test_NonlinearSolverParameters.h

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// Unit tests for the class "nonlinearSolverParameters"
#include "../../include/SolverParameters.h"

template <int dim,typename T>
  bool unitTest<dim,T>::test_NonlinearSolverParameters(){

    char buffer[100];

    std::cout << "\nTesting 'NonlinearSolverParameters'... " << std::endl;

    // Create a nonlinearSolverParameters object
    NonlinearSolverParameters test_object;

    test_object.setMaxIterations(123);
    test_object.loadParameters(2,ABSOLUTE_RESIDUAL,1.0e-3,true,0.5,1.0,1.0,false);
    test_object.loadParameters(5,RELATIVE_RESIDUAL_CHANGE,1.0e-4,false,0.5,1.0,0.5,false);

    // Subtests
    unsigned int subtest_index = 0;
    bool result;
    bool pass = true;

    // Subtest 1
    subtest_index++;
    result = false;
    if (test_object.getMaxIterations() == 123){
        result = true;
    }
    std::cout << "Subtest " << subtest_index << " result for 'getMaxIterations': " << result << std::endl;

    pass = pass && result;

    //Subtest 2
    subtest_index++;
    result = false;
    if (test_object.getToleranceType(2) == ABSOLUTE_RESIDUAL && test_object.getToleranceType(5) == RELATIVE_RESIDUAL_CHANGE){
        result = true;
    }
    std::cout << "Subtest " << subtest_index << " result for 'getToleranceType': " << result << std::endl;

    pass = pass && result;

    //Subtest 3
    subtest_index++;
    result = false;
    if (std::abs(test_object.getToleranceValue(2) - 1.0e-3) < 1.0e-12  && std::abs(test_object.getToleranceValue(5) - 1.0e-4) < 1.0e-12){
        result = true;
    }
    std::cout << "Subtest " << subtest_index << " result for 'getToleranceValue': " << result << std::endl;

    pass = pass && result;

    //Subtest 4
    subtest_index++;
    result = false;
    if (test_object.getBacktrackDampingFlag(2) == true && test_object.getBacktrackDampingFlag(5) == false){
        result = true;
    }
    std::cout << "Subtest " << subtest_index << " result for 'getBacktraceDampingFlag': " << result << std::endl;

    pass = pass && result;

    //Subtest 5
    subtest_index++;
    result = false;
    if (std::abs(test_object.getDefaultDampingCoefficient(2) - 1.0) < 1.0e-12  && std::abs(test_object.getDefaultDampingCoefficient(5) - 0.5) < 1.0e-12){
        result = true;
    }
    std::cout << "Subtest " << subtest_index << " result for 'getDefaultDampingCoefficient': " << result << std::endl;

    pass = pass && result;

    sprintf (buffer, "Test result for 'NonlinearSolverParameters': %u\n", pass);
    std::cout << buffer;

    return pass;
}