COIN-OR::LEMON - Graph Library

source: lemon-0.x/src/work/klao/path_test.cc @ 320:190ecba15b33

Last change on this file since 320:190ecba15b33 was 227:cea88d0854a9, checked in by Mihaly Barasz, 21 years ago

aprosagok

File size: 4.6 KB
Line 
1#include <string>
2#include <iostream>
3
4#include <path.h>
5#include <list_graph.h>
6
7using namespace std;
8using namespace hugo;
9
10bool passed = true;
11
12void check(bool rc) {
13  passed = passed && rc;
14  if(!rc) {
15    cout << "Test failed!" << endl;
16  }
17}
18
19int main() {
20
21  typedef ListGraph::Node Node;
22  typedef ListGraph::Edge Edge;
23
24  ListGraph G;
25
26  Node s=G.addNode();
27  Node v1=G.addNode();
28  Node v2=G.addNode();
29  Node v3=G.addNode();
30  Node v4=G.addNode();
31  Node t=G.addNode();
32 
33  Edge e1 = G.addEdge(s, v1);
34  Edge e2 = G.addEdge(s, v2);
35  Edge e3 = G.addEdge(v1, v2);
36  Edge e4 = G.addEdge(v2, v1);
37  Edge e5 = G.addEdge(v1, v3);
38  Edge e6 = G.addEdge(v3, v2);
39  Edge e7 = G.addEdge(v2, v4);
40  Edge e8 = G.addEdge(v4, v3);
41  Edge e9 = G.addEdge(v3, t);
42  Edge e10 = G.addEdge(v4, t);
43
44  bool rc;
45
46  cout << "Ures path letrehozasa" << endl;
47  typedef Path<ListGraph> LPath;
48  LPath P(G);
49
50  cout << "P.length() == " << P.length() << endl;
51  check(P.length() == 0);
52
53  cout << "P.from() valid? " << G.valid(P.from()) << endl;
54  check(! G.valid(P.from()));
55
56  cout << "Hozzaadunk ket elet..." << endl;
57  check(P.pushBack(e1));
58  check(P.pushBack(e3));
59  cout << "P.length() == " << P.length() << endl;
60  check(P.length() == 2);
61
62  cout << "P.from() valid? " << G.valid(P.from()) << endl;
63  check(G.valid(P.from()));
64 
65  cout << "P.from()==s ? " << (P.from()==s) << endl;
66  check(P.from() == s);
67
68  cout << "Hozzaadunk egy nem illeszkedo elt." << endl;
69  rc = P.pushBack(e8);
70  cout << "Sukerult: " << rc << endl;
71  check(!rc);
72
73  cout << "Meg 3 el hozzaadasa, nem mind elore iranyu..." << endl;
74  check(P.pushBack(e6));
75  check(P.pushBack(e8));
76  check(P.pushBack(e10));
77
78  cout << "P.length() == " << P.length() << endl;
79  check(P.length() == 5);
80
81  cout << "P.from()==s ? " << (P.from()==s) << endl;
82  check(P.from() == s);
83  cout << "P.to()==t ? " << (P.to()==t) << endl;
84  check(P.to() == t);
85
86  cout << "Vegpont bellitasa: " << endl;
87  rc = P.setTo(v2);
88  cout << "Hibasra: " << rc << endl;
89  check(!rc);
90  rc = P.setTo(t);
91  cout << "Helyesre: " << rc << endl;
92  check(rc);
93
94  cout << "Elek iranyitasanak ellenorzese." << endl;
95  cout << "El: " << e1 << ", G.tail(el): " << G.head(e1) << endl;
96  check(G.tail(e1)==s);
97
98  cout << "Vegigiteralunk az eleken." << endl;
99  typedef LPath::NodeIt NodeIt;
100  typedef LPath::EdgeIt EdgeIt;
101  EdgeIt e = P.first<EdgeIt>();
102  int i=1;
103  for(; P.valid(e); P.next(e), ++i) {
104    cout << i << ". el: " << P.graphEdge(e)
105         << ", elore el? " << P.isForward(e) << endl;
106    if(i>=3 && i<5)
107      check(!P.isForward(e));
108    else
109      check(P.isForward(e));
110  }
111
112  {
113    cout << "Reszut letrehozasa: [2. el, 4. el)..." << endl;
114    LPath P2(P, P.nth<EdgeIt>(1), P.nth<EdgeIt>(3));
115
116    cout << "P2.length() == " << P2.length() << endl;
117    check(P2.length() == 2);
118   
119    cout << "P2.from()==v1 ? " << (P2.from()==v1) << endl;
120    check(P2.from() == v1);
121    cout << "P2.to()==v3 ? " << (P2.to()==v3) << endl;
122    check(P2.to() == v3);
123  }
124  {
125    cout << "Reszut letrehozasa: [1. el, 6. el)..." << endl;
126    LPath P2(P, P.nth<EdgeIt>(0), P.nth<EdgeIt>(5));
127
128    cout << "P2.length() == " << P2.length() << endl;
129    check(P2.length() == 5);
130   
131    cout << "P2.from()==s ? " << (P2.from()==s) << endl;
132    check(P2.from() == s);
133    cout << "P2.to()==t ? " << (P2.to()==t) << endl;
134    check(P2.to() == t);
135  }
136
137  {
138    cout << "Ket pont altal megadott reszut letrehozasa: [2. pont, 4. pont]..."
139         << endl;
140    LPath P2(P, P.nth<NodeIt>(1), P.nth<NodeIt>(3));
141
142    cout << "P2.length() == " << P2.length() << endl;
143    check(P2.length() == 2);
144   
145    cout << "P2.from()==v1 ? " << (P2.from()==v1) << endl;
146    check(P2.from() == v1);
147    cout << "P2.to()==v3 ? " << (P2.to()==v3) << endl;
148    check(P2.to() == v3);
149  }
150  {
151    cout << "Egy pontu reszut letrehozasa: [4. pont, 4. pont]..."
152         << endl;
153    LPath P2(P, P.nth<NodeIt>(3), P.nth<NodeIt>(3));
154
155    cout << "P2.length() == " << P2.length() << endl;
156    check(P2.length() == 0);
157   
158    cout << "P2.from()==v3 ? " << (P2.from()==v3) << endl;
159    check(P2.from() == v3);
160    cout << "P2.to()==v3 ? " << (P2.to()==v3) << endl;
161    check(P2.to() == v3);
162  }
163  {
164    cout << "Forditott ut letrehozasa: [6. pont, 1. pont]..."
165         << endl;
166    LPath P2(P, P.nth<NodeIt>(5), P.nth<NodeIt>(0));
167
168    cout << "P2.length() == " << P2.length() << endl;
169    check(P2.length() == 5);
170   
171    cout << "P2.from()==t ? " << (P2.from()==t) << endl;
172    check(P2.from() == t);
173    cout << "P2.to()==s ? " << (P2.to()==s) << endl;
174    check(P2.to() == s);
175  }
176
177
178  cout << (passed ? "All tests passed." : "Some of the tests failed!!!")
179       << endl;
180
181  return passed ? 0 : 1;
182}
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