COIN-OR::LEMON - Graph Library

source: lemon-1.0/test/maps_test.cc @ 116:b6bede534255

Last change on this file since 116:b6bede534255 was 94:a4688e4138ec, checked in by Peter Kovacs <kpeter@…>, 12 years ago

Fixes in the map concepts

  • Now Value type needn't be default constructible.
  • Extend the test file to check this.
File size: 10.5 KB
Line 
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
28using namespace lemon;
29using namespace lemon::concepts;
30
31struct A {};
32inline bool operator<(A, A) { return true; }
33struct B {};
34
35class C {
36  int x;
37public:
38  C(int _x) : x(_x) {}
39};
40
41class F {
42public:
43  typedef A argument_type;
44  typedef B result_type;
45
46  B operator()(const A&) const { return B(); }
47private:
48  F& operator=(const F&);
49};
50
51int func(A) { return 3; }
52
53int binc(int a, B) { return a+1; }
54
55typedef ReadMap<A, double> DoubleMap;
56typedef ReadWriteMap<A, double> DoubleWriteMap;
57typedef ReferenceMap<A, double, double&, const double&> DoubleRefMap;
58
59typedef ReadMap<A, bool> BoolMap;
60typedef ReadWriteMap<A, bool> BoolWriteMap;
61typedef ReferenceMap<A, bool, bool&, const bool&> BoolRefMap;
62
63int 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}
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