test/hao_orlin_test.cc
author Alpar Juttner <alpar@cs.elte.hu>
Fri, 20 Feb 2009 21:37:19 +0000
changeset 517 2b6d5d22bb23
parent 410 eac19fb31a09
child 596 293551ad254f
permissions -rw-r--r--
Merge
     1 /* -*- mode: C++; indent-tabs-mode: nil; -*-
     2  *
     3  * This file is a part of LEMON, a generic C++ optimization library.
     4  *
     5  * Copyright (C) 2003-2009
     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 #include <sstream>
    20 
    21 #include <lemon/smart_graph.h>
    22 #include <lemon/hao_orlin.h>
    23 
    24 #include <lemon/lgf_reader.h>
    25 #include "test_tools.h"
    26 
    27 using namespace lemon;
    28 using namespace std;
    29 
    30 const std::string lgf =
    31   "@nodes\n"
    32   "label\n"
    33   "0\n"
    34   "1\n"
    35   "2\n"
    36   "3\n"
    37   "4\n"
    38   "5\n"
    39   "@edges\n"
    40   "     label  capacity\n"
    41   "0 1  0      2\n"
    42   "1 2  1      2\n"
    43   "2 0  2      2\n"
    44   "3 4  3      2\n"
    45   "4 5  4      2\n"
    46   "5 3  5      2\n"
    47   "2 3  6      3\n";
    48 
    49 int main() {
    50   SmartGraph graph;
    51   SmartGraph::EdgeMap<int> capacity(graph);
    52 
    53   istringstream lgfs(lgf);
    54   graphReader(graph, lgfs).
    55     edgeMap("capacity", capacity).run();
    56 
    57   HaoOrlin<SmartGraph, SmartGraph::EdgeMap<int> > ho(graph, capacity);
    58   ho.run();
    59 
    60   check(ho.minCutValue() == 3, "Wrong cut value");
    61 
    62   return 0;
    63 }