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Cleanup code slightly and implement tests for CellList
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Alex Selimov 2025-09-19 23:46:21 -04:00
parent f3e701236e
commit d957a90573
Signed by: aselimov
GPG key ID: 3DDB9C3E023F1F31
4 changed files with 55 additions and 7 deletions
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1
tests/cuda_unit_tests/CMakeLists.txt
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@ -4,6 +4,7 @@ add_executable(${NAME}_cuda_tests
test_potential.cu
test_forces.cu
test_kernel_config.cu
test_neighbor_list.cu
)
target_link_libraries(${NAME}_cuda_tests gtest gtest_main)

31
tests/cuda_unit_tests/test_neighbor_list.cu Normal file
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@ -0,0 +1,31 @@
#include "box.hpp"
#include "neighbor_list.cuh"
#include "gtest/gtest.h"
TEST(CellListTest, Constructor) {
// Test case 1: Simple case
Box box(0, 10, 0, 10, 0, 10);
float cutoff = 2.5;
CellList cell_list(100, box, cutoff);
EXPECT_EQ(cell_list.grid_size.x, 4);
EXPECT_EQ(cell_list.grid_size.y, 4);
EXPECT_EQ(cell_list.grid_size.z, 4);
EXPECT_FLOAT_EQ(cell_list.cell_size.x, 2.5);
EXPECT_FLOAT_EQ(cell_list.cell_size.y, 2.5);
EXPECT_FLOAT_EQ(cell_list.cell_size.z, 2.5);
EXPECT_EQ(cell_list.total_cells, 64);
}
TEST(CellListTest, GetCellIndex) {
Box box(0, 10, 0, 10, 0, 10);
float cutoff = 2.5;
CellList cell_list(100, box, cutoff);
int x = 1, y = 2, z = 3;
int expected_index = z * cell_list.grid_size.x * cell_list.grid_size.y +
y * cell_list.grid_size.x + x;
EXPECT_EQ(cell_list.get_cell_index(x, y, z), expected_index);
}