openfoam/applications/test/HashTable1/Test-HashTable1.C
Mark Olesen 1d43e45fdd ENH: add test application for fileHander writing
COMP: update applications/test
2023-10-11 18:11:37 +00:00

406 lines
11 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | www.openfoam.com
\\/ M anipulation |
-------------------------------------------------------------------------------
Copyright (C) 2011-2016 OpenFOAM Foundation
Copyright (C) 2017-2022 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
\*---------------------------------------------------------------------------*/
#include "HashTable.H"
#include "List.H"
#include "DynamicList.H"
#include "FlatOutput.H"
#include "IOstreams.H"
#include "StringStream.H"
#include "ListOps.H"
#include "stringListOps.H"
using namespace Foam;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Main program:
int main()
{
HashTable<scalar> table1
{
{"aaa", 1.0},
{"aba", 2.0},
{"aca", 3.0},
{"ada", 4.0},
{"aeq", 5.0},
{"aaw", 6.0},
{"abs", 7.0},
{"acr", 8.0},
{"adx", 9.0},
{"aec", 10.0}
};
// Info<< "\ntable1: " << table1<< endl;
// Erase by key
table1.erase("aaw");
// Erase by iterator
HashTable<scalar>::iterator iter = table1.find("abs");
table1.erase(iter);
Info<< "\ntable1 toc: " << table1.toc() << endl;
Info<< "\ntable1 sortedToc: " << table1.sortedToc() << endl;
table1.printInfo(Info)
<< "table1 [" << table1.size() << "] " << endl;
forAllConstIters(table1, iter)
{
Info<< iter.key() << " => " << iter.val() << nl;
}
Info<< "\ntable1 csorted() :" << endl;
for (const auto& iter : table1.csorted())
{
Info<< " " << iter.key() << " => " << iter.val() << nl;
}
Info<< endl;
table1.set("acr", 108);
table1.set("adx", 109);
table1.set("aec", 100);
table1("aaw") -= 1000;
table1("aeq") += 1000;
Info<< "\noverwrote some values table1: " << table1 << endl;
// Test writable sorted access
for (auto& iter : table1.sorted())
{
// Should not compile: iter.key() = "illegal";
iter.val() *= 2;
}
Info<< "\nInplace modified - via sorted() access :" << endl;
for (const auto& iter : table1.csorted())
{
Info<< " " << iter.key() << " => " << iter.val() << nl;
}
Info<< endl;
Info<< "\ntest find:" << endl;
Info<< table1.find("aaa")() << nl
<< table1.find("aba")() << nl
<< table1.find("aca")() << nl
<< table1.find("ada")() << nl
<< table1.find("aeq")() << nl
<< table1.find("acr")() << nl
<< table1.find("adx")() << nl
<< table1.find("aec")() << nl
<< table1["aaa"] << nl;
{
OStringStream os;
os << table1;
HashTable<scalar> readTable(IStringStream(os.str())());
Info<< "Istream constructor:" << readTable << endl;
}
HashTable<scalar> table2(table1); // Copy
HashTable<scalar> table3(std::move(table1)); // Move
Info<< nl
<< "copy table1 -> table2" << nl
<< "move table1 -> table3" << nl;
Info<< "\ntable1" << table1 << nl
<< "\ntable2" << table2 << nl
<< "\ntable3" << table3 << nl;
Info<< "\nerase table2 by iterator" << nl;
forAllIters(table2, iter)
{
Info<< "erasing " << iter.key() << " => " << iter.val() << " ... ";
table2.erase(iter);
Info<< "erased" << endl;
}
Info<< "\ntable1" << table1 << nl
<< "\ntable2" << table2 << nl
<< "\ntable3" << table3 << nl;
table3.resize(1);
Info<< "\nresize(1) table3" << nl;
table3.printInfo(Info)
<< table3 << nl;
table3.resize(10000);
Info<< "\nresize(10000) table3" << nl;
table3.printInfo(Info)
<< table3 << nl;
HashTable<scalar> table4;
table4 = table3;
Info<< "\ncopy table3 -> table4 " << table4 << nl;
Info<< "\nclear table4 ... ";
table4.clear();
Info<< "[" << table4.size() << "] " << table4 << nl;
table1 = table3;
Info<< "\ncopy table3 -> table1 (previously transferred)" << table1 << nl;
Info<< "test table1 == table3 : " << (table1 == table3) << nl;
table1.erase(table1.begin());
Info<< "removed an element - test table1 != table3 : "
<< (table1 != table3) << nl;
// Insert a few things into table2
table2.set("ada", 14.0);
table2.set("aeq", 15.0);
table2.set("aaw", 16.0);
table2.set("abs", 17.0);
table2.set("adx", 20.0);
Info<< "\ntable1" << table1 << nl
<< "\ntable2" << table2 << nl;
label nErased = table1.erase(table2);
Info<< "\nerase table2 keys from table1 (removed "
<< nErased << " elements)" << nl
<< "\ntable1" << table1 << nl
<< "\ntable2" << table2 << nl;
Info<< "\ntable3" << table2
<< "\nclearStorage table2 ... ";
table2.clearStorage();
Info<< table2 << nl;
table1 =
{
{"abc", 3.0},
{"def", 6.0},
{"acr", 8.0},
{"aec", 10.0}
};
Info<< "\ntable1" << table1 << nl;
Info<< "\nrange-for(table1) - returns values" << nl;
for (const auto& it : table1)
{
Info<< "val:" << it << nl;
}
Info<< "\nrange-for(table1.keys()) - returns keys" << nl;
for (const auto& k : table1.keys())
{
Info<< "key:" << k << nl;
}
// These do not yet work. Issues resolving the distance.
//
// List<scalar> table1vals(table1.begin(), table1.end());
{
Info<<"distance/size: "
<< std::distance(table1.begin(), table1.end())
<< "/" << table1.size()
<< " and "
<< std::distance(table1.keys().begin(), table1.keys().end())
<< "/" << table1.keys().size()
<< nl;
List<word> sortKeys
(
ListOps::create<word>
(
table1.keys().begin(),
table1.keys().end(),
identityOp{}
)
);
sort(sortKeys);
Info<<"sortKeys: " << flatOutput(sortKeys) << nl;
}
Info<< "\nFrom table1: " << flatOutput(table1.sortedToc()) << nl
<< "retain keys: " << flatOutput(table3.sortedToc()) << nl;
table1.retain(table3);
Info<< "-> " << flatOutput(table1.sortedToc()) << nl;
Info<< "Lookup non-existent" << nl;
Info<< table1.lookup("missing-const", 1.2345e+6)
<< " // const-access" << nl;
Info<< table1("missing-inadvertent", 3.14159)
<< " // (inadvertent?) non-const access" << nl;
Info<< table1("missing-autovivify")
<< " // Known auto-vivification (non-const access)" << nl;
Info<<"\ntable1: " << table1 << endl;
// Start again
HashTable<scalar> table1start
{
{"aaa", 1.0},
{"aba", 2.0},
{"a_ca", 3.0},
{"ada", 4.0},
{"aeq_", 5.0},
{"aaw", 6.0},
{"abs", 7.0},
{"a_cr", 8.0},
{"adx", 9.0},
{"ae_c", 10.0}
};
table1 = table1start;
Info<< "\ntable has keys: "
<< flatOutput(table1.sortedToc()) << nl;
wordRe matcher(".*_.*", wordRe::REGEX);
table1.filterKeys
(
[&matcher](const word& k){ return matcher.match(k); }
);
Info<< "retain things matching " << matcher << " => "
<< flatOutput(table1.sortedToc()) << nl;
table1 = table1start;
table1.filterKeys
(
[&matcher](const word& k){ return matcher.match(k); },
true
);
Info<< "prune things matching " << matcher << " => "
<< flatOutput(table1.sortedToc()) << nl;
// Same, without a lambda
table1 = table1start;
table1.filterKeys(matcher, true);
Info<< "prune things matching " << matcher << " => "
<< flatOutput(table1.sortedToc()) << nl;
// Same idea, but inverted logic inside the lambda
table1 = table1start;
table1.filterKeys
(
[&matcher](const word& k){ return !matcher.match(k); },
true
);
Info<< "prune things matching " << matcher << " => "
<< flatOutput(table1.sortedToc()) << nl;
table1 = table1start;
Info<< "\ntable:" << table1 << nl;
table1.filterValues
(
[](const scalar& v){ return (v >= 5); }
);
Info<< "\ntable with values >= 5:" << table1 << nl;
table1 = table1start;
Info<< "\ntable:" << table1 << nl;
table1.filterEntries
(
[&matcher](const word& k, const scalar& v)
{
return matcher(k) && (v >= 5);
}
);
Info<< "\ntable with values >= 5 and matching " << matcher
<< table1 << nl;
table1 = table1start;
Info<< "\ntable:" << table1 << nl;
Info<< "has "
<< table1.countValues([](const scalar& v) { return v >= 7; })
<< " values >= 7 with these keys: "
<< table1.tocValues([](const scalar& v) { return v >= 7; })
<< nl;
// Start again with new value
table2.set("ada", 14.0);
table2.set("aeq", 15.0);
table2.set("aaw", 16.0);
Info<< nl << "input values" << nl;
Info<<"table1 = " << table1 << nl <<"table2 = " << table2 << nl;
Info<<"std::swap function" << nl;
std::swap(table1, table2);
Info<<"table1 = " << table1 << nl <<"table2 = " << table2 << nl;
Info<<"swap method" << nl;
table1.swap(table2);
Info<<"table1 = " << table1 << nl <<"table2 = " << table2 << nl;
Info<<"transfer" << nl;
table1.transfer(table2);
Info<<"table1 = " << table1 << nl <<"table2 = " << table2 << nl;
Info<<"move assign" << nl;
table2 = std::move(table1);
Info<<"table1 = " << table1 << nl <<"table2 = " << table2 << nl;
Info<<"move construct" << nl;
HashTable<scalar> table1b(std::move(table2));
Info<<"table1 = " << table1b << nl <<"table2 = " << table2 << nl;
table1b.set("more", 14.0);
table1b.set("less", 15.0);
table1b.set("other", 16.0);
Info<<"Test a += b " << nl;
Info<<"a = " << flatOutput(table1b.sortedToc()) << nl
<<"b = " << flatOutput(table3.sortedToc()) << nl;
Info<<"=> " << (table1b += table3) << nl;
Info<< "\nDone\n";
return 0;
}
// ************************************************************************* //