test/arc_look_up_test.cc
author Balazs Dezso <deba@google.com>
Thu, 08 Aug 2013 22:56:10 +0200
changeset 1265 552e3d1242c6
child 1270 dceba191c00d
permissions -rw-r--r--
Fix biNodeConnected() function (#439)
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/* -*- mode: C++; indent-tabs-mode: nil; -*-
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 *
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 * This file is a part of LEMON, a generic C++ optimization library.
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 *
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 * Copyright (C) 2003-2009
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 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
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 * (Egervary Research Group on Combinatorial Optimization, EGRES).
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 *
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 * Permission to use, modify and distribute this software is granted
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 * provided that this copyright notice appears in all copies. For
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 * precise terms see the accompanying LICENSE file.
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 *
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 * This software is provided "AS IS" with no warranty of any kind,
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 * express or implied, and with no claim as to its suitability for any
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 * purpose.
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 *
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 */
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#include <iostream>
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#include "lemon/list_graph.h"
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#include "lemon/lgf_reader.h"
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#include "test_tools.h"
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using namespace lemon;
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const int lgfn = 4;
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const std::string lgf =
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  "@nodes\n"
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"label\n"
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"0\n"
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"1\n"
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"2\n"
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"3\n"
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"4\n"
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"5\n"
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"6\n"
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"@arcs\n"
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"label\n"
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"5 6 0\n"
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"5 4 1\n"
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"4 6 2\n"
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"3 4 3\n"
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"3 4 4\n"
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"3 2 5\n"
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"3 5 6\n"
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"3 5 7\n"
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"3 5 8\n"
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"3 5 9\n"
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"2 4 10\n"
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"2 4 11\n"
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"2 4 12\n"
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"2 4 13\n"
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"1 2 14\n"
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"1 2 15\n"
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"1 0 16\n"
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"1 3 17\n"
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"1 3 18\n"
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"1 3 19\n"
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"1 3 20\n"
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"0 2 21\n"
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"0 2 22\n"
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"0 2 23\n"
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"0 2 24\n";
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int main() {
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  ListDigraph graph;
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  std::istringstream lgfs(lgf);
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  DigraphReader<ListDigraph>(graph, lgfs).run();
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  AllArcLookUp<ListDigraph> lookup(graph);
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  int numArcs = countArcs(graph);
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  int arcCnt = 0;
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  for(ListDigraph::NodeIt n1(graph); n1 != INVALID; ++n1)
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    for(ListDigraph::NodeIt n2(graph); n2 != INVALID; ++n2)
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      for(ListDigraph::Arc a = lookup(n1, n2); a != INVALID;
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	  a = lookup(n1, n2, a))
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	++arcCnt;
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  check(arcCnt==numArcs, "Wrong total number of arcs");
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  return 0;
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}