DGtal 1.4.0
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testModuloComputer.cpp File Reference
#include <iostream>
#include "DGtal/base/Common.h"
#include "DGtal/arithmetic/ModuloComputer.h"
#include "DGtal/kernel/NumberTraits.h"
Include dependency graph for testModuloComputer.cpp:

Go to the source code of this file.

Functions

bool testModuloComputer ()
 
int main (int argc, char **argv)
 

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
David Coeurjolly (david.nosp@m..coe.nosp@m.urjol.nosp@m.ly@l.nosp@m.iris..nosp@m.cnrs.nosp@m..fr ) Laboratoire d'InfoRmatique en Image et Systèmes d'information - LIRIS (CNRS, UMR 5205), CNRS, France
Date
2010/07/07

Functions for testing class ModuloComputer.

This file is part of the DGtal library.

Definition in file testModuloComputer.cpp.

Function Documentation

◆ main()

int main ( int argc,
char ** argv )

Definition at line 88 of file testModuloComputer.cpp.

89{
90 trace.beginBlock ( "Testing class ModuloComputer" );
91 trace.info() << "Args:";
92 for ( int i = 0; i < argc; ++i )
93 trace.info() << " " << argv[ i ];
94 trace.info() << endl;
95
96 bool res = testModuloComputer(); // && ... other tests
97 trace.emphase() << ( res ? "Passed." : "Error." ) << endl;
99 return res ? 0 : 1;
100}
void beginBlock(const std::string &keyword="")
std::ostream & emphase()
std::ostream & info()
double endBlock()
Trace trace
Definition Common.h:153
bool testModuloComputer()

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

◆ testModuloComputer()

bool testModuloComputer ( )

Example of a test. To be completed.

Definition at line 48 of file testModuloComputer.cpp.

49{
50 unsigned int nbok = 0;
51 unsigned int nb = 0;
52
53 trace.beginBlock ( "Testing block ..." );
54
55 //Construct an arithmetic modulo 15
56
57
58 ModuloComputer< int > modular(15);
59 typedef NumberTraits< int >::UnsignedVersion myUnsignedInteger;
60 myUnsignedInteger a;
61
62 a = modular.cast( 2 ); //a contains the value 2
63 nbok += (a == 2) ? 1 : 0;
64 nb++;
65 trace.info() << "a= "<<a<<std::endl;
66
67 a = modular.cast( -1 ); //a contains the value 14
68 nbok += (a== 14) ? 1 : 0;
69 nb++;
70 trace.info() << "a= "<<a<<std::endl;
71
72 modular.increment( a ); //a contains the value 0
73 nbok += (a== 0) ? 1 : 0;
74 nb++;
75 trace.info() << "a= "<<a<<std::endl;
76
77 nbok += 1;
78 nb++;
79 trace.info() << "(" << nbok << "/" << nb << ") " << std::endl;
81
82 return nbok == nb;
83}
implements basic functions on modular arithmetic.
Aim: The traits class for all models of Cinteger.

References DGtal::Trace::beginBlock(), DGtal::ModuloComputer< TInteger >::cast(), DGtal::Trace::endBlock(), DGtal::ModuloComputer< TInteger >::increment(), DGtal::Trace::info(), and DGtal::trace.

Referenced by main().