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test/XMLParser/cxx_main.cpp
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00041 
00042 #include "Teuchos_ConfigDefs.hpp"
00043 #include "Teuchos_XMLParser.hpp"
00044 #include "Teuchos_XMLObject.hpp"
00045 #include "Teuchos_GlobalMPISession.hpp"
00046 #include "Teuchos_StringInputSource.hpp"
00047 #include "Teuchos_Version.hpp"
00048 #include "Teuchos_ParameterList.hpp"
00049 #include "Teuchos_XMLParameterListWriter.hpp"
00050 #include "Teuchos_XMLParameterListReader.hpp"
00051 
00052 using std::string;
00053 using Teuchos::ParameterList;
00054 using Teuchos::XMLObject;
00055 using Teuchos::XMLParser;
00056 using Teuchos::XMLParameterListReader;
00057 using Teuchos::XMLParameterListWriter;
00058 using Teuchos::StringInputSource;
00059 
00060 /* Test of Teuchos XMLParser class */
00061 
00062 int main(int argc, char** argv)
00063 {
00064   std::cout << Teuchos::Teuchos_Version() << std::endl << std::endl;
00065 
00066   bool testfailed = false;
00067   double tmp;
00068       
00069   Teuchos::GlobalMPISession mpiSession(&argc, &argv);
00070 
00071   try
00072     {
00073 
00074       /* create a ParameterList object */
00075       ParameterList problem("Problem");
00076       ParameterList solver("Solver");
00077       ParameterList prec("Preconditioner");
00078       prec.set("type", "ILUk");           // set some of these to isUsed for completeness
00079       {
00080         std::string l_tmp = prec.get<std::string>("type");
00081       }
00082       prec.set("k", 2);
00083       solver.set("Preconditioner",prec);
00084       solver.set("type", "gmres");        // set some of these to isUsed for completeness
00085       {
00086         std::string l_tmp = solver.get<std::string>("type");
00087       }
00088       solver.set("maxiters", 1000);
00089       solver.set("restarts", 100);
00090       solver.set("special1","\"&\"");     // test the XML outputting and parsing for correctness
00091       solver.set("special2","\'&\'");     // test the XML outputting and parsing for correctness
00092       solver.set("special3","\"&\'");     // test the XML outputting and parsing for correctness
00093       solver.set("tol", 1.0e-10);         // set some of these to isUsed for completeness
00094       {
00095         tmp = solver.get<double>("tol");
00096       }
00097       problem.set("Solver",solver);
00098 
00099       std::cout << "*** ParameterList (original)" << std::endl;
00100       std::cout << problem << std::endl;
00101 
00102       /* create an XML object from the ParameterList */
00103       XMLParameterListWriter xml2pl;
00104       XMLObject xmlprob1 = xml2pl.toXML(problem);
00105 
00106       /* write the XML to a std::string */
00107       std::ostringstream ss;
00108       ss << xmlprob1;
00109       std::string strproblem = ss.str();
00110 
00111       std::cout << "*** XML from ParameterListParameterListWriter.toXML().toString()" << std::endl;
00112       std::cout << xmlprob1 << std::endl;
00113 
00114       /* create a input source, parser to read the std::string */
00115       StringInputSource src(strproblem);
00116       XMLParser parser(src.stream());
00117 
00118       /* parse XML in a std::string */
00119       XMLObject xmlprob2 = parser.parse();
00120 
00121       std::cout << "*** XML from XMLParser.parse()" << std::endl;
00122       std::cout << xmlprob2 << std::endl;
00123 
00124       /* convert the new XML object to a ParameterList */
00125       XMLParameterListReader pl2xml;
00126       ParameterList problem2 = pl2xml.toParameterList(xmlprob2);
00127 
00128       std::cout << "*** ParameterList from XMLParameterListReader.toParameterList()" << std::endl;
00129       std::cout << problem2 << std::endl;
00130 
00131       /* check that the new parameter list matches the old one */
00132       if (problem2 != problem) {
00133         testfailed = true;
00134       }
00135     }
00136   catch(std::exception& e)
00137     {
00138       std::cerr << e.what() << std::endl;
00139       testfailed = true;
00140     }
00141 
00142   if (testfailed) {
00143     std::cout << "End Result: TEST FAILED" << std::endl;
00144     return -1;
00145   }
00146 
00147   std::cout << "End Result: TEST PASSED" << std::endl;
00148   return 0;
00149 }
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