CIL2PJudgementTicTacToeTests.java

package network;

import java.util.Arrays;

import network.correctness.CIL2PTicTacToeTests;

import org.junit.Before;
import org.junit.Test;

import shef.network.CIL2PFactory;
import shef.network.CIL2PManager;
import shef.network.CIL2PNet;

import junit.framework.TestCase;

/**
 * Contains judgement tests present to verify the shef.network generates sensible
 * decisions when comparing two possible states
 * 
 * @author jonathan
 * 
 */
public class CIL2PJudgementTicTacToeTests extends AbstractCIL2PJudgementTests {
    private static final String gameLocation = "tictactoe";
    
    protected void setUp() throws Exception {
        CIL2PNet cn = CIL2PFactory.modNetFromFile(gameLocation);
        cil2p_manager = new CIL2PManager(cn);
        
        super.setUp();
    }
    
	@Test
	public void testNextMoveWinOne() {
		/*
		 * OOO   OO-
		 * --X > --X
		 * --X   O-X
		 */
		double[] scoresA = cil2p_manager.getAllPlayerScores(
				CIL2PTicTacToeTests.translateTicTacToe("o o o b b x b b x", cil2p_manager));
		double[] scoresB = cil2p_manager.getAllPlayerScores(
				CIL2PTicTacToeTests.translateTicTacToe("o o b b b x o b x", cil2p_manager));
		
		assertEquals(1, bestState(scoresA, scoresB, 1));
	}
	
	@Test
	public void testNextMoveWinTwo() {
		/*
		 * XXO   XX-
		 * -OX > OOX
		 * O-X   O-X
		 */
		double[] scoresA = cil2p_manager.getAllPlayerScores(
				CIL2PTicTacToeTests.translateTicTacToe("x x b o o x o b x", cil2p_manager));
		double[] scoresB = cil2p_manager.getAllPlayerScores(
				CIL2PTicTacToeTests.translateTicTacToe("x x o b o x o b x", cil2p_manager));
		
		assertEquals(-1, bestState(scoresA, scoresB, 1));
	}

	@Test
	public void testNextMoveOne() {
		/*
		 * XX-   X--
		 * --- > --X
		 * O--   O--
		 */
		double[] scoresA = cil2p_manager.getAllPlayerScores(
				CIL2PTicTacToeTests.translateTicTacToe("x x b b b b b b b", cil2p_manager));
		double[] scoresB = cil2p_manager.getAllPlayerScores(
				CIL2PTicTacToeTests.translateTicTacToe("x b b b b x b b b", cil2p_manager));
		
		assertEquals(1, bestState(scoresA, scoresB, 0));
	}
	
	@Test
	public void testNextMoveTwo() {
		/*
		 * XX-   XXO
		 * -O- < ---
		 * O--   O--
		 */
		double[] scoresA = cil2p_manager.getAllPlayerScores(
				CIL2PTicTacToeTests.translateTicTacToe("x x b b o b o b b", cil2p_manager));
		double[] scoresB = cil2p_manager.getAllPlayerScores(
				CIL2PTicTacToeTests.translateTicTacToe("x x o b b b o b b", cil2p_manager));
		// we expect the O score to be the same
		// as in a fluent-wise comparison they're almost identical
		// but minimizing the X score, we should prefer the second state
		assertEquals(-1, bestState(scoresA, scoresB, 0));
	}
	
}