src/test/map_test.h
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     1 /* -*- C++ -*-
       
     2  * src/test/map_test.h - Part of LEMON, a generic C++ optimization library
       
     3  *
       
     4  * Copyright (C) 2004 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
       
     5  * (Egervary Combinatorial Optimization Research Group, EGRES).
       
     6  *
       
     7  * Permission to use, modify and distribute this software is granted
       
     8  * provided that this copyright notice appears in all copies. For
       
     9  * precise terms see the accompanying LICENSE file.
       
    10  *
       
    11  * This software is provided "AS IS" with no warranty of any kind,
       
    12  * express or implied, and with no claim as to its suitability for any
       
    13  * purpose.
       
    14  *
       
    15  */
       
    16 #ifndef LEMON_TEST_MAP_TEST_H
       
    17 #define LEMON_TEST_MAP_TEST_H
       
    18 
       
    19 
       
    20 #include <vector>
       
    21 
       
    22 #include "test_tools.h"
       
    23 
       
    24 
       
    25 //! \ingroup misc
       
    26 //! \file
       
    27 //! \brief Some utility to test map classes.
       
    28 
       
    29 namespace lemon {
       
    30 
       
    31 
       
    32   template <typename Graph>
       
    33   void checkGraphNodeMap() {
       
    34     Graph graph;
       
    35     const int num = 16;
       
    36     
       
    37     typedef typename Graph::Node Node;
       
    38 
       
    39     std::vector<Node> nodes;
       
    40     for (int i = 0; i < num; ++i) {
       
    41       nodes.push_back(graph.addNode());      
       
    42     }
       
    43     typedef typename Graph::template NodeMap<int> IntNodeMap;
       
    44     IntNodeMap map(graph, 42);
       
    45     for (int i = 0; i < (int)nodes.size(); ++i) {
       
    46       check(map[nodes[i]] == 42, "Wrong map constructor.");      
       
    47     }
       
    48     for (int i = 0; i < num; ++i) {
       
    49       nodes.push_back(graph.addNode());
       
    50       map[nodes.back()] = 23;
       
    51     }
       
    52     graph.clear();
       
    53     nodes.clear();
       
    54   }
       
    55 
       
    56   template <typename Graph>
       
    57   void checkGraphEdgeMap() {
       
    58     Graph graph;
       
    59     const int num = 16;
       
    60     
       
    61     typedef typename Graph::Node Node;
       
    62     typedef typename Graph::Edge Edge;
       
    63     
       
    64     std::vector<Node> nodes;
       
    65     for (int i = 0; i < num; ++i) {
       
    66       nodes.push_back(graph.addNode());
       
    67     }
       
    68     
       
    69     std::vector<Edge> edges;
       
    70     for (int i = 0; i < num; ++i) {
       
    71       for (int j = 0; j < i; ++j) {
       
    72 	edges.push_back(graph.addEdge(nodes[i], nodes[j]));
       
    73       }
       
    74     }
       
    75     
       
    76     typedef typename Graph::template EdgeMap<int> IntEdgeMap;
       
    77     IntEdgeMap map(graph, 42);
       
    78     
       
    79     for (int i = 0; i < (int)edges.size(); ++i) {
       
    80       check(map[edges[i]] == 42, "Wrong map constructor.");      
       
    81     }
       
    82     
       
    83     for (int i = 0; i < num; ++i) {
       
    84       for (int j = i + 1; j < num; ++j) {
       
    85 	edges.push_back(graph.addEdge(nodes[i], nodes[j]));
       
    86 	map[edges.back()] = 23;
       
    87       }
       
    88     }
       
    89     graph.clear();
       
    90     edges.clear();    
       
    91   }
       
    92 
       
    93 }
       
    94 
       
    95 #endif