lemon: test/maps_test.cc@70f3967ca6eb

     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  */

    19 #include <deque>

    20 #include <set>

    22 #include <lemon/concept_check.h>

    23 #include <lemon/concepts/maps.h>

    24 #include <lemon/maps.h>

    26 #include "test_tools.h"

    28 using namespace lemon;

    29 using namespace lemon::concepts;

    31 struct A {};

    32 inline bool operator<(A, A) { return true; }

    33 struct B {};

    35 class C {

    36   int x;

    37 public:

    38   C(int _x) : x(_x) {}

    39 };

    41 class F {

    42 public:

    43   typedef A argument_type;

    44   typedef B result_type;

    46   B operator()(const A&) const { return B(); }

    47 private:

    48   F& operator=(const F&);

    49 };

    51 int func(A) { return 3; }

    53 int binc(int a, B) { return a+1; }

    55 typedef ReadMap<A, double> DoubleMap;

    56 typedef ReadWriteMap<A, double> DoubleWriteMap;

    57 typedef ReferenceMap<A, double, double&, const double&> DoubleRefMap;

    59 typedef ReadMap<A, bool> BoolMap;

    60 typedef ReadWriteMap<A, bool> BoolWriteMap;

    61 typedef ReferenceMap<A, bool, bool&, const bool&> BoolRefMap;

    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&> >();

    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   }

    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());

    92     checkConcept<ReadWriteMap<A,int>, ConstMap<A,int> >();

    93     check(constMap<A>(10)[A()] == 10, "Something is wrong with ConstMap");

    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   }

   102   // IdentityMap

   103   {

   104     checkConcept<ReadMap<A,A>, IdentityMap<A> >();

   105     IdentityMap<A> map1;

   106     IdentityMap<A> map2 = map1;

   107     map1 = identityMap<A>();

   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   }

   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());

   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   }

   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());

   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);

   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   }

   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>());

   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   }

   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>());

   177     check(combineMap(constMap<B,int,2>(), identityMap<B>(), &binc)[B()] == 3,

   178           "Something is wrong with CombineMap");

   179   }

   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()];

   189     checkConcept<ReadMap<A,B>, MapToFunctor<ReadMap<A,B> > >();

   190     MapToFunctor<ReadMap<A,B> > map(ReadMap<A,B>());

   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   }

   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   }

   207   // ForkMap

   208   {

   209     checkConcept<DoubleWriteMap, ForkMap<DoubleWriteMap, DoubleWriteMap> >();

   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   }

   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> >();

   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");

   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> >();

   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   }

   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> >();

   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");

   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   }

   301   return 0;

   302 }

author	Alpar Juttner <alpar@cs.elte.hu>
	Thu, 20 Mar 2008 12:12:24 +0000
changeset 101	70f3967ca6eb
parent 82	bce6c8f93d10
child 123	8899d1891a3c
permissions	-rw-r--r--