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95 lines
3.4 KiB
95 lines
3.4 KiB
#include "gtest/gtest.h"
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#include "src/storage/SparseMatrix.h"
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TEST(SparseMatrix, Iteration) {
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storm::storage::SparseMatrixBuilder<double> matrixBuilder;
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for (uint_fast64_t row = 0; row < 10000; ++row) {
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for (uint_fast64_t column = 0; column < row; ++column) {
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ASSERT_NO_THROW(matrixBuilder.addNextValue(row, column, row+column));
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}
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}
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storm::storage::SparseMatrix<double> matrix;
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ASSERT_NO_THROW(matrix = matrixBuilder.build());
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for (uint_fast64_t row = 0; row < matrix.getRowCount(); ++row) {
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for (auto const& entry : matrix.getRow(row)) {
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// The following can never be true, but prevents the compiler from optimizing away the loop.
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if (entry.first > matrix.getColumnCount()) {
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ASSERT_TRUE(false);
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}
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}
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}
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}
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TEST(SparseMatrix, SparseMultiplication) {
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storm::storage::SparseMatrixBuilder<double> matrixBuilder;
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for (uint_fast64_t row = 0; row < 100000; ++row) {
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ASSERT_NO_THROW(matrixBuilder.addNextValue(row, 0, storm::utility::constantOne<double>()));
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ASSERT_NO_THROW(matrixBuilder.addNextValue(row, 1, storm::utility::constantOne<double>()));
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}
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storm::storage::SparseMatrix<double> matrix;
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ASSERT_NO_THROW(matrix = matrixBuilder.build());
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std::vector<double> x(matrix.getColumnCount(), 1.0);
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std::vector<double> result(matrix.getRowCount());
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for (uint_fast64_t i = 0; i < 30000; ++i) {
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matrix.multiplyWithVector(x, result);
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// The following can never be true, but prevents the compiler from optimizing away the loop.
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if (result.size() > matrix.getRowCount()) {
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ASSERT_TRUE(false);
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}
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}
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}
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TEST(SparseMatrix, HalfSparseMultiplication) {
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storm::storage::SparseMatrixBuilder<double> matrixBuilder;
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for (uint_fast64_t row = 0; row < 2000; ++row) {
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for (uint_fast64_t column = 0; column < row; ++column) {
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ASSERT_NO_THROW(matrixBuilder.addNextValue(row, column, row+column));
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}
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}
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storm::storage::SparseMatrix<double> matrix;
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ASSERT_NO_THROW(matrix = matrixBuilder.build());
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std::vector<double> x(matrix.getColumnCount(), 1.0);
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std::vector<double> result(matrix.getRowCount());
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for (uint_fast64_t i = 0; i < 5000; ++i) {
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matrix.multiplyWithVector(x, result);
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// The following can never be true, but prevents the compiler from optimizing away the loop.
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if (result.size() > matrix.getRowCount()) {
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ASSERT_TRUE(false);
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}
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}
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}
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TEST(SparseMatrix, DenseMultiplication) {
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storm::storage::SparseMatrixBuilder<double> matrixBuilder;
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uint_fast64_t const size = 2000;
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for (uint_fast64_t row = 0; row < size; ++row) {
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for (uint_fast64_t column = 0; column < size; ++column) {
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ASSERT_NO_THROW(matrixBuilder.addNextValue(row, column, storm::utility::constantOne<double>()));
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}
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}
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storm::storage::SparseMatrix<double> matrix;
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ASSERT_NO_THROW(matrix = matrixBuilder.build());
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std::vector<double> x(matrix.getColumnCount(), 1.0);
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std::vector<double> result(matrix.getRowCount());
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for (uint_fast64_t i = 0; i < 1000; ++i) {
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matrix.multiplyWithVector(x, result);
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// The following can never be true, but prevents the compiler from optimizing away the loop.
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if (result.size() > matrix.getRowCount()) {
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ASSERT_TRUE(false);
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}
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}
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}
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