1 | /* -*- C++ -*- |
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2 | * src/test/test_tools.h - Part of HUGOlib, a generic C++ optimization library |
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3 | * |
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4 | * Copyright (C) 2004 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
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5 | * (Egervary Combinatorial Optimization Research Group, EGRES). |
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6 | * |
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7 | * Permission to use, modify and distribute this software is granted |
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8 | * provided that this copyright notice appears in all copies. For |
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9 | * precise terms see the accompanying LICENSE file. |
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10 | * |
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11 | * This software is provided "AS IS" with no warranty of any kind, |
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12 | * express or implied, and with no claim as to its suitability for any |
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13 | * purpose. |
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14 | * |
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15 | */ |
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16 | |
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17 | #ifndef HUGO_TEST_TEST_TOOLS_H |
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18 | #define HUGO_TEST_TEST_TOOLS_H |
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19 | |
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20 | //! \ingroup misc |
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21 | //! \file |
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22 | //! \brief Some utility to write test programs. |
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23 | |
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24 | |
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25 | #include<iostream> |
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26 | #include<vector> |
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27 | |
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28 | ///If \c rc is fail, writes an error message end exit. |
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29 | |
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30 | ///If \c rc is fail, writes an error message end exit. |
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31 | ///The error message contains the file name and the line number of the |
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32 | ///source code in a standard from, which makes it possible to go there |
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33 | ///using good source browsers like e.g. \c emacs. |
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34 | /// |
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35 | ///For example |
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36 | ///\code check(0==1,"This is obviously false.");\endcode will |
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37 | ///print this (and then exits). |
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38 | ///\verbatim graph_test.cc:123: error: This is obviously false. \endverbatim |
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39 | /// |
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40 | ///\todo It should be in \c error.h |
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41 | #define check(rc, msg) \ |
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42 | if(!(rc)) { \ |
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43 | std::cerr << __FILE__ ":" << __LINE__ << ": error: " << msg << std::endl; \ |
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44 | exit(1); \ |
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45 | } else { } \ |
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46 | |
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47 | ///Structure returned by \ref addPetersen(). |
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48 | |
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49 | ///Structure returned by \ref addPetersen(). |
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50 | /// |
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51 | template<class Graph> struct PetStruct |
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52 | { |
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53 | ///Vector containing the outer nodes. |
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54 | std::vector<typename Graph::Node> outer; |
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55 | ///Vector containing the inner nodes. |
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56 | std::vector<typename Graph::Node> inner; |
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57 | ///Vector containing the edges of the inner circle. |
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58 | std::vector<typename Graph::Edge> incir; |
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59 | ///Vector containing the edges of the outer circle. |
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60 | std::vector<typename Graph::Edge> outcir; |
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61 | ///Vector containing the chord edges. |
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62 | std::vector<typename Graph::Edge> chords; |
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63 | }; |
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64 | |
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65 | |
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66 | |
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67 | ///Adds a Petersen graph to \c G. |
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68 | |
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69 | ///Adds a Petersen graph to \c G. |
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70 | ///\return The nodes and edges of the generated graph. |
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71 | |
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72 | template<typename Graph> |
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73 | PetStruct<Graph> addPetersen(Graph &G,int num=5) |
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74 | { |
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75 | PetStruct<Graph> n; |
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76 | |
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77 | for(int i=0;i<num;i++) { |
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78 | n.outer.push_back(G.addNode()); |
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79 | n.inner.push_back(G.addNode()); |
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80 | } |
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81 | |
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82 | for(int i=0;i<num;i++) { |
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83 | n.chords.push_back(G.addEdge(n.outer[i],n.inner[i])); |
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84 | n.outcir.push_back(G.addEdge(n.outer[i],n.outer[(i+1)%5])); |
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85 | n.incir.push_back(G.addEdge(n.inner[i],n.inner[(i+2)%5])); |
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86 | } |
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87 | return n; |
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88 | } |
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89 | |
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90 | ///Structure returned by \ref addSymPetersen(). |
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91 | |
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92 | ///Structure returned by \ref addSymPetersen(). |
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93 | /// |
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94 | template<class Graph> struct SymPetStruct |
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95 | { |
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96 | ///Vector containing the outer nodes. |
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97 | std::vector<typename Graph::Node> outer; |
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98 | ///Vector containing the inner nodes. |
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99 | std::vector<typename Graph::Node> inner; |
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100 | ///Vector containing the edges of the inner circle. |
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101 | std::vector<typename Graph::SymEdge> incir; |
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102 | ///Vector containing the edges of the outer circle. |
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103 | std::vector<typename Graph::SymEdge> outcir; |
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104 | ///Vector containing the chord edges. |
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105 | std::vector<typename Graph::SymEdge> chords; |
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106 | }; |
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107 | |
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108 | ///Adds a Petersen graph to the symmetric \c G. |
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109 | |
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110 | ///Adds a Petersen graph to the symmetric \c G. |
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111 | ///\return The nodes and edges of the generated graph. |
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112 | |
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113 | template<typename Graph> |
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114 | SymPetStruct<Graph> addSymPetersen(Graph &G,int num=5) |
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115 | { |
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116 | SymPetStruct<Graph> n; |
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117 | |
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118 | for(int i=0;i<num;i++) { |
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119 | n.outer.push_back(G.addNode()); |
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120 | n.inner.push_back(G.addNode()); |
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121 | } |
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122 | |
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123 | for(int i=0;i<num;i++) { |
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124 | n.chords.push_back(G.addEdge(n.outer[i],n.inner[i])); |
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125 | n.outcir.push_back(G.addEdge(n.outer[i],n.outer[(i+1)%5])); |
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126 | n.incir.push_back(G.addEdge(n.inner[i],n.inner[(i+2)%5])); |
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127 | } |
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128 | return n; |
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129 | } |
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130 | |
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131 | #endif |
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