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Time Integration
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Tempus_UnitTest_SDIRK_2Stage2ndOrder.cpp
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1// @HEADER
2// ****************************************************************************
3// Tempus: Copyright (2017) Sandia Corporation
4//
5// Distributed under BSD 3-clause license (See accompanying file Copyright.txt)
6// ****************************************************************************
7// @HEADER
8
10
11
12namespace Tempus_Unit_Test {
13
14using Teuchos::RCP;
15using Teuchos::rcp;
16using Teuchos::rcp_const_cast;
17using Teuchos::rcp_dynamic_cast;
18using Teuchos::ParameterList;
19using Teuchos::sublist;
20
21
22// ************************************************************
23// ************************************************************
24TEUCHOS_UNIT_TEST(SDIRK_2Stage2ndOrder, Default_Construction)
25{
26 auto stepper = rcp(new Tempus::StepperSDIRK_2Stage2ndOrder<double>());
28
29 // Test stepper properties.
30 TEUCHOS_ASSERT(stepper->getOrder() == 2);
31 TEUCHOS_ASSERT(stepper->getGamma() == 0.2928932188134524);
32 stepper->setGamma(0.5); stepper->initialize(); TEUCHOS_TEST_FOR_EXCEPT(!stepper->isInitialized());
33
34}
35
36
37// ************************************************************
38// ************************************************************
39TEUCHOS_UNIT_TEST(SDIRK_2Stage2ndOrder, StepperFactory_Construction)
40{
41 auto model = rcp(new Tempus_Test::SinCosModel<double>());
42 testFactoryConstruction("SDIRK 2 Stage 2nd order", model);
43}
44
45
46// ************************************************************
47// ************************************************************
48TEUCHOS_UNIT_TEST(SDIRK_2Stage2ndOrder, AppAction)
49{
50 auto stepper = rcp(new Tempus::StepperSDIRK_2Stage2ndOrder<double>());
51 auto model = rcp(new Tempus_Test::SinCosModel<double>());
52 testRKAppAction(stepper, model, out, success);
53}
54
55
56} // namespace Tempus_Test
Sine-Cosine model problem from Rythmos. This is a canonical Sine-Cosine differential equation.
void testDIRKAccessorsFullConstruction(const RCP< Tempus::StepperDIRK< double > > &stepper)
Unit test utility for ExplicitRK Stepper construction and accessors.
void testRKAppAction(const Teuchos::RCP< Tempus::StepperRKBase< double > > &stepper, const Teuchos::RCP< const Thyra::ModelEvaluator< double > > &model, Teuchos::FancyOStream &out, bool &success)
Unit test utility for Stepper RK AppAction.
TEUCHOS_UNIT_TEST(BackwardEuler, Default_Construction)
void testFactoryConstruction(std::string stepperType, const Teuchos::RCP< const Thyra::ModelEvaluator< double > > &model)
Unit test utility for Stepper construction through StepperFactory.