COIN-OR::LEMON - Graph Library

source: lemon-0.x/src/test/unionfind_test.cc @ 774:4297098d9677

Last change on this file since 774:4297098d9677 was 774:4297098d9677, checked in by Alpar Juttner, 16 years ago

Merge back the whole branches/hugo++ to trunk.

File size: 4.7 KB
Line 
1#include <iostream>
2
3#include <hugo/maps.h>
4#include <hugo/unionfind.h>
5#include "test_tools.h"
6
7using namespace hugo;
8using namespace std;
9
10template <typename T>
11class BaseMap : public StdMap<int,T> {};
12
13typedef UnionFindEnum<int, BaseMap> UFE;
14
15void print(UFE const &ufe) {
16  UFE::ClassIt cit;
17  cout << "Print the classes of the structure:" << endl;
18  int i = 1;
19  for (ufe.first(cit); ufe.valid(cit); ufe.next(cit)) {
20    cout << "  " << i << " (" << cit << "):" << flush;
21    UFE::ItemIt iit;
22    for (ufe.first(iit, cit); ufe.valid(iit); ufe.next(iit)) {
23      cout << " " << iit << flush;
24    }
25    cout << endl;
26    i++;
27  }
28  cout << "done" << endl;
29}
30
31
32int main() {
33  UFE::MapType base;
34  UFE U(base);
35
36//   print(U);
37
38  cout << "Insert 1..." << endl;
39  U.insert(1);
40//   print(U);
41 
42  cout << "Insert 2..." << endl;
43  U.insert(2);
44//   print(U);
45 
46  cout << "Join 1 and 2..." << endl;
47  check(U.join(1,2),"Test failed.");
48//   print(U);
49
50  cout << "Insert 3, 4, 5, 6, 7..." << endl;
51  U.insert(3);
52  U.insert(4);
53  U.insert(5);
54  U.insert(6);
55  U.insert(7);
56//   print (U);
57
58  cout << "Join 1 - 4, 2 - 4 and 3 - 5 ..." << endl;
59  check(U.join(1,4),"Test failed.");
60  check(!U.join(2,4),"Test failed.");
61  check(U.join(3,5),"Test failed.");
62//   print(U);
63
64  cout << "Insert 8 to the component of 5 ..." << endl;
65  U.insert(8,5);
66//   print(U);
67
68  cout << "Size of the class of 4: " << U.size(4) << endl;
69  check(U.size(4) == 3,"Test failed.");
70  cout << "Size of the class of 5: " << U.size(5) << endl;
71  check(U.size(5) == 3,"Test failed.");
72  cout << "Size of the class of 6: " << U.size(6) << endl;
73  check(U.size(6) == 1,"Test failed.");
74  cout << "Size of the class of 2: " << U.size(2) << endl;
75  check(U.size(2) == 3,"Test failed.");
76
77  cout << "Insert 9 ..." << endl;
78  U.insert(9);
79//   print(U);
80  cout << "Insert 10 to the component of 9 ..." << endl;
81  U.insert(10,9);
82//   print(U);
83
84  cout << "Join 8 and 10..." << endl;
85  check(U.join(8,10),"Test failed.");
86//   print(U);
87
88  cout << "Move 9 to the class of 4 ..." << endl;
89  check(U.move(9,4),"Test failed.");
90//   print(U);
91
92  cout << "Move 9 to the class of 2 ..." << endl;
93  check(!U.move(9,2),"Test failed.");
94//   print(U);
95
96  cout << "Size of the class of 4: " << U.size(4) << endl;
97  check(U.size(4) == 4,"Test failed.");
98  cout << "Size of the class of 9: " << U.size(9) << endl;
99  check(U.size(9) == 4,"Test failed.");
100 
101  cout << "Move 5 to the class of 6 ..." << endl;
102  check(U.move(5,6),"Test failed.");
103//   print(U);
104
105  cout << "Size of the class of 5: " << U.size(5) << endl;
106  check(U.size(5) == 2,"Test failed.");
107  cout << "Size of the class of 8: " << U.size(8) << endl;
108  check(U.size(8) == 3,"Test failed.");
109
110  cout << "Move 7 to the class of 10 ..." << endl;
111  check(U.move(7,10),"Test failed.");
112//   print(U);
113
114  cout << "Size of the class of 7: " << U.size(7) << endl;
115  check(U.size(7) == 4,"Test failed.");
116
117  cout <<"Erase 9... " << endl;
118  U.erase(9);
119//   print(U);
120
121  cout <<"Erase 1... " << endl;
122  U.erase(1);
123//   print(U);
124
125  cout << "Size of the class of 4: " << U.size(4) << endl;
126  check(U.size(4) == 2,"Test failed.");
127  cout << "Size of the class of 2: " << U.size(2) << endl;
128  check(U.size(2) == 2,"Test failed.");
129
130
131  cout <<"Erase 1... " << endl;
132  U.erase(1);
133//   print(U);
134
135  cout <<"Erase 6... " << endl;
136  U.erase(6);
137//   print(U);
138
139  cout << "Split the class of 8... " << endl;
140  U.split(8);
141//   print(U);
142
143
144  cout << "Size of the class of 4: " << U.size(4) << endl;
145  check(U.size(4) == 2,"Test failed.");
146  cout << "Size of the class of 3: " << U.size(3) << endl;
147  check(U.size(3) == 1,"Test failed.");
148  cout << "Size of the class of 2: " << U.size(2) << endl;
149  check(U.size(2) == 2,"Test failed.");
150
151
152  cout << "Join 3 - 4 and 2 - 4 ..." << endl;
153  check(U.join(3,4),"Test failed.");
154  check(!U.join(2,4),"Test failed.");
155//   print(U);
156
157
158  cout << "Size of the class of 4: " << U.size(4) << endl;
159  check(U.size(4) == 3,"Test failed.");
160  cout << "Size of the class of 3: " << U.size(3) << endl;
161  check(U.size(3) == 3,"Test failed.");
162  cout << "Size of the class of 2: " << U.size(2) << endl;
163  check(U.size(2) == 3,"Test failed.");
164
165  cout << "makeRep(4)..." << endl;
166  U.makeRep(4);
167//   print(U);
168  cout << "makeRep(3)..." << endl;
169  U.makeRep(3);
170//   print(U);
171  cout << "makeRep(2)..." << endl;
172  U.makeRep(2);
173//   print(U);
174
175  cout << "Size of the class of 4: " << U.size(4) << endl;
176  check(U.size(4) == 3,"Test failed.");
177  cout << "Size of the class of 3: " << U.size(3) << endl;
178  check(U.size(3) == 3,"Test failed.");
179  cout << "Size of the class of 2: " << U.size(2) << endl;
180  check(U.size(2) == 3,"Test failed.");
181
182
183  cout << "eraseClass 4 ..." << endl;
184  U.eraseClass(4);
185//   print(U);
186
187  cout << "eraseClass 7 ..." << endl;
188  U.eraseClass(7);
189//   print(U);
190
191  cout << "done." << endl;
192}
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