You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
65 lines
3.0 KiB
65 lines
3.0 KiB
#include "gtest/gtest.h"
|
|
#include "storm-config.h"
|
|
|
|
#include "src/solver/GmmxxNondeterministicLinearEquationSolver.h"
|
|
#include "src/settings/SettingsManager.h"
|
|
|
|
TEST(GmmxxNondeterministicLinearEquationSolver, SolveWithStandardOptions) {
|
|
storm::storage::SparseMatrixBuilder<double> builder(0, 0, 0, false, true);
|
|
ASSERT_NO_THROW(builder.newRowGroup(0));
|
|
ASSERT_NO_THROW(builder.addNextValue(0, 0, 0.9));
|
|
|
|
storm::storage::SparseMatrix<double> A;
|
|
ASSERT_NO_THROW(A = builder.build(2));
|
|
|
|
std::vector<double> x(1);
|
|
std::vector<double> b = {0.099, 0.5};
|
|
|
|
storm::solver::GmmxxNondeterministicLinearEquationSolver<double> solver;
|
|
ASSERT_NO_THROW(solver.solveEquationSystem(true, A, x, b));
|
|
ASSERT_LT(std::abs(x[0] - 0.5), storm::settings::gmmxxEquationSolverSettings().getPrecision());
|
|
|
|
ASSERT_NO_THROW(solver.solveEquationSystem(false, A, x, b));
|
|
ASSERT_LT(std::abs(x[0] - 0.989991), storm::settings::gmmxxEquationSolverSettings().getPrecision());
|
|
}
|
|
|
|
TEST(GmmxxNondeterministicLinearEquationSolver, MatrixVectorMultiplication) {
|
|
storm::storage::SparseMatrixBuilder<double> builder(0, 0, 0, false, true);
|
|
ASSERT_NO_THROW(builder.newRowGroup(0));
|
|
ASSERT_NO_THROW(builder.addNextValue(0, 0, 0.9));
|
|
ASSERT_NO_THROW(builder.addNextValue(0, 1, 0.099));
|
|
ASSERT_NO_THROW(builder.addNextValue(0, 2, 0.001));
|
|
ASSERT_NO_THROW(builder.addNextValue(1, 1, 0.5));
|
|
ASSERT_NO_THROW(builder.addNextValue(1, 2, 0.5));
|
|
ASSERT_NO_THROW(builder.newRowGroup(2));
|
|
ASSERT_NO_THROW(builder.addNextValue(2, 1, 1));
|
|
ASSERT_NO_THROW(builder.newRowGroup(3));
|
|
ASSERT_NO_THROW(builder.addNextValue(3, 2, 1));
|
|
|
|
storm::storage::SparseMatrix<double> A;
|
|
ASSERT_NO_THROW(A = builder.build());
|
|
|
|
std::vector<double> x = {0, 1, 0};
|
|
|
|
ASSERT_NO_THROW(storm::solver::GmmxxNondeterministicLinearEquationSolver<double> solver);
|
|
|
|
storm::solver::GmmxxNondeterministicLinearEquationSolver<double> solver;
|
|
ASSERT_NO_THROW(solver.performMatrixVectorMultiplication(true, A, x, nullptr, 1));
|
|
ASSERT_LT(std::abs(x[0] - 0.099), storm::settings::gmmxxEquationSolverSettings().getPrecision());
|
|
|
|
x = {0, 1, 0};
|
|
ASSERT_NO_THROW(solver.performMatrixVectorMultiplication(true, A, x, nullptr, 2));
|
|
ASSERT_LT(std::abs(x[0] - 0.1881), storm::settings::gmmxxEquationSolverSettings().getPrecision());
|
|
|
|
x = {0, 1, 0};
|
|
ASSERT_NO_THROW(solver.performMatrixVectorMultiplication(true, A, x, nullptr, 20));
|
|
ASSERT_LT(std::abs(x[0] - 0.5), storm::settings::gmmxxEquationSolverSettings().getPrecision());
|
|
|
|
x = {0, 1, 0};
|
|
ASSERT_NO_THROW(solver.performMatrixVectorMultiplication(false, A, x, nullptr, 1));
|
|
ASSERT_LT(std::abs(x[0] - 0.5), storm::settings::gmmxxEquationSolverSettings().getPrecision());
|
|
|
|
x = {0, 1, 0};
|
|
ASSERT_NO_THROW(solver.performMatrixVectorMultiplication(false, A, x, nullptr, 20));
|
|
ASSERT_LT(std::abs(x[0] - 0.9238082658), storm::settings::gmmxxEquationSolverSettings().getPrecision());
|
|
}
|