DGtal  1.1.0
testInteger.cpp
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1 
30 #include <iostream>
32 #include <string>
33 #include "DGtal/base/Common.h"
34 #include "DGtal/kernel/CInteger.h"
35 #include "DGtal/kernel/CUnsignedNumber.h"
37 
38 using namespace std;
39 using namespace DGtal;
40 
42 // Functions for testing class Integer.
44 
49 bool testInteger()
50 {
51  trace.beginBlock ( "Checking CInteger models ..." );
52  BOOST_CONCEPT_ASSERT(( concepts::CInteger<int> ));
53  BOOST_CONCEPT_ASSERT(( concepts::CInteger<DGtal::int16_t> ));
54 
55  trace.info() << " - max int16 = " << NumberTraits<DGtal::int16_t>::max()
56  << std::endl;
57  trace.info() << " - min int16 = " << NumberTraits<DGtal::int16_t>::min()
58  << std::endl;
59  trace.info() << " - max int32 = " << NumberTraits<DGtal::int32_t>::max()
60  << std::endl;
61  trace.info() << " - min int32 = " << NumberTraits<DGtal::int32_t>::min()
62  << std::endl;
63  trace.info() << " - max int64 = " << NumberTraits<DGtal::int64_t>::max()
64  << std::endl;
65  trace.info() << " - min int64 = " << NumberTraits<DGtal::int64_t>::min()
66  << std::endl;
67  trace.info() << " - max uint16 = " << NumberTraits<DGtal::uint16_t>::max()
68  << std::endl;
69  trace.info() << " - min uint16 = " << NumberTraits<DGtal::uint16_t>::min()
70  << std::endl;
71  trace.info() << " - max uint32 = " << NumberTraits<DGtal::uint32_t>::max()
72  << std::endl;
73  trace.info() << " - min uint32 = " << NumberTraits<DGtal::uint32_t>::min()
74  << std::endl;
75  trace.info() << " - max uint64 = " << NumberTraits<DGtal::uint64_t>::max()
76  << std::endl;
77  trace.info() << " - min uint64 = " << NumberTraits<DGtal::uint64_t>::min()
78  << std::endl;
79 
80  trace.endBlock();
81 
82  trace.beginBlock ( "Checking CUnsignedInteger models ..." );
83  BOOST_CONCEPT_ASSERT(( concepts::CUnsignedNumber<unsigned int> ));
84  trace.endBlock();
85 
86  trace.beginBlock ( "Checking NumberTraits on built-in OS dependent types ..." );
87  trace.warning() << "If digits() returns 0, the type is not considered in specilizations"<<endl;
88  trace.info() << " - digits int = " << NumberTraits<int>::digits()<< std::endl;
89  trace.info() << " - digits unsigned int = " << NumberTraits<unsigned int>::digits()<< std::endl;
90  trace.info() << " - digits long int = " << NumberTraits<long int>::digits()<< std::endl;
91  trace.endBlock();
92  return true;
93 }
94 
96 // Standard services - public :
97 
98 int main( int argc, char** argv )
99 {
100  trace.beginBlock ( "Testing class Integer" );
101  trace.info() << "Args:";
102  for ( int i = 0; i < argc; ++i )
103  trace.info() << " " << argv[ i ];
104  trace.info() << endl;
105 
106  bool res = testInteger(); // && ... other tests
107  trace.emphase() << ( res ? "Passed." : "Error." ) << endl;
108  trace.endBlock();
109  return res ? 0 : 1;
110 }
111 // //
DGtal::concepts::CUnsignedNumber
Aim: Concept checking for Unsigned numbers. Models of this concept should be listed in NumberTraits c...
Definition: CUnsignedNumber.h:95
DGtal::Trace::endBlock
double endBlock()
DGtal::concepts::CInteger
Aim: Concept checking for Integer Numbers. More precisely, this concept is a refinement of both CEucl...
Definition: CInteger.h:88
max
int max(int a, int b)
Definition: testArithmeticalDSS.cpp:1108
DGtal::NumberTraits
Aim: The traits class for all models of Cinteger.
Definition: NumberTraits.h:533
DGtal::Trace::emphase
std::ostream & emphase()
DGtal::trace
Trace trace
Definition: Common.h:150
testInteger
bool testInteger()
Definition: testInteger.cpp:49
DGtal::Trace::beginBlock
void beginBlock(const std::string &keyword="")
main
int main(int argc, char **argv)
Definition: testInteger.cpp:98
DGtal::Trace::info
std::ostream & info()
DGtal
DGtal is the top-level namespace which contains all DGtal functions and types.
Definition: ClosedIntegerHalfPlane.h:49
DGtal::Trace::warning
std::ostream & warning()
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