dust3d/thirdparty/QuadriFlow/3rd/lemon-1.3.1/test/bpgraph_test.cc

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Executable File

/* -*- 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 <lemon/concepts/bpgraph.h>
#include <lemon/list_graph.h>
#include <lemon/smart_graph.h>
#include <lemon/full_graph.h>
#include "test_tools.h"
#include "graph_test.h"
using namespace lemon;
using namespace lemon::concepts;
template <class BpGraph>
void checkBpGraphBuild() {
TEMPLATE_BPGRAPH_TYPEDEFS(BpGraph);
BpGraph G;
checkGraphNodeList(G, 0);
checkGraphRedNodeList(G, 0);
checkGraphBlueNodeList(G, 0);
checkGraphEdgeList(G, 0);
checkGraphArcList(G, 0);
G.reserveNode(3);
G.reserveEdge(3);
RedNode
rn1 = G.addRedNode();
checkGraphNodeList(G, 1);
checkGraphRedNodeList(G, 1);
checkGraphBlueNodeList(G, 0);
checkGraphEdgeList(G, 0);
checkGraphArcList(G, 0);
BlueNode
bn1 = G.addBlueNode(),
bn2 = G.addBlueNode();
checkGraphNodeList(G, 3);
checkGraphRedNodeList(G, 1);
checkGraphBlueNodeList(G, 2);
checkGraphEdgeList(G, 0);
checkGraphArcList(G, 0);
Edge e1 = G.addEdge(rn1, bn2);
check(G.redNode(e1) == rn1 && G.blueNode(e1) == bn2, "Wrong edge");
check(G.u(e1) == rn1 && G.v(e1) == bn2, "Wrong edge");
checkGraphNodeList(G, 3);
checkGraphRedNodeList(G, 1);
checkGraphBlueNodeList(G, 2);
checkGraphEdgeList(G, 1);
checkGraphArcList(G, 2);
checkGraphIncEdgeArcLists(G, rn1, 1);
checkGraphIncEdgeArcLists(G, bn1, 0);
checkGraphIncEdgeArcLists(G, bn2, 1);
checkGraphConEdgeList(G, 1);
checkGraphConArcList(G, 2);
Edge
e2 = G.addEdge(bn1, rn1),
e3 = G.addEdge(rn1, bn2);
::lemon::ignore_unused_variable_warning(e2,e3);
checkGraphNodeList(G, 3);
checkGraphRedNodeList(G, 1);
checkGraphBlueNodeList(G, 2);
checkGraphEdgeList(G, 3);
checkGraphArcList(G, 6);
checkGraphIncEdgeArcLists(G, rn1, 3);
checkGraphIncEdgeArcLists(G, bn1, 1);
checkGraphIncEdgeArcLists(G, bn2, 2);
checkGraphConEdgeList(G, 3);
checkGraphConArcList(G, 6);
checkArcDirections(G);
checkNodeIds(G);
checkRedNodeIds(G);
checkBlueNodeIds(G);
checkArcIds(G);
checkEdgeIds(G);
checkGraphNodeMap(G);
checkGraphRedNodeMap(G);
checkGraphBlueNodeMap(G);
checkGraphArcMap(G);
checkGraphEdgeMap(G);
}
template <class BpGraph>
void checkBpGraphErase() {
TEMPLATE_BPGRAPH_TYPEDEFS(BpGraph);
BpGraph G;
RedNode
n1 = G.addRedNode(), n4 = G.addRedNode();
BlueNode
n2 = G.addBlueNode(), n3 = G.addBlueNode();
Edge
e1 = G.addEdge(n1, n2), e2 = G.addEdge(n1, n3),
e3 = G.addEdge(n4, n2), e4 = G.addEdge(n4, n3);
::lemon::ignore_unused_variable_warning(e1,e3,e4);
// Check edge deletion
G.erase(e2);
checkGraphNodeList(G, 4);
checkGraphRedNodeList(G, 2);
checkGraphBlueNodeList(G, 2);
checkGraphEdgeList(G, 3);
checkGraphArcList(G, 6);
checkGraphIncEdgeArcLists(G, n1, 1);
checkGraphIncEdgeArcLists(G, n2, 2);
checkGraphIncEdgeArcLists(G, n3, 1);
checkGraphIncEdgeArcLists(G, n4, 2);
checkGraphConEdgeList(G, 3);
checkGraphConArcList(G, 6);
// Check node deletion
G.erase(n3);
checkGraphNodeList(G, 3);
checkGraphRedNodeList(G, 2);
checkGraphBlueNodeList(G, 1);
checkGraphEdgeList(G, 2);
checkGraphArcList(G, 4);
checkGraphIncEdgeArcLists(G, n1, 1);
checkGraphIncEdgeArcLists(G, n2, 2);
checkGraphIncEdgeArcLists(G, n4, 1);
checkGraphConEdgeList(G, 2);
checkGraphConArcList(G, 4);
}
template <class BpGraph>
void checkBpGraphAlter() {
TEMPLATE_BPGRAPH_TYPEDEFS(BpGraph);
BpGraph G;
RedNode
n1 = G.addRedNode(), n4 = G.addRedNode();
BlueNode
n2 = G.addBlueNode(), n3 = G.addBlueNode();
Edge
e1 = G.addEdge(n1, n2), e2 = G.addEdge(n1, n3),
e3 = G.addEdge(n4, n2), e4 = G.addEdge(n4, n3);
::lemon::ignore_unused_variable_warning(e1,e3,e4);
G.changeRed(e2, n4);
check(G.redNode(e2) == n4, "Wrong red node");
check(G.blueNode(e2) == n3, "Wrong blue node");
checkGraphNodeList(G, 4);
checkGraphRedNodeList(G, 2);
checkGraphBlueNodeList(G, 2);
checkGraphEdgeList(G, 4);
checkGraphArcList(G, 8);
checkGraphIncEdgeArcLists(G, n1, 1);
checkGraphIncEdgeArcLists(G, n2, 2);
checkGraphIncEdgeArcLists(G, n3, 2);
checkGraphIncEdgeArcLists(G, n4, 3);
checkGraphConEdgeList(G, 4);
checkGraphConArcList(G, 8);
G.changeBlue(e2, n2);
check(G.redNode(e2) == n4, "Wrong red node");
check(G.blueNode(e2) == n2, "Wrong blue node");
checkGraphNodeList(G, 4);
checkGraphRedNodeList(G, 2);
checkGraphBlueNodeList(G, 2);
checkGraphEdgeList(G, 4);
checkGraphArcList(G, 8);
checkGraphIncEdgeArcLists(G, n1, 1);
checkGraphIncEdgeArcLists(G, n2, 3);
checkGraphIncEdgeArcLists(G, n3, 1);
checkGraphIncEdgeArcLists(G, n4, 3);
checkGraphConEdgeList(G, 4);
checkGraphConArcList(G, 8);
}
template <class BpGraph>
void checkBpGraphSnapshot() {
TEMPLATE_BPGRAPH_TYPEDEFS(BpGraph);
BpGraph G;
RedNode
n1 = G.addRedNode();
BlueNode
n2 = G.addBlueNode(),
n3 = G.addBlueNode();
Edge
e1 = G.addEdge(n1, n2),
e2 = G.addEdge(n1, n3);
::lemon::ignore_unused_variable_warning(e1,e2);
checkGraphNodeList(G, 3);
checkGraphRedNodeList(G, 1);
checkGraphBlueNodeList(G, 2);
checkGraphEdgeList(G, 2);
checkGraphArcList(G, 4);
typename BpGraph::Snapshot snapshot(G);
RedNode n4 = G.addRedNode();
G.addEdge(n4, n2);
G.addEdge(n4, n3);
checkGraphNodeList(G, 4);
checkGraphRedNodeList(G, 2);
checkGraphBlueNodeList(G, 2);
checkGraphEdgeList(G, 4);
checkGraphArcList(G, 8);
snapshot.restore();
checkGraphNodeList(G, 3);
checkGraphRedNodeList(G, 1);
checkGraphBlueNodeList(G, 2);
checkGraphEdgeList(G, 2);
checkGraphArcList(G, 4);
checkGraphIncEdgeArcLists(G, n1, 2);
checkGraphIncEdgeArcLists(G, n2, 1);
checkGraphIncEdgeArcLists(G, n3, 1);
checkGraphConEdgeList(G, 2);
checkGraphConArcList(G, 4);
checkNodeIds(G);
checkRedNodeIds(G);
checkBlueNodeIds(G);
checkArcIds(G);
checkEdgeIds(G);
checkGraphNodeMap(G);
checkGraphRedNodeMap(G);
checkGraphBlueNodeMap(G);
checkGraphArcMap(G);
checkGraphEdgeMap(G);
G.addRedNode();
snapshot.save(G);
G.addEdge(G.addRedNode(), G.addBlueNode());
snapshot.restore();
snapshot.save(G);
checkGraphNodeList(G, 4);
checkGraphRedNodeList(G, 2);
checkGraphBlueNodeList(G, 2);
checkGraphEdgeList(G, 2);
checkGraphArcList(G, 4);
G.addEdge(G.addRedNode(), G.addBlueNode());
snapshot.restore();
checkGraphNodeList(G, 4);
checkGraphRedNodeList(G, 2);
checkGraphBlueNodeList(G, 2);
checkGraphEdgeList(G, 2);
checkGraphArcList(G, 4);
}
template <typename BpGraph>
void checkBpGraphValidity() {
TEMPLATE_BPGRAPH_TYPEDEFS(BpGraph);
BpGraph g;
RedNode
n1 = g.addRedNode();
BlueNode
n2 = g.addBlueNode(),
n3 = g.addBlueNode();
Edge
e1 = g.addEdge(n1, n2),
e2 = g.addEdge(n1, n3);
::lemon::ignore_unused_variable_warning(e2);
check(g.valid(n1), "Wrong validity check");
check(g.valid(e1), "Wrong validity check");
check(g.valid(g.direct(e1, true)), "Wrong validity check");
check(!g.valid(g.nodeFromId(-1)), "Wrong validity check");
check(!g.valid(g.edgeFromId(-1)), "Wrong validity check");
check(!g.valid(g.arcFromId(-1)), "Wrong validity check");
}
void checkConcepts() {
{ // Checking graph components
checkConcept<BaseBpGraphComponent, BaseBpGraphComponent >();
checkConcept<IDableBpGraphComponent<>,
IDableBpGraphComponent<> >();
checkConcept<IterableBpGraphComponent<>,
IterableBpGraphComponent<> >();
checkConcept<AlterableBpGraphComponent<>,
AlterableBpGraphComponent<> >();
checkConcept<MappableBpGraphComponent<>,
MappableBpGraphComponent<> >();
checkConcept<ExtendableBpGraphComponent<>,
ExtendableBpGraphComponent<> >();
checkConcept<ErasableBpGraphComponent<>,
ErasableBpGraphComponent<> >();
checkConcept<ClearableBpGraphComponent<>,
ClearableBpGraphComponent<> >();
}
{ // Checking skeleton graph
checkConcept<BpGraph, BpGraph>();
}
{ // Checking SmartBpGraph
checkConcept<BpGraph, SmartBpGraph>();
checkConcept<AlterableBpGraphComponent<>, SmartBpGraph>();
checkConcept<ExtendableBpGraphComponent<>, SmartBpGraph>();
checkConcept<ClearableBpGraphComponent<>, SmartBpGraph>();
}
}
void checkFullBpGraph(int redNum, int blueNum) {
typedef FullBpGraph BpGraph;
BPGRAPH_TYPEDEFS(BpGraph);
BpGraph G(redNum, blueNum);
checkGraphNodeList(G, redNum + blueNum);
checkGraphRedNodeList(G, redNum);
checkGraphBlueNodeList(G, blueNum);
checkGraphEdgeList(G, redNum * blueNum);
checkGraphArcList(G, 2 * redNum * blueNum);
G.resize(redNum, blueNum);
checkGraphNodeList(G, redNum + blueNum);
checkGraphRedNodeList(G, redNum);
checkGraphBlueNodeList(G, blueNum);
checkGraphEdgeList(G, redNum * blueNum);
checkGraphArcList(G, 2 * redNum * blueNum);
for (RedNodeIt n(G); n != INVALID; ++n) {
checkGraphOutArcList(G, n, blueNum);
checkGraphInArcList(G, n, blueNum);
checkGraphIncEdgeList(G, n, blueNum);
}
for (BlueNodeIt n(G); n != INVALID; ++n) {
checkGraphOutArcList(G, n, redNum);
checkGraphInArcList(G, n, redNum);
checkGraphIncEdgeList(G, n, redNum);
}
checkGraphConArcList(G, 2 * redNum * blueNum);
checkGraphConEdgeList(G, redNum * blueNum);
checkArcDirections(G);
checkNodeIds(G);
checkRedNodeIds(G);
checkBlueNodeIds(G);
checkArcIds(G);
checkEdgeIds(G);
checkGraphNodeMap(G);
checkGraphRedNodeMap(G);
checkGraphBlueNodeMap(G);
checkGraphArcMap(G);
checkGraphEdgeMap(G);
for (int i = 0; i < G.redNum(); ++i) {
check(G.red(G.redNode(i)), "Wrong node");
check(G.index(G.redNode(i)) == i, "Wrong index");
}
for (int i = 0; i < G.blueNum(); ++i) {
check(G.blue(G.blueNode(i)), "Wrong node");
check(G.index(G.blueNode(i)) == i, "Wrong index");
}
for (NodeIt u(G); u != INVALID; ++u) {
for (NodeIt v(G); v != INVALID; ++v) {
Edge e = G.edge(u, v);
Arc a = G.arc(u, v);
if (G.red(u) == G.red(v)) {
check(e == INVALID, "Wrong edge lookup");
check(a == INVALID, "Wrong arc lookup");
} else {
check((G.u(e) == u && G.v(e) == v) ||
(G.u(e) == v && G.v(e) == u), "Wrong edge lookup");
check(G.source(a) == u && G.target(a) == v, "Wrong arc lookup");
}
}
}
}
void checkGraphs() {
{ // Checking ListGraph
checkBpGraphBuild<ListBpGraph>();
checkBpGraphErase<ListBpGraph>();
checkBpGraphAlter<ListBpGraph>();
checkBpGraphSnapshot<ListBpGraph>();
checkBpGraphValidity<ListBpGraph>();
}
{ // Checking SmartGraph
checkBpGraphBuild<SmartBpGraph>();
checkBpGraphSnapshot<SmartBpGraph>();
checkBpGraphValidity<SmartBpGraph>();
}
{ // Checking FullBpGraph
checkFullBpGraph(6, 8);
checkFullBpGraph(7, 4);
}
}
int main() {
checkConcepts();
checkGraphs();
return 0;
}