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Simple2DTpetraModelEvaluator_UnitTests.cpp
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00005 //    Thyra: Interfaces and Support for Abstract Numerical Algorithms
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00043 
00044 
00045 #include "Simple2DTpetraModelEvaluator.hpp"
00046 
00047 #include "Teuchos_UnitTestHarness.hpp"
00048 
00049 
00050 namespace {
00051 
00052 
00053 using Teuchos::null;
00054 using Teuchos::RCP;
00055 typedef Thyra::ModelEvaluatorBase MEB;
00056 
00057 
00058 //
00059 // Unit tests
00060 //
00061 
00062 
00063 TEUCHOS_UNIT_TEST_TEMPLATE_1_DECL( Simple2DTpetraModelEvaluator, construct, Scalar )
00064 {
00065   RCP<Simple2DTpetraModelEvaluator<Scalar> > model = simple2DTpetraModelEvaluator<Scalar>();
00066   TEST_ASSERT(model != null);
00067   TEST_EQUALITY(model->Np(), 0);
00068   TEST_EQUALITY(model->Ng(), 0);
00069   TEST_ASSERT(model->get_x_space() != null);
00070   TEST_EQUALITY(model->get_x_space()->dim(), 2);
00071   TEST_ASSERT(model->get_f_space() != null);
00072   TEST_EQUALITY(model->get_f_space()->dim(), 2);
00073   TEST_ASSERT(nonnull(model->getNominalValues().get_x()));
00074   TEST_ASSERT(model->create_W_op() != null);
00075   //TEST_ASSERT(model->get_W_factory() != null);
00076   MEB::InArgs<Scalar> inArgs = model->createInArgs();
00077   TEST_ASSERT(inArgs.supports(MEB::IN_ARG_x));
00078   TEST_EQUALITY(inArgs.Np(), 0);
00079 }
00080 
00081 #if !defined(HAVE_TPETRA_EXPLICIT_INSTANTIATION) || defined(HAVE_TPETRA_INST_DOUBLE)
00082   TEUCHOS_UNIT_TEST_TEMPLATE_1_INSTANT_DOUBLE(
00083     Simple2DTpetraModelEvaluator, construct )
00084 #endif
00085     
00086 #if !defined(HAVE_TPETRA_EXPLICIT_INSTANTIATION) || defined(HAVE_TPETRA_INST_FLOAT)
00087   TEUCHOS_UNIT_TEST_TEMPLATE_1_INSTANT_FLOAT(
00088     Simple2DTpetraModelEvaluator, construct )
00089 #endif
00090     
00091 
00092 TEUCHOS_UNIT_TEST_TEMPLATE_1_DECL( Simple2DTpetraModelEvaluator, eval, Scalar )
00093 {
00094 
00095   using Teuchos::tuple;
00096   using Teuchos::ArrayView;
00097   using Teuchos::ArrayRCP;
00098   using Teuchos::as;
00099   using Teuchos::rcp_dynamic_cast;
00100   typedef Teuchos::ScalarTraits<Scalar> ST;
00101   typedef typename ST::magnitudeType ScalarMag;
00102   typedef Teuchos::ScalarTraits<ScalarMag> SMT;
00103   using Thyra::VectorBase;
00104   using Thyra::LinearOpBase;
00105   typedef Thyra::TpetraOperatorVectorExtraction<Scalar,int> ConverterT;
00106 
00107   RCP<Simple2DTpetraModelEvaluator<Scalar> > model = simple2DTpetraModelEvaluator<Scalar>();
00108 
00109   const Scalar d = 7.0;
00110   model->set_d(d);
00111 
00112   const Scalar p_0 = 2.0, p_1 = 6.0;
00113   model->set_p(tuple<Scalar>(p_0, p_1));
00114 
00115   const Scalar x_0 = 3.0, x_1 =  4.0;
00116   model->set_x0(tuple<Scalar>(x_0, x_1));
00117 
00118   MEB::InArgs<Scalar> inArgs = model->getNominalValues();
00119   MEB::OutArgs<Scalar> outArgs = model->createOutArgs();
00120   const RCP<VectorBase<Scalar> > f = createMember(model->get_f_space());
00121   const RCP<LinearOpBase<Scalar> > W_op = model->create_W_op();
00122   outArgs.set_f(f);
00123   outArgs.set_W_op(W_op);
00124   model->evalModel(inArgs, outArgs);
00125 
00126   const ScalarMag tol = 100.0 * SMT::eps();
00127   
00128   const RCP<const Tpetra::Vector<Scalar,int> > f_tpetra = 
00129     ConverterT::getConstTpetraVector(f);
00130 
00131   const ArrayRCP<const Scalar> f_tpetra_vals = f_tpetra->get1dView();
00132   TEST_FLOATING_EQUALITY(f_tpetra_vals[0], as<Scalar>(x_0 + x_1*x_1 - p_0), tol);
00133   TEST_FLOATING_EQUALITY(f_tpetra_vals[1], as<Scalar>(d * (x_0*x_0 - x_1 - p_1)), tol);
00134 
00135   const RCP<const Tpetra::CrsMatrix<Scalar,int> > W_tpetra = 
00136     rcp_dynamic_cast<Tpetra::CrsMatrix<Scalar,int> >(
00137       ConverterT::getTpetraOperator(W_op));
00138 
00139   ArrayView<const int> row_indices;
00140   ArrayView<const Scalar> row_values;
00141 
00142   W_tpetra->getLocalRowView(0, row_indices, row_values);
00143   TEST_EQUALITY( row_indices[0], 0 );
00144   TEST_EQUALITY( row_indices[1], 1 );
00145   TEST_FLOATING_EQUALITY( row_values[0], as<Scalar>(1.0), tol );
00146   TEST_FLOATING_EQUALITY( row_values[1], as<Scalar>(2.0*x_1), tol );
00147 
00148   W_tpetra->getLocalRowView(1, row_indices, row_values);
00149   TEST_EQUALITY( row_indices[0], 0 );
00150   TEST_EQUALITY( row_indices[1], 1 );
00151   TEST_FLOATING_EQUALITY( row_values[0], as<Scalar>(d*2.0*x_0), tol );
00152   TEST_FLOATING_EQUALITY( row_values[1], as<Scalar>(-d), tol );
00153 
00154 }
00155 
00156 #if !defined(HAVE_TPETRA_EXPLICIT_INSTANTIATION) || defined(HAVE_TPETRA_INST_DOUBLE)
00157   TEUCHOS_UNIT_TEST_TEMPLATE_1_INSTANT_DOUBLE(
00158       Simple2DTpetraModelEvaluator, eval )
00159 #endif
00160     
00161 #if !defined(HAVE_TPETRA_EXPLICIT_INSTANTIATION) || defined(HAVE_TPETRA_INST_FLOAT)
00162   TEUCHOS_UNIT_TEST_TEMPLATE_1_INSTANT_FLOAT(
00163       Simple2DTpetraModelEvaluator, eval )
00164 #endif
00165     
00166 
00167 
00168 } // namespace
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