test/graph_maps_test.h
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     1 /* -*- C++ -*-
       
     2  *
       
     3  * This file is a part of LEMON, a generic C++ optimization library
       
     4  *
       
     5  * Copyright (C) 2003-2008
       
     6  * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
       
     7  * (Egervary Research Group on Combinatorial Optimization, EGRES).
       
     8  *
       
     9  * Permission to use, modify and distribute this software is granted
       
    10  * provided that this copyright notice appears in all copies. For
       
    11  * precise terms see the accompanying LICENSE file.
       
    12  *
       
    13  * This software is provided "AS IS" with no warranty of any kind,
       
    14  * express or implied, and with no claim as to its suitability for any
       
    15  * purpose.
       
    16  *
       
    17  */
       
    18 
       
    19 #ifndef LEMON_TEST_MAP_TEST_H
       
    20 #define LEMON_TEST_MAP_TEST_H
       
    21 
       
    22 #include <vector>
       
    23 #include <lemon/maps.h>
       
    24 
       
    25 #include "test_tools.h"
       
    26 
       
    27 namespace lemon {
       
    28 
       
    29   template <typename Graph>
       
    30   void checkGraphNodeMap() {
       
    31     Graph graph;
       
    32     const int num = 16;
       
    33 
       
    34     typedef typename Graph::Node Node;
       
    35 
       
    36     std::vector<Node> nodes;
       
    37     for (int i = 0; i < num; ++i) {
       
    38       nodes.push_back(graph.addNode());
       
    39     }
       
    40     typedef typename Graph::template NodeMap<int> IntNodeMap;
       
    41     IntNodeMap map(graph, 42);
       
    42     for (int i = 0; i < int(nodes.size()); ++i) {
       
    43       check(map[nodes[i]] == 42, "Wrong map constructor.");
       
    44     }
       
    45     for (int i = 0; i < num; ++i) {
       
    46       nodes.push_back(graph.addNode());
       
    47       map[nodes.back()] = 23;
       
    48       check(map[nodes.back()] == 23, "Wrong operator[].");
       
    49     }
       
    50     map = constMap<Node>(12);
       
    51     for (int i = 0; i < int(nodes.size()); ++i) {
       
    52       check(map[nodes[i]] == 12, "Wrong map constructor.");
       
    53     }
       
    54     graph.clear();
       
    55     nodes.clear();
       
    56   }
       
    57 
       
    58   template <typename Graph>
       
    59   void checkGraphArcMap() {
       
    60     Graph graph;
       
    61     const int num = 16;
       
    62 
       
    63     typedef typename Graph::Node Node;
       
    64     typedef typename Graph::Arc Arc;
       
    65 
       
    66     std::vector<Node> nodes;
       
    67     for (int i = 0; i < num; ++i) {
       
    68       nodes.push_back(graph.addNode());
       
    69     }
       
    70 
       
    71     std::vector<Arc> arcs;
       
    72     for (int i = 0; i < num; ++i) {
       
    73       for (int j = 0; j < i; ++j) {
       
    74 	arcs.push_back(graph.addArc(nodes[i], nodes[j]));
       
    75       }
       
    76     }
       
    77 
       
    78     typedef typename Graph::template ArcMap<int> IntArcMap;
       
    79     IntArcMap map(graph, 42);
       
    80 
       
    81     for (int i = 0; i < int(arcs.size()); ++i) {
       
    82       check(map[arcs[i]] == 42, "Wrong map constructor.");
       
    83     }
       
    84 
       
    85     for (int i = 0; i < num; ++i) {
       
    86       for (int j = i + 1; j < num; ++j) {
       
    87 	arcs.push_back(graph.addArc(nodes[i], nodes[j]));
       
    88 	map[arcs.back()] = 23;
       
    89         check(map[arcs.back()] == 23, "Wrong operator[].");
       
    90       }
       
    91     }
       
    92     map = constMap<Arc>(12);
       
    93     for (int i = 0; i < int(arcs.size()); ++i) {
       
    94       check(map[arcs[i]] == 12, "Wrong map constructor.");
       
    95     }
       
    96     graph.clear();
       
    97     arcs.clear();
       
    98   }
       
    99 
       
   100   template <typename Graph>
       
   101   void checkGraphEdgeMap() {
       
   102     Graph graph;
       
   103     const int num = 16;
       
   104 
       
   105     typedef typename Graph::Node Node;
       
   106     typedef typename Graph::Edge Edge;
       
   107 
       
   108     std::vector<Node> nodes;
       
   109     for (int i = 0; i < num; ++i) {
       
   110       nodes.push_back(graph.addNode());
       
   111     }
       
   112 
       
   113     std::vector<Edge> edges;
       
   114     for (int i = 0; i < num; ++i) {
       
   115       for (int j = 0; j < i; ++j) {
       
   116 	edges.push_back(graph.addEdge(nodes[i], nodes[j]));
       
   117       }
       
   118     }
       
   119 
       
   120     typedef typename Graph::template EdgeMap<int> IntEdgeMap;
       
   121     IntEdgeMap map(graph, 42);
       
   122 
       
   123     for (int i = 0; i < int(edges.size()); ++i) {
       
   124       check(map[edges[i]] == 42, "Wrong map constructor.");
       
   125     }
       
   126 
       
   127     for (int i = 0; i < num; ++i) {
       
   128       for (int j = i + 1; j < num; ++j) {
       
   129 	edges.push_back(graph.addEdge(nodes[i], nodes[j]));
       
   130 	map[edges.back()] = 23;
       
   131         check(map[edges.back()] == 23, "Wrong operator[].");
       
   132       }
       
   133     }
       
   134     map = constMap<Edge>(12);
       
   135     for (int i = 0; i < int(edges.size()); ++i) {
       
   136       check(map[edges[i]] == 12, "Wrong map constructor.");
       
   137     }
       
   138     graph.clear();
       
   139     edges.clear();
       
   140   }
       
   141 
       
   142 }
       
   143 
       
   144 #endif