definition: Common.h:137
double endBlock()
std::ostream & info()

◆ testCloneCases()

bool testCloneCases ( )

Clone: Performs without unnecessary duplicates "parameter -> member data"

  • const A & -> A // immediate duplication (checked)
  • A* -> A // immediate duplication, acquired and deleted. (checked)
  • CountedPtr -> A // immediate duplication (checked)
  • CowPtr -> A // immediate duplication (checked)
  • A&& -> A // move into member (checked)
  • const A & -> CowPtr // immediate duplication (checked)
  • A* -> CowPtr // acquired (checked)
  • CountedPtr -> CowPtr // lazy duplication (checked)
  • CowPtr -> CowPtr // lazy duplication (checked)
  • A&& -> CowPtr // move into member (checked)
  • const A & -> A* // immediate duplication, should be deleted at the end. (checked)
  • A* -> A* // acquired, should be deleted at the end. (checked)
  • CountedPtr -> A* // immediate duplication, should be deleted at the end. (checked)
  • CowPtr -> A* // immediate duplication, should be deleted at the end. (checked)
  • A&& -> A* // move into member, should be deleted at the end. (checked)

Definition at line 693 of file testClone2.cpp.

References DGtal::Trace::beginBlock(), DGtal::Trace::endBlock(), DGtal::Trace::info(), and DGtal::trace.

Referenced by main().

694 {
695  unsigned int nb = 0;
696  unsigned int nbok = 0;
697  DummyTbl a1( 50, 10 ); // +1/0
698  CowPtr<DummyTbl> cow_a1( new DummyTbl( 50, 5 ) ); // +1/0
699  CountedPtr<DummyTbl> counted_a1( new DummyTbl( 50, 12 ) ); // +1/0
700  DummyTbl::reset();
701  trace.beginBlock ( "Testing class Clone." );
702 
703 
704  trace.beginBlock ( "Clone: #DummyTbl with (const DummyTbl &) to DummyTbl member. Duplication (+1/0)" );
705  CloneToValueMember c00( a1 ); // +1/0
706  trace.info() << "D: d1.value() = " << c00.value() << std::endl;
707  ++nb, nbok += DummyTbl::nbCreated==1 ? 1 : 0;
708  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
709  trace.info() << "(" << nbok << "/" << nb << ")"
710  << " nbCreated=" << DummyTbl::nbCreated
711  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
712  trace.endBlock();
713 
714  trace.beginBlock ( "Clone: #DummyTbl with (CountedPtr<DummyTbl>) to DummyTbl member. Duplication (+1/0)" );
715  CloneToValueMember c30( a1 ); // +1/0
716  trace.info() << "D: d1.value() = " << c30.value() << std::endl;
717  ++nb, nbok += DummyTbl::nbCreated==2 ? 1 : 0;
718  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
719  trace.info() << "(" << nbok << "/" << nb << ")"
720  << " nbCreated=" << DummyTbl::nbCreated
721  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
722  trace.endBlock();
723 
724  trace.beginBlock ( "Clone: #DummyTbl with (const DummyTbl &) to CountedPtr<DummyTbl> member. Duplication (+1/0)" );
725  CloneToCountedMember c03( a1 ); // +1/0
726  trace.info() << "D: d1.value() = " << c03.value() << std::endl;
727  ++nb, nbok += DummyTbl::nbCreated==3 ? 1 : 0;
728  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
729  trace.info() << "(" << nbok << "/" << nb << ")"
730  << " nbCreated=" << DummyTbl::nbCreated
731  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
732  trace.endBlock();
733 
734  trace.beginBlock ( "Clone: #DummyTbl with (const DummyTbl &) to CowPtr<DummyTbl> member. Duplication (+1/0)" );
735  CloneToCowMember c02( a1 ); // +1/0
736  trace.info() << "D: d1.value() = " << c02.value() << std::endl;
737  ++nb, nbok += DummyTbl::nbCreated==4 ? 1 : 0;
738  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
739  trace.info() << "(" << nbok << "/" << nb << ")"
740  << " nbCreated=" << DummyTbl::nbCreated
741  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
742  trace.endBlock();
743 
744  trace.beginBlock ( "Clone: #DummyTbl with (CowPtr<DummyTbl> &) to CowPtr<DummyTbl> member. Lazy duplication (0/0)" );
745  CloneToCowMember c22( cow_a1 ); // +0/0
746  trace.info() << "D: d1.value() = " << c22.value() << std::endl;
747  ++nb, nbok += DummyTbl::nbCreated==4 ? 1 : 0;
748  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
749  trace.info() << "(" << nbok << "/" << nb << ")"
750  << " nbCreated=" << DummyTbl::nbCreated
751  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
752  c22.setValue( 17 );
753  trace.info() << "D: d1.setValue( 17 ) -> now duplicating " << std::endl;
754  trace.info() << "D: d1.value() = " << c22.value() << std::endl;
755  ++nb, nbok += DummyTbl::nbCreated==5 ? 1 : 0;
756  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
757  trace.info() << "(" << nbok << "/" << nb << ")"
758  << " nbCreated=" << DummyTbl::nbCreated
759  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
760  trace.endBlock();
761 
762  trace.beginBlock ( "Clone: #DummyTbl with (CountedPtr<DummyTbl> &) to CowPtr<DummyTbl> member. Lazy duplication (0/0)" );
763  CloneToCowMember c32( counted_a1 ); // +0/0
764  trace.info() << "D: d1.value() = " << c32.value() << std::endl;
765  ++nb, nbok += DummyTbl::nbCreated==5 ? 1 : 0;
766  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
767  trace.info() << "(" << nbok << "/" << nb << ")"
768  << " nbCreated=" << DummyTbl::nbCreated
769  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
770  c32.setValue( 21 );
771  trace.info() << "D: d1.setValue( 21 ) -> now duplicating " << std::endl;
772  trace.info() << "D: d1.value() = " << c32.value() << std::endl;
773  ++nb, nbok += DummyTbl::nbCreated==6 ? 1 : 0;
774  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
775  trace.info() << "(" << nbok << "/" << nb << ")"
776  << " nbCreated=" << DummyTbl::nbCreated
777  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
778  trace.endBlock();
779 
780  trace.beginBlock ( "Clone: #DummyTbl with (DummyTbl*) to DummyTbl member. Acquisition, duplication, delete (+2/+1)" );
781  CloneToValueMember c10( new DummyTbl( 50, 2 ) ); // +2/+1
782  trace.info() << "D: d1.value() = " << c10.value() << std::endl;
783  ++nb, nbok += DummyTbl::nbCreated==8 ? 1 : 0;
784  ++nb, nbok += DummyTbl::nbDeleted==1 ? 1 : 0;
785  trace.info() << "(" << nbok << "/" << nb << ")"
786  << " nbCreated=" << DummyTbl::nbCreated
787  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
788  trace.endBlock();
789 
790  trace.beginBlock ( "Clone: #DummyTbl with (DummyTbl*) to CowPtr<DummyTbl> member. Acquisition, no duplication (+1/0)" );
791  CloneToCowMember c12( new DummyTbl( 50, 15 ) ); // +1/0
792  trace.info() << "D: d1.value() = " << c12.value() << std::endl;
793  ++nb, nbok += DummyTbl::nbCreated==9 ? 1 : 0;
794  ++nb, nbok += DummyTbl::nbDeleted==1 ? 1 : 0;
795  trace.info() << "(" << nbok << "/" << nb << ")"
796  << " nbCreated=" << DummyTbl::nbCreated
797  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
798  trace.endBlock();
799 
800  trace.beginBlock ( "Clone: #DummyTbl with (const DummyTbl&) to DummyTbl* member. Duplication (+1/0)" );
801  CloneToPtrMember c01( a1 ); // +1/0
802  trace.info() << "D: d1.value() = " << c01.value() << std::endl;
803  ++nb, nbok += DummyTbl::nbCreated==10 ? 1 : 0;
804  ++nb, nbok += DummyTbl::nbDeleted==1 ? 1 : 0;
805  trace.info() << "(" << nbok << "/" << nb << ")"
806  << " nbCreated=" << DummyTbl::nbCreated
807  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
808  trace.endBlock();
809 
810  trace.beginBlock ( "Clone: #DummyTbl with (DummyTbl*) to DummyTbl* member. Acquisition (+1/0)" );
811  CloneToPtrMember c11( new DummyTbl( 50, 42 ) ); // +1/0
812  trace.info() << "D: d1.value() = " << c11.value() << std::endl;
813  ++nb, nbok += DummyTbl::nbCreated==11 ? 1 : 0;
814  ++nb, nbok += DummyTbl::nbDeleted==1 ? 1 : 0;
815  trace.info() << "(" << nbok << "/" << nb << ")"
816  << " nbCreated=" << DummyTbl::nbCreated
817  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
818  trace.endBlock();
819 
820  trace.beginBlock ( "Clone: #DummyTbl with (CowPtr<DummyTbl>) to DummyTbl* member. Duplication (+1/0)" );
821  CloneToPtrMember c21( cow_a1 ); // +1/0
822  trace.info() << "D: d1.value() = " << c21.value() << std::endl;
823  ++nb, nbok += DummyTbl::nbCreated==12 ? 1 : 0;
824  ++nb, nbok += DummyTbl::nbDeleted==1 ? 1 : 0;
825  trace.info() << "(" << nbok << "/" << nb << ")"
826  << " nbCreated=" << DummyTbl::nbCreated
827  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
828  trace.endBlock();
829 
830  trace.beginBlock ( "Clone: #DummyTbl with (CountedPtr<DummyTbl>) to DummyTbl* member. Duplication (+1/0)" );
831  CloneToPtrMember c31( counted_a1 ); // +1/0
832  trace.info() << "D: d1.value() = " << c31.value() << std::endl;
833  ++nb, nbok += DummyTbl::nbCreated==13 ? 1 : 0;
834  ++nb, nbok += DummyTbl::nbDeleted==1 ? 1 : 0;
835  trace.info() << "(" << nbok << "/" << nb << ")"
836  << " nbCreated=" << DummyTbl::nbCreated
837  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
838  trace.endBlock();
839 
840  trace.beginBlock ( "Clone: #DummyTbl with (DummyTbl &&) to DummyTbl member. Duplication by move (+2/+1/+1)" );
841  CloneToValueMember c40( DummyTbl( 50, -4 ) ); // +2/+1/+1
842  trace.info() << "D: d1.value() = " << c40.value() << std::endl;
843  ++nb, nbok += DummyTbl::nbCreated==15 ? 1 : 0;
844  ++nb, nbok += DummyTbl::nbDeleted==2 ? 1 : 0;
845  ++nb, nbok += DummyTbl::nbMoved==1 ? 1 : 0;
846  trace.info() << "(" << nbok << "/" << nb << ")"
847  << " nbCreated=" << DummyTbl::nbCreated
848  << " nbDeleted=" << DummyTbl::nbDeleted
849  << " nbMoved=" << DummyTbl::nbMoved
850  << std::endl;
851  trace.endBlock();
852 
853  trace.beginBlock ( "Clone: #DummyTbl with (DummyTbl &&) to CowPtr<DummyTbl> member. Duplication by move (+2/+1/+1)" );
854  CloneToCowMember c42( DummyTbl( 50, -9 ) ); // +2/+1/+1
855  trace.info() << "D: d1.value() = " << c42.value() << std::endl;
856  ++nb, nbok += DummyTbl::nbCreated==17 ? 1 : 0;
857  ++nb, nbok += DummyTbl::nbDeleted==3 ? 1 : 0;
858  ++nb, nbok += DummyTbl::nbMoved==2 ? 1 : 0;
859  trace.info() << "(" << nbok << "/" << nb << ")"
860  << " nbCreated=" << DummyTbl::nbCreated
861  << " nbDeleted=" << DummyTbl::nbDeleted
862  << " nbMoved=" << DummyTbl::nbMoved
863  << std::endl;
864  trace.endBlock();
865 
866  trace.beginBlock ( "Clone: #DummyTbl with (DummyTbl &&) to DummyTbl* member. Duplication by move (+2/+1/+1)" );
867  CloneToCowMember c41( DummyTbl( 50, -12 ) ); // +2/+1/+1
868  trace.info() << "D: d1.value() = " << c41.value() << std::endl;
869  ++nb, nbok += DummyTbl::nbCreated==19 ? 1 : 0;
870  ++nb, nbok += DummyTbl::nbDeleted==4 ? 1 : 0;
871  ++nb, nbok += DummyTbl::nbMoved==3 ? 1 : 0;
872  trace.info() << "(" << nbok << "/" << nb << ")"
873  << " nbCreated=" << DummyTbl::nbCreated
874  << " nbDeleted=" << DummyTbl::nbDeleted
875  << " nbMoved=" << DummyTbl::nbMoved
876  << std::endl;
877  trace.endBlock();
878 
879  trace.endBlock();
880 
881  return nbok == nb;
882 }
void beginBlock(const std::string &keyword="")
Trace trace
Definition: Common.h:137
double endBlock()
std::ostream & info()

◆ testCloneTimings()

bool testCloneTimings ( )

Definition at line 884 of file testClone2.cpp.

References DGtal::Trace::beginBlock(), DGtal::Trace::endBlock(), DGtal::Trace::info(), and DGtal::trace.

Referenced by main().

885 {
886  unsigned int nb = 0;
887  unsigned int nbok = 0;
888  int size = 10;
889  trace.beginBlock ( "Testing Clone timings." );
890 
891  trace.beginBlock ( "Total perimeter of triangles with by-value parameter passing." );
892  double t1 = computeTriangles<TriangleByValue>( size );
893  trace.info() << "Perimeter is " << t1 << std::endl;
894  ++nb, nbok += Point::nbCreated == Point::nbDeleted ? 1 : 0;
895  trace.info() << "(" << nbok << "/" << nb << ")"
896  << " Point nbCreated=" << Point::nbCreated
897  << " nbDeleted=" << Point::nbDeleted << std::endl;
898  int nbC = Point::nbCreated;
899  Point::reset();
900  trace.endBlock();
901  trace.beginBlock ( "Total perimeter of triangles with by-const reference parameter passing." );
902  double t2 = computeTriangles<TriangleByConstReference>( size );
903  trace.info() << "Perimeter is " << t2 << std::endl;
904  ++nb, nbok += Point::nbCreated == Point::nbDeleted ? 1 : 0;
905  ++nb, nbok += Point::nbCreated < nbC ? 1 : 0;
906  trace.info() << "(" << nbok << "/" << nb << ")"
907  << " Point nbCreated=" << Point::nbCreated
908  << " nbDeleted=" << Point::nbDeleted << std::endl;
909  Point::reset();
910  trace.endBlock();
911  trace.beginBlock ( "Total perimeter of triangles with by Clone parameter passing." );
912  double t4 = computeTriangles<TriangleByClone>( size );
913  trace.info() << "Perimeter is " << t4 << std::endl;
914  ++nb, nbok += Point::nbCreated == Point::nbDeleted ? 1 : 0;
915  ++nb, nbok += Point::nbCreated < nbC ? 1 : 0;
916  trace.info() << "(" << nbok << "/" << nb << ")"
917  << " Point nbCreated=" << Point::nbCreated
918  << " nbDeleted=" << Point::nbDeleted << std::endl;
919  Point::reset();
920  trace.endBlock();
921  trace.beginBlock ( "Total perimeter of triangles with by CloneAndCow parameter passing." );
922  double t5 = computeTriangles<TriangleByCloneAndCow>( size );
923  trace.info() << "Perimeter is " << t5 << std::endl;
924  ++nb, nbok += Point::nbCreated == Point::nbDeleted ? 1 : 0;
925  ++nb, nbok += Point::nbCreated < nbC ? 1 : 0;
926  trace.info() << "(" << nbok << "/" << nb << ")"
927  << " Point nbCreated=" << Point::nbCreated
928  << " nbDeleted=" << Point::nbDeleted << std::endl;
929  Point::reset();
930  trace.endBlock();
931  trace.beginBlock ( "Total perimeter of triangles with CowPtr by CloneAndCow parameter passing." );
932  double t6 = computeTrianglesByCowPtr<TriangleByCloneAndCow>( size );
933  trace.info() << "Perimeter is " << t6 << std::endl;
934  ++nb, nbok += Point::nbCreated == Point::nbDeleted ? 1 : 0;
935  ++nb, nbok += Point::nbCreated < nbC ? 1 : 0;
936  trace.info() << "(" << nbok << "/" << nb << ")"
937  << " Point nbCreated=" << Point::nbCreated
938  << " nbDeleted=" << Point::nbDeleted << std::endl;
939  Point::reset();
940  trace.endBlock();
941 
942  trace.endBlock();
943 
944  return nb == nbok;
945 }
void beginBlock(const std::string &keyword="")
Trace trace
Definition: Common.h:137
double endBlock()
std::ostream & info()

◆ testConstAliasCases()

bool testConstAliasCases ( )

ConstAlias: Performs without unnecessary duplicates "parameter -> member data"

  • const A & -> const A & // no duplication (checked)
  • const A* -> const A & // no duplication, exception if null (checked)
  • const A & -> const A* // no duplication (checked)
  • const A* -> const A* // no duplication (checked)
  • CountedPtr -> CowPtr // potential lazy duplication (checked)
  • CowPtr -> CowPtr // potential lazy duplication (checked)

Definition at line 576 of file testClone2.cpp.

References DGtal::Trace::beginBlock(), DGtal::Trace::endBlock(), DGtal::Trace::info(), and DGtal::trace.

Referenced by main().

577 {
578  unsigned int nb = 0;
579  unsigned int nbok = 0;
580  DummyTbl a1( 100, 10 ); // +1/0
581  DummyTbl* ptr_a2 = new DummyTbl( 100, 18 ); // +1/0
582  CountedPtr<DummyTbl> counted_a1( new DummyTbl( 100, 12 ) ); // +1/0
583  CowPtr<DummyTbl> cow_a1( new DummyTbl( 100, 16 ) ); // +1/0
584  DummyTbl::reset();
585  trace.beginBlock ( "Testing class ConstAlias." );
586 
587  /*
588  - const A & -> const A & // no duplication
589  - const A* -> const A & // no duplication, exception if null
590  - const A & -> const A* // no duplication
591  - const A* -> const A* // no duplication
592  - CountedPtr<A> -> CowPtr<A> // potential lazy duplication
593  - CowPtr<A> -> CowPtr<A> // potential lazy duplication
594  */
595  trace.beginBlock ( "ConstAlias: #DummyTbl with const DummyTbl& to const DummyTbl& member. no duplication (0/0)" );
596  ConstAliasToConstRefMember c00( a1 ); // 0/0
597  trace.info() << "D: d1.value() = " << c00.value() << std::endl;
598  ++nb, nbok += DummyTbl::nbCreated==0 ? 1 : 0;
599  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
600  trace.info() << "(" << nbok << "/" << nb << ")"
601  << " nbCreated=" << DummyTbl::nbCreated
602  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
603  trace.endBlock();
604 
605  trace.beginBlock ( "ConstAlias: #DummyTbl with const DummyTbl* to const DummyTbl& member. no duplication (0/0)" );
606  ConstAliasToConstRefMember c10( ptr_a2 ); // 0/0
607  trace.info() << "D: d1.value() = " << c10.value() << std::endl;
608  ++nb, nbok += DummyTbl::nbCreated==0 ? 1 : 0;
609  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
610  trace.info() << "(" << nbok << "/" << nb << ")"
611  << " nbCreated=" << DummyTbl::nbCreated
612  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
613  trace.endBlock();
614 
615  trace.beginBlock ( "ConstAlias: #DummyTbl with const DummyTbl& to const DummyTbl* member. no duplication (0/0)" );
616  ConstAliasToConstPtrMember c01( a1 ); // 0/0
617  trace.info() << "D: d1.value() = " << c01.value() << std::endl;
618  ++nb, nbok += DummyTbl::nbCreated==0 ? 1 : 0;
619  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
620  trace.info() << "(" << nbok << "/" << nb << ")"
621  << " nbCreated=" << DummyTbl::nbCreated
622  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
623  trace.endBlock();
624 
625  trace.beginBlock ( "ConstAlias: #DummyTbl with const DummyTbl* to const DummyTbl* member. no duplication (0/0)" );
626  ConstAliasToConstPtrMember c11( ptr_a2 ); // 0/0
627  trace.info() << "D: d1.value() = " << c11.value() << std::endl;
628  ++nb, nbok += DummyTbl::nbCreated==0 ? 1 : 0;
629  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
630  trace.info() << "(" << nbok << "/" << nb << ")"
631  << " nbCreated=" << DummyTbl::nbCreated
632  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
633  trace.endBlock();
634 
635  trace.beginBlock ( "ConstAlias: #DummyTbl with const DummyTbl* to CountedConstPtrOrConstPtr<DummyTbl> member. No duplication (0/0)" );
636  ConstAliasToCountedConstPtrOrConstPtrMember c17( ptr_a2 ); // 0/0
637  trace.info() << "D: d1.value() = " << c17.value() << std::endl;
638  ++nb, nbok += DummyTbl::nbCreated==0 ? 1 : 0;
639  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
640  trace.info() << "(" << nbok << "/" << nb << ")"
641  << " nbCreated=" << DummyTbl::nbCreated
642  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
643  trace.endBlock();
644 
645  trace.beginBlock ( "ConstAlias: #DummyTbl with const DummyTbl& to CountedConstPtrOrConstPtr<DummyTbl> member. No duplication (0/0)" );
646  ConstAliasToCountedConstPtrOrConstPtrMember c07( a1 ); // 0/0
647  trace.info() << "D: d1.value() = " << c07.value() << std::endl;
648  ++nb, nbok += DummyTbl::nbCreated==0 ? 1 : 0;
649  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
650  trace.info() << "(" << nbok << "/" << nb << ")"
651  << " nbCreated=" << DummyTbl::nbCreated
652  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
653  trace.endBlock();
654 
655  trace.beginBlock ( "ConstAlias: #DummyTbl with CountedPtr<DummyTbl> to CountedConstPtrOrConstPtr<DummyTbl> member. No duplication (0/0)" );
656  ConstAliasToCountedConstPtrOrConstPtrMember c37( counted_a1 ); // 0/0
657  trace.info() << "D: d1.value() = " << c37.value() << std::endl;
658  ++nb, nbok += DummyTbl::nbCreated==0 ? 1 : 0;
659  ++nb, nbok += DummyTbl::nbDeleted==0 ? 1 : 0;
660  trace.info() << "(" << nbok << "/" << nb << ")"
661  << " nbCreated=" << DummyTbl::nbCreated
662  << " nbDeleted=" << DummyTbl::nbDeleted << std::endl;
663  trace.endBlock();
664 
665  // These lines do not compile.
666  // DummyTbl& ref_a1 = ConstAlias<DummyTbl>( a1 );
667  // DummyTbl* ptr_a1( & ConstAlias<DummyTbl>( a1 ) );
668 
669  trace.endBlock();
670 
671  delete ptr_a2;
672  return nbok == nb;
673 }
void beginBlock(const std::string &keyword="")
Trace trace
Definition: Common.h:137
double endBlock()
std::ostream & info()