package org.mafagafogigante.dungeon.game;
import org.junit.Assert;
import org.junit.Test;
public class DirectionTest {
@Test
public void invertShouldCorrectlyInvertTheDirection() throws Exception {
Assert.assertEquals(Direction.UP, Direction.DOWN.invert());
Assert.assertEquals(Direction.NORTH, Direction.SOUTH.invert());
Assert.assertEquals(Direction.EAST, Direction.WEST.invert());
Assert.assertEquals(Direction.DOWN, Direction.UP.invert());
Assert.assertEquals(Direction.SOUTH, Direction.NORTH.invert());
Assert.assertEquals(Direction.WEST, Direction.EAST.invert());
}
@Test
public void invertTwiceShouldNotModifyTheDirection() throws Exception {
for (Direction direction : Direction.values()) {
Assert.assertEquals(direction, direction.invert().invert());
}
}
}