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) 2003-2009 |
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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/smart_graph.h> |
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20 | #include <lemon/list_graph.h> |
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21 | #include <lemon/static_graph.h> |
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22 | #include <lemon/lgf_reader.h> |
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23 | #include <lemon/error.h> |
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24 | |
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25 | #include "test_tools.h" |
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26 | |
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27 | using namespace std; |
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28 | using namespace lemon; |
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29 | |
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30 | template <typename GR> |
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31 | void digraph_copy_test() { |
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32 | const int nn = 10; |
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33 | |
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34 | // Build a digraph |
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35 | SmartDigraph from; |
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36 | SmartDigraph::NodeMap<int> fnm(from); |
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37 | SmartDigraph::ArcMap<int> fam(from); |
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38 | SmartDigraph::Node fn = INVALID; |
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39 | SmartDigraph::Arc fa = INVALID; |
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40 | |
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41 | std::vector<SmartDigraph::Node> fnv; |
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42 | for (int i = 0; i < nn; ++i) { |
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43 | SmartDigraph::Node node = from.addNode(); |
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44 | fnv.push_back(node); |
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45 | fnm[node] = i * i; |
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46 | if (i == 0) fn = node; |
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47 | } |
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48 | |
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49 | for (int i = 0; i < nn; ++i) { |
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50 | for (int j = 0; j < nn; ++j) { |
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51 | SmartDigraph::Arc arc = from.addArc(fnv[i], fnv[j]); |
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52 | fam[arc] = i + j * j; |
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53 | if (i == 0 && j == 0) fa = arc; |
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54 | } |
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55 | } |
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56 | |
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57 | // Test digraph copy |
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58 | GR to; |
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59 | typename GR::template NodeMap<int> tnm(to); |
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60 | typename GR::template ArcMap<int> tam(to); |
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61 | typename GR::Node tn; |
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62 | typename GR::Arc ta; |
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63 | |
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64 | SmartDigraph::NodeMap<typename GR::Node> nr(from); |
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65 | SmartDigraph::ArcMap<typename GR::Arc> er(from); |
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66 | |
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67 | typename GR::template NodeMap<SmartDigraph::Node> ncr(to); |
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68 | typename GR::template ArcMap<SmartDigraph::Arc> ecr(to); |
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69 | |
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70 | digraphCopy(from, to). |
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71 | nodeMap(fnm, tnm).arcMap(fam, tam). |
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72 | nodeRef(nr).arcRef(er). |
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73 | nodeCrossRef(ncr).arcCrossRef(ecr). |
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74 | node(fn, tn).arc(fa, ta).run(); |
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75 | |
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76 | check(countNodes(from) == countNodes(to), "Wrong copy."); |
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77 | check(countArcs(from) == countArcs(to), "Wrong copy."); |
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78 | |
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79 | for (SmartDigraph::NodeIt it(from); it != INVALID; ++it) { |
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80 | check(ncr[nr[it]] == it, "Wrong copy."); |
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81 | check(fnm[it] == tnm[nr[it]], "Wrong copy."); |
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82 | } |
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83 | |
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84 | for (SmartDigraph::ArcIt it(from); it != INVALID; ++it) { |
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85 | check(ecr[er[it]] == it, "Wrong copy."); |
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86 | check(fam[it] == tam[er[it]], "Wrong copy."); |
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87 | check(nr[from.source(it)] == to.source(er[it]), "Wrong copy."); |
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88 | check(nr[from.target(it)] == to.target(er[it]), "Wrong copy."); |
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89 | } |
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90 | |
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91 | for (typename GR::NodeIt it(to); it != INVALID; ++it) { |
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92 | check(nr[ncr[it]] == it, "Wrong copy."); |
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93 | } |
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94 | |
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95 | for (typename GR::ArcIt it(to); it != INVALID; ++it) { |
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96 | check(er[ecr[it]] == it, "Wrong copy."); |
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97 | } |
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98 | check(tn == nr[fn], "Wrong copy."); |
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99 | check(ta == er[fa], "Wrong copy."); |
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100 | |
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101 | // Test repeated copy |
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102 | digraphCopy(from, to).run(); |
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103 | |
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104 | check(countNodes(from) == countNodes(to), "Wrong copy."); |
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105 | check(countArcs(from) == countArcs(to), "Wrong copy."); |
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106 | } |
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107 | |
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108 | template <typename GR> |
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109 | void graph_copy_test() { |
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110 | const int nn = 10; |
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111 | |
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112 | // Build a graph |
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113 | SmartGraph from; |
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114 | SmartGraph::NodeMap<int> fnm(from); |
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115 | SmartGraph::ArcMap<int> fam(from); |
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116 | SmartGraph::EdgeMap<int> fem(from); |
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117 | SmartGraph::Node fn = INVALID; |
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118 | SmartGraph::Arc fa = INVALID; |
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119 | SmartGraph::Edge fe = INVALID; |
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120 | |
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121 | std::vector<SmartGraph::Node> fnv; |
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122 | for (int i = 0; i < nn; ++i) { |
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123 | SmartGraph::Node node = from.addNode(); |
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124 | fnv.push_back(node); |
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125 | fnm[node] = i * i; |
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126 | if (i == 0) fn = node; |
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127 | } |
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128 | |
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129 | for (int i = 0; i < nn; ++i) { |
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130 | for (int j = 0; j < nn; ++j) { |
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131 | SmartGraph::Edge edge = from.addEdge(fnv[i], fnv[j]); |
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132 | fem[edge] = i * i + j * j; |
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133 | fam[from.direct(edge, true)] = i + j * j; |
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134 | fam[from.direct(edge, false)] = i * i + j; |
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135 | if (i == 0 && j == 0) fa = from.direct(edge, true); |
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136 | if (i == 0 && j == 0) fe = edge; |
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137 | } |
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138 | } |
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139 | |
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140 | // Test graph copy |
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141 | GR to; |
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142 | typename GR::template NodeMap<int> tnm(to); |
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143 | typename GR::template ArcMap<int> tam(to); |
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144 | typename GR::template EdgeMap<int> tem(to); |
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145 | typename GR::Node tn; |
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146 | typename GR::Arc ta; |
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147 | typename GR::Edge te; |
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148 | |
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149 | SmartGraph::NodeMap<typename GR::Node> nr(from); |
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150 | SmartGraph::ArcMap<typename GR::Arc> ar(from); |
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151 | SmartGraph::EdgeMap<typename GR::Edge> er(from); |
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152 | |
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153 | typename GR::template NodeMap<SmartGraph::Node> ncr(to); |
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154 | typename GR::template ArcMap<SmartGraph::Arc> acr(to); |
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155 | typename GR::template EdgeMap<SmartGraph::Edge> ecr(to); |
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156 | |
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157 | graphCopy(from, to). |
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158 | nodeMap(fnm, tnm).arcMap(fam, tam).edgeMap(fem, tem). |
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159 | nodeRef(nr).arcRef(ar).edgeRef(er). |
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160 | nodeCrossRef(ncr).arcCrossRef(acr).edgeCrossRef(ecr). |
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161 | node(fn, tn).arc(fa, ta).edge(fe, te).run(); |
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162 | |
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163 | check(countNodes(from) == countNodes(to), "Wrong copy."); |
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164 | check(countEdges(from) == countEdges(to), "Wrong copy."); |
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165 | check(countArcs(from) == countArcs(to), "Wrong copy."); |
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166 | |
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167 | for (SmartGraph::NodeIt it(from); it != INVALID; ++it) { |
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168 | check(ncr[nr[it]] == it, "Wrong copy."); |
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169 | check(fnm[it] == tnm[nr[it]], "Wrong copy."); |
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170 | } |
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171 | |
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172 | for (SmartGraph::ArcIt it(from); it != INVALID; ++it) { |
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173 | check(acr[ar[it]] == it, "Wrong copy."); |
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174 | check(fam[it] == tam[ar[it]], "Wrong copy."); |
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175 | check(nr[from.source(it)] == to.source(ar[it]), "Wrong copy."); |
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176 | check(nr[from.target(it)] == to.target(ar[it]), "Wrong copy."); |
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177 | } |
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178 | |
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179 | for (SmartGraph::EdgeIt it(from); it != INVALID; ++it) { |
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180 | check(ecr[er[it]] == it, "Wrong copy."); |
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181 | check(fem[it] == tem[er[it]], "Wrong copy."); |
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182 | check(nr[from.u(it)] == to.u(er[it]) || nr[from.u(it)] == to.v(er[it]), |
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183 | "Wrong copy."); |
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184 | check(nr[from.v(it)] == to.u(er[it]) || nr[from.v(it)] == to.v(er[it]), |
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185 | "Wrong copy."); |
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186 | check((from.u(it) != from.v(it)) == (to.u(er[it]) != to.v(er[it])), |
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187 | "Wrong copy."); |
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188 | } |
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189 | |
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190 | for (typename GR::NodeIt it(to); it != INVALID; ++it) { |
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191 | check(nr[ncr[it]] == it, "Wrong copy."); |
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192 | } |
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193 | |
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194 | for (typename GR::ArcIt it(to); it != INVALID; ++it) { |
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195 | check(ar[acr[it]] == it, "Wrong copy."); |
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196 | } |
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197 | for (typename GR::EdgeIt it(to); it != INVALID; ++it) { |
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198 | check(er[ecr[it]] == it, "Wrong copy."); |
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199 | } |
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200 | check(tn == nr[fn], "Wrong copy."); |
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201 | check(ta == ar[fa], "Wrong copy."); |
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202 | check(te == er[fe], "Wrong copy."); |
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203 | |
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204 | // Test repeated copy |
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205 | graphCopy(from, to).run(); |
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206 | |
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207 | check(countNodes(from) == countNodes(to), "Wrong copy."); |
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208 | check(countEdges(from) == countEdges(to), "Wrong copy."); |
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209 | check(countArcs(from) == countArcs(to), "Wrong copy."); |
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210 | } |
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211 | |
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212 | |
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213 | int main() { |
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214 | digraph_copy_test<SmartDigraph>(); |
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215 | digraph_copy_test<ListDigraph>(); |
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216 | digraph_copy_test<StaticDigraph>(); |
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217 | graph_copy_test<SmartGraph>(); |
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218 | graph_copy_test<ListGraph>(); |
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219 | |
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220 | return 0; |
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221 | } |
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