import org.junit.Test;
import static org.junit.Assert.assertEquals;

/**
 * The test class TicTacToeBoardTest -- 
 * it tests the TicTacToeBoard class
 *
 * @author Phill Conrad, and folks in the lecture
 * @version lecture for CS56, 05/10/2011
 * @see TicTacToeBoard
 */
public class TicTacToeBoardTest
{
    /** Test the constructor and toString
     */

    @Test public void testConstructorAndToString()
    {
	TicTacToeBoard tttb = new TicTacToeBoard();
	String expected = 
	    "   |   |   \n" +
	    "---+---+---\n" +
	    "   |   |   \n" +
	    "---+---+---\n" +
	    "   |   |   \n";

        assertEquals(expected,tttb.toString());
    }

    /** Test the constructor and toString
     */

    @Test public void playTwoMoves()
    {
	TicTacToeBoard tttb = new TicTacToeBoard();
	tttb.move(4); // implicit whether x or o
	String expected = 
	    "   |   |   \n" +
	    "---+---+---\n" +
	    " x |   |   \n" +
	    "---+---+---\n" +
	    "   |   |   \n";
        assertEquals(expected,tttb.toString());
	// nobody won yet.  Let's check if the method
	// returns that correctly

	assertFalse(tttb.someoneWon());

	tttb.move(7); // implicit whether x or o
	String expected = 
	    "   |   |   \n" +
	    "---+---+---\n" +
	    " x |   |   \n" +
	    "---+---+---\n" +
	    " o |   |   \n";
        assertEquals(expected,tttb.toString());
	assertFalse(tttb.someoneWon());
    }

    /** Test the constructor and toString
     */

    @Test public void gameWhereXIsDumb()
    {
	TicTacToeBoard tttb = new TicTacToeBoard();
	tttb.move(4); // implicit whether x or o
	String expected = 
	    "   |   |   \n" +
	    "---+---+---\n" +
	    " x |   |   \n" +
	    "---+---+---\n" +
	    "   |   |   \n";
        assertEquals(expected,tttb.toString());
	// nobody won yet.  Let's check if the method
	// returns that correctly

	assertFalse(tttb.someoneWon());

	tttb.move(7); // implicit whether x or o
	String expected = 
	    "   |   |   \n" +
	    "---+---+---\n" +
	    " x |   |   \n" +
	    "---+---+---\n" +
	    " o |   |   \n";
        assertEquals(expected,tttb.toString());
	assertFalse(tttb.someoneWon());

	tttb.move(1); // implicit whether x or o
	String expected = 
	    " x |   |   \n" +
	    "---+---+---\n" +
	    " x |   |   \n" +
	    "---+---+---\n" +
	    " o |   |   \n";
        assertEquals(expected,tttb.toString());
	assertFalse(tttb.someoneWon());

	tttb.move(5); // implicit whether x or o
	String expected = 
	    " x |   |   \n" +
	    "---+---+---\n" +
	    " x | o |   \n" +
	    "---+---+---\n" +
	    " o |   |   \n";
        assertEquals(expected,tttb.toString());
	assertFalse(tttb.someoneWon());

	tttb.move(2); // implicit whether x or o
	String expected = 
	    " x | x |   \n" +
	    "---+---+---\n" +
	    " x | o |   \n" +
	    "---+---+---\n" +
	    " o |   |   \n";
        assertEquals(expected,tttb.toString());
	assertFalse(tttb.someoneWon());


	tttb.move(3); // implicit whether x or o
	String expected = 
	    " x | x | o \n" +
	    "---+---+---\n" +
	    " x | o |   \n" +
	    "---+---+---\n" +
	    " o |   |   \n";
        assertEquals(expected,tttb.toString());
	assertTrue(tttb.someoneWon());
	assertFalse(tttb.xWon());
	assertTrue(tttb.oWon());
	assertFalse(tttb.boardFull());
	assertEquals(tttb.victory(), 2);
	assertNotEquals(tttb.victory(), 1);
    }

}