package io.github.tdudzik.gameoflife;

import org.testng.annotations.Test;

import static org.testng.Assert.*;

public class CellTransformatorTest {

    @Test
    public void transformEmptyCellWithLessThanThreeNeighbours() {
        // given
        CellTransformator cellTransformator = new CellTransformator();

        // when
        Cell cellBeforeTransformation = new Cell();
        Cell cellAfterTransformation = cellTransformator.transform(cellBeforeTransformation);

        // then
        assertThat(cellAfterTransformation.isAlive()).isFalse();
    }

}


package io.github.tdudzik.gameoflife;

public class CellTransformator {


    public Cell transform(Cell cellBeforeTransformation) {
        return null;
    }

}


package io.github.tdudzik.gameoflife;

public final class Cell {

    private final boolean alive;

    public Cell(boolean alive) {
        this.alive = alive;
    }

    public boolean isAlive() {
        return alive;
    }

}