test/maps_test.cc
author athos
Fri, 01 Jul 2005 16:10:46 +0000
changeset 1528 1aa71600000c
parent 1375 ebdce4f68ac4
child 1675 fa89ffb27a6d
permissions -rw-r--r--
Graph input-output demo, some documentation.
     1 #include <lemon/concept_check.h>
     2 #include <lemon/concept/maps.h>
     3 #include <lemon/maps.h>
     4 
     5 #include "test_tools.h"
     6 
     7 using namespace lemon;
     8 using namespace lemon::concept;
     9 
    10 struct A {};
    11 struct B {};
    12 class F
    13 {
    14 public:
    15   B operator()(const A &) const {return B();}
    16 };
    17 
    18 int func(A) {return 3;}
    19 
    20 typedef ReadMap<A,double> DoubleMap;
    21 
    22 int main()
    23 { // checking graph components
    24   
    25   checkConcept<ReadMap<A,B>, ReadMap<A,B> >();
    26   checkConcept<WriteMap<A,B>, WriteMap<A,B> >();
    27   checkConcept<ReadWriteMap<A,B>, ReadWriteMap<A,B> >();
    28   checkConcept<ReferenceMap<A,B,B&,const B&>, ReferenceMap<A,B,B&,const B&> >();
    29 
    30   checkConcept<ReadMap<A,double>, AddMap<DoubleMap,DoubleMap> >();
    31   checkConcept<ReadMap<A,double>, SubMap<DoubleMap,DoubleMap> >();
    32   checkConcept<ReadMap<A,double>, MulMap<DoubleMap,DoubleMap> >();
    33   checkConcept<ReadMap<A,double>, DivMap<DoubleMap,DoubleMap> >();
    34   checkConcept<ReadMap<A,double>, NegMap<DoubleMap> >();
    35   checkConcept<ReadMap<A,double>, AbsMap<DoubleMap> >();
    36   checkConcept<ReadMap<A,double>, ShiftMap<DoubleMap> >();
    37   checkConcept<ReadMap<A,double>, ScaleMap<DoubleMap> >();
    38   
    39   checkConcept<ReadMap<B,double>, ComposeMap<DoubleMap,ReadMap<B,A> > >();
    40 
    41   checkConcept<ReadMap<A,B>, FunctorMap<A,B,F> >();
    42 
    43   int a;
    44   
    45   a=mapFunctor(constMap<A,int>(2))(A());
    46   check(a==2,"Something is wrong with mapFunctor");
    47 
    48   B b;
    49   b=functorMap<A,B>(F())[A()];
    50 
    51   a=functorMap<A,int>(&func)[A()];
    52   check(a==3,"Something is wrong with functorMap");
    53 
    54   std::cout << __FILE__ ": All tests passed.\n";
    55   
    56   return 0;
    57 }