Erste Tests

test/LifeTest.java

@@ -22,6 +22,12 @@ public class LifeTest {
 
     @Test
     public void destroyLonelyCell() {
+        Life l = new Life();
+        l.setAlive(2, 2);
+
+        ILife nextGen = l.nextGeneration();
+
+        assertFalse(nextGen.isAlive(2, 2));
     }