test/maps_test.cc
author Alpar Juttner <alpar@cs.elte.hu>
Sat, 12 Apr 2008 19:41:48 +0100
changeset 121 91c0fed3181e
parent 82 bce6c8f93d10
child 123 8899d1891a3c
permissions -rw-r--r--
Change SubNoCounter to NoSubCounter
     1 /* -*- C++ -*-
     2  *
     3  * This file is a part of LEMON, a generic C++ optimization library
     4  *
     5  * Copyright (C) 2003-2008
     6  * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
     7  * (Egervary Research Group on Combinatorial Optimization, EGRES).
     8  *
     9  * Permission to use, modify and distribute this software is granted
    10  * provided that this copyright notice appears in all copies. For
    11  * precise terms see the accompanying LICENSE file.
    12  *
    13  * This software is provided "AS IS" with no warranty of any kind,
    14  * express or implied, and with no claim as to its suitability for any
    15  * purpose.
    16  *
    17  */
    18 
    19 #include <deque>
    20 #include <set>
    21 
    22 #include <lemon/concept_check.h>
    23 #include <lemon/concepts/maps.h>
    24 #include <lemon/maps.h>
    25 
    26 #include "test_tools.h"
    27 
    28 using namespace lemon;
    29 using namespace lemon::concepts;
    30 
    31 struct A {};
    32 inline bool operator<(A, A) { return true; }
    33 struct B {};
    34 
    35 class C {
    36   int x;
    37 public:
    38   C(int _x) : x(_x) {}
    39 };
    40 
    41 class F {
    42 public:
    43   typedef A argument_type;
    44   typedef B result_type;
    45 
    46   B operator()(const A&) const { return B(); }
    47 private:
    48   F& operator=(const F&);
    49 };
    50 
    51 int func(A) { return 3; }
    52 
    53 int binc(int a, B) { return a+1; }
    54 
    55 typedef ReadMap<A, double> DoubleMap;
    56 typedef ReadWriteMap<A, double> DoubleWriteMap;
    57 typedef ReferenceMap<A, double, double&, const double&> DoubleRefMap;
    58 
    59 typedef ReadMap<A, bool> BoolMap;
    60 typedef ReadWriteMap<A, bool> BoolWriteMap;
    61 typedef ReferenceMap<A, bool, bool&, const bool&> BoolRefMap;
    62 
    63 int main()
    64 {
    65   // Map concepts
    66   checkConcept<ReadMap<A,B>, ReadMap<A,B> >();
    67   checkConcept<ReadMap<A,C>, ReadMap<A,C> >();
    68   checkConcept<WriteMap<A,B>, WriteMap<A,B> >();
    69   checkConcept<WriteMap<A,C>, WriteMap<A,C> >();
    70   checkConcept<ReadWriteMap<A,B>, ReadWriteMap<A,B> >();
    71   checkConcept<ReadWriteMap<A,C>, ReadWriteMap<A,C> >();
    72   checkConcept<ReferenceMap<A,B,B&,const B&>, ReferenceMap<A,B,B&,const B&> >();
    73   checkConcept<ReferenceMap<A,C,C&,const C&>, ReferenceMap<A,C,C&,const C&> >();
    74 
    75   // NullMap
    76   {
    77     checkConcept<ReadWriteMap<A,B>, NullMap<A,B> >();
    78     NullMap<A,B> map1;
    79     NullMap<A,B> map2 = map1;
    80     map1 = nullMap<A,B>();
    81   }
    82 
    83   // ConstMap
    84   {
    85     checkConcept<ReadWriteMap<A,B>, ConstMap<A,B> >();
    86     ConstMap<A,B> map1;
    87     ConstMap<A,B> map2(B());
    88     ConstMap<A,B> map3 = map1;
    89     map1 = constMap<A>(B());
    90     map1.setAll(B());
    91 
    92     checkConcept<ReadWriteMap<A,int>, ConstMap<A,int> >();
    93     check(constMap<A>(10)[A()] == 10, "Something is wrong with ConstMap");
    94 
    95     checkConcept<ReadWriteMap<A,int>, ConstMap<A,Const<int,10> > >();
    96     ConstMap<A,Const<int,10> > map4;
    97     ConstMap<A,Const<int,10> > map5 = map4;
    98     map4 = map5;
    99     check(map4[A()] == 10 && map5[A()] == 10, "Something is wrong with ConstMap");
   100   }
   101 
   102   // IdentityMap
   103   {
   104     checkConcept<ReadMap<A,A>, IdentityMap<A> >();
   105     IdentityMap<A> map1;
   106     IdentityMap<A> map2 = map1;
   107     map1 = identityMap<A>();
   108 
   109     checkConcept<ReadMap<double,double>, IdentityMap<double> >();
   110     check(identityMap<double>()[1.0] == 1.0 && identityMap<double>()[3.14] == 3.14,
   111           "Something is wrong with IdentityMap");
   112   }
   113 
   114   // RangeMap
   115   {
   116     checkConcept<ReferenceMap<int,B,B&,const B&>, RangeMap<B> >();
   117     RangeMap<B> map1;
   118     RangeMap<B> map2(10);
   119     RangeMap<B> map3(10,B());
   120     RangeMap<B> map4 = map1;
   121     RangeMap<B> map5 = rangeMap<B>();
   122     RangeMap<B> map6 = rangeMap<B>(10);
   123     RangeMap<B> map7 = rangeMap(10,B());
   124 
   125     checkConcept< ReferenceMap<int, double, double&, const double&>,
   126                   RangeMap<double> >();
   127     std::vector<double> v(10, 0);
   128     v[5] = 100;
   129     RangeMap<double> map8(v);
   130     RangeMap<double> map9 = rangeMap(v);
   131     check(map9.size() == 10 && map9[2] == 0 && map9[5] == 100,
   132           "Something is wrong with RangeMap");
   133   }
   134 
   135   // SparseMap
   136   {
   137     checkConcept<ReferenceMap<A,B,B&,const B&>, SparseMap<A,B> >();
   138     SparseMap<A,B> map1;
   139     SparseMap<A,B> map2(B());
   140     SparseMap<A,B> map3 = sparseMap<A,B>();
   141     SparseMap<A,B> map4 = sparseMap<A>(B());
   142 
   143     checkConcept< ReferenceMap<double, int, int&, const int&>,
   144                   SparseMap<double, int> >();
   145     std::map<double, int> m;
   146     SparseMap<double, int> map5(m);
   147     SparseMap<double, int> map6(m,10);
   148     SparseMap<double, int> map7 = sparseMap(m);
   149     SparseMap<double, int> map8 = sparseMap(m,10);
   150 
   151     check(map5[1.0] == 0 && map5[3.14] == 0 && map6[1.0] == 10 && map6[3.14] == 10,
   152           "Something is wrong with SparseMap");
   153     map5[1.0] = map6[3.14] = 100;
   154     check(map5[1.0] == 100 && map5[3.14] == 0 && map6[1.0] == 10 && map6[3.14] == 100,
   155           "Something is wrong with SparseMap");
   156   }
   157 
   158   // ComposeMap
   159   {
   160     typedef ComposeMap<DoubleMap, ReadMap<B,A> > CompMap;
   161     checkConcept<ReadMap<B,double>, CompMap>();
   162     CompMap map1(DoubleMap(),ReadMap<B,A>());
   163     CompMap map2 = composeMap(DoubleMap(), ReadMap<B,A>());
   164 
   165     SparseMap<double, bool> m1(false); m1[3.14] = true;
   166     RangeMap<double> m2(2); m2[0] = 3.0; m2[1] = 3.14;
   167     check(!composeMap(m1,m2)[0] && composeMap(m1,m2)[1], "Something is wrong with ComposeMap")
   168   }
   169 
   170   // CombineMap
   171   {
   172     typedef CombineMap<DoubleMap, DoubleMap, std::plus<double> > CombMap;
   173     checkConcept<ReadMap<A,double>, CombMap>();
   174     CombMap map1(DoubleMap(), DoubleMap());
   175     CombMap map2 = combineMap(DoubleMap(), DoubleMap(), std::plus<double>());
   176 
   177     check(combineMap(constMap<B,int,2>(), identityMap<B>(), &binc)[B()] == 3,
   178           "Something is wrong with CombineMap");
   179   }
   180 
   181   // FunctorToMap, MapToFunctor
   182   {
   183     checkConcept<ReadMap<A,B>, FunctorToMap<F,A,B> >();
   184     checkConcept<ReadMap<A,B>, FunctorToMap<F> >();
   185     FunctorToMap<F> map1;
   186     FunctorToMap<F> map2(F());
   187     B b = functorToMap(F())[A()];
   188 
   189     checkConcept<ReadMap<A,B>, MapToFunctor<ReadMap<A,B> > >();
   190     MapToFunctor<ReadMap<A,B> > map(ReadMap<A,B>());
   191 
   192     check(functorToMap(&func)[A()] == 3, "Something is wrong with FunctorToMap");
   193     check(mapToFunctor(constMap<A,int>(2))(A()) == 2, "Something is wrong with MapToFunctor");
   194     check(mapToFunctor(functorToMap(&func))(A()) == 3 && mapToFunctor(functorToMap(&func))[A()] == 3,
   195           "Something is wrong with FunctorToMap or MapToFunctor");
   196     check(functorToMap(mapToFunctor(constMap<A,int>(2)))[A()] == 2,
   197           "Something is wrong with FunctorToMap or MapToFunctor");
   198   }
   199 
   200   // ConvertMap
   201   {
   202     checkConcept<ReadMap<double,double>, ConvertMap<ReadMap<double, int>, double> >();
   203     ConvertMap<RangeMap<bool>, int> map1(rangeMap(1, true));
   204     ConvertMap<RangeMap<bool>, int> map2 = convertMap<int>(rangeMap(2, false));
   205   }
   206 
   207   // ForkMap
   208   {
   209     checkConcept<DoubleWriteMap, ForkMap<DoubleWriteMap, DoubleWriteMap> >();
   210 
   211     typedef RangeMap<double> RM;
   212     typedef SparseMap<int, double> SM;
   213     RM m1(10, -1);
   214     SM m2(-1);
   215     checkConcept<ReadWriteMap<int, double>, ForkMap<RM, SM> >();
   216     checkConcept<ReadWriteMap<int, double>, ForkMap<SM, RM> >();
   217     ForkMap<RM, SM> map1(m1,m2);
   218     ForkMap<SM, RM> map2 = forkMap(m2,m1);
   219     map2.set(5, 10);
   220     check(m1[1] == -1 && m1[5] == 10 && m2[1] == -1 && m2[5] == 10 && map2[1] == -1 && map2[5] == 10,
   221           "Something is wrong with ForkMap");
   222   }
   223 
   224   // Arithmetic maps:
   225   // - AddMap, SubMap, MulMap, DivMap
   226   // - ShiftMap, ShiftWriteMap, ScaleMap, ScaleWriteMap
   227   // - NegMap, NegWriteMap, AbsMap
   228   {
   229     checkConcept<DoubleMap, AddMap<DoubleMap,DoubleMap> >();
   230     checkConcept<DoubleMap, SubMap<DoubleMap,DoubleMap> >();
   231     checkConcept<DoubleMap, MulMap<DoubleMap,DoubleMap> >();
   232     checkConcept<DoubleMap, DivMap<DoubleMap,DoubleMap> >();
   233 
   234     ConstMap<int, double> c1(1.0), c2(3.14);
   235     IdentityMap<int> im;
   236     ConvertMap<IdentityMap<int>, double> id(im);
   237     check(addMap(c1,id)[0] == 1.0  && addMap(c1,id)[10] == 11.0, "Something is wrong with AddMap");
   238     check(subMap(id,c1)[0] == -1.0 && subMap(id,c1)[10] == 9.0,  "Something is wrong with SubMap");
   239     check(mulMap(id,c2)[0] == 0    && mulMap(id,c2)[2]  == 6.28, "Something is wrong with MulMap");
   240     check(divMap(c2,id)[1] == 3.14 && divMap(c2,id)[2]  == 1.57, "Something is wrong with DivMap");
   241 
   242     checkConcept<DoubleMap, ShiftMap<DoubleMap> >();
   243     checkConcept<DoubleWriteMap, ShiftWriteMap<DoubleWriteMap> >();
   244     checkConcept<DoubleMap, ScaleMap<DoubleMap> >();
   245     checkConcept<DoubleWriteMap, ScaleWriteMap<DoubleWriteMap> >();
   246     checkConcept<DoubleMap, NegMap<DoubleMap> >();
   247     checkConcept<DoubleWriteMap, NegWriteMap<DoubleWriteMap> >();
   248     checkConcept<DoubleMap, AbsMap<DoubleMap> >();
   249 
   250     check(shiftMap(id, 2.0)[1] == 3.0 && shiftMap(id, 2.0)[10] == 12.0,
   251           "Something is wrong with ShiftMap");
   252     check(shiftWriteMap(id, 2.0)[1] == 3.0 && shiftWriteMap(id, 2.0)[10] == 12.0,
   253           "Something is wrong with ShiftWriteMap");
   254     check(scaleMap(id, 2.0)[1] == 2.0 && scaleMap(id, 2.0)[10] == 20.0,
   255           "Something is wrong with ScaleMap");
   256     check(scaleWriteMap(id, 2.0)[1] == 2.0 && scaleWriteMap(id, 2.0)[10] == 20.0,
   257           "Something is wrong with ScaleWriteMap");
   258     check(negMap(id)[1] == -1.0 && negMap(id)[-10] == 10.0,
   259           "Something is wrong with NegMap");
   260     check(negWriteMap(id)[1] == -1.0 && negWriteMap(id)[-10] == 10.0,
   261           "Something is wrong with NegWriteMap");
   262     check(absMap(id)[1] == 1.0 && absMap(id)[-10] == 10.0,
   263           "Something is wrong with AbsMap");
   264   }
   265 
   266   // Logical maps:
   267   // - TrueMap, FalseMap
   268   // - AndMap, OrMap
   269   // - NotMap, NotWriteMap
   270   // - EqualMap, LessMap
   271   {
   272     checkConcept<BoolMap, TrueMap<A> >();
   273     checkConcept<BoolMap, FalseMap<A> >();
   274     checkConcept<BoolMap, AndMap<BoolMap,BoolMap> >();
   275     checkConcept<BoolMap, OrMap<BoolMap,BoolMap> >();
   276     checkConcept<BoolMap, NotMap<BoolMap> >();
   277     checkConcept<BoolWriteMap, NotWriteMap<BoolWriteMap> >();
   278     checkConcept<BoolMap, EqualMap<DoubleMap,DoubleMap> >();
   279     checkConcept<BoolMap, LessMap<DoubleMap,DoubleMap> >();
   280 
   281     TrueMap<int> tm;
   282     FalseMap<int> fm;
   283     RangeMap<bool> rm(2);
   284     rm[0] = true; rm[1] = false;
   285     check(andMap(tm,rm)[0] && !andMap(tm,rm)[1] && !andMap(fm,rm)[0] && !andMap(fm,rm)[1],
   286           "Something is wrong with AndMap");
   287     check(orMap(tm,rm)[0] && orMap(tm,rm)[1] && orMap(fm,rm)[0] && !orMap(fm,rm)[1],
   288           "Something is wrong with OrMap");
   289     check(!notMap(rm)[0] && notMap(rm)[1], "Something is wrong with NotMap");
   290     check(!notWriteMap(rm)[0] && notWriteMap(rm)[1], "Something is wrong with NotWriteMap");
   291 
   292     ConstMap<int, double> cm(2.0);
   293     IdentityMap<int> im;
   294     ConvertMap<IdentityMap<int>, double> id(im);
   295     check(lessMap(id,cm)[1] && !lessMap(id,cm)[2] && !lessMap(id,cm)[3],
   296           "Something is wrong with LessMap");
   297     check(!equalMap(id,cm)[1] && equalMap(id,cm)[2] && !equalMap(id,cm)[3],
   298           "Something is wrong with EqualMap");
   299   }
   300 
   301   return 0;
   302 }