pacman/test/testPacmanAI.cpp
2021-10-05 16:15:41 +02:00

70 lines
2.7 KiB
C++

#include <catch2/catch.hpp>
#include <PacManAI.hpp>
#include <limits>
TEST_CASE("Find pellet closest to PacMan", "[AI]") {
using namespace pacman;
PacManAI AI;
using TestData = std::tuple<GridPosition, std::vector<GridPosition>, GridPosition>;
auto data = GENERATE(
TestData{{5, 5}, {{5, 6}}, {5, 6}},
TestData{{5, 5}, {{5, 5}}, {5, 5}},
TestData{{5, 5}, {{0, 0}, {5, 6}}, {5, 6}},
TestData{{5, 5}, {{6, 5}, {5, 6}}, {6, 5}},
TestData{{5, 5}, {{6, 6}, {5, 6}}, {5, 6}}
);
CHECK(AI.pelletClosestToPacman(std::get<0>(data), std::get<1>(data)) == std::get<2>(data));
}
TEST_CASE("Is valid move", "[AI]") {
using namespace pacman;
using TestData = std::tuple<PacManAI::Move, bool>;
auto data = GENERATE(
TestData{{Direction::RIGHT, {13, 23}}, true},
TestData{{Direction::LEFT, {13, 23}}, false}, // opposite direction
TestData{{Direction::RIGHT, {13, 22}}, false} // wall
);
PacManAI AI;
CHECK(AI.isValidMove(std::get<0>(data)) == std::get<1>(data));
}
TEST_CASE("Is optimal direction", "[AI]") {
using namespace pacman;
using TestData = std::tuple<std::array<PacManAI::Move, 4>, Direction>;
auto makeMove = [](double distance, Direction d) {
return PacManAI::Move{d, {0, 0}, distance};
};
const auto infinity = std::numeric_limits<double>::infinity();
auto data = GENERATE_REF(
TestData{{makeMove(1, Direction::LEFT),
makeMove(1, Direction::RIGHT),
makeMove(1, Direction::UP),
makeMove(1, Direction::DOWN)},
Direction::LEFT},
TestData{{makeMove(3, Direction::LEFT),
makeMove(2, Direction::RIGHT),
makeMove(2, Direction::UP),
makeMove(3, Direction::DOWN)},
Direction::RIGHT},
TestData{{makeMove(3, Direction::LEFT),
makeMove(2, Direction::RIGHT),
makeMove(1, Direction::UP),
makeMove(3, Direction::DOWN)},
Direction::UP},
TestData{{makeMove(infinity, Direction::LEFT),
makeMove(infinity, Direction::RIGHT),
makeMove(infinity, Direction::UP),
makeMove(infinity, Direction::DOWN)},
Direction::LEFT},
TestData{{makeMove(infinity, Direction::LEFT),
makeMove(42, Direction::RIGHT),
makeMove(infinity, Direction::UP),
makeMove(infinity, Direction::DOWN)},
Direction::RIGHT});
PacManAI AI;
CHECK(AI.optimalDirection(std::get<0>(data)) == std::get<1>(data));
}