1 | /* -*- mode: C++; indent-tabs-mode: nil; -*- |
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2 | * |
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3 | * This file is a part of LEMON, a generic C++ optimization library. |
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4 | * |
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5 | * Copyright (C) 2003-2008 |
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6 | * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
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7 | * (Egervary Research Group on Combinatorial Optimization, EGRES). |
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8 | * |
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9 | * Permission to use, modify and distribute this software is granted |
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10 | * provided that this copyright notice appears in all copies. For |
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11 | * precise terms see the accompanying LICENSE file. |
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12 | * |
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13 | * This software is provided "AS IS" with no warranty of any kind, |
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14 | * express or implied, and with no claim as to its suitability for any |
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15 | * purpose. |
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16 | * |
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17 | */ |
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18 | |
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19 | #include <lemon/concepts/digraph.h> |
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20 | #include <lemon/list_graph.h> |
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21 | #include <lemon/smart_graph.h> |
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22 | #include <lemon/full_graph.h> |
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23 | #include <lemon/hypercube_graph.h> |
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24 | |
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25 | #include "test_tools.h" |
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26 | #include "graph_test.h" |
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27 | |
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28 | using namespace lemon; |
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29 | using namespace lemon::concepts; |
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30 | |
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31 | template <class Digraph> |
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32 | void checkDigraph() { |
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33 | TEMPLATE_DIGRAPH_TYPEDEFS(Digraph); |
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34 | Digraph G; |
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35 | |
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36 | checkGraphNodeList(G, 0); |
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37 | checkGraphArcList(G, 0); |
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38 | |
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39 | Node |
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40 | n1 = G.addNode(), |
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41 | n2 = G.addNode(), |
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42 | n3 = G.addNode(); |
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43 | checkGraphNodeList(G, 3); |
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44 | checkGraphArcList(G, 0); |
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45 | |
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46 | Arc a1 = G.addArc(n1, n2); |
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47 | check(G.source(a1) == n1 && G.target(a1) == n2, "Wrong arc"); |
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48 | checkGraphNodeList(G, 3); |
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49 | checkGraphArcList(G, 1); |
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50 | |
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51 | checkGraphOutArcList(G, n1, 1); |
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52 | checkGraphOutArcList(G, n2, 0); |
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53 | checkGraphOutArcList(G, n3, 0); |
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54 | |
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55 | checkGraphInArcList(G, n1, 0); |
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56 | checkGraphInArcList(G, n2, 1); |
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57 | checkGraphInArcList(G, n3, 0); |
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58 | |
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59 | checkGraphConArcList(G, 1); |
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60 | |
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61 | Arc a2 = G.addArc(n2, n1), a3 = G.addArc(n2, n3), a4 = G.addArc(n2, n3); |
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62 | checkGraphNodeList(G, 3); |
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63 | checkGraphArcList(G, 4); |
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64 | |
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65 | checkGraphOutArcList(G, n1, 1); |
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66 | checkGraphOutArcList(G, n2, 3); |
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67 | checkGraphOutArcList(G, n3, 0); |
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68 | |
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69 | checkGraphInArcList(G, n1, 1); |
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70 | checkGraphInArcList(G, n2, 1); |
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71 | checkGraphInArcList(G, n3, 2); |
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72 | |
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73 | checkGraphConArcList(G, 4); |
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74 | |
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75 | checkNodeIds(G); |
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76 | checkArcIds(G); |
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77 | checkGraphNodeMap(G); |
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78 | checkGraphArcMap(G); |
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79 | |
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80 | } |
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81 | |
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82 | void checkFullDigraph(int num) { |
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83 | typedef FullDigraph Digraph; |
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84 | DIGRAPH_TYPEDEFS(Digraph); |
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85 | Digraph G(num); |
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86 | |
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87 | checkGraphNodeList(G, num); |
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88 | checkGraphArcList(G, num * num); |
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89 | |
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90 | for (NodeIt n(G); n != INVALID; ++n) { |
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91 | checkGraphOutArcList(G, n, num); |
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92 | checkGraphInArcList(G, n, num); |
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93 | } |
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94 | |
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95 | checkGraphConArcList(G, num * num); |
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96 | |
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97 | checkNodeIds(G); |
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98 | checkArcIds(G); |
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99 | checkGraphNodeMap(G); |
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100 | checkGraphArcMap(G); |
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101 | |
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102 | for (int i = 0; i < G.nodeNum(); ++i) { |
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103 | check(G.index(G(i)) == i, "Wrong index"); |
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104 | } |
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105 | |
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106 | for (NodeIt s(G); s != INVALID; ++s) { |
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107 | for (NodeIt t(G); t != INVALID; ++t) { |
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108 | Arc a = G.arc(s, t); |
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109 | check(G.source(a) == s && G.target(a) == t, "Wrong arc lookup"); |
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110 | } |
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111 | } |
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112 | |
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113 | } |
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114 | |
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115 | void checkHypercubeDigraph(int dim) { |
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116 | DIGRAPH_TYPEDEFS(HypercubeDigraph); |
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117 | |
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118 | HypercubeDigraph G(dim); |
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119 | checkGraphNodeList(G, 1 << dim); |
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120 | checkGraphArcList(G, (1 << dim) * dim); |
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121 | |
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122 | Node n = G.nodeFromId(dim); |
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123 | |
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124 | checkGraphOutArcList(G, n, dim); |
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125 | for (OutArcIt a(G, n); a != INVALID; ++a) |
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126 | check(G.source(a) == n && |
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127 | G.id(G.target(a)) == G.id(n) ^ (1 << G.dimension(a)), |
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128 | "Wrong arc"); |
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129 | |
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130 | checkGraphInArcList(G, n, dim); |
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131 | for (InArcIt a(G, n); a != INVALID; ++a) |
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132 | check(G.target(a) == n && |
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133 | G.id(G.source(a)) == G.id(n) ^ (1 << G.dimension(a)), |
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134 | "Wrong arc"); |
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135 | |
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136 | checkGraphConArcList(G, (1 << dim) * dim); |
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137 | |
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138 | checkNodeIds(G); |
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139 | checkArcIds(G); |
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140 | checkGraphNodeMap(G); |
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141 | checkGraphArcMap(G); |
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142 | } |
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143 | |
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144 | |
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145 | void checkConcepts() { |
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146 | { // Checking digraph components |
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147 | checkConcept<BaseDigraphComponent, BaseDigraphComponent >(); |
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148 | |
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149 | checkConcept<IDableDigraphComponent<>, |
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150 | IDableDigraphComponent<> >(); |
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151 | |
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152 | checkConcept<IterableDigraphComponent<>, |
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153 | IterableDigraphComponent<> >(); |
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154 | |
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155 | checkConcept<MappableDigraphComponent<>, |
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156 | MappableDigraphComponent<> >(); |
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157 | } |
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158 | { // Checking skeleton digraph |
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159 | checkConcept<Digraph, Digraph>(); |
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160 | } |
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161 | { // Checking ListDigraph |
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162 | checkConcept<Digraph, ListDigraph>(); |
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163 | checkConcept<AlterableDigraphComponent<>, ListDigraph>(); |
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164 | checkConcept<ExtendableDigraphComponent<>, ListDigraph>(); |
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165 | checkConcept<ClearableDigraphComponent<>, ListDigraph>(); |
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166 | checkConcept<ErasableDigraphComponent<>, ListDigraph>(); |
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167 | } |
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168 | { // Checking SmartDigraph |
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169 | checkConcept<Digraph, SmartDigraph>(); |
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170 | checkConcept<AlterableDigraphComponent<>, SmartDigraph>(); |
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171 | checkConcept<ExtendableDigraphComponent<>, SmartDigraph>(); |
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172 | checkConcept<ClearableDigraphComponent<>, SmartDigraph>(); |
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173 | } |
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174 | { // Checking FullDigraph |
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175 | checkConcept<Digraph, FullDigraph>(); |
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176 | } |
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177 | { // Checking HypercubeDigraph |
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178 | checkConcept<Digraph, HypercubeDigraph>(); |
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179 | } |
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180 | } |
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181 | |
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182 | template <typename Digraph> |
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183 | void checkDigraphValidity() { |
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184 | TEMPLATE_DIGRAPH_TYPEDEFS(Digraph); |
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185 | Digraph g; |
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186 | |
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187 | Node |
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188 | n1 = g.addNode(), |
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189 | n2 = g.addNode(), |
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190 | n3 = g.addNode(); |
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191 | |
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192 | Arc |
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193 | e1 = g.addArc(n1, n2), |
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194 | e2 = g.addArc(n2, n3); |
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195 | |
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196 | check(g.valid(n1), "Wrong validity check"); |
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197 | check(g.valid(e1), "Wrong validity check"); |
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198 | |
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199 | check(!g.valid(g.nodeFromId(-1)), "Wrong validity check"); |
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200 | check(!g.valid(g.arcFromId(-1)), "Wrong validity check"); |
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201 | } |
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202 | |
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203 | template <typename Digraph> |
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204 | void checkDigraphValidityErase() { |
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205 | TEMPLATE_DIGRAPH_TYPEDEFS(Digraph); |
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206 | Digraph g; |
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207 | |
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208 | Node |
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209 | n1 = g.addNode(), |
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210 | n2 = g.addNode(), |
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211 | n3 = g.addNode(); |
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212 | |
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213 | Arc |
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214 | e1 = g.addArc(n1, n2), |
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215 | e2 = g.addArc(n2, n3); |
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216 | |
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217 | check(g.valid(n1), "Wrong validity check"); |
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218 | check(g.valid(e1), "Wrong validity check"); |
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219 | |
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220 | g.erase(n1); |
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221 | |
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222 | check(!g.valid(n1), "Wrong validity check"); |
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223 | check(g.valid(n2), "Wrong validity check"); |
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224 | check(g.valid(n3), "Wrong validity check"); |
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225 | check(!g.valid(e1), "Wrong validity check"); |
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226 | check(g.valid(e2), "Wrong validity check"); |
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227 | |
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228 | check(!g.valid(g.nodeFromId(-1)), "Wrong validity check"); |
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229 | check(!g.valid(g.arcFromId(-1)), "Wrong validity check"); |
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230 | } |
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231 | |
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232 | void checkDigraphs() { |
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233 | { // Checking ListDigraph |
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234 | checkDigraph<ListDigraph>(); |
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235 | checkDigraphValidityErase<ListDigraph>(); |
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236 | } |
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237 | { // Checking SmartDigraph |
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238 | checkDigraph<SmartDigraph>(); |
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239 | checkDigraphValidity<SmartDigraph>(); |
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240 | } |
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241 | { // Checking FullDigraph |
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242 | checkFullDigraph(8); |
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243 | } |
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244 | { // Checking HypercubeDigraph |
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245 | checkHypercubeDigraph(1); |
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246 | checkHypercubeDigraph(2); |
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247 | checkHypercubeDigraph(3); |
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248 | checkHypercubeDigraph(4); |
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249 | } |
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250 | } |
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251 | |
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252 | int main() { |
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253 | checkDigraphs(); |
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254 | checkConcepts(); |
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255 | return 0; |
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256 | } |
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