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ParameterList_XMLDuplicateSublists.cpp
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00004 //                    Teuchos: Common Tools Package
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00041 
00042 #include "Teuchos_UnitTestHarness.hpp"
00043 #include "Teuchos_ParameterList.hpp"
00044 #include "Teuchos_XMLParameterListCoreHelpers.hpp"
00045 #include "Teuchos_FileInputSource.hpp"
00046 #include "Teuchos_XMLParameterListReader.hpp"
00047 #include <fstream>
00048 #include <string>
00049 
00050 std::string filename;
00051 
00052 namespace Teuchos {
00053 
00054   TEUCHOS_STATIC_SETUP()
00055   {
00056     Teuchos::UnitTestRepository::getCLP().setOption(
00057       "filename", &filename, "XML file to parse" );
00058   }
00059 
00060   TEUCHOS_UNIT_TEST( ParameterList, ExistingSublistIsOkay )
00061   {
00062     std::string xmlstring(
00063         "<ParameterList>                   \n"
00064         "  <ParameterList name=\"SubList\">\n"
00065         "  </ParameterList>                \n"
00066         "</ParameterList>                  \n");
00067     RCP<ParameterList> plist = getParametersFromXmlString(xmlstring);
00068     updateParametersFromXmlString( xmlstring, plist() );
00069   }
00070 
00071   TEUCHOS_UNIT_TEST( ParameterList, XMLDuplicatedSublists )
00072   {
00073     ParameterList pl;
00074     TEST_THROW( updateParametersFromXmlFile(filename, inOutArg(pl) ), DuplicateParameterSublist );
00075     TEST_THROW( getParametersFromXmlFile(filename), DuplicateParameterSublist );
00076     TEST_THROW( getParametersFromXmlFile(filename,null), DuplicateParameterSublist );
00077     //
00078     std::ifstream fin(filename.c_str());
00079     std::string xmlstring( (std::istreambuf_iterator<char>(fin)), 
00080                             std::istreambuf_iterator<char>()      );
00081     TEST_THROW( updateParametersFromXmlString(xmlstring,inOutArg(pl) ), DuplicateParameterSublist );
00082     TEST_THROW( getParametersFromXmlString(xmlstring), DuplicateParameterSublist );
00083     TEST_THROW( getParametersFromXmlString(xmlstring,null), DuplicateParameterSublist );
00084   }
00085 
00086   TEUCHOS_UNIT_TEST( XMLParameterListReader, XMLDuplicatedSublistsThrowsError )
00087   {
00088     FileInputSource xmlFile(filename);
00089     XMLObject xmlParams = xmlFile.getObject();
00090     XMLParameterListReader xmlPLReader;
00091     TEST_EQUALITY_CONST( xmlPLReader.getAllowsDuplicateSublists(), true );
00092     out << "Changing policy to disallow duplicate sublists" << std::endl;
00093     xmlPLReader.setAllowsDuplicateSublists( false );
00094     TEST_EQUALITY_CONST( xmlPLReader.getAllowsDuplicateSublists(), false );
00095     TEST_THROW( xmlPLReader.toParameterList(xmlParams), DuplicateParameterSublist );
00096   }
00097 
00098   TEUCHOS_UNIT_TEST( XMLParameterListReader, XMLDuplicatedSublistsBackwardsCompatible )
00099   {
00100     FileInputSource xmlFile(filename);
00101     XMLObject xmlParams = xmlFile.getObject();
00102     XMLParameterListReader xmlPLReader;
00103     TEST_EQUALITY_CONST( xmlPLReader.getAllowsDuplicateSublists(), true );
00104     TEST_NOTHROW( xmlPLReader.toParameterList(xmlParams) );
00105   }
00106 
00107 } // namespace Teuchos
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