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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2013 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
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/>.
Description
Test some string functionality
\*---------------------------------------------------------------------------*/
#include "string.H"
#include "stringOps.H"
#include "dictionary.H"
#include "IOstreams.H"
using namespace Foam;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Main program:
int main(int argc, char *argv[])
{
string test
(
" $HOME kjhkjhkjh \" \\$HOME/tyetyery $; ${FOAM_RUN} \n $; hkjh;"
" $(DONOTSUBST) some other <${USER}> with '${__UNKNOWN:-some default}'"
" value "
" or with '${HOME:+Home was set}' via :+ alternative"
" or with '${__UNKNOWN:+unknown}' empty"
);
dictionary dict;
dict.add("HOME", "myHome");
dictionary subDict;
subDict.add("value1", "test1");
subDict.add("value2", "test2");
dict.add("FOAM_RUN", subDict);
Info<< "string:" << test << nl << "hash:"
<< unsigned(string::hash()(test)) << endl;
Info<<"trimLeft: " << stringOps::trimLeft(test) << endl;
Info<<"trimRight: " << stringOps::trimRight(test) << endl;
Info<<"trim: " << stringOps::trim(test) << endl;
// test sub-strings via iterators
string::const_iterator iter = test.end();
string::const_iterator iter2 = test.end();
string::size_type fnd = test.find('\\');
if (fnd != string::npos)
{
iter = test.begin() + fnd;
iter2 = iter + 6;
}
Info<< "sub-string via iterators : >";
while (iter != iter2)
{
Info<< *iter;
++iter;
}
Info<< "<\n";
Info<< string(test).replace("kj", "zzz") << endl;
Info<< string(test).replace("kj", "") << endl;
Info<< string(test).replaceAll("kj", "zzz") << endl;
Info<< string(test).replaceAll("kj", "z") << endl;
Info<< "expanded: " << string(test).expand() << endl;
Info<<"dictionary-based substitution: " << dict << endl;
Info<< "expand dict: " << stringOps::expand(test, dict) << endl;
string test2("~OpenFOAM/controlDict");
Info<< test2 << " => " << test2.expand() << endl;
// replace controlDict with "newName"
{
string::size_type i = test2.rfind('/');
if (i == string::npos)
{
test2 = "newName";
}
else
{
// this uses the std::string::replace
test2.replace(i+1, string::npos, "newName");
}
Info<< "after replace: " << test2 << endl;
// do another replace
// this uses the Foam::string::replace
test2.replace("OpenFOAM", "openfoam");
Info<< "after replace: " << test2 << endl;
}
string s;
Sin.getLine(s);
string s2(s.expand());
cout<< "output string with " << s2.length() << " characters\n";
cout<< "ostream<< >" << s2 << "<\n";
Info<< "Ostream<< >" << s2 << "<\n";
Info<< "hash:" << hex << string::hash()(s2) << endl;
Info<< "\nEnd\n" << endl;
return 0;
}
// ************************************************************************* //
|
