Differential D5594 Diff 17587 extern/quadriflow/3rd/lemon-1.3.1/test/arc_look_up_test.cc

Changeset View

Standalone View

				/* -- mode: C++; indent-tabs-mode: nil; --
				*
				* This file is a part of LEMON, a generic C++ optimization library.
				*
				* Copyright (C) 2003-2013
				* Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
				* (Egervary Research Group on Combinatorial Optimization, EGRES).
				*
				* Permission to use, modify and distribute this software is granted
				* provided that this copyright notice appears in all copies. For
				* precise terms see the accompanying LICENSE file.
				*
				* This software is provided "AS IS" with no warranty of any kind,
				* express or implied, and with no claim as to its suitability for any
				* purpose.
				*
				*/

				#include <iostream>
				#include "lemon/list_graph.h"
				#include "lemon/lgf_reader.h"

				#include "test_tools.h"

				using namespace lemon;

				const std::string lgf =
				"@nodes\n"
				"label\n"
				"0\n"
				"1\n"
				"2\n"
				"3\n"
				"4\n"
				"5\n"
				"6\n"
				"@arcs\n"
				"label\n"
				"5 6 0\n"
				"5 4 1\n"
				"4 6 2\n"
				"3 4 3\n"
				"3 4 4\n"
				"3 2 5\n"
				"3 5 6\n"
				"3 5 7\n"
				"3 5 8\n"
				"3 5 9\n"
				"2 4 10\n"
				"2 4 11\n"
				"2 4 12\n"
				"2 4 13\n"
				"1 2 14\n"
				"1 2 15\n"
				"1 0 16\n"
				"1 3 17\n"
				"1 3 18\n"
				"1 3 19\n"
				"1 3 20\n"
				"0 2 21\n"
				"0 2 22\n"
				"0 2 23\n"
				"0 2 24\n";


				int main() {
				ListDigraph graph;
				std::istringstream lgfs(lgf);
				DigraphReader<ListDigraph>(graph, lgfs).run();

				AllArcLookUp<ListDigraph> lookup(graph);

				int numArcs = countArcs(graph);

				int arcCnt = 0;
				for(ListDigraph::NodeIt n1(graph); n1 != INVALID; ++n1)
				for(ListDigraph::NodeIt n2(graph); n2 != INVALID; ++n2)
				for(ListDigraph::Arc a = lookup(n1, n2); a != INVALID;
				a = lookup(n1, n2, a))
				++arcCnt;
				check(arcCnt==numArcs, "Wrong total number of arcs");

				return 0;
				}