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// -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
// vi: set et ts=4 sw=2 sts=2:
// SPDX-FileCopyrightInfo: Copyright © DUNE Project contributors, see file LICENSE.md in module root
// SPDX-License-Identifier: LicenseRef-GPL-2.0-only-with-DUNE-exception
#include <cstdlib>
#include <iostream>
#include <ostream>
#include <dune/common/parallel/indexset.hh>
#include <dune/common/parallel/localindex.hh>
int testDeleteIndices()
{
Dune::ParallelIndexSet<int,Dune::LocalIndex,15> indexSet;
Dune::ParallelIndexSet<int,Dune::LocalIndex,25> indexSet1;
indexSet.beginResize();
indexSet1.beginResize();
for(int i=0; i< 10; i++) {
indexSet.add(i, Dune::LocalIndex (i));
indexSet1.add(i, Dune::LocalIndex (i));
}
indexSet.endResize();
indexSet1.endResize();
typedef Dune::ParallelIndexSet<int,Dune::LocalIndex,15>::iterator
Iterator;
Iterator entry = indexSet.begin();
indexSet.beginResize();
for(int i=0; i < 5; i++)
++entry;
indexSet.markAsDeleted(entry);
indexSet.endResize();
std::cout<<"Unchanged: "<<indexSet1<<std::endl;
std::cout<<"Deleted: "<<indexSet<<std::endl;
Iterator end = indexSet.end();
int i=0, ret=0;
for(entry = indexSet.begin(); entry != end; ++entry,++i)
if(entry->global()==5) {
std::cerr<<"Entry was not deleted!"<<std::endl;
ret++;
}
if(i>9) {
std::cerr<<"Number of entries not correct!"<<std::endl;
ret++;
}
Dune::ParallelIndexSet<int,Dune::LocalIndex,25>::iterator iter=indexSet1.begin();
// Test whether the local indices changed
for(entry = indexSet.begin(); entry != end; ++entry) {
while(iter->global() < entry->global())
iter++;
if(iter->global() != entry->global()) {
std::cerr <<" Global indices do not match!"<<std::endl;
++ret;
}
if(iter->local() != entry->local()) {
std::cerr <<" Local indices do not match!"<<std::endl;
++ret;
}
}
return ret;
}
int main(int, char **)
{
std::exit(testDeleteIndices());
}
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