package xu.problem.pathfinding;

import algs4.util.In;
import core.problem.Problem;
import core.runner.EngineFeeder;
import org.junit.jupiter.api.Test;

import java.util.ArrayList;

import static org.junit.jupiter.api.Assertions.*;

class PathFindingTest {

    @Test
    void applicable() {
        //生成一个具体的EngineFeeder：FeederXu，引擎饲养员徐老师:)
        EngineFeeder feeder = new FeederXu();

        //从文件中读入问题的实例，NPuzzle问题
        In problemInput = new In("resources/npuzzle.txt");
        //feeder从文件获取所有问题实例
        ArrayList<Problem> problems = feeder.getProblems(problemInput);

        Position position = new Position(7, 4);
        assertFalse(((PathFinding)problems.get(0)).applicable(position, new Move(Direction.S)));
        assertTrue(((PathFinding)problems.get(0)).applicable(position, new Move(Direction.E)));
    }
}