package TicTacToe;

import static org.junit.jupiter.api.Assertions.*;
import java.util.stream.Stream;

import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;


class TicTacToeGameTest {
	
	@ParameterizedTest
	@MethodSource("testFieldsWinning")
	void testGameEndWin(int[] _field, int _winner) {
		TicTacToeGame ttt = new TicTacToeGame();
		
		for(int i = 0; i < ttt.field.length; i++) {
			ttt.field[i].playerID = _field[i];
		}
		ttt.playerID = _winner;
		int realWinner = ttt.checkPlayfield();
		
		assertEquals(_winner, realWinner);
	}
	
	@ParameterizedTest
	@MethodSource("testFieldsDraw")
	void testGameEndDraw(int[] _field) {
		TicTacToeGame ttt = new TicTacToeGame();
		
		for(int i = 0; i < ttt.field.length; i++) {
			ttt.field[i].playerID = _field[i];
		}
		
		int noWinner = ttt.checkPlayfield();
		
		assertEquals(0, noWinner);
	}
	
	
	private static Stream<Arguments> testFieldsWinning(){
		return Stream.of(
				Arguments.of(new int[]{	1,2,1,
										2,2,2,
										1,2,1}, 2),
				Arguments.of(new int[]{	2,1,2,
										2,2,1,
										1,1,1}, 1),
				Arguments.of(new int[]{	1,1,2,
										1,2,2,
										1,2,1}, 1),
				Arguments.of(new int[]{	2,1,1,
										1,2,1,
										1,1,2}, 2)
				);
	}
		
	private static Stream<Arguments> testFieldsDraw(){
		return Stream.of(
				Arguments.of(new int[]{	2,1,1,
										2,2,2,
										1,2,1}),
				Arguments.of(new int[]{	2,1,2,
										2,2,1,
										1,2,1}),
				Arguments.of(new int[]{	2,1,2,
										1,2,2,
										1,2,1}),
				Arguments.of(new int[]{	2,1,1,
										1,2,2,
										2,1,1})
				);
				
		
	}
}